thodg/libgit2/tests-clar/online/fetch.c

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• Hash : 67ba7d20
  Author :
  Date : 2013-04-15T22:53:57
  

  Allow git_remote_ls after disconnecting from the remote Keep the data around until free, as expected by our own fetch example

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• tests-clar/online/fetch.c

• #include "clar_libgit2.h"
  
  static git_repository *_repo;
  static int counter;
  
  void test_online_fetch__initialize(void)
  {
  	cl_git_pass(git_repository_init(&_repo, "./fetch", 0));
  }
  
  void test_online_fetch__cleanup(void)
  {
  	git_repository_free(_repo);
  	_repo = NULL;
  
  	cl_fixture_cleanup("./fetch");
  }
  
  static int update_tips(const char *refname, const git_oid *a, const git_oid *b, void *data)
  {
  	GIT_UNUSED(refname); GIT_UNUSED(a); GIT_UNUSED(b); GIT_UNUSED(data);
  
  	++counter;
  
  	return 0;
  }
  
  static int progress(const git_transfer_progress *stats, void *payload)
  {
  	size_t *bytes_received = (size_t *)payload;
  	*bytes_received = stats->received_bytes;
  	return 0;
  }
  
  static void do_fetch(const char *url, git_remote_autotag_option_t flag, int n)
  {
  	git_remote *remote;
  	git_remote_callbacks callbacks = GIT_REMOTE_CALLBACKS_INIT;
  	size_t bytes_received = 0;
  
  	callbacks.update_tips = update_tips;
  	counter = 0;
  
  	cl_git_pass(git_remote_create(&remote, _repo, "test", url));
  	git_remote_set_callbacks(remote, &callbacks);
  	git_remote_set_autotag(remote, flag);
  	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH));
  	cl_git_pass(git_remote_download(remote, progress, &bytes_received));
  	cl_git_pass(git_remote_update_tips(remote));
  	git_remote_disconnect(remote);
  	cl_assert_equal_i(counter, n);
  	cl_assert(bytes_received > 0);
  
  	git_remote_free(remote);
  }
  
  void test_online_fetch__default_git(void)
  {
  	do_fetch("git://github.com/libgit2/TestGitRepository.git", GIT_REMOTE_DOWNLOAD_TAGS_AUTO, 6);
  }
  
  void test_online_fetch__default_http(void)
  {
  	do_fetch("http://github.com/libgit2/TestGitRepository.git", GIT_REMOTE_DOWNLOAD_TAGS_AUTO, 6);
  }
  
  void test_online_fetch__no_tags_git(void)
  {
  	do_fetch("git://github.com/libgit2/TestGitRepository.git", GIT_REMOTE_DOWNLOAD_TAGS_NONE, 3);
  }
  
  void test_online_fetch__no_tags_http(void)
  {
  	do_fetch("http://github.com/libgit2/TestGitRepository.git", GIT_REMOTE_DOWNLOAD_TAGS_NONE, 3);
  }
  
  static int transferProgressCallback(const git_transfer_progress *stats, void *payload)
  {
  	bool *invoked = (bool *)payload;
  
  	GIT_UNUSED(stats);
  	*invoked = true;
  	return 0;
  }
  
  void test_online_fetch__doesnt_retrieve_a_pack_when_the_repository_is_up_to_date(void)
  {
  	git_repository *_repository;
  	bool invoked = false;
  	git_remote *remote;
  	git_clone_options opts = GIT_CLONE_OPTIONS_INIT;
  	opts.bare = true;
  
  	cl_git_pass(git_clone(&_repository, "https://github.com/libgit2/TestGitRepository.git",
  				"./fetch/lg2", &opts));
  	git_repository_free(_repository);
  
  	cl_git_pass(git_repository_open(&_repository, "./fetch/lg2"));
  
  	cl_git_pass(git_remote_load(&remote, _repository, "origin"));
  	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH));
  
  	cl_assert_equal_i(false, invoked);
  
  	cl_git_pass(git_remote_download(remote, &transