libfetchers-tests: Add back git-utils.cc

Seems like this got dropped at some point during meson migration, so
put it back in the build system.

Drop all tests for `parseGitUrl`, since that function doesn't exist
and migrating doesn't look sensible because git-lfs stuff seems to use
`ParsedURL`.

src/libfetchers-tests/git-utils.cc

@@ -11,10 +11,14 @@
 
 namespace nix {
 
+namespace fs {
+using namespace std::filesystem;
+}
+
 class GitUtilsTest : public ::testing::Test
 {
     // We use a single repository for all tests.
-    Path tmpDir;
+    fs::path tmpDir;
     std::unique_ptr<AutoDelete> delTmpDir;
 
 public:
@@ -42,6 +46,11 @@ public:
     {
         return GitRepo::openRepo(tmpDir, true, false);
     }
+
+    std::string getRepoName() const
+    {
+        return tmpDir.filename();
+    }
 };
 
 void writeString(CreateRegularFileSink & fileSink, std::string contents, bool executable)
@@ -79,7 +88,7 @@ TEST_F(GitUtilsTest, sink_basic)
     // sink->createHardlink("foo-1.1/links/foo-2", CanonPath("foo-1.1/hello"));
 
     auto result = repo->dereferenceSingletonDirectory(sink->flush());
-    auto accessor = repo->getAccessor(result, false);
+    auto accessor = repo->getAccessor(result, false, getRepoName());
     auto entries = accessor->readDirectory(CanonPath::root);
     ASSERT_EQ(entries.size(), 5);
     ASSERT_EQ(accessor->readFile(CanonPath("hello")), "hello world");
@@ -110,131 +119,4 @@ TEST_F(GitUtilsTest, sink_hardlink)
     }
 };
 
-namespace lfs {
-
-TEST_F(GitUtilsTest, parseGitRemoteUrl)
-{
-    {
-        GitUrl result = parseGitUrl("git@example.com:path/repo.git");
-        EXPECT_EQ(result.protocol, "ssh");
-        EXPECT_EQ(result.user, "git");
-        EXPECT_EQ(result.host, "example.com");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "path/repo.git");
-    }
-
-    {
-        GitUrl result = parseGitUrl("example.com:/path/repo.git");
-        EXPECT_EQ(result.protocol, "ssh");
-        EXPECT_EQ(result.user, "");
-        EXPECT_EQ(result.host, "example.com");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "/path/repo.git");
-    }
-
-    {
-        GitUrl result = parseGitUrl("example.com:path/repo.git");
-        EXPECT_EQ(result.protocol, "ssh");
-        EXPECT_EQ(result.user, "");
-        EXPECT_EQ(result.host, "example.com");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "path/repo.git");
-    }
-
-    {
-        GitUrl result = parseGitUrl("https://example.com/path/repo.git");
-        EXPECT_EQ(result.protocol, "https");
-        EXPECT_EQ(result.user, "");
-        EXPECT_EQ(result.host, "example.com");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "path/repo.git");
-    }
-
-    {
-        GitUrl result = parseGitUrl("ssh://git@example.com/path/repo.git");
-        EXPECT_EQ(result.protocol, "ssh");
-        EXPECT_EQ(result.user, "git");
-        EXPECT_EQ(result.host, "example.com");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "path/repo.git");
-    }
-
-    {
-        GitUrl result = parseGitUrl("ssh://example/path/repo.git");
-        EXPECT_EQ(result.protocol, "ssh");
-        EXPECT_EQ(result.user, "");
-        EXPECT_EQ(result.host, "example");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "path/repo.git");
-    }
-
-    {
-        GitUrl result = parseGitUrl("http://example.com:8080/path/repo.git");
-        EXPECT_EQ(result.protocol, "http");
-        EXPECT_EQ(result.user, "");
-        EXPECT_EQ(result.host, "example.com");
-        EXPECT_EQ(result.port, "8080");
-        EXPECT_EQ(result.path, "path/repo.git");
-    }
-
-    {
-        GitUrl result = parseGitUrl("invalid-url");
-        EXPECT_EQ(result.protocol, "");
-        EXPECT_EQ(result.user, "");
-        EXPECT_EQ(result.host, "");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "");
-    }
-
-    {
-        GitUrl result = parseGitUrl("");
-        EXPECT_EQ(result.protocol, "");
-        EXPECT_EQ(result.user, "");
-        EXPECT_EQ(result.host, "");
-        EXPECT_EQ(result.port, "");
-        EXPECT_EQ(result.path, "");
-    }
-}
-TEST_F(GitUtilsTest, gitUrlToHttp)
-{
-    {
-        const GitUrl url = parseGitUrl("git@github.com:user/repo.git");
-        EXPECT_EQ(url.toHttp(), "https://github.com/user/repo.git");
-    }
-    {
-        const GitUrl url = parseGitUrl("https://github.com/user/repo.git");
-        EXPECT_EQ(url.toHttp(), "https://github.com/user/repo.git");
-    }
-    {
-        const GitUrl url = parseGitUrl("http://github.com/user/repo.git");
-        EXPECT_EQ(url.toHttp(), "http://github.com/user/repo.git");
-    }
-    {
-        const GitUrl url = parseGitUrl("ssh://git@github.com:22/user/repo.git");
-        EXPECT_EQ(url.toHttp(), "https://github.com:22/user/repo.git");
-    }
-    {
-        const GitUrl url = parseGitUrl("invalid-url");
-        EXPECT_EQ(url.toHttp(), "");
-    }
-}
-
-TEST_F(GitUtilsTest, gitUrlToSsh)
-{
-    {
-        const GitUrl url = parseGitUrl("https://example.com/user/repo.git");
-        const auto [host, path] = url.toSsh();
-        EXPECT_EQ(host, "example.com");
-        EXPECT_EQ(path, "user/repo.git");
-    }
-    {
-        const GitUrl url = parseGitUrl("git@example.com:user/repo.git");
-        const auto [host, path] = url.toSsh();
-        EXPECT_EQ(host, "git@example.com");
-        EXPECT_EQ(path, "user/repo.git");
-    }
-}
-
-} // namespace lfs
-
 } // namespace nix

src/libfetchers-tests/meson.build

@@ -31,6 +31,9 @@ deps_private += rapidcheck
 gtest = dependency('gtest', main : true)
 deps_private += gtest
 
+libgit2 = dependency('libgit2')
+deps_private += libgit2
+
 add_project_arguments(
   # TODO(Qyriad): Yes this is how the autoconf+Make system did it.
   # It would be nice for our headers to be idempotent instead.
@@ -44,6 +47,7 @@ subdir('nix-meson-build-support/common')
 
 sources = files(
   'public-key.cc',
+  'git-utils.cc'
 )
 
 include_dirs = [include_directories('.')]

src/libfetchers-tests/package.nix

@@ -7,6 +7,7 @@
   nix-fetchers,
   nix-store-test-support,
 
+  libgit2,
   rapidcheck,
   gtest,
   runCommand,
@@ -42,6 +43,7 @@ mkMesonExecutable (finalAttrs: {
     nix-store-test-support
     rapidcheck
     gtest
+    libgit2
   ];
 
   mesonFlags = [