thodg/libgit2/tests-clar/refs/branches/foreach.c

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• Hash : 2ad7a4dc
  Author :
  Date : 2013-06-17T18:25:30
  

  ref: free the last ref when cancelling git_branch_foreach() Also fixed an assert typo on nulltoken's HEAD

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• tests-clar/refs/branches/foreach.c

• #include "clar_libgit2.h"
  #include "refs.h"
  
  static git_repository *repo;
  static git_reference *fake_remote;
  
  void test_refs_branches_foreach__initialize(void)
  {
  	git_oid id;
  
  	cl_fixture_sandbox("testrepo.git");
  	cl_git_pass(git_repository_open(&repo, "testrepo.git"));
  
  	cl_git_pass(git_oid_fromstr(&id, "be3563ae3f795b2b4353bcce3a527ad0a4f7f644"));
  	cl_git_pass(git_reference_create(&fake_remote, repo, "refs/remotes/nulltoken/master", &id, 0));
  }
  
  void test_refs_branches_foreach__cleanup(void)
  {
  	git_reference_free(fake_remote);
  	fake_remote = NULL;
  
  	git_repository_free(repo);
  	repo = NULL;
  
  	cl_fixture_cleanup("testrepo.git");
  
  	cl_git_sandbox_cleanup();
  }
  
  static int count_branch_list_cb(const char *branch_name, git_branch_t branch_type, void *payload)
  {
  	int *count;
  
  	GIT_UNUSED(branch_type);
  	GIT_UNUSED(branch_name);
  
  	count = (int *)payload;
  	(*count)++;
  
  	return 0;
  }
  
  static void assert_retrieval(unsigned int flags, unsigned int expected_count)
  {
  	int count = 0;
  
  	cl_git_pass(git_branch_foreach(repo, flags, count_branch_list_cb, &count));
  
  	cl_assert_equal_i(expected_count, count);
  }
  
  void test_refs_branches_foreach__retrieve_all_branches(void)
  {
  	assert_retrieval(GIT_BRANCH_LOCAL | GIT_BRANCH_REMOTE, 14);
  }
  
  void test_refs_branches_foreach__retrieve_remote_branches(void)
  {
  	assert_retrieval(GIT_BRANCH_REMOTE, 2);
  }
  
  void test_refs_branches_foreach__retrieve_local_branches(void)
  {
  	assert_retrieval(GIT_BRANCH_LOCAL, 12);
  }
  
  struct expectations {
  	const char *branch_name;
  	int encounters;
  };
  
  static void assert_branch_has_been_found(struct expectations *findings, const char* expected_branch_name)
  {
  	int pos = 0;
  
  	for (pos = 0; findings[pos].branch_name; ++pos) {
  		if (strcmp(expected_branch_name, findings[pos].branch_name) == 0) {
  			cl_assert_equal_i(1, findings[pos].encounters);
  			return;
  		}
  	}
  
  	cl_fail("expected branch not found in list.");
  }
  
  static int contains_branch_list_cb(const char *branch_name, git_branch_t branch_type, void *payload)
  {
  	int pos = 0;
  	struct expectations *exp;
  
  	GIT_UNUSED(branch_type);
  
  	exp = (struct expectations *)payload;
  
  	for (pos = 0; exp[pos].branch_name; ++pos) {
  		if (strcmp(branch_name, exp[pos].branch_name) == 0)
  			exp[pos].encounters++;
  	}
  
  	return 0;
  }
  
  /*
   * $ git branch -r
   *  nulltoken/HEAD -> nulltoken/master
   *  nulltoken/master
   */
  void test_refs_branches_foreach__retrieve_remote_symbolic_HEAD_when_present(void)
  {
  	struct expectations exp[] = {
  		{ "nulltoken/HEAD", 0 },
  		{ "nulltoken/master", 0 },
  		{ NULL, 0 }
  	};
  
  	git_reference_free(fake_remote);
  	cl_git_pass(git_reference_symbolic_create(&fake_remote, repo, "refs/remotes/nulltoken/HEAD", "refs/remotes/nulltoken/master", 0));
  
  	assert_retrieval(GIT_BRANCH_REMOTE, 3);
  
  	cl_git_pass(git_branch_foreach(repo, GIT_BRANCH_REMOTE, contains_branch_list_cb, &exp));
  
  	assert_branch_has_been_found(exp, "nulltoken/HEAD");
  	assert_branch_has_been_found(exp, "nulltoken/master");
  }
  
  static int branch_list_interrupt_cb(
  	const char *branch_name, git_branch_t branch_type, void *payload)
  {
  	int *count;
  
  	GIT_UNUSED(branch_type);
  	GIT_UNUSED(branch_name);
  
  	count = (int *)payload;
  	(*count)++;
  
  	return (*count == 5);
  }
  
  void test_refs_branches_foreach__can_cancel(void)
  {
  	int count = 0;
  
  	cl_assert_equal_i(GIT_EUSER,
  		git_branch_foreach(repo, GIT_BRANCH_LOCAL | GIT_BRANCH_REMOTE,
  			branch_list_interrupt_cb, &count));
  
  	cl_assert_equal_i(5, count);
  }
  
  void test_refs_branches_foreach__mix_of_packed_and_loose(void)
  {
  	struct expectations exp[] = {
  		{ "master", 0 },
  		{ "origin/HEAD", 0 },
  		{ "origin/master", 0 },
  		{ "origin/packed", 0 },
  		{ NULL, 0 }
  	};
  	git_repository *r2;
  
  	r2 = cl_git_sandbox_init("testrepo2");
  
  	cl_git_pass(git_branch_foreach(r2, GIT_BRANCH_LOCAL | GIT_BRANCH_REMOTE,
  		contains_branch_list_cb, &exp));
  
  	assert_branch_has_been_found(exp, "master");
  	assert_branch_has_been_found(exp, "origin/HEAD");
  	assert_branch_has_been_found(exp, "origin/master");
  	assert_branch_has_been_found(exp, "origin/packed");
  }
  

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