#include "clar_libgit2.h"

#include "config/config_helpers.h"

#include "repository.h"

static git_repository *_repo;

static const char *_remote_name = "test";

void test_network_remote_rename__initialize(void)

{

	_repo = cl_git_sandbox_init("testrepo.git");

}

void test_network_remote_rename__cleanup(void)

{

	cl_git_sandbox_cleanup();

}

void test_network_remote_rename__renaming_a_remote_moves_related_configuration_section(void)

{

	git_strarray problems = {0};

	assert_config_entry_existence(_repo, "remote.test.fetch", true);

	assert_config_entry_existence(_repo, "remote.just/renamed.fetch", false);

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just/renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	assert_config_entry_existence(_repo, "remote.test.fetch", false);

	assert_config_entry_existence(_repo, "remote.just/renamed.fetch", true);

}

void test_network_remote_rename__renaming_a_remote_updates_branch_related_configuration_entries(void)

{

	git_strarray problems = {0};

	assert_config_entry_value(_repo, "branch.master.remote", "test");

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just/renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	assert_config_entry_value(_repo, "branch.master.remote", "just/renamed");

}

void test_network_remote_rename__renaming_a_remote_updates_default_fetchrefspec(void)

{

	git_strarray problems = {0};

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just/renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	assert_config_entry_value(_repo, "remote.just/renamed.fetch", "+refs/heads/*:refs/remotes/just/renamed/*");

}

void test_network_remote_rename__renaming_a_remote_without_a_fetchrefspec_doesnt_create_one(void)

{

	git_config *config;

	git_remote *remote;

	git_strarray problems = {0};

	cl_git_pass(git_repository_config__weakptr(&config, _repo));

	cl_git_pass(git_config_delete_entry(config, "remote.test.fetch"));

	cl_git_pass(git_remote_lookup(&remote, _repo, "test"));

	git_remote_free(remote);

	assert_config_entry_existence(_repo, "remote.test.fetch", false);

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just/renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	assert_config_entry_existence(_repo, "remote.just/renamed.fetch", false);

}

void test_network_remote_rename__renaming_a_remote_notifies_of_non_default_fetchrefspec(void)

{

	git_config *config;

	git_remote *remote;

	git_strarray problems = {0};

	cl_git_pass(git_repository_config__weakptr(&config, _repo));

	cl_git_pass(git_config_set_string(config, "remote.test.fetch", "+refs/*:refs/*"));

	cl_git_pass(git_remote_lookup(&remote, _repo, "test"));

	git_remote_free(remote);

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just/renamed"));

	cl_assert_equal_i(1, problems.count);

	cl_assert_equal_s("+refs/*:refs/*", problems.strings[0]);

	git_strarray_free(&problems);

	assert_config_entry_value(_repo, "remote.just/renamed.fetch", "+refs/*:refs/*");

	git_strarray_free(&problems);

}

void test_network_remote_rename__new_name_can_contain_dots(void)

{

	git_strarray problems = {0};

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just.renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	assert_config_entry_existence(_repo, "remote.just.renamed.fetch", true);

}

void test_network_remote_rename__new_name_must_conform_to_reference_naming_conventions(void)

{

	git_strarray problems = {0};

	cl_assert_equal_i(

		GIT_EINVALIDSPEC,

		git_remote_rename(&problems, _repo, _remote_name, "new@{name"));

}

void test_network_remote_rename__renamed_name_is_persisted(void)

{

	git_remote *renamed;

	git_repository *another_repo;

	git_strarray problems = {0};

	cl_git_fail(git_remote_lookup(&renamed, _repo, "just/renamed"));

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just/renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	cl_git_pass(git_repository_open(&another_repo, "testrepo.git"));

	cl_git_pass(git_remote_lookup(&renamed, _repo, "just/renamed"));

	git_remote_free(renamed);

	git_repository_free(another_repo);

}

void test_network_remote_rename__cannot_overwrite_an_existing_remote(void)

{

	git_strarray problems = {0};

	cl_assert_equal_i(GIT_EEXISTS, git_remote_rename(&problems, _repo, _remote_name, "test"));

	cl_assert_equal_i(GIT_EEXISTS, git_remote_rename(&problems, _repo, _remote_name, "test_with_pushurl"));

