Move `shell_words` into its own file

Change-Id: I34c0ebfb6dcea49bf632d8880e04075335a132bf

1 files changed, 57 insertions, 0 deletions

diff --git a/tests/unit/libutil/shlex.cc b/tests/unit/libutil/shlex.cc
new file mode 100644
index 000000000..2a13635f0
--- /dev/null
+++ b/tests/unit/libutil/shlex.cc
@@ -0,0 +1,57 @@
+#include "shlex.hh"
+
+#include <gtest/gtest.h>
+#include <gmock/gmock.h>
+#include <sstream>
+
+using testing::Eq;
+
+namespace nix {
+
+TEST(Shlex, shell_split) {
+    ASSERT_THAT(shell_split(""), Eq<std::vector<std::string>>({}));
+    ASSERT_THAT(shell_split("  "), Eq<std::vector<std::string>>({}));
+
+    ASSERT_THAT(
+        shell_split("puppy doggy"),
+        Eq<std::vector<std::string>>({
+            "puppy",
+            "doggy",
+        })
+    );
+
+    ASSERT_THAT(
+        shell_split("goldie \"puppy 'doggy'\" sweety"),
+        Eq<std::vector<std::string>>({
+            "goldie",
+            "puppy 'doggy'",
+            "sweety",
+        })
+    );
+
+    ASSERT_THAT(
+        shell_split("\"pupp\\\"y\""),
+        Eq<std::vector<std::string>>({ "pupp\"y" })
+    );
+
+    ASSERT_THAT(
+        shell_split("goldie 'puppy' doggy"),
+        Eq<std::vector<std::string>>({
+            "goldie",
+            "puppy",
+            "doggy",
+        })
+    );
+
+    ASSERT_THAT(
+        shell_split("'pupp\\\"y'"),
+        Eq<std::vector<std::string>>({
+            "pupp\\\"y",
+        })
+    );
+
+    ASSERT_THROW(shell_split("\"puppy"), ShlexError);
+    ASSERT_THROW(shell_split("'puppy"), ShlexError);
+}
+
+} // namespace nix