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-rw-r--r--tests/unit/libutil/canon-path.cc162
-rw-r--r--tests/unit/libutil/chunked-vector.cc54
-rw-r--r--tests/unit/libutil/closure.cc70
-rw-r--r--tests/unit/libutil/compression.cc96
-rw-r--r--tests/unit/libutil/config.cc295
-rw-r--r--tests/unit/libutil/git.cc33
-rw-r--r--tests/unit/libutil/hash.cc77
-rw-r--r--tests/unit/libutil/hilite.cc66
-rw-r--r--tests/unit/libutil/local.mk23
-rw-r--r--tests/unit/libutil/logging.cc370
-rw-r--r--tests/unit/libutil/lru-cache.cc130
-rw-r--r--tests/unit/libutil/pool.cc127
-rw-r--r--tests/unit/libutil/references.cc46
-rw-r--r--tests/unit/libutil/suggestions.cc43
-rw-r--r--tests/unit/libutil/tests.cc659
-rw-r--r--tests/unit/libutil/url.cc338
-rw-r--r--tests/unit/libutil/xml-writer.cc105
17 files changed, 2694 insertions, 0 deletions
diff --git a/tests/unit/libutil/canon-path.cc b/tests/unit/libutil/canon-path.cc
new file mode 100644
index 000000000..fc94ccc3d
--- /dev/null
+++ b/tests/unit/libutil/canon-path.cc
@@ -0,0 +1,162 @@
+#include "canon-path.hh"
+
+#include <gtest/gtest.h>
+
+namespace nix {
+
+ TEST(CanonPath, basic) {
+ {
+ CanonPath p("/");
+ ASSERT_EQ(p.abs(), "/");
+ ASSERT_EQ(p.rel(), "");
+ ASSERT_EQ(p.baseName(), std::nullopt);
+ ASSERT_EQ(p.dirOf(), std::nullopt);
+ ASSERT_FALSE(p.parent());
+ }
+
+ {
+ CanonPath p("/foo//");
+ ASSERT_EQ(p.abs(), "/foo");
+ ASSERT_EQ(p.rel(), "foo");
+ ASSERT_EQ(*p.baseName(), "foo");
+ ASSERT_EQ(*p.dirOf(), ""); // FIXME: do we want this?
+ ASSERT_EQ(p.parent()->abs(), "/");
+ }
+
+ {
+ CanonPath p("foo/bar");
+ ASSERT_EQ(p.abs(), "/foo/bar");
+ ASSERT_EQ(p.rel(), "foo/bar");
+ ASSERT_EQ(*p.baseName(), "bar");
+ ASSERT_EQ(*p.dirOf(), "/foo");
+ ASSERT_EQ(p.parent()->abs(), "/foo");
+ }
+
+ {
+ CanonPath p("foo//bar/");
+ ASSERT_EQ(p.abs(), "/foo/bar");
+ ASSERT_EQ(p.rel(), "foo/bar");
+ ASSERT_EQ(*p.baseName(), "bar");
+ ASSERT_EQ(*p.dirOf(), "/foo");
+ }
+ }
+
+ TEST(CanonPath, pop) {
+ CanonPath p("foo/bar/x");
+ ASSERT_EQ(p.abs(), "/foo/bar/x");
+ p.pop();
+ ASSERT_EQ(p.abs(), "/foo/bar");
+ p.pop();
+ ASSERT_EQ(p.abs(), "/foo");
+ p.pop();
+ ASSERT_EQ(p.abs(), "/");
+ }
+
+ TEST(CanonPath, removePrefix) {
+ CanonPath p1("foo/bar");
+ CanonPath p2("foo/bar/a/b/c");
+ ASSERT_EQ(p2.removePrefix(p1).abs(), "/a/b/c");
+ ASSERT_EQ(p1.removePrefix(p1).abs(), "/");
+ ASSERT_EQ(p1.removePrefix(CanonPath("/")).abs(), "/foo/bar");
+ }
+
+ TEST(CanonPath, iter) {
+ {
+ CanonPath p("a//foo/bar//");
+ std::vector<std::string_view> ss;
+ for (auto & c : p) ss.push_back(c);
+ ASSERT_EQ(ss, std::vector<std::string_view>({"a", "foo", "bar"}));
+ }
+
+ {
+ CanonPath p("/");
+ std::vector<std::string_view> ss;
+ for (auto & c : p) ss.push_back(c);
+ ASSERT_EQ(ss, std::vector<std::string_view>());
+ }
+ }
+
+ TEST(CanonPath, concat) {
+ {
+ CanonPath p1("a//foo/bar//");
+ CanonPath p2("xyzzy/bla");
+ ASSERT_EQ((p1 + p2).abs(), "/a/foo/bar/xyzzy/bla");
+ }
+
+ {
+ CanonPath p1("/");
+ CanonPath p2("/a/b");
+ ASSERT_EQ((p1 + p2).abs(), "/a/b");
+ }
+
+ {
+ CanonPath p1("/a/b");
+ CanonPath p2("/");
+ ASSERT_EQ((p1 + p2).abs(), "/a/b");
+ }
+
+ {
+ CanonPath p("/foo/bar");
+ ASSERT_EQ((p + "x").abs(), "/foo/bar/x");
+ }
+
+ {
+ CanonPath p("/");
+ ASSERT_EQ((p + "foo" + "bar").abs(), "/foo/bar");
+ }
+ }
+
+ TEST(CanonPath, within) {
+ ASSERT_TRUE(CanonPath("foo").isWithin(CanonPath("foo")));
+ ASSERT_FALSE(CanonPath("foo").isWithin(CanonPath("bar")));
+ ASSERT_FALSE(CanonPath("foo").isWithin(CanonPath("fo")));
+ ASSERT_TRUE(CanonPath("foo/bar").isWithin(CanonPath("foo")));
+ ASSERT_FALSE(CanonPath("foo").isWithin(CanonPath("foo/bar")));
+ ASSERT_TRUE(CanonPath("/foo/bar/default.nix").isWithin(CanonPath("/")));
+ ASSERT_TRUE(CanonPath("/").isWithin(CanonPath("/")));
+ }
+
+ TEST(CanonPath, sort) {
+ ASSERT_FALSE(CanonPath("foo") < CanonPath("foo"));
+ ASSERT_TRUE (CanonPath("foo") < CanonPath("foo/bar"));
+ ASSERT_TRUE (CanonPath("foo/bar") < CanonPath("foo!"));
+ ASSERT_FALSE(CanonPath("foo!") < CanonPath("foo"));
+ ASSERT_TRUE (CanonPath("foo") < CanonPath("foo!"));
+ }
+
+ TEST(CanonPath, allowed) {
+ std::set<CanonPath> allowed {
+ CanonPath("foo/bar"),
+ CanonPath("foo!"),
+ CanonPath("xyzzy"),
+ CanonPath("a/b/c"),
+ };
+
+ ASSERT_TRUE (CanonPath("foo/bar").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("foo/bar/bla").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("foo").isAllowed(allowed));
+ ASSERT_FALSE(CanonPath("bar").isAllowed(allowed));
+ ASSERT_FALSE(CanonPath("bar/a").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("a").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("a/b").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("a/b/c").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("a/b/c/d").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("a/b/c/d/e").isAllowed(allowed));
+ ASSERT_FALSE(CanonPath("a/b/a").isAllowed(allowed));
+ ASSERT_FALSE(CanonPath("a/b/d").isAllowed(allowed));
+ ASSERT_FALSE(CanonPath("aaa").isAllowed(allowed));
+ ASSERT_FALSE(CanonPath("zzz").isAllowed(allowed));
+ ASSERT_TRUE (CanonPath("/").isAllowed(allowed));
+ }
+
+ TEST(CanonPath, makeRelative) {
+ CanonPath d("/foo/bar");
+ ASSERT_EQ(d.makeRelative(CanonPath("/foo/bar")), ".");
+ ASSERT_EQ(d.makeRelative(CanonPath("/foo")), "..");
+ ASSERT_EQ(d.makeRelative(CanonPath("/")), "../..");
+ ASSERT_EQ(d.makeRelative(CanonPath("/foo/bar/xyzzy")), "xyzzy");
+ ASSERT_EQ(d.makeRelative(CanonPath("/foo/bar/xyzzy/bla")), "xyzzy/bla");
+ ASSERT_EQ(d.makeRelative(CanonPath("/foo/xyzzy/bla")), "../xyzzy/bla");
+ ASSERT_EQ(d.makeRelative(CanonPath("/xyzzy/bla")), "../../xyzzy/bla");
+ }
+}
diff --git a/tests/unit/libutil/chunked-vector.cc b/tests/unit/libutil/chunked-vector.cc
new file mode 100644
index 000000000..868d11f6f
--- /dev/null
+++ b/tests/unit/libutil/chunked-vector.cc
@@ -0,0 +1,54 @@
+#include "chunked-vector.hh"
+
+#include <gtest/gtest.h>
+
+namespace nix {
+ TEST(ChunkedVector, InitEmpty) {
+ auto v = ChunkedVector<int, 2>(100);
+ ASSERT_EQ(v.size(), 0);
+ }
+
+ TEST(ChunkedVector, GrowsCorrectly) {
+ auto v = ChunkedVector<int, 2>(100);
+ for (auto i = 1; i < 20; i++) {
+ v.add(i);
+ ASSERT_EQ(v.size(), i);
+ }
+ }
+
+ TEST(ChunkedVector, AddAndGet) {
+ auto v = ChunkedVector<int, 2>(100);
+ for (auto i = 1; i < 20; i++) {
+ auto [i2, idx] = v.add(i);
+ auto & i3 = v[idx];
+ ASSERT_EQ(i, i2);
+ ASSERT_EQ(&i2, &i3);
+ }
+ }
+
+ TEST(ChunkedVector, ForEach) {
+ auto v = ChunkedVector<int, 2>(100);
+ for (auto i = 1; i < 20; i++) {
+ v.add(i);
+ }
+ int count = 0;
+ v.forEach([&count](int elt) {
+ count++;
+ });
+ ASSERT_EQ(count, v.size());
+ }
+
+ TEST(ChunkedVector, OverflowOK) {
+ // Similar to the AddAndGet, but intentionnally use a small
+ // initial ChunkedVector to force it to overflow
+ auto v = ChunkedVector<int, 2>(2);
+ for (auto i = 1; i < 20; i++) {
+ auto [i2, idx] = v.add(i);
+ auto & i3 = v[idx];
+ ASSERT_EQ(i, i2);
+ ASSERT_EQ(&i2, &i3);
+ }
+ }
+
+}
+
diff --git a/tests/unit/libutil/closure.cc b/tests/unit/libutil/closure.cc
new file mode 100644
index 000000000..7597e7807
--- /dev/null
+++ b/tests/unit/libutil/closure.cc
@@ -0,0 +1,70 @@
+#include "closure.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+using namespace std;
+
+map<string, set<string>> testGraph = {
+ { "A", { "B", "C", "G" } },
+ { "B", { "A" } }, // Loops back to A
+ { "C", { "F" } }, // Indirect reference
+ { "D", { "A" } }, // Not reachable, but has backreferences
+ { "E", {} }, // Just not reachable
+ { "F", {} },
+ { "G", { "G" } }, // Self reference
+};
+
+TEST(closure, correctClosure) {
+ set<string> aClosure;
+ set<string> expectedClosure = {"A", "B", "C", "F", "G"};
+ computeClosure<string>(
+ {"A"},
+ aClosure,
+ [&](const string currentNode, function<void(promise<set<string>> &)> processEdges) {
+ promise<set<string>> promisedNodes;
+ promisedNodes.set_value(testGraph[currentNode]);
+ processEdges(promisedNodes);
+ }
+ );
+
+ ASSERT_EQ(aClosure, expectedClosure);
+}
+
+TEST(closure, properlyHandlesDirectExceptions) {
+ struct TestExn {};
+ set<string> aClosure;
+ EXPECT_THROW(
+ computeClosure<string>(
+ {"A"},
+ aClosure,
+ [&](const string currentNode, function<void(promise<set<string>> &)> processEdges) {
+ throw TestExn();
+ }
+ ),
+ TestExn
+ );
+}
+
+TEST(closure, properlyHandlesExceptionsInPromise) {
+ struct TestExn {};
+ set<string> aClosure;
+ EXPECT_THROW(
+ computeClosure<string>(
+ {"A"},
+ aClosure,
+ [&](const string currentNode, function<void(promise<set<string>> &)> processEdges) {
+ promise<set<string>> promise;
+ try {
+ throw TestExn();
+ } catch (...) {
+ promise.set_exception(std::current_exception());
+ }
+ processEdges(promise);
+ }
+ ),
+ TestExn
+ );
+}
+
+}
diff --git a/tests/unit/libutil/compression.cc b/tests/unit/libutil/compression.cc
new file mode 100644
index 000000000..bbbf3500f
--- /dev/null
+++ b/tests/unit/libutil/compression.cc
@@ -0,0 +1,96 @@
+#include "compression.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+ /* ----------------------------------------------------------------------------
+ * compress / decompress
+ * --------------------------------------------------------------------------*/
+
+ TEST(compress, compressWithUnknownMethod) {
+ ASSERT_THROW(compress("invalid-method", "something-to-compress"), UnknownCompressionMethod);
+ }
+
+ TEST(compress, noneMethodDoesNothingToTheInput) {
+ auto o = compress("none", "this-is-a-test");
+
+ ASSERT_EQ(o, "this-is-a-test");
+ }
+
+ TEST(decompress, decompressNoneCompressed) {
+ auto method = "none";
+ auto str = "slfja;sljfklsa;jfklsjfkl;sdjfkl;sadjfkl;sdjf;lsdfjsadlf";
+ auto o = decompress(method, str);
+
+ ASSERT_EQ(o, str);
+ }
+
+ TEST(decompress, decompressEmptyCompressed) {
+ // Empty-method decompression used e.g. by S3 store
+ // (Content-Encoding == "").
+ auto method = "";
+ auto str = "slfja;sljfklsa;jfklsjfkl;sdjfkl;sadjfkl;sdjf;lsdfjsadlf";
+ auto o = decompress(method, str);
+
+ ASSERT_EQ(o, str);
+ }
+
+ TEST(decompress, decompressXzCompressed) {
+ auto method = "xz";
+ auto str = "slfja;sljfklsa;jfklsjfkl;sdjfkl;sadjfkl;sdjf;lsdfjsadlf";
+ auto o = decompress(method, compress(method, str));
+
+ ASSERT_EQ(o, str);
+ }
+
+ TEST(decompress, decompressBzip2Compressed) {
+ auto method = "bzip2";
+ auto str = "slfja;sljfklsa;jfklsjfkl;sdjfkl;sadjfkl;sdjf;lsdfjsadlf";
+ auto o = decompress(method, compress(method, str));
+
+ ASSERT_EQ(o, str);
+ }
+
+ TEST(decompress, decompressBrCompressed) {
+ auto method = "br";
+ auto str = "slfja;sljfklsa;jfklsjfkl;sdjfkl;sadjfkl;sdjf;lsdfjsadlf";
+ auto o = decompress(method, compress(method, str));
+
+ ASSERT_EQ(o, str);
+ }
+
+ TEST(decompress, decompressInvalidInputThrowsCompressionError) {
+ auto method = "bzip2";
+ auto str = "this is a string that does not qualify as valid bzip2 data";
+
+ ASSERT_THROW(decompress(method, str), CompressionError);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * compression sinks
+ * --------------------------------------------------------------------------*/
+
+ TEST(makeCompressionSink, noneSinkDoesNothingToInput) {
+ StringSink strSink;
+ auto inputString = "slfja;sljfklsa;jfklsjfkl;sdjfkl;sadjfkl;sdjf;lsdfjsadlf";
+ auto sink = makeCompressionSink("none", strSink);
+ (*sink)(inputString);
+ sink->finish();
+
+ ASSERT_STREQ(strSink.s.c_str(), inputString);
+ }
+
+ TEST(makeCompressionSink, compressAndDecompress) {
+ StringSink strSink;
+ auto inputString = "slfja;sljfklsa;jfklsjfkl;sdjfkl;sadjfkl;sdjf;lsdfjsadlf";
+ auto decompressionSink = makeDecompressionSink("bzip2", strSink);
+ auto sink = makeCompressionSink("bzip2", *decompressionSink);
+
+ (*sink)(inputString);
+ sink->finish();
+ decompressionSink->finish();
+
+ ASSERT_STREQ(strSink.s.c_str(), inputString);
+ }
+
+}
diff --git a/tests/unit/libutil/config.cc b/tests/unit/libutil/config.cc
new file mode 100644
index 000000000..886e70da5
--- /dev/null
+++ b/tests/unit/libutil/config.cc
@@ -0,0 +1,295 @@
+#include "config.hh"
+#include "args.hh"
+
+#include <sstream>
+#include <gtest/gtest.h>
+#include <nlohmann/json.hpp>
+
+namespace nix {
+
+ /* ----------------------------------------------------------------------------
+ * Config
+ * --------------------------------------------------------------------------*/
+
+ TEST(Config, setUndefinedSetting) {
+ Config config;
+ ASSERT_EQ(config.set("undefined-key", "value"), false);
+ }
+
+ TEST(Config, setDefinedSetting) {
+ Config config;
+ std::string value;
+ Setting<std::string> foo{&config, value, "name-of-the-setting", "description"};
+ ASSERT_EQ(config.set("name-of-the-setting", "value"), true);
+ }
+
+ TEST(Config, getDefinedSetting) {
+ Config config;
+ std::string value;
+ std::map<std::string, Config::SettingInfo> settings;
+ Setting<std::string> foo{&config, value, "name-of-the-setting", "description"};
+
+ config.getSettings(settings, /* overriddenOnly = */ false);
+ const auto iter = settings.find("name-of-the-setting");
+ ASSERT_NE(iter, settings.end());
+ ASSERT_EQ(iter->second.value, "");
+ ASSERT_EQ(iter->second.description, "description\n");
+ }
+
+ TEST(Config, getDefinedOverriddenSettingNotSet) {
+ Config config;
+ std::string value;
+ std::map<std::string, Config::SettingInfo> settings;
+ Setting<std::string> foo{&config, value, "name-of-the-setting", "description"};
+
+ config.getSettings(settings, /* overriddenOnly = */ true);
+ const auto e = settings.find("name-of-the-setting");
+ ASSERT_EQ(e, settings.end());
+ }
+
+ TEST(Config, getDefinedSettingSet1) {
+ Config config;
+ std::string value;
+ std::map<std::string, Config::SettingInfo> settings;
+ Setting<std::string> setting{&config, value, "name-of-the-setting", "description"};
+
+ setting.assign("value");
+
+ config.getSettings(settings, /* overriddenOnly = */ false);
+ const auto iter = settings.find("name-of-the-setting");
+ ASSERT_NE(iter, settings.end());
+ ASSERT_EQ(iter->second.value, "value");
+ ASSERT_EQ(iter->second.description, "description\n");
+ }
+
+ TEST(Config, getDefinedSettingSet2) {
+ Config config;
+ std::map<std::string, Config::SettingInfo> settings;
+ Setting<std::string> setting{&config, "", "name-of-the-setting", "description"};
+
+ ASSERT_TRUE(config.set("name-of-the-setting", "value"));
+
+ config.getSettings(settings, /* overriddenOnly = */ false);
+ const auto e = settings.find("name-of-the-setting");
+ ASSERT_NE(e, settings.end());
+ ASSERT_EQ(e->second.value, "value");
+ ASSERT_EQ(e->second.description, "description\n");
+ }
+
+ TEST(Config, addSetting) {
+ class TestSetting : public AbstractSetting {
+ public:
+ TestSetting() : AbstractSetting("test", "test", {}) {}
+ void set(const std::string & value, bool append) override {}
+ std::string to_string() const override { return {}; }
+ bool isAppendable() override { return false; }
+ };
+
+ Config config;
+ TestSetting setting;
+
+ ASSERT_FALSE(config.set("test", "value"));
+ config.addSetting(&setting);
+ ASSERT_TRUE(config.set("test", "value"));
+ ASSERT_FALSE(config.set("extra-test", "value"));
+ }
+
+ TEST(Config, withInitialValue) {
+ const StringMap initials = {
+ { "key", "value" },
+ };
+ Config config(initials);
+
+ {
+ std::map<std::string, Config::SettingInfo> settings;
+ config.getSettings(settings, /* overriddenOnly = */ false);
+ ASSERT_EQ(settings.find("key"), settings.end());
+ }
+
+ Setting<std::string> setting{&config, "default-value", "key", "description"};
+
+ {
+ std::map<std::string, Config::SettingInfo> settings;
+ config.getSettings(settings, /* overriddenOnly = */ false);
+ ASSERT_EQ(settings["key"].value, "value");
+ }
+ }
+
+ TEST(Config, resetOverridden) {
+ Config config;
+ config.resetOverridden();
+ }
+
+ TEST(Config, resetOverriddenWithSetting) {
+ Config config;
+ Setting<std::string> setting{&config, "", "name-of-the-setting", "description"};
+
+ {
+ std::map<std::string, Config::SettingInfo> settings;
+
+ setting.set("foo");
+ ASSERT_EQ(setting.get(), "foo");
+ config.getSettings(settings, /* overriddenOnly = */ true);
+ ASSERT_TRUE(settings.empty());
+ }
+
+ {
+ std::map<std::string, Config::SettingInfo> settings;
+
+ setting.override("bar");
+ ASSERT_TRUE(setting.overridden);
+ ASSERT_EQ(setting.get(), "bar");
+ config.getSettings(settings, /* overriddenOnly = */ true);
+ ASSERT_FALSE(settings.empty());
+ }
+
+ {
+ std::map<std::string, Config::SettingInfo> settings;
+
+ config.resetOverridden();
+ ASSERT_FALSE(setting.overridden);
+ config.getSettings(settings, /* overriddenOnly = */ true);
+ ASSERT_TRUE(settings.empty());
+ }
+ }
+
+ TEST(Config, toJSONOnEmptyConfig) {
+ ASSERT_EQ(Config().toJSON().dump(), "{}");
+ }
+
+ TEST(Config, toJSONOnNonEmptyConfig) {
+ using nlohmann::literals::operator "" _json;
+ Config config;
+ Setting<std::string> setting{
+ &config,
+ "",
+ "name-of-the-setting",
+ "description",
+ };
+ setting.assign("value");
+
+ ASSERT_EQ(config.toJSON(),
+ R"#({
+ "name-of-the-setting": {
+ "aliases": [],
+ "defaultValue": "",
+ "description": "description\n",
+ "documentDefault": true,
+ "value": "value",
+ "experimentalFeature": null
+ }
+ })#"_json);
+ }
+
+ TEST(Config, toJSONOnNonEmptyConfigWithExperimentalSetting) {
+ using nlohmann::literals::operator "" _json;
+ Config config;
+ Setting<std::string> setting{
+ &config,
+ "",
+ "name-of-the-setting",
+ "description",
+ {},
+ true,
+ Xp::Flakes,
+ };
+ setting.assign("value");
+
+ ASSERT_EQ(config.toJSON(),
+ R"#({
+ "name-of-the-setting": {
+ "aliases": [],
+ "defaultValue": "",
+ "description": "description\n",
+ "documentDefault": true,
+ "value": "value",
+ "experimentalFeature": "flakes"
+ }
+ })#"_json);
+ }
+
+ TEST(Config, setSettingAlias) {
+ Config config;
+ Setting<std::string> setting{&config, "", "some-int", "best number", { "another-int" }};
+ ASSERT_TRUE(config.set("some-int", "1"));
+ ASSERT_EQ(setting.get(), "1");
+ ASSERT_TRUE(config.set("another-int", "2"));
+ ASSERT_EQ(setting.get(), "2");
+ ASSERT_TRUE(config.set("some-int", "3"));
+ ASSERT_EQ(setting.get(), "3");
+ }
+
+ /* FIXME: The reapplyUnknownSettings method doesn't seem to do anything
+ * useful (these days). Whenever we add a new setting to Config the
+ * unknown settings are always considered. In which case is this function