}

void test_network_remote_rename__renaming_a_remote_moves_the_underlying_reference(void)

{

	git_reference *underlying;

	git_strarray problems = {0};

	cl_assert_equal_i(GIT_ENOTFOUND, git_reference_lookup(&underlying, _repo, "refs/remotes/just/renamed"));

	cl_git_pass(git_reference_lookup(&underlying, _repo, "refs/remotes/test/master"));

	git_reference_free(underlying);

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "just/renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	cl_assert_equal_i(GIT_ENOTFOUND, git_reference_lookup(&underlying, _repo, "refs/remotes/test/master"));

	cl_git_pass(git_reference_lookup(&underlying, _repo, "refs/remotes/just/renamed/master"));

	git_reference_free(underlying);

}

void test_network_remote_rename__overwrite_ref_in_target(void)

{

	git_oid id;

	char idstr[GIT_OID_HEXSZ + 1] = {0};

	git_reference *ref;

	git_branch_t btype;

	git_branch_iterator *iter;

	git_strarray problems = {0};

	cl_git_pass(git_oid_fromstr(&id, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750"));

	cl_git_pass(git_reference_create(&ref, _repo, "refs/remotes/renamed/master", &id, 1, NULL));

	git_reference_free(ref);

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	/* make sure there's only one remote-tracking branch */

	cl_git_pass(git_branch_iterator_new(&iter, _repo, GIT_BRANCH_REMOTE));

	cl_git_pass(git_branch_next(&ref, &btype, iter));

	cl_assert_equal_s("refs/remotes/renamed/master", git_reference_name(ref));

	git_oid_fmt(idstr, git_reference_target(ref));

	cl_assert_equal_s("be3563ae3f795b2b4353bcce3a527ad0a4f7f644", idstr);

	git_reference_free(ref);

	cl_git_fail_with(GIT_ITEROVER, git_branch_next(&ref, &btype, iter));

	git_branch_iterator_free(iter);

}

void test_network_remote_rename__nonexistent_returns_enotfound(void)

{

	git_strarray problems = {0};

	int err = git_remote_rename(&problems, _repo, "nonexistent", "renamed");

	cl_assert_equal_i(GIT_ENOTFOUND, err);

}

void test_network_remote_rename__symref_head(void)

{

	int error;

	git_reference *ref;

	git_branch_t btype;

	git_branch_iterator *iter;

	git_strarray problems = {0};

	char idstr[GIT_OID_HEXSZ + 1] = {0};

	git_vector refs;

	cl_git_pass(git_reference_symbolic_create(&ref, _repo, "refs/remotes/test/HEAD", "refs/remotes/test/master", 0, NULL));

	git_reference_free(ref);

	cl_git_pass(git_remote_rename(&problems, _repo, _remote_name, "renamed"));

	cl_assert_equal_i(0, problems.count);

	git_strarray_free(&problems);

	cl_git_pass(git_vector_init(&refs, 2, (git_vector_cmp) git_reference_cmp));

	cl_git_pass(git_branch_iterator_new(&iter, _repo, GIT_BRANCH_REMOTE));

	while ((error = git_branch_next(&ref, &btype, iter)) == 0) {

		cl_git_pass(git_vector_insert(&refs, ref));

	}

	cl_assert_equal_i(GIT_ITEROVER, error);

	git_vector_sort(&refs);

	cl_assert_equal_i(2, refs.length);

	ref = git_vector_get(&refs, 0);

	cl_assert_equal_s("refs/remotes/renamed/HEAD", git_reference_name(ref));

	cl_assert_equal_s("refs/remotes/renamed/master", git_reference_symbolic_target(ref));

	git_reference_free(ref);

	ref = git_vector_get(&refs, 1);

	cl_assert_equal_s("refs/remotes/renamed/master", git_reference_name(ref));

	git_oid_fmt(idstr, git_reference_target(ref));

	cl_assert_equal_s("be3563ae3f795b2b4353bcce3a527ad0a4f7f644", idstr);

	git_reference_free(ref);

	git_vector_free(&refs);

	cl_git_fail_with(GIT_ITEROVER, git_branch_next(&ref, &btype, iter));

	git_branch_iterator_free(iter);

}