Merge pull request #1323 from jamill/resolve_remote

Resolve a remote branch's remote

2 files changed, 128 insertions, 2 deletions

diff --git a/tests-clar/network/remotes.c b/tests-clar/network/remotes.c
index b138d8c10..51d6c946f 100644
--- a/tests-clar/network/remotes.c
+++ b/tests-clar/network/remotes.c
@@ -173,13 +173,20 @@ void test_network_remotes__fnmatch(void)
 
 void test_network_remotes__transform(void)
 {
-	char ref[1024];
+	char ref[1024] = {0};
 
-	memset(ref, 0x0, sizeof(ref));
 	cl_git_pass(git_refspec_transform(ref, sizeof(ref), _refspec, "refs/heads/master"));
 	cl_assert_equal_s(ref, "refs/remotes/test/master");
 }
 
+void test_network_remotes__transform_destination_to_source(void)
+{
+	char ref[1024] = {0};
+
+	cl_git_pass(git_refspec_rtransform(ref, sizeof(ref), _refspec, "refs/remotes/test/master"));
+	cl_assert_equal_s(ref, "refs/heads/master");
+}
+
 void test_network_remotes__transform_r(void)
 {
 	git_buf buf = GIT_BUF_INIT;
diff --git a/tests-clar/refs/branches/remote.c b/tests-clar/refs/branches/remote.c
new file mode 100644
index 000000000..be355af46
--- /dev/null
+++ b/tests-clar/refs/branches/remote.c
@@ -0,0 +1,119 @@
+#include "clar_libgit2.h"
+#include "branch.h"
+#include "remote.h"
+
+static git_repository *g_repo;
+
+static const char *current_master_tip = "099fabac3a9ea935598528c27f866e34089c2eff";
+
+void test_refs_branches_remote__initialize(void)
+{
+	git_oid id;
+
+	g_repo = cl_git_sandbox_init("testrepo");
+	git_oid_fromstr(&id, current_master_tip);
+
+	/* Create test/master */
+	git_reference_create(NULL, g_repo, "refs/remotes/test/master", &id, 1);
+}
+
+void test_refs_branches_remote__cleanup(void)
+{
+	cl_git_sandbox_cleanup();
+}
+
+void test_refs_branches_remote__can_get_remote_for_branch(void)
+{
+	git_reference *ref;
+	const char *name;
+	char *expectedRemoteName = "test";
+	int expectedRemoteNameLength = strlen(expectedRemoteName) + 1;
+	char remotename[1024] = {0};
+
+	cl_git_pass(git_branch_lookup(&ref, g_repo, "test/master", GIT_BRANCH_REMOTE));
+	cl_git_pass(git_branch_name(&name, ref));
+	cl_assert_equal_s("test/master", name);
+
+	cl_assert_equal_i(expectedRemoteNameLength,
+		git_branch_remote_name(NULL, 0, g_repo, ref));
+	cl_assert_equal_i(expectedRemoteNameLength,
+		git_branch_remote_name(remotename, expectedRemoteNameLength, g_repo, ref));
+	cl_assert_equal_s("test", remotename);
+
+	git_reference_free(ref);
+}
+
+void test_refs_branches_remote__insufficient_buffer_returns_error(void)
+{
+	git_reference *ref;
+	const char *name;
+	char *expectedRemoteName = "test";
+	int expectedRemoteNameLength = strlen(expectedRemoteName) + 1;
+	char remotename[1024] = {0};
+
+	cl_git_pass(git_branch_lookup(&ref, g_repo, "test/master", GIT_BRANCH_REMOTE));
+	cl_git_pass(git_branch_name(&name, ref));
+	cl_assert_equal_s("test/master", name);
+
+	cl_assert_equal_i(expectedRemoteNameLength,
+		git_branch_remote_name(NULL, 0, g_repo, ref));
+	cl_git_fail_with(GIT_ERROR,
+		git_branch_remote_name(remotename, expectedRemoteNameLength - 1, g_repo, ref));
+
+	git_reference_free(ref);
+}
+
+void test_refs_branches_remote__no_matching_remote_returns_error(void)
+{
+	git_reference *ref;
+	const char *name;
+	git_oid id;
+
+	git_oid_fromstr(&id, current_master_tip);
+
+	/* Create nonexistent/master */
+	git_reference_create(NULL, g_repo, "refs/remotes/nonexistent/master", &id, 1);
+
+	cl_git_pass(git_branch_lookup(&ref, g_repo,"nonexistent/master", GIT_BRANCH_REMOTE));
+	cl_git_pass(git_branch_name(&name, ref));
+	cl_assert_equal_s("nonexistent/master", name);
+
+	cl_git_fail_with(git_branch_remote_name(NULL, 0, g_repo, ref), GIT_ENOTFOUND);
+	git_reference_free(ref);
+}
+
+void test_refs_branches_remote__local_remote_returns_error(void)
+{
+	git_reference *ref;
+	const char *name;
+
+	cl_git_pass(git_branch_lookup(&ref,g_repo, "master", GIT_BRANCH_LOCAL));
+	cl_git_pass(git_branch_name(&name, ref));
+	cl_assert_equal_s("master",name);
+
+	cl_git_fail_with(git_branch_remote_name(NULL, 0, g_repo, ref), GIT_ERROR);
+	git_reference_free(ref);
+}
+
+void test_refs_branches_remote__ambiguous_remote_returns_error(void)
+{
+	git_reference *ref;
+	const char *name;
+	git_remote *remote;
+
+	/* Create the remote */
+	cl_git_pass(git_remote_create(&remote, g_repo, "addtest", "http://github.com/libgit2/libgit2"));
+
+	/* Update the remote fetch spec */
+	cl_git_pass(git_remote_set_fetchspec(remote, "refs/heads/*:refs/remotes/test/*"));
+	cl_git_pass(git_remote_save(remote));
+
+	git_remote_free(remote);
+
+	cl_git_pass(git_branch_lookup(&ref,g_repo, "test/master", GIT_BRANCH_REMOTE));
+	cl_git_pass(git_branch_name(&name, ref));
+	cl_assert_equal_s("test/master", name);
+
+	cl_git_fail_with(git_branch_remote_name(NULL, 0, g_repo, ref), GIT_EAMBIGUOUS);
+	git_reference_free(ref);
+}