+ * actually useful? Is there some way to register a Setting without calling
+ * addSetting? */
+ TEST(Config, DISABLED_reapplyUnknownSettings) {
+ Config config;
+ ASSERT_FALSE(config.set("name-of-the-setting", "unknownvalue"));
+ Setting<std::string> setting{&config, "default", "name-of-the-setting", "description"};
+ ASSERT_EQ(setting.get(), "default");
+ config.reapplyUnknownSettings();
+ ASSERT_EQ(setting.get(), "unknownvalue");
+ }
+
+ TEST(Config, applyConfigEmpty) {
+ Config config;
+ std::map<std::string, Config::SettingInfo> settings;
+ config.applyConfig("");
+ config.getSettings(settings);
+ ASSERT_TRUE(settings.empty());
+ }
+
+ TEST(Config, applyConfigEmptyWithComment) {
+ Config config;
+ std::map<std::string, Config::SettingInfo> settings;
+ config.applyConfig("# just a comment");
+ config.getSettings(settings);
+ ASSERT_TRUE(settings.empty());
+ }
+
+ TEST(Config, applyConfigAssignment) {
+ Config config;
+ std::map<std::string, Config::SettingInfo> settings;
+ Setting<std::string> setting{&config, "", "name-of-the-setting", "description"};
+ config.applyConfig(
+ "name-of-the-setting = value-from-file #useful comment\n"
+ "# name-of-the-setting = foo\n"
+ );
+ config.getSettings(settings);
+ ASSERT_FALSE(settings.empty());
+ ASSERT_EQ(settings["name-of-the-setting"].value, "value-from-file");
+ }
+
+ TEST(Config, applyConfigWithReassignedSetting) {
+ Config config;
+ std::map<std::string, Config::SettingInfo> settings;
+ Setting<std::string> setting{&config, "", "name-of-the-setting", "description"};
+ config.applyConfig(
+ "name-of-the-setting = first-value\n"
+ "name-of-the-setting = second-value\n"
+ );
+ config.getSettings(settings);
+ ASSERT_FALSE(settings.empty());
+ ASSERT_EQ(settings["name-of-the-setting"].value, "second-value");
+ }
+
+ TEST(Config, applyConfigFailsOnMissingIncludes) {
+ Config config;
+ std::map<std::string, Config::SettingInfo> settings;
+ Setting<std::string> setting{&config, "", "name-of-the-setting", "description"};
+
+ ASSERT_THROW(config.applyConfig(
+ "name-of-the-setting = value-from-file\n"
+ "# name-of-the-setting = foo\n"
+ "include /nix/store/does/not/exist.nix"
+ ), Error);
+ }
+
+ TEST(Config, applyConfigInvalidThrows) {
+ Config config;
+ ASSERT_THROW(config.applyConfig("value == key"), UsageError);
+ ASSERT_THROW(config.applyConfig("value "), UsageError);
+ }
+}
diff --git a/tests/unit/libutil/git.cc b/tests/unit/libutil/git.cc
new file mode 100644
index 000000000..5b5715fc2
--- /dev/null
+++ b/tests/unit/libutil/git.cc
@@ -0,0 +1,33 @@
+#include "git.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+ TEST(GitLsRemote, parseSymrefLineWithReference) {
+ auto line = "ref: refs/head/main HEAD";
+ auto res = git::parseLsRemoteLine(line);
+ ASSERT_TRUE(res.has_value());
+ ASSERT_EQ(res->kind, git::LsRemoteRefLine::Kind::Symbolic);
+ ASSERT_EQ(res->target, "refs/head/main");
+ ASSERT_EQ(res->reference, "HEAD");
+ }
+
+ TEST(GitLsRemote, parseSymrefLineWithNoReference) {
+ auto line = "ref: refs/head/main";
+ auto res = git::parseLsRemoteLine(line);
+ ASSERT_TRUE(res.has_value());
+ ASSERT_EQ(res->kind, git::LsRemoteRefLine::Kind::Symbolic);
+ ASSERT_EQ(res->target, "refs/head/main");
+ ASSERT_EQ(res->reference, std::nullopt);
+ }
+
+ TEST(GitLsRemote, parseObjectRefLine) {
+ auto line = "abc123 refs/head/main";
+ auto res = git::parseLsRemoteLine(line);
+ ASSERT_TRUE(res.has_value());
+ ASSERT_EQ(res->kind, git::LsRemoteRefLine::Kind::Object);
+ ASSERT_EQ(res->target, "abc123");
+ ASSERT_EQ(res->reference, "refs/head/main");
+ }
+}
+
diff --git a/tests/unit/libutil/hash.cc b/tests/unit/libutil/hash.cc
new file mode 100644
index 000000000..1f40edc95
--- /dev/null
+++ b/tests/unit/libutil/hash.cc
@@ -0,0 +1,77 @@
+#include <regex>
+
+#include <gtest/gtest.h>
+
+#include "hash.hh"
+
+namespace nix {
+
+ /* ----------------------------------------------------------------------------
+ * hashString
+ * --------------------------------------------------------------------------*/
+
+ TEST(hashString, testKnownMD5Hashes1) {
+ // values taken from: https://tools.ietf.org/html/rfc1321
+ auto s1 = "";
+ auto hash = hashString(HashType::htMD5, s1);
+ ASSERT_EQ(hash.to_string(Base::Base16, true), "md5:d41d8cd98f00b204e9800998ecf8427e");
+ }
+
+ TEST(hashString, testKnownMD5Hashes2) {
+ // values taken from: https://tools.ietf.org/html/rfc1321
+ auto s2 = "abc";
+ auto hash = hashString(HashType::htMD5, s2);
+ ASSERT_EQ(hash.to_string(Base::Base16, true), "md5:900150983cd24fb0d6963f7d28e17f72");
+ }
+
+ TEST(hashString, testKnownSHA1Hashes1) {
+ // values taken from: https://tools.ietf.org/html/rfc3174
+ auto s = "abc";
+ auto hash = hashString(HashType::htSHA1, s);
+ ASSERT_EQ(hash.to_string(Base::Base16, true),"sha1:a9993e364706816aba3e25717850c26c9cd0d89d");
+ }
+
+ TEST(hashString, testKnownSHA1Hashes2) {
+ // values taken from: https://tools.ietf.org/html/rfc3174
+ auto s = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
+ auto hash = hashString(HashType::htSHA1, s);
+ ASSERT_EQ(hash.to_string(Base::Base16, true),"sha1:84983e441c3bd26ebaae4aa1f95129e5e54670f1");
+ }
+
+ TEST(hashString, testKnownSHA256Hashes1) {
+ // values taken from: https://tools.ietf.org/html/rfc4634
+ auto s = "abc";
+
+ auto hash = hashString(HashType::htSHA256, s);
+ ASSERT_EQ(hash.to_string(Base::Base16, true),
+ "sha256:ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad");
+ }
+
+ TEST(hashString, testKnownSHA256Hashes2) {
+ // values taken from: https://tools.ietf.org/html/rfc4634
+ auto s = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
+ auto hash = hashString(HashType::htSHA256, s);
+ ASSERT_EQ(hash.to_string(Base::Base16, true),
+ "sha256:248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1");
+ }
+
+ TEST(hashString, testKnownSHA512Hashes1) {
+ // values taken from: https://tools.ietf.org/html/rfc4634
+ auto s = "abc";
+ auto hash = hashString(HashType::htSHA512, s);
+ ASSERT_EQ(hash.to_string(Base::Base16, true),
+ "sha512:ddaf35a193617abacc417349ae20413112e6fa4e89a9"
+ "7ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd"
+ "454d4423643ce80e2a9ac94fa54ca49f");
+ }
+ TEST(hashString, testKnownSHA512Hashes2) {
+ // values taken from: https://tools.ietf.org/html/rfc4634
+ auto s = "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu";
+
+ auto hash = hashString(HashType::htSHA512, s);
+ ASSERT_EQ(hash.to_string(Base::Base16, true),
+ "sha512:8e959b75dae313da8cf4f72814fc143f8f7779c6eb9f7fa1"
+ "7299aeadb6889018501d289e4900f7e4331b99dec4b5433a"
+ "c7d329eeb6dd26545e96e55b874be909");
+ }
+}
diff --git a/tests/unit/libutil/hilite.cc b/tests/unit/libutil/hilite.cc
new file mode 100644
index 000000000..1ff5980d5
--- /dev/null
+++ b/tests/unit/libutil/hilite.cc
@@ -0,0 +1,66 @@
+#include "hilite.hh"
+
+#include <gtest/gtest.h>
+
+namespace nix {
+/* ----------- tests for fmt.hh -------------------------------------------------*/
+
+ TEST(hiliteMatches, noHighlight) {
+ ASSERT_STREQ(hiliteMatches("Hello, world!", std::vector<std::smatch>(), "(", ")").c_str(), "Hello, world!");
+ }
+
+ TEST(hiliteMatches, simpleHighlight) {
+ std::string str = "Hello, world!";
+ std::regex re = std::regex("world");
+ auto matches = std::vector(std::sregex_iterator(str.begin(), str.end(), re), std::sregex_iterator());
+ ASSERT_STREQ(
+ hiliteMatches(str, matches, "(", ")").c_str(),
+ "Hello, (world)!"
+ );
+ }
+
+ TEST(hiliteMatches, multipleMatches) {
+ std::string str = "Hello, world, world, world, world, world, world, Hello!";
+ std::regex re = std::regex("world");
+ auto matches = std::vector(std::sregex_iterator(str.begin(), str.end(), re), std::sregex_iterator());
+ ASSERT_STREQ(
+ hiliteMatches(str, matches, "(", ")").c_str(),
+ "Hello, (world), (world), (world), (world), (world), (world), Hello!"
+ );
+ }
+
+ TEST(hiliteMatches, overlappingMatches) {
+ std::string str = "world, Hello, world, Hello, world, Hello, world, Hello, world!";
+ std::regex re = std::regex("Hello, world");
+ std::regex re2 = std::regex("world, Hello");
+ auto v = std::vector(std::sregex_iterator(str.begin(), str.end(), re), std::sregex_iterator());
+ for(auto it = std::sregex_iterator(str.begin(), str.end(), re2); it != std::sregex_iterator(); ++it) {
+ v.push_back(*it);
+ }
+ ASSERT_STREQ(
+ hiliteMatches(str, v, "(", ")").c_str(),
+ "(world, Hello, world, Hello, world, Hello, world, Hello, world)!"
