repo: honor GIT_WORK_TREE environment variable

When the repository is opened with `GIT_REPOSITORY_OPEN_FROM_ENV`, honor
the `GIT_WORK_TREE` environment variable.

1 files changed, 20 insertions, 0 deletions

diff --git a/tests/libgit2/repo/env.c b/tests/libgit2/repo/env.c
index 790ffd40f..5f084ac00 100644
--- a/tests/libgit2/repo/env.c
+++ b/tests/libgit2/repo/env.c
@@ -31,6 +31,8 @@ void test_repo_env__cleanup(void)
 	if (git_fs_path_isdir("peeled.git"))
 		git_futils_rmdir_r("peeled.git", NULL, GIT_RMDIR_REMOVE_FILES);
 
+	cl_fixture_cleanup("test_workdir");
+
 	clear_git_env();
 }
 
@@ -275,3 +277,21 @@ void test_repo_env__open(void)
 
 	clear_git_env();
 }
+
+void test_repo_env__work_tree(void)
+{
+	git_repository *repo;
+	const char *test_path;
+
+	cl_fixture_sandbox("attr");
+	cl_git_pass(p_rename("attr/.gitted", "attr/.git"));
+
+	cl_must_pass(p_mkdir("test_workdir", 0777));
+	test_path = cl_git_sandbox_path(1, "test_workdir", NULL);
+
+	cl_setenv("GIT_WORK_TREE", test_path);
+	cl_git_pass(git_repository_open_ext(&repo, "attr", GIT_REPOSITORY_OPEN_FROM_ENV, NULL));
+	cl_assert_equal_s(test_path, git_repository_workdir(repo));
+	git_repository_free(repo);
+	cl_setenv("GIT_WORK_TREE", NULL);
+}