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#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");
}
}
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