+ );
+ }
+
+ TEST(hiliteMatches, complexOverlappingMatches) {
+ std::string str = "legacyPackages.x86_64-linux.git-crypt";
+ std::vector regexes = {
+ std::regex("t-cry"),
+ std::regex("ux\\.git-cry"),
+ std::regex("git-c"),
+ std::regex("pt"),
+ };
+ std::vector<std::smatch> matches;
+ for(auto regex : regexes)
+ {
+ for(auto it = std::sregex_iterator(str.begin(), str.end(), regex); it != std::sregex_iterator(); ++it) {
+ matches.push_back(*it);
+ }
+ }
+ ASSERT_STREQ(
+ hiliteMatches(str, matches, "(", ")").c_str(),
+ "legacyPackages.x86_64-lin(ux.git-crypt)"
+ );
+ }
+}
diff --git a/tests/unit/libutil/local.mk b/tests/unit/libutil/local.mk
new file mode 100644
index 000000000..6de96c0dc
--- /dev/null
+++ b/tests/unit/libutil/local.mk
@@ -0,0 +1,23 @@
+check: libutil-tests_RUN
+
+programs += libutil-tests
+
+libutil-tests_NAME = libnixutil-tests
+
+libutil-tests_ENV := _NIX_TEST_UNIT_DATA=$(d)/data
+
+libutil-tests_DIR := $(d)
+
+libutil-tests_INSTALL_DIR :=
+
+libutil-tests_SOURCES := $(wildcard $(d)/*.cc)
+
+libutil-tests_EXTRA_INCLUDES = \
+ -I tests/unit/libutil-support \
+ -I src/libutil
+
+libutil-tests_CXXFLAGS += $(libutil-tests_EXTRA_INCLUDES)
+
+libutil-tests_LIBS = libutil-test-support libutil
+
+libutil-tests_LDFLAGS := -lrapidcheck $(GTEST_LIBS)
diff --git a/tests/unit/libutil/logging.cc b/tests/unit/libutil/logging.cc
new file mode 100644
index 000000000..2ffdc2e9b
--- /dev/null
+++ b/tests/unit/libutil/logging.cc
@@ -0,0 +1,370 @@
+#if 0
+
+#include "logging.hh"
+#include "nixexpr.hh"
+#include "util.hh"
+#include <fstream>
+
+#include <gtest/gtest.h>
+
+namespace nix {
+
+ /* ----------------------------------------------------------------------------
+ * logEI
+ * --------------------------------------------------------------------------*/
+
+ const char *test_file =
+ "previous line of code\n"
+ "this is the problem line of code\n"
+ "next line of code\n";
+ const char *one_liner =
+ "this is the other problem line of code";
+
+ TEST(logEI, catpuresBasicProperties) {
+
+ MakeError(TestError, Error);
+ ErrorInfo::programName = std::optional("error-unit-test");
+
+ try {
+ throw TestError("an error for testing purposes");
+ } catch (Error &e) {
+ testing::internal::CaptureStderr();
+ logger->logEI(e.info());
+ auto str = testing::internal::GetCapturedStderr();
+
+ ASSERT_STREQ(str.c_str(),"\x1B[31;1merror:\x1B[0m\x1B[34;1m --- TestError --- error-unit-test\x1B[0m\nan error for testing purposes\n");
+ }
+ }
+
+ TEST(logEI, jsonOutput) {
+ SymbolTable testTable;
+ auto problem_file = testTable.create("random.nix");
+ testing::internal::CaptureStderr();
+
+ makeJSONLogger(*logger)->logEI({
+ .name = "error name",
+ .msg = hintfmt("this hint has %1% templated %2%!!",
+ "yellow",
+ "values"),
+ .errPos = Pos(foFile, problem_file, 02, 13)
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "@nix {\"action\":\"msg\",\"column\":13,\"file\":\"random.nix\",\"level\":0,\"line\":2,\"msg\":\"\\u001b[31;1merror:\\u001b[0m\\u001b[34;1m --- error name --- error-unit-test\\u001b[0m\\n\\u001b[34;1mat: \\u001b[33;1m(2:13)\\u001b[34;1m in file: \\u001b[0mrandom.nix\\n\\nerror without any code lines.\\n\\nthis hint has \\u001b[33;1myellow\\u001b[0m templated \\u001b[33;1mvalues\\u001b[0m!!\",\"raw_msg\":\"this hint has \\u001b[33;1myellow\\u001b[0m templated \\u001b[33;1mvalues\\u001b[0m!!\"}\n");
+ }
+
+ TEST(logEI, appendingHintsToPreviousError) {
+
+ MakeError(TestError, Error);
+ ErrorInfo::programName = std::optional("error-unit-test");
+
+ try {
+ auto e = Error("initial error");
+ throw TestError(e.info());
+ } catch (Error &e) {
+ ErrorInfo ei = e.info();
+ ei.msg = hintfmt("%s; subsequent error message.", normaltxt(e.info().msg.str()));
+
+ testing::internal::CaptureStderr();
+ logger->logEI(ei);
+ auto str = testing::internal::GetCapturedStderr();
+
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- TestError --- error-unit-test\x1B[0m\ninitial error; subsequent error message.\n");
+ }
+
+ }
+
+ TEST(logEI, picksUpSysErrorExitCode) {
+
+ MakeError(TestError, Error);
+ ErrorInfo::programName = std::optional("error-unit-test");
+
+ try {
+ auto x = readFile(-1);
+ }
+ catch (SysError &e) {
+ testing::internal::CaptureStderr();
+ logError(e.info());
+ auto str = testing::internal::GetCapturedStderr();
+
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- SysError --- error-unit-test\x1B[0m\nstatting file: \x1B[33;1mBad file descriptor\x1B[0m\n");
+ }
+ }
+
+ TEST(logEI, loggingErrorOnInfoLevel) {
+ testing::internal::CaptureStderr();
+
+ logger->logEI({ .level = lvlInfo,
+ .name = "Info name",
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[32;1minfo:\x1B[0m\x1B[34;1m --- Info name --- error-unit-test\x1B[0m\nInfo description\n");
+ }
+
+ TEST(logEI, loggingErrorOnTalkativeLevel) {
+ verbosity = lvlTalkative;
+
+ testing::internal::CaptureStderr();
+
+ logger->logEI({ .level = lvlTalkative,
+ .name = "Talkative name",
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[32;1mtalk:\x1B[0m\x1B[34;1m --- Talkative name --- error-unit-test\x1B[0m\nTalkative description\n");
+ }
+
+ TEST(logEI, loggingErrorOnChattyLevel) {
+ verbosity = lvlChatty;
+
+ testing::internal::CaptureStderr();
+
+ logger->logEI({ .level = lvlChatty,
+ .name = "Chatty name",
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[32;1mchat:\x1B[0m\x1B[34;1m --- Chatty name --- error-unit-test\x1B[0m\nTalkative description\n");
+ }
+
+ TEST(logEI, loggingErrorOnDebugLevel) {
+ verbosity = lvlDebug;
+
+ testing::internal::CaptureStderr();
+
+ logger->logEI({ .level = lvlDebug,
+ .name = "Debug name",
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[33;1mdebug:\x1B[0m\x1B[34;1m --- Debug name --- error-unit-test\x1B[0m\nDebug description\n");
+ }
+
+ TEST(logEI, loggingErrorOnVomitLevel) {
+ verbosity = lvlVomit;
+
+ testing::internal::CaptureStderr();
+
+ logger->logEI({ .level = lvlVomit,
+ .name = "Vomit name",
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[32;1mvomit:\x1B[0m\x1B[34;1m --- Vomit name --- error-unit-test\x1B[0m\nVomit description\n");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * logError
+ * --------------------------------------------------------------------------*/
+
+ TEST(logError, logErrorWithoutHintOrCode) {
+ testing::internal::CaptureStderr();
+
+ logError({
+ .name = "name",
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- name --- error-unit-test\x1B[0m\nerror description\n");
+ }
+
+ TEST(logError, logErrorWithPreviousAndNextLinesOfCode) {
+ SymbolTable testTable;
+ auto problem_file = testTable.create(test_file);
+
+ testing::internal::CaptureStderr();
+
+ logError({
+ .name = "error name",
+ .msg = hintfmt("this hint has %1% templated %2%!!",
+ "yellow",
+ "values"),
+ .errPos = Pos(foString, problem_file, 02, 13),
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from string\x1B[0m\n\nerror with code lines\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
+ }
+
+ TEST(logError, logErrorWithInvalidFile) {
+ SymbolTable testTable;
+ auto problem_file = testTable.create("invalid filename");
+ testing::internal::CaptureStderr();
+
+ logError({
+ .name = "error name",
+ .msg = hintfmt("this hint has %1% templated %2%!!",
+ "yellow",
+ "values"),
+ .errPos = Pos(foFile, problem_file, 02, 13)
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m in file: \x1B[0minvalid filename\n\nerror without any code lines.\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
+ }
+
+ TEST(logError, logErrorWithOnlyHintAndName) {
+ testing::internal::CaptureStderr();
+
+ logError({
+ .name = "error name",
+ .msg = hintfmt("hint %1%", "only"),
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\nhint \x1B[33;1monly\x1B[0m\n");
+
+ }
+
+ /* ----------------------------------------------------------------------------
+ * logWarning
+ * --------------------------------------------------------------------------*/
+
+ TEST(logWarning, logWarningWithNameDescriptionAndHint) {
+ testing::internal::CaptureStderr();
+
+ logWarning({
+ .name = "name",
+ .msg = hintfmt("there was a %1%", "warning"),
+ });
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- name --- error-unit-test\x1B[0m\nwarning description\n\nthere was a \x1B[33;1mwarning\x1B[0m\n");
+ }
+
+ TEST(logWarning, logWarningWithFileLineNumAndCode) {
+
+ SymbolTable testTable;
+ auto problem_file = testTable.create(test_file);
+
+ testing::internal::CaptureStderr();
+
+ logWarning({
+ .name = "warning name",
+ .msg = hintfmt("this hint has %1% templated %2%!!",
+ "yellow",
+ "values"),
+ .errPos = Pos(foStdin, problem_file, 2, 13),
+ });
+
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- warning name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from stdin\x1B[0m\n\nwarning description\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * traces
+ * --------------------------------------------------------------------------*/
+
+ TEST(addTrace, showTracesWithShowTrace) {
+ SymbolTable testTable;
+ auto problem_file = testTable.create(test_file);
+ auto oneliner_file = testTable.create(one_liner);
+ auto invalidfilename = testTable.create("invalid filename");
+
+ auto e = AssertionError(ErrorInfo {
+ .name = "wat",
+ .msg = hintfmt("it has been %1% days since our last error", "zero"),
+ .errPos = Pos(foString, problem_file, 2, 13),
+ });
+
+ e.addTrace(Pos(foStdin, oneliner_file, 1, 19), "while trying to compute %1%", 42);
+ e.addTrace(std::nullopt, "while doing something without a %1%", "pos");
+ e.addTrace(Pos(foFile, invalidfilename, 100, 1), "missing %s", "nix file");
+
+ testing::internal::CaptureStderr();
+
+ loggerSettings.showTrace.assign(true);
+
+ logError(e.info());
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- AssertionError --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from string\x1B[0m\n\nshow-traces\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nit has been \x1B[33;1mzero\x1B[0m days since our last error\n\x1B[34;1m---- show-trace ----\x1B[0m\n\x1B[34;1mtrace: \x1B[0mwhile trying to compute \x1B[33;1m42\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(1:19)\x1B[34;1m from stdin\x1B[0m\n\n 1| this is the other problem line of code\n | \x1B[31;1m^\x1B[0m\n\n\x1B[34;1mtrace: \x1B[0mwhile doing something without a \x1B[33;1mpos\x1B[0m\n\x1B[34;1mtrace: \x1B[0mmissing \x1B[33;1mnix file\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(100:1)\x1B[34;1m in file: \x1B[0minvalid filename\n");
+ }
+
+ TEST(addTrace, hideTracesWithoutShowTrace) {
+ SymbolTable testTable;
+ auto problem_file = testTable.create(test_file);
+ auto oneliner_file = testTable.create(one_liner);
+ auto invalidfilename = testTable.create("invalid filename");
+
+ auto e = AssertionError(ErrorInfo {
+ .name = "wat",
+ .msg = hintfmt("it has been %1% days since our last error", "zero"),
+ .errPos = Pos(foString, problem_file, 2, 13),
+ });
+
+ e.addTrace(Pos(foStdin, oneliner_file, 1, 19), "while trying to compute %1%", 42);
+ e.addTrace(std::nullopt, "while doing something without a %1%", "pos");
+ e.addTrace(Pos(foFile, invalidfilename, 100, 1), "missing %s", "nix file");
+
+ testing::internal::CaptureStderr();
+
+ loggerSettings.showTrace.assign(false);
+
+ logError(e.info());
+
+ auto str = testing::internal::GetCapturedStderr();
+ ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- AssertionError --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from string\x1B[0m\n\nhide traces\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nit has been \x1B[33;1mzero\x1B[0m days since our last error\n");
+ }
+
+
+ /* ----------------------------------------------------------------------------
+ * hintfmt
+ * --------------------------------------------------------------------------*/
+
+ TEST(hintfmt, percentStringWithoutArgs) {
+
+ const char *teststr = "this is 100%s correct!";
+
+ ASSERT_STREQ(
+ hintfmt(teststr).str().c_str(),
+ teststr);
+
+ }
+
+ TEST(hintfmt, fmtToHintfmt) {
+
+ ASSERT_STREQ(
+ hintfmt(fmt("the color of this this text is %1%", "not yellow")).str().c_str(),
+ "the color of this this text is not yellow");
+
+ }
+
+ TEST(hintfmt, tooFewArguments) {
+
+ ASSERT_STREQ(
+ hintfmt("only one arg %1% %2%", "fulfilled").str().c_str(),
+ "only one arg " ANSI_WARNING "fulfilled" ANSI_NORMAL " ");
+
+ }
+
+ TEST(hintfmt, tooManyArguments) {
+
+ ASSERT_STREQ(
+ hintfmt("what about this %1% %2%", "%3%", "one", "two").str().c_str(),
+ "what about this " ANSI_WARNING "%3%" ANSI_NORMAL " " ANSI_YELLOW "one" ANSI_NORMAL);
+
+ }
+
+ /* ----------------------------------------------------------------------------
+ * ErrPos
+ * --------------------------------------------------------------------------*/
+
+ TEST(errpos, invalidPos) {
+
+ // contains an invalid symbol, which we should not dereference!
