Add unit tests for recent bug fixes

Add unit tests to confirm ignore directory pattern matches and
to confirm that ignore and attribute files are loaded properly
into the attribute file cache.

2 files changed, 10 insertions, 0 deletions

diff --git a/src/attr.c b/src/attr.c
index ddcc3dcf..17571f6a 100644
--- a/src/attr.c
+++ b/src/attr.c
@@ -210,6 +210,13 @@ int git_attr_add_macro(
 	return error;
 }
 
+int git_attr_cache__is_cached(git_repository *repo, const char *path)
+{
+	const char *cache_key = path;
+	if (repo && git__prefixcmp(cache_key, git_repository_workdir(repo)) == 0)
+		cache_key += strlen(git_repository_workdir(repo));
+	return (git_hashtable_lookup(repo->attrcache.files, cache_key) == NULL);
+}
 
 /* add git_attr_file to vector of files, loading if needed */
 int git_attr_cache__push_file(
diff --git a/src/attr.h b/src/attr.h
index a758cc4b..ea27259f 100644
--- a/src/attr.h
+++ b/src/attr.h
@@ -27,4 +27,7 @@ extern int git_attr_cache__push_file(
 	const char     *filename,
 	int (*loader)(git_repository *, const char *, git_attr_file *));
 
+/* returns GIT_SUCCESS if path is in cache */
+extern int git_attr_cache__is_cached(git_repository *repo, const char *path);
+
 #endif