+ Pos invalid;
+
+ // constructing without access violation.
+ ErrPos ep(invalid);
+
+ // assignment without access violation.
+ ep = invalid;
+
+ }
+
+}
+
+#endif
diff --git a/tests/unit/libutil/lru-cache.cc b/tests/unit/libutil/lru-cache.cc
new file mode 100644
index 000000000..091d3d5ed
--- /dev/null
+++ b/tests/unit/libutil/lru-cache.cc
@@ -0,0 +1,130 @@
+#include "lru-cache.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+ /* ----------------------------------------------------------------------------
+ * size
+ * --------------------------------------------------------------------------*/
+
+ TEST(LRUCache, sizeOfEmptyCacheIsZero) {
+ LRUCache<std::string, std::string> c(10);
+ ASSERT_EQ(c.size(), 0);
+ }
+
+ TEST(LRUCache, sizeOfSingleElementCacheIsOne) {
+ LRUCache<std::string, std::string> c(10);
+ c.upsert("foo", "bar");
+ ASSERT_EQ(c.size(), 1);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * upsert / get
+ * --------------------------------------------------------------------------*/
+
+ TEST(LRUCache, getFromEmptyCache) {
+ LRUCache<std::string, std::string> c(10);
+ auto val = c.get("x");
+ ASSERT_EQ(val.has_value(), false);
+ }
+
+ TEST(LRUCache, getExistingValue) {
+ LRUCache<std::string, std::string> c(10);
+ c.upsert("foo", "bar");
+ auto val = c.get("foo");
+ ASSERT_EQ(val, "bar");
+ }
+
+ TEST(LRUCache, getNonExistingValueFromNonEmptyCache) {
+ LRUCache<std::string, std::string> c(10);
+ c.upsert("foo", "bar");
+ auto val = c.get("another");
+ ASSERT_EQ(val.has_value(), false);
+ }
+
+ TEST(LRUCache, upsertOnZeroCapacityCache) {
+ LRUCache<std::string, std::string> c(0);
+ c.upsert("foo", "bar");
+ auto val = c.get("foo");
+ ASSERT_EQ(val.has_value(), false);
+ }
+
+ TEST(LRUCache, updateExistingValue) {
+ LRUCache<std::string, std::string> c(1);
+ c.upsert("foo", "bar");
+
+ auto val = c.get("foo");
+ ASSERT_EQ(val.value_or("error"), "bar");
+ ASSERT_EQ(c.size(), 1);
+
+ c.upsert("foo", "changed");
+ val = c.get("foo");
+ ASSERT_EQ(val.value_or("error"), "changed");
+ ASSERT_EQ(c.size(), 1);
+ }
+
+ TEST(LRUCache, overwriteOldestWhenCapacityIsReached) {
+ LRUCache<std::string, std::string> c(3);
+ c.upsert("one", "eins");
+ c.upsert("two", "zwei");
+ c.upsert("three", "drei");
+
+ ASSERT_EQ(c.size(), 3);
+ ASSERT_EQ(c.get("one").value_or("error"), "eins");
+
+ // exceed capacity
+ c.upsert("another", "whatever");
+
+ ASSERT_EQ(c.size(), 3);
+ // Retrieving "one" makes it the most recent element thus
+ // two will be the oldest one and thus replaced.
+ ASSERT_EQ(c.get("two").has_value(), false);
+ ASSERT_EQ(c.get("another").value(), "whatever");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * clear
+ * --------------------------------------------------------------------------*/
+
+ TEST(LRUCache, clearEmptyCache) {
+ LRUCache<std::string, std::string> c(10);
+ c.clear();
+ ASSERT_EQ(c.size(), 0);
+ }
+
+ TEST(LRUCache, clearNonEmptyCache) {
+ LRUCache<std::string, std::string> c(10);
+ c.upsert("one", "eins");
+ c.upsert("two", "zwei");
+ c.upsert("three", "drei");
+ ASSERT_EQ(c.size(), 3);
+ c.clear();
+ ASSERT_EQ(c.size(), 0);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * erase
+ * --------------------------------------------------------------------------*/
+
+ TEST(LRUCache, eraseFromEmptyCache) {
+ LRUCache<std::string, std::string> c(10);
+ ASSERT_EQ(c.erase("foo"), false);
+ ASSERT_EQ(c.size(), 0);
+ }
+
+ TEST(LRUCache, eraseMissingFromNonEmptyCache) {
+ LRUCache<std::string, std::string> c(10);
+ c.upsert("one", "eins");
+ ASSERT_EQ(c.erase("foo"), false);
+ ASSERT_EQ(c.size(), 1);
+ ASSERT_EQ(c.get("one").value_or("error"), "eins");
+ }
+
+ TEST(LRUCache, eraseFromNonEmptyCache) {
+ LRUCache<std::string, std::string> c(10);
+ c.upsert("one", "eins");
+ ASSERT_EQ(c.erase("one"), true);
+ ASSERT_EQ(c.size(), 0);
+ ASSERT_EQ(c.get("one").value_or("empty"), "empty");
+ }
+}
diff --git a/tests/unit/libutil/pool.cc b/tests/unit/libutil/pool.cc
new file mode 100644
index 000000000..127e42dda
--- /dev/null
+++ b/tests/unit/libutil/pool.cc
@@ -0,0 +1,127 @@
+#include "pool.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+ struct TestResource
+ {
+
+ TestResource() {
+ static int counter = 0;
+ num = counter++;
+ }
+
+ int dummyValue = 1;
+ bool good = true;
+ int num;
+ };
+
+ /* ----------------------------------------------------------------------------
+ * Pool
+ * --------------------------------------------------------------------------*/
+
+ TEST(Pool, freshPoolHasZeroCountAndSpecifiedCapacity) {
+ auto isGood = [](const ref<TestResource> & r) { return r->good; };
+ auto createResource = []() { return make_ref<TestResource>(); };
+
+ Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood);
+
+ ASSERT_EQ(pool.count(), 0);
+ ASSERT_EQ(pool.capacity(), 1);
+ }
+
+ TEST(Pool, freshPoolCanGetAResource) {
+ auto isGood = [](const ref<TestResource> & r) { return r->good; };
+ auto createResource = []() { return make_ref<TestResource>(); };
+
+ Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood);
+ ASSERT_EQ(pool.count(), 0);
+
+ TestResource r = *(pool.get());
+
+ ASSERT_EQ(pool.count(), 1);
+ ASSERT_EQ(pool.capacity(), 1);
+ ASSERT_EQ(r.dummyValue, 1);
+ ASSERT_EQ(r.good, true);
+ }
+
+ TEST(Pool, capacityCanBeIncremented) {
+ auto isGood = [](const ref<TestResource> & r) { return r->good; };
+ auto createResource = []() { return make_ref<TestResource>(); };
+
+ Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood);
+ ASSERT_EQ(pool.capacity(), 1);
+ pool.incCapacity();
+ ASSERT_EQ(pool.capacity(), 2);
+ }
+
+ TEST(Pool, capacityCanBeDecremented) {
+ auto isGood = [](const ref<TestResource> & r) { return r->good; };
+ auto createResource = []() { return make_ref<TestResource>(); };
+
+ Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood);
+ ASSERT_EQ(pool.capacity(), 1);
+ pool.decCapacity();
+ ASSERT_EQ(pool.capacity(), 0);
+ }
+
+ TEST(Pool, flushBadDropsOutOfScopeResources) {
+ auto isGood = [](const ref<TestResource> & r) { return false; };
+ auto createResource = []() { return make_ref<TestResource>(); };
+
+ Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood);
+
+ {
+ auto _r = pool.get();
+ ASSERT_EQ(pool.count(), 1);
+ }
+
+ pool.flushBad();
+ ASSERT_EQ(pool.count(), 0);
+ }
+
+ // Test that the resources we allocate are being reused when they are still good.
+ TEST(Pool, reuseResource) {
+ auto isGood = [](const ref<TestResource> & r) { return true; };
+ auto createResource = []() { return make_ref<TestResource>(); };
+
+ Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood);
+
+ // Compare the instance counter between the two handles. We expect them to be equal
+ // as the pool should hand out the same (still) good one again.
+ int counter = -1;
+ {
+ Pool<TestResource>::Handle h = pool.get();
+ counter = h->num;
+ } // the first handle goes out of scope
+
+ { // the second handle should contain the same resource (with the same counter value)
+ Pool<TestResource>::Handle h = pool.get();
+ ASSERT_EQ(h->num, counter);
+ }
+ }
+
+ // Test that the resources we allocate are being thrown away when they are no longer good.
+ TEST(Pool, badResourceIsNotReused) {
+ auto isGood = [](const ref<TestResource> & r) { return false; };
+ auto createResource = []() { return make_ref<TestResource>(); };
+
+ Pool<TestResource> pool = Pool<TestResource>((size_t)1, createResource, isGood);
+
+ // Compare the instance counter between the two handles. We expect them
+ // to *not* be equal as the pool should hand out a new instance after
+ // the first one was returned.
+ int counter = -1;
+ {
+ Pool<TestResource>::Handle h = pool.get();
+ counter = h->num;
+ } // the first handle goes out of scope
+
+ {
+ // the second handle should contain a different resource (with a
+ //different counter value)
+ Pool<TestResource>::Handle h = pool.get();
+ ASSERT_NE(h->num, counter);
+ }
+ }
+}
diff --git a/tests/unit/libutil/references.cc b/tests/unit/libutil/references.cc
new file mode 100644
index 000000000..a517d9aa1
--- /dev/null
+++ b/tests/unit/libutil/references.cc
@@ -0,0 +1,46 @@
+#include "references.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+using std::string;
+
+struct RewriteParams {
+ string originalString, finalString;
+ StringMap rewrites;
+
+ friend std::ostream& operator<<(std::ostream& os, const RewriteParams& bar) {
+ StringSet strRewrites;
+ for (auto & [from, to] : bar.rewrites)
+ strRewrites.insert(from + "->" + to);
+ return os <<
+ "OriginalString: " << bar.originalString << std::endl <<
+ "Rewrites: " << concatStringsSep(",", strRewrites) << std::endl <<
+ "Expected result: " << bar.finalString;
+ }
+};
+
+class RewriteTest : public ::testing::TestWithParam<RewriteParams> {
+};
+
+TEST_P(RewriteTest, IdentityRewriteIsIdentity) {
+ RewriteParams param = GetParam();
+ StringSink rewritten;
+ auto rewriter = RewritingSink(param.rewrites, rewritten);
+ rewriter(param.originalString);
+ rewriter.flush();
+ ASSERT_EQ(rewritten.s, param.finalString);
+}
+
+INSTANTIATE_TEST_CASE_P(
+ references,
+ RewriteTest,
+ ::testing::Values(
+ RewriteParams{ "foooo", "baroo", {{"foo", "bar"}, {"bar", "baz"}}},
+ RewriteParams{ "foooo", "bazoo", {{"fou", "bar"}, {"foo", "baz"}}},
+ RewriteParams{ "foooo", "foooo", {}}
+ )
+);
+
+}
+
diff --git a/tests/unit/libutil/suggestions.cc b/tests/unit/libutil/suggestions.cc
new file mode 100644
index 000000000..279994abc
--- /dev/null
+++ b/tests/unit/libutil/suggestions.cc
@@ -0,0 +1,43 @@
+#include "suggestions.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+ struct LevenshteinDistanceParam {
+ std::string s1, s2;
+ int distance;
+ };
+
+ class LevenshteinDistanceTest :
+ public testing::TestWithParam<LevenshteinDistanceParam> {
+ };
+
+ TEST_P(LevenshteinDistanceTest, CorrectlyComputed) {
+ auto params = GetParam();
+
+ ASSERT_EQ(levenshteinDistance(params.s1, params.s2), params.distance);
+ ASSERT_EQ(levenshteinDistance(params.s2, params.s1), params.distance);
+ }
+
+ INSTANTIATE_TEST_SUITE_P(LevenshteinDistance, LevenshteinDistanceTest,
+ testing::Values(
+ LevenshteinDistanceParam{"foo", "foo", 0},
+ LevenshteinDistanceParam{"foo", "", 3},
+ LevenshteinDistanceParam{"", "", 0},
+ LevenshteinDistanceParam{"foo", "fo", 1},
+ LevenshteinDistanceParam{"foo", "oo", 1},
+ LevenshteinDistanceParam{"foo", "fao", 1},
+ LevenshteinDistanceParam{"foo", "abc", 3}
+ )
+ );
+
+ TEST(Suggestions, Trim) {
+ auto suggestions = Suggestions::bestMatches({"foooo", "bar", "fo", "gao"}, "foo");
+ auto onlyOne = suggestions.trim(1);
+ ASSERT_EQ(onlyOne.suggestions.size(), 1);
+ ASSERT_TRUE(onlyOne.suggestions.begin()->suggestion == "fo");
+
+ auto closest = suggestions.trim(999, 2);
+ ASSERT_EQ(closest.suggestions.size(), 3);
+ }
+}
diff --git a/tests/unit/libutil/tests.cc b/tests/unit/libutil/tests.cc
new file mode 100644
index 000000000..f3c1e8248
--- /dev/null
+++ b/tests/unit/libutil/tests.cc
@@ -0,0 +1,659 @@
+#include "util.hh"
+#include "types.hh"
+
+#include <limits.h>
+#include <gtest/gtest.h>
+
+#include <numeric>
+
+namespace nix {
+
+/* ----------- tests for util.hh ------------------------------------------------*/
+
+ /* ----------------------------------------------------------------------------
+ * absPath
+ * --------------------------------------------------------------------------*/
+
+ TEST(absPath, doesntChangeRoot) {
+ auto p = absPath("/");
+
+ ASSERT_EQ(p, "/");
+ }
+
+
+
+
+ TEST(absPath, turnsEmptyPathIntoCWD) {
+ char cwd[PATH_MAX+1];
+ auto p = absPath("");
+
+ ASSERT_EQ(p, getcwd((char*)&cwd, PATH_MAX));
+ }
+
+ TEST(absPath, usesOptionalBasePathWhenGiven) {
+ char _cwd[PATH_MAX+1];
+ char* cwd = getcwd((char*)&_cwd, PATH_MAX);
+
+ auto p = absPath("", cwd);
+
+ ASSERT_EQ(p, cwd);
+ }
+
+ TEST(absPath, isIdempotent) {
+ char _cwd[PATH_MAX+1];
+ char* cwd = getcwd((char*)&_cwd, PATH_MAX);
+ auto p1 = absPath(cwd);
+ auto p2 = absPath(p1);
+
+ ASSERT_EQ(p1, p2);
+ }
+
+
+ TEST(absPath, pathIsCanonicalised) {
+ auto path = "/some/path/with/trailing/dot/.";
+ auto p1 = absPath(path);
+ auto p2 = absPath(p1);
+
+ ASSERT_EQ(p1, "/some/path/with/trailing/dot");
+ ASSERT_EQ(p1, p2);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * canonPath
+ * --------------------------------------------------------------------------*/
+
+ TEST(canonPath, removesTrailingSlashes) {
+ auto path = "/this/is/a/path//";
+ auto p = canonPath(path);
+
+ ASSERT_EQ(p, "/this/is/a/path");
+ }
+
+ TEST(canonPath, removesDots) {
+ auto path = "/this/./is/a/path/./";
+ auto p = canonPath(path);
+
+ ASSERT_EQ(p, "/this/is/a/path");
+ }
+
+ TEST(canonPath, removesDots2) {
+ auto path = "/this/a/../is/a////path/foo/..";
+ auto p = canonPath(path);
+
+ ASSERT_EQ(p, "/this/is/a/path");
+ }
+
+ TEST(canonPath, requiresAbsolutePath) {
+ ASSERT_ANY_THROW(canonPath("."));
+ ASSERT_ANY_THROW(canonPath(".."));
+ ASSERT_ANY_THROW(canonPath("../"));
+ ASSERT_DEATH({ canonPath(""); }, "path != \"\"");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * dirOf
+ * --------------------------------------------------------------------------*/
+
+ TEST(dirOf, returnsEmptyStringForRoot) {
+ auto p = dirOf("/");
+
+ ASSERT_EQ(p, "/");
+ }
+
+ TEST(dirOf, returnsFirstPathComponent) {
+ auto p1 = dirOf("/dir/");
+ ASSERT_EQ(p1, "/dir");
+ auto p2 = dirOf("/dir");
+ ASSERT_EQ(p2, "/");
+ auto p3 = dirOf("/dir/..");
+ ASSERT_EQ(p3, "/dir");
+ auto p4 = dirOf("/dir/../");
+ ASSERT_EQ(p4, "/dir/..");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * baseNameOf
+ * --------------------------------------------------------------------------*/
+
+ TEST(baseNameOf, emptyPath) {
+ auto p1 = baseNameOf("");
+ ASSERT_EQ(p1, "");
+ }
+
+ TEST(baseNameOf, pathOnRoot) {
+ auto p1 = baseNameOf("/dir");
+ ASSERT_EQ(p1, "dir");
+ }
+
+ TEST(baseNameOf, relativePath) {
+ auto p1 = baseNameOf("dir/foo");
+ ASSERT_EQ(p1, "foo");
+ }
+
+ TEST(baseNameOf, pathWithTrailingSlashRoot) {
+ auto p1 = baseNameOf("/");
+ ASSERT_EQ(p1, "");
+ }
+
+ TEST(baseNameOf, trailingSlash) {
+ auto p1 = baseNameOf("/dir/");
+ ASSERT_EQ(p1, "dir");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * isInDir
+ * --------------------------------------------------------------------------*/
+
+ TEST(isInDir, trivialCase) {
+ auto p1 = isInDir("/foo/bar", "/foo");
+ ASSERT_EQ(p1, true);
+ }
+
+ TEST(isInDir, notInDir) {
+ auto p1 = isInDir("/zes/foo/bar", "/foo");
+ ASSERT_EQ(p1, false);
+ }
+
+ // XXX: hm, bug or feature? :) Looking at the implementation
+ // this might be problematic.
+ TEST(isInDir, emptyDir) {
+ auto p1 = isInDir("/zes/foo/bar", "");
+ ASSERT_EQ(p1, true);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * isDirOrInDir
+ * --------------------------------------------------------------------------*/
+
+ TEST(isDirOrInDir, trueForSameDirectory) {
+ ASSERT_EQ(isDirOrInDir("/nix", "/nix"), true);
+ ASSERT_EQ(isDirOrInDir("/", "/"), true);
+ }
+
+ TEST(isDirOrInDir, trueForEmptyPaths) {
+ ASSERT_EQ(isDirOrInDir("", ""), true);
+ }
+
+ TEST(isDirOrInDir, falseForDisjunctPaths) {
+ ASSERT_EQ(isDirOrInDir("/foo", "/bar"), false);
+ }
+
+ TEST(isDirOrInDir, relativePaths) {
+ ASSERT_EQ(isDirOrInDir("/foo/..", "/foo"), true);
+ }
+
+ // XXX: while it is possible to use "." or ".." in the
+ // first argument this doesn't seem to work in the second.
+ TEST(isDirOrInDir, DISABLED_shouldWork) {
+ ASSERT_EQ(isDirOrInDir("/foo/..", "/foo/."), true);
+
+ }
+
+ /* ----------------------------------------------------------------------------
+ * pathExists
+ * --------------------------------------------------------------------------*/
+
+ TEST(pathExists, rootExists) {
+ ASSERT_TRUE(pathExists("/"));
+ }
+
+ TEST(pathExists, cwdExists) {
+ ASSERT_TRUE(pathExists("."));
+ }
+
+ TEST(pathExists, bogusPathDoesNotExist) {
+ ASSERT_FALSE(pathExists("/schnitzel/darmstadt/pommes"));
+ }
+
+ /* ----------------------------------------------------------------------------
+ * concatStringsSep
+ * --------------------------------------------------------------------------*/
+
+ TEST(concatStringsSep, buildCommaSeparatedString) {
+ Strings strings;
+ strings.push_back("this");
+ strings.push_back("is");
+ strings.push_back("great");
+
+ ASSERT_EQ(concatStringsSep(",", strings), "this,is,great");
+ }
+
+ TEST(concatStringsSep, buildStringWithEmptySeparator) {
+ Strings strings;
+ strings.push_back("this");
+ strings.push_back("is");
+ strings.push_back("great");
+
+ ASSERT_EQ(concatStringsSep("", strings), "thisisgreat");
+ }
+
+ TEST(concatStringsSep, buildSingleString) {
+ Strings strings;
+ strings.push_back("this");
+
+ ASSERT_EQ(concatStringsSep(",", strings), "this");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * hasPrefix
+ * --------------------------------------------------------------------------*/
+
+ TEST(hasPrefix, emptyStringHasNoPrefix) {
+ ASSERT_FALSE(hasPrefix("", "foo"));
+ }
+
+ TEST(hasPrefix, emptyStringIsAlwaysPrefix) {
+ ASSERT_TRUE(hasPrefix("foo", ""));
+ ASSERT_TRUE(hasPrefix("jshjkfhsadf", ""));
+ }
+
+ TEST(hasPrefix, trivialCase) {
+ ASSERT_TRUE(hasPrefix("foobar", "foo"));
+ }
+
+ /* ----------------------------------------------------------------------------
+ * hasSuffix
+ * --------------------------------------------------------------------------*/
+
+ TEST(hasSuffix, emptyStringHasNoSuffix) {
+ ASSERT_FALSE(hasSuffix("", "foo"));
+ }
+
+ TEST(hasSuffix, trivialCase) {
+ ASSERT_TRUE(hasSuffix("foo", "foo"));
+ ASSERT_TRUE(hasSuffix("foobar", "bar"));
+ }
+
+ /* ----------------------------------------------------------------------------
+ * base64Encode
+ * --------------------------------------------------------------------------*/
+
+ TEST(base64Encode, emptyString) {
+ ASSERT_EQ(base64Encode(""), "");
+ }
+
+ TEST(base64Encode, encodesAString) {
+ ASSERT_EQ(base64Encode("quod erat demonstrandum"), "cXVvZCBlcmF0IGRlbW9uc3RyYW5kdW0=");
+ }
+
+ TEST(base64Encode, encodeAndDecode) {
+ auto s = "quod erat demonstrandum";
+ auto encoded = base64Encode(s);
+ auto decoded = base64Decode(encoded);
+
+ ASSERT_EQ(decoded, s);
+ }
+
+ TEST(base64Encode, encodeAndDecodeNonPrintable) {
+ char s[256];
+ std::iota(std::rbegin(s), std::rend(s), 0);
+
+ auto encoded = base64Encode(s);
+ auto decoded = base64Decode(encoded);
+
+ EXPECT_EQ(decoded.length(), 255);
+ ASSERT_EQ(decoded, s);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * base64Decode
+ * --------------------------------------------------------------------------*/
+
+ TEST(base64Decode, emptyString) {
+ ASSERT_EQ(base64Decode(""), "");
+ }
+
+ TEST(base64Decode, decodeAString) {
+ ASSERT_EQ(base64Decode("cXVvZCBlcmF0IGRlbW9uc3RyYW5kdW0="), "quod erat demonstrandum");
+ }
+
+ TEST(base64Decode, decodeThrowsOnInvalidChar) {
+ ASSERT_THROW(base64Decode("cXVvZCBlcm_0IGRlbW9uc3RyYW5kdW0="), Error);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * getLine
+ * --------------------------------------------------------------------------*/
+
+ TEST(getLine, all) {
+ {
+ auto [line, rest] = getLine("foo\nbar\nxyzzy");
+ ASSERT_EQ(line, "foo");
+ ASSERT_EQ(rest, "bar\nxyzzy");
+ }
+
+ {
+ auto [line, rest] = getLine("foo\r\nbar\r\nxyzzy");
+ ASSERT_EQ(line, "foo");
+ ASSERT_EQ(rest, "bar\r\nxyzzy");
+ }
+
+ {
+ auto [line, rest] = getLine("foo\n");
+ ASSERT_EQ(line, "foo");
+ ASSERT_EQ(rest, "");
+ }
+
+ {
+ auto [line, rest] = getLine("foo");
+ ASSERT_EQ(line, "foo");
+ ASSERT_EQ(rest, "");
+ }
+
+ {
+ auto [line, rest] = getLine("");
+ ASSERT_EQ(line, "");
+ ASSERT_EQ(rest, "");
+ }
+ }
+
+ /* ----------------------------------------------------------------------------
+ * toLower
+ * --------------------------------------------------------------------------*/
+
+ TEST(toLower, emptyString) {
+ ASSERT_EQ(toLower(""), "");
+ }
+
+ TEST(toLower, nonLetters) {
+ auto s = "!@(*$#)(@#=\\234_";
+ ASSERT_EQ(toLower(s), s);
+ }
+
+ // std::tolower() doesn't handle unicode characters. In the context of
+ // store paths this isn't relevant but doesn't hurt to record this behavior
+ // here.
+ TEST(toLower, umlauts) {
+ auto s = "ÄÖÜ";
+ ASSERT_EQ(toLower(s), "ÄÖÜ");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * string2Float
+ * --------------------------------------------------------------------------*/
+
+ TEST(string2Float, emptyString) {
+ ASSERT_EQ(string2Float<double>(""), std::nullopt);
+ }
+
+ TEST(string2Float, trivialConversions) {
+ ASSERT_EQ(string2Float<double>("1.0"), 1.0);
+
+ ASSERT_EQ(string2Float<double>("0.0"), 0.0);
+
+ ASSERT_EQ(string2Float<double>("-100.25"), -100.25);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * string2Int
+ * --------------------------------------------------------------------------*/
+
+ TEST(string2Int, emptyString) {
+ ASSERT_EQ(string2Int<int>(""), std::nullopt);
+ }
+
+ TEST(string2Int, trivialConversions) {
+ ASSERT_EQ(string2Int<int>("1"), 1);
+
+ ASSERT_EQ(string2Int<int>("0"), 0);
+
+ ASSERT_EQ(string2Int<int>("-100"), -100);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * statusOk
+ * --------------------------------------------------------------------------*/
+
+ TEST(statusOk, zeroIsOk) {
+ ASSERT_EQ(statusOk(0), true);
+ ASSERT_EQ(statusOk(1), false);
+ }
+
+
+ /* ----------------------------------------------------------------------------
+ * rewriteStrings
+ * --------------------------------------------------------------------------*/
+
+ TEST(rewriteStrings, emptyString) {
+ StringMap rewrites;
+ rewrites["this"] = "that";
+
+ ASSERT_EQ(rewriteStrings("", rewrites), "");
+ }
+
+ TEST(rewriteStrings, emptyRewrites) {
+ StringMap rewrites;
+
+ ASSERT_EQ(rewriteStrings("this and that", rewrites), "this and that");
+ }
+
+ TEST(rewriteStrings, successfulRewrite) {
+ StringMap rewrites;
+ rewrites["this"] = "that";
+
+ ASSERT_EQ(rewriteStrings("this and that", rewrites), "that and that");
+ }
+
+ TEST(rewriteStrings, doesntOccur) {
+ StringMap rewrites;
+ rewrites["foo"] = "bar";
+
+ ASSERT_EQ(rewriteStrings("this and that", rewrites), "this and that");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * replaceStrings
+ * --------------------------------------------------------------------------*/
+
+ TEST(replaceStrings, emptyString) {
+ ASSERT_EQ(replaceStrings("", "this", "that"), "");
+ ASSERT_EQ(replaceStrings("this and that", "", ""), "this and that");
+ }
+
+ TEST(replaceStrings, successfulReplace) {
+ ASSERT_EQ(replaceStrings("this and that", "this", "that"), "that and that");
+ }
+
+ TEST(replaceStrings, doesntOccur) {
+ ASSERT_EQ(replaceStrings("this and that", "foo", "bar"), "this and that");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * trim
+ * --------------------------------------------------------------------------*/
+
+ TEST(trim, emptyString) {
+ ASSERT_EQ(trim(""), "");
+ }
+
+ TEST(trim, removesWhitespace) {
+ ASSERT_EQ(trim("foo"), "foo");
+ ASSERT_EQ(trim(" foo "), "foo");
+ ASSERT_EQ(trim(" foo bar baz"), "foo bar baz");
+ ASSERT_EQ(trim(" \t foo bar baz\n"), "foo bar baz");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * chomp
+ * --------------------------------------------------------------------------*/
+
+ TEST(chomp, emptyString) {
+ ASSERT_EQ(chomp(""), "");
+ }
+
+ TEST(chomp, removesWhitespace) {
+ ASSERT_EQ(chomp("foo"), "foo");
+ ASSERT_EQ(chomp("foo "), "foo");
+ ASSERT_EQ(chomp(" foo "), " foo");
+ ASSERT_EQ(chomp(" foo bar baz "), " foo bar baz");
+ ASSERT_EQ(chomp("\t foo bar baz\n"), "\t foo bar baz");
+ }
+
+ /* ----------------------------------------------------------------------------
+ * quoteStrings
+ * --------------------------------------------------------------------------*/
+
+ TEST(quoteStrings, empty) {
+ Strings s = { };
+ Strings expected = { };
+
+ ASSERT_EQ(quoteStrings(s), expected);
+ }
+
+ TEST(quoteStrings, emptyStrings) {
+ Strings s = { "", "", "" };
+ Strings expected = { "''", "''", "''" };
+ ASSERT_EQ(quoteStrings(s), expected);
+
+ }
+
+ TEST(quoteStrings, trivialQuote) {
+ Strings s = { "foo", "bar", "baz" };
+ Strings expected = { "'foo'", "'bar'", "'baz'" };
+
+ ASSERT_EQ(quoteStrings(s), expected);
+ }
+
+ TEST(quoteStrings, quotedStrings) {
+ Strings s = { "'foo'", "'bar'", "'baz'" };
+ Strings expected = { "''foo''", "''bar''", "''baz''" };
+
+ ASSERT_EQ(quoteStrings(s), expected);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * tokenizeString
+ * --------------------------------------------------------------------------*/
+
+ TEST(tokenizeString, empty) {
+ Strings expected = { };
+
+ ASSERT_EQ(tokenizeString<Strings>(""), expected);
+ }
+
+ TEST(tokenizeString, tokenizeSpacesWithDefaults) {
+ auto s = "foo bar baz";
+ Strings expected = { "foo", "bar", "baz" };
+
+ ASSERT_EQ(tokenizeString<Strings>(s), expected);
+ }
+
+ TEST(tokenizeString, tokenizeTabsWithDefaults) {
+ auto s = "foo\tbar\tbaz";
+ Strings expected = { "foo", "bar", "baz" };
+
+ ASSERT_EQ(tokenizeString<Strings>(s), expected);
+ }
+
+ TEST(tokenizeString, tokenizeTabsSpacesWithDefaults) {
+ auto s = "foo\t bar\t baz";
+ Strings expected = { "foo", "bar", "baz" };
+
+ ASSERT_EQ(tokenizeString<Strings>(s), expected);
+ }
+
+ TEST(tokenizeString, tokenizeTabsSpacesNewlineWithDefaults) {
+ auto s = "foo\t\n bar\t\n baz";
+ Strings expected = { "foo", "bar", "baz" };
+
+ ASSERT_EQ(tokenizeString<Strings>(s), expected);
+ }
+
+ TEST(tokenizeString, tokenizeTabsSpacesNewlineRetWithDefaults) {
+ auto s = "foo\t\n\r bar\t\n\r baz";
+ Strings expected = { "foo", "bar", "baz" };
+
+ ASSERT_EQ(tokenizeString<Strings>(s), expected);
+
+ auto s2 = "foo \t\n\r bar \t\n\r baz";
+ Strings expected2 = { "foo", "bar", "baz" };
+
+ ASSERT_EQ(tokenizeString<Strings>(s2), expected2);
+ }
+
+ TEST(tokenizeString, tokenizeWithCustomSep) {
+ auto s = "foo\n,bar\n,baz\n";
+ Strings expected = { "foo\n", "bar\n", "baz\n" };
+
+ ASSERT_EQ(tokenizeString<Strings>(s, ","), expected);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * get
+ * --------------------------------------------------------------------------*/
+
+ TEST(get, emptyContainer) {
+ StringMap s = { };
+ auto expected = nullptr;
+
+ ASSERT_EQ(get(s, "one"), expected);
+ }
+
+ TEST(get, getFromContainer) {
+ StringMap s;
+ s["one"] = "yi";
+ s["two"] = "er";
+ auto expected = "yi";
+
+ ASSERT_EQ(*get(s, "one"), expected);
+ }
+
+ TEST(getOr, emptyContainer) {
+ StringMap s = { };
+ auto expected = "yi";
+
+ ASSERT_EQ(getOr(s, "one", "yi"), expected);
+ }
+
+ TEST(getOr, getFromContainer) {
+ StringMap s;
+ s["one"] = "yi";
+ s["two"] = "er";
+ auto expected = "yi";
+
+ ASSERT_EQ(getOr(s, "one", "nope"), expected);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * filterANSIEscapes
+ * --------------------------------------------------------------------------*/
+
+ TEST(filterANSIEscapes, emptyString) {
+ auto s = "";
+ auto expected = "";
+
+ ASSERT_EQ(filterANSIEscapes(s), expected);
+ }
+
+ TEST(filterANSIEscapes, doesntChangePrintableChars) {
+ auto s = "09 2q304ruyhr slk2-19024 kjsadh sar f";
+
+ ASSERT_EQ(filterANSIEscapes(s), s);
+ }
+
+ TEST(filterANSIEscapes, filtersColorCodes) {
+ auto s = "\u001b[30m A \u001b[31m B \u001b[32m C \u001b[33m D \u001b[0m";
+
+ ASSERT_EQ(filterANSIEscapes(s, true, 2), " A" );
+ ASSERT_EQ(filterANSIEscapes(s, true, 3), " A " );
+ ASSERT_EQ(filterANSIEscapes(s, true, 4), " A " );
+ ASSERT_EQ(filterANSIEscapes(s, true, 5), " A B" );
+ ASSERT_EQ(filterANSIEscapes(s, true, 8), " A B C" );
+ }
+
+ TEST(filterANSIEscapes, expandsTabs) {
+ auto s = "foo\tbar\tbaz";
+
+ ASSERT_EQ(filterANSIEscapes(s, true), "foo bar baz" );
+ }
+
+ TEST(filterANSIEscapes, utf8) {
+ ASSERT_EQ(filterANSIEscapes("foobar", true, 5), "fooba");
+ ASSERT_EQ(filterANSIEscapes("fóóbär", true, 6), "fóóbär");
+ ASSERT_EQ(filterANSIEscapes("fóóbär", true, 5), "fóóbä");
+ ASSERT_EQ(filterANSIEscapes("fóóbär", true, 3), "fóó");
+ ASSERT_EQ(filterANSIEscapes("f€€bär", true, 4), "f€€b");
+ ASSERT_EQ(filterANSIEscapes("f𐍈𐍈bär", true, 4), "f𐍈𐍈b");
+ }
+
+}
diff --git a/tests/unit/libutil/url.cc b/tests/unit/libutil/url.cc
new file mode 100644
index 000000000..a908631e6
--- /dev/null
+++ b/tests/unit/libutil/url.cc
@@ -0,0 +1,338 @@
+#include "url.hh"
+#include <gtest/gtest.h>
+
+namespace nix {
+
+/* ----------- tests for url.hh --------------------------------------------------*/
+
+ std::string print_map(std::map<std::string, std::string> m) {
+ std::map<std::string, std::string>::iterator it;
+ std::string s = "{ ";
+ for (it = m.begin(); it != m.end(); ++it) {
+ s += "{ ";
+ s += it->first;
+ s += " = ";
+ s += it->second;
+ s += " } ";
+ }
+ s += "}";
+ return s;
+ }
+
+
+ std::ostream& operator<<(std::ostream& os, const ParsedURL& p) {
+ return os << "\n"
+ << "url: " << p.url << "\n"
+ << "base: " << p.base << "\n"
+ << "scheme: " << p.scheme << "\n"
+ << "authority: " << p.authority.value() << "\n"
+ << "path: " << p.path << "\n"
+ << "query: " << print_map(p.query) << "\n"
+ << "fragment: " << p.fragment << "\n";
+ }
+
+ TEST(parseURL, parsesSimpleHttpUrl) {
+ auto s = "http://www.example.org/file.tar.gz";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "http://www.example.org/file.tar.gz",
+ .base = "http://www.example.org/file.tar.gz",
+ .scheme = "http",
+ .authority = "www.example.org",
+ .path = "/file.tar.gz",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, parsesSimpleHttpsUrl) {
+ auto s = "https://www.example.org/file.tar.gz";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "https://www.example.org/file.tar.gz",
+ .base = "https://www.example.org/file.tar.gz",
+ .scheme = "https",
+ .authority = "www.example.org",
+ .path = "/file.tar.gz",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, parsesSimpleHttpUrlWithQueryAndFragment) {
+ auto s = "https://www.example.org/file.tar.gz?download=fast&when=now#hello";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "https://www.example.org/file.tar.gz",
+ .base = "https://www.example.org/file.tar.gz",
+ .scheme = "https",
+ .authority = "www.example.org",
+ .path = "/file.tar.gz",
+ .query = (StringMap) { { "download", "fast" }, { "when", "now" } },
+ .fragment = "hello",
+ };
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, parsesSimpleHttpUrlWithComplexFragment) {
+ auto s = "http://www.example.org/file.tar.gz?field=value#?foo=bar%23";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "http://www.example.org/file.tar.gz",
+ .base = "http://www.example.org/file.tar.gz",
+ .scheme = "http",
+ .authority = "www.example.org",
+ .path = "/file.tar.gz",
+ .query = (StringMap) { { "field", "value" } },
+ .fragment = "?foo=bar#",
+ };
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, parsesFilePlusHttpsUrl) {
+ auto s = "file+https://www.example.org/video.mp4";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "file+https://www.example.org/video.mp4",
+ .base = "https://www.example.org/video.mp4",
+ .scheme = "file+https",
+ .authority = "www.example.org",
+ .path = "/video.mp4",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, rejectsAuthorityInUrlsWithFileTransportation) {
+ auto s = "file://www.example.org/video.mp4";
+ ASSERT_THROW(parseURL(s), Error);
+ }
+
+ TEST(parseURL, parseIPv4Address) {
+ auto s = "http://127.0.0.1:8080/file.tar.gz?download=fast&when=now#hello";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "http://127.0.0.1:8080/file.tar.gz",
+ .base = "https://127.0.0.1:8080/file.tar.gz",
+ .scheme = "http",
+ .authority = "127.0.0.1:8080",
+ .path = "/file.tar.gz",
+ .query = (StringMap) { { "download", "fast" }, { "when", "now" } },
+ .fragment = "hello",
+ };
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, parseScopedRFC4007IPv6Address) {
+ auto s = "http://[fe80::818c:da4d:8975:415c\%enp0s25]:8080";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "http://[fe80::818c:da4d:8975:415c\%enp0s25]:8080",
+ .base = "http://[fe80::818c:da4d:8975:415c\%enp0s25]:8080",
+ .scheme = "http",
+ .authority = "[fe80::818c:da4d:8975:415c\%enp0s25]:8080",
+ .path = "",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+ ASSERT_EQ(parsed, expected);
+
+ }
+
+ TEST(parseURL, parseIPv6Address) {
+ auto s = "http://[2a02:8071:8192:c100:311d:192d:81ac:11ea]:8080";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "http://[2a02:8071:8192:c100:311d:192d:81ac:11ea]:8080",
+ .base = "http://[2a02:8071:8192:c100:311d:192d:81ac:11ea]:8080",
+ .scheme = "http",
+ .authority = "[2a02:8071:8192:c100:311d:192d:81ac:11ea]:8080",
+ .path = "",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+ ASSERT_EQ(parsed, expected);
+
+ }
+
+ TEST(parseURL, parseEmptyQueryParams) {
+ auto s = "http://127.0.0.1:8080/file.tar.gz?&&&&&";
+ auto parsed = parseURL(s);
+ ASSERT_EQ(parsed.query, (StringMap) { });
+ }
+
+ TEST(parseURL, parseUserPassword) {
+ auto s = "http://user:pass@www.example.org:8080/file.tar.gz";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "http://user:pass@www.example.org/file.tar.gz",
+ .base = "http://user:pass@www.example.org/file.tar.gz",
+ .scheme = "http",
+ .authority = "user:pass@www.example.org:8080",
+ .path = "/file.tar.gz",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, parseFileURLWithQueryAndFragment) {
+ auto s = "file:///none/of//your/business";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "",
+ .base = "",
+ .scheme = "file",
+ .authority = "",
+ .path = "/none/of//your/business",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+ ASSERT_EQ(parsed, expected);
+
+ }
+
+ TEST(parseURL, parsedUrlsIsEqualToItself) {
+ auto s = "http://www.example.org/file.tar.gz";
+ auto url = parseURL(s);
+
+ ASSERT_TRUE(url == url);
+ }
+
+ TEST(parseURL, parseFTPUrl) {
+ auto s = "ftp://ftp.nixos.org/downloads/nixos.iso";
+ auto parsed = parseURL(s);
+
+ ParsedURL expected {
+ .url = "ftp://ftp.nixos.org/downloads/nixos.iso",
+ .base = "ftp://ftp.nixos.org/downloads/nixos.iso",
+ .scheme = "ftp",
+ .authority = "ftp.nixos.org",
+ .path = "/downloads/nixos.iso",
+ .query = (StringMap) { },
+ .fragment = "",
+ };
+
+ ASSERT_EQ(parsed, expected);
+ }
+
+ TEST(parseURL, parsesAnythingInUriFormat) {
+ auto s = "whatever://github.com/NixOS/nixpkgs.git";
+ auto parsed = parseURL(s);
+ }
+
+ TEST(parseURL, parsesAnythingInUriFormatWithoutDoubleSlash) {
+ auto s = "whatever:github.com/NixOS/nixpkgs.git";
+ auto parsed = parseURL(s);
+ }
+
+ TEST(parseURL, emptyStringIsInvalidURL) {
+ ASSERT_THROW(parseURL(""), Error);
+ }
+
+ /* ----------------------------------------------------------------------------
+ * decodeQuery
+ * --------------------------------------------------------------------------*/
+
+ TEST(decodeQuery, emptyStringYieldsEmptyMap) {
+ auto d = decodeQuery("");
+ ASSERT_EQ(d, (StringMap) { });
+ }
+
+ TEST(decodeQuery, simpleDecode) {
+ auto d = decodeQuery("yi=one&er=two");
+ ASSERT_EQ(d, ((StringMap) { { "yi", "one" }, { "er", "two" } }));
+ }
+
+ TEST(decodeQuery, decodeUrlEncodedArgs) {
+ auto d = decodeQuery("arg=%3D%3D%40%3D%3D");
+ ASSERT_EQ(d, ((StringMap) { { "arg", "==@==" } }));
+ }
+
+ TEST(decodeQuery, decodeArgWithEmptyValue) {
+ auto d = decodeQuery("arg=");
+ ASSERT_EQ(d, ((StringMap) { { "arg", ""} }));
+ }
+
+ /* ----------------------------------------------------------------------------
+ * percentDecode
+ * --------------------------------------------------------------------------*/
+
+ TEST(percentDecode, decodesUrlEncodedString) {
+ std::string s = "==@==";
+ std::string d = percentDecode("%3D%3D%40%3D%3D");
+ ASSERT_EQ(d, s);
+ }
+
+ TEST(percentDecode, multipleDecodesAreIdempotent) {
+ std::string once = percentDecode("%3D%3D%40%3D%3D");
+ std::string twice = percentDecode(once);
+
+ ASSERT_EQ(once, twice);
+ }
+
+ TEST(percentDecode, trailingPercent) {
+ std::string s = "==@==%";
+ std::string d = percentDecode("%3D%3D%40%3D%3D%25");
+
+ ASSERT_EQ(d, s);
+ }
+
+
+ /* ----------------------------------------------------------------------------
+ * percentEncode
+ * --------------------------------------------------------------------------*/
+
+ TEST(percentEncode, encodesUrlEncodedString) {
+ std::string s = percentEncode("==@==");
+ std::string d = "%3D%3D%40%3D%3D";
+ ASSERT_EQ(d, s);
+ }
+
+ TEST(percentEncode, keepArgument) {
+ std::string a = percentEncode("abd / def");
+ std::string b = percentEncode("abd / def", "/");
+ ASSERT_EQ(a, "abd%20%2F%20def");
+ ASSERT_EQ(b, "abd%20/%20def");
+ }
+
+ TEST(percentEncode, inverseOfDecode) {
+ std::string original = "%3D%3D%40%3D%3D";
+ std::string once = percentEncode(original);
+ std::string back = percentDecode(once);
+
+ ASSERT_EQ(back, original);
+ }
+
+ TEST(percentEncode, trailingPercent) {
+ std::string s = percentEncode("==@==%");
+ std::string d = "%3D%3D%40%3D%3D%25";
+
+ ASSERT_EQ(d, s);
+ }
+
+}
diff --git a/tests/unit/libutil/xml-writer.cc b/tests/unit/libutil/xml-writer.cc
new file mode 100644
index 000000000..adcde25c9
--- /dev/null
+++ b/tests/unit/libutil/xml-writer.cc
@@ -0,0 +1,105 @@
+#include "xml-writer.hh"
+#include <gtest/gtest.h>
+#include <sstream>
+
+namespace nix {
+
+ /* ----------------------------------------------------------------------------
+ * XMLWriter
+ * --------------------------------------------------------------------------*/
+
+ TEST(XMLWriter, emptyObject) {
+ std::stringstream out;
+ {
+ XMLWriter t(false, out);
+ }
+
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n");
+ }
+
+ TEST(XMLWriter, objectWithEmptyElement) {
+ std::stringstream out;
+ {
+ XMLWriter t(false, out);
+ t.openElement("foobar");
+ }
+
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n<foobar></foobar>");
+ }
+
+ TEST(XMLWriter, objectWithElementWithAttrs) {
+ std::stringstream out;
+ {
+ XMLWriter t(false, out);
+ XMLAttrs attrs = {
+ { "foo", "bar" }
+ };
+ t.openElement("foobar", attrs);
+ }
+
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n<foobar foo=\"bar\"></foobar>");
+ }
+
+ TEST(XMLWriter, objectWithElementWithEmptyAttrs) {
+ std::stringstream out;
+ {
+ XMLWriter t(false, out);
+ XMLAttrs attrs = {};
+ t.openElement("foobar", attrs);
+ }
+
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n<foobar></foobar>");
+ }
+
+ TEST(XMLWriter, objectWithElementWithAttrsEscaping) {
+ std::stringstream out;
+ {
+ XMLWriter t(false, out);
+ XMLAttrs attrs = {
+ { "<key>", "<value>" }
+ };
+ t.openElement("foobar", attrs);
+ }
+
+ // XXX: While "<value>" is escaped, "<key>" isn't which I think is a bug.
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n<foobar <key>=\"&lt;value&gt;\"></foobar>");
+ }
+
+ TEST(XMLWriter, objectWithElementWithAttrsIndented) {
+ std::stringstream out;
+ {
+ XMLWriter t(true, out);
+ XMLAttrs attrs = {
+ { "foo", "bar" }
+ };
+ t.openElement("foobar", attrs);
+ }
+
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n<foobar foo=\"bar\">\n</foobar>\n");
+ }
+
+ TEST(XMLWriter, writeEmptyElement) {
+ std::stringstream out;
+ {
+ XMLWriter t(false, out);
+ t.writeEmptyElement("foobar");
+ }
+
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n<foobar />");
+ }
+
+ TEST(XMLWriter, writeEmptyElementWithAttributes) {
+ std::stringstream out;
+ {
+ XMLWriter t(false, out);
+ XMLAttrs attrs = {
+ { "foo", "bar" }
+ };
+ t.writeEmptyElement("foobar", attrs);
+
+ }
+
+ ASSERT_EQ(out.str(), "<?xml version='1.0' encoding='utf-8'?>\n<foobar foo=\"bar\" />");
+ }
+
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 16:09:15 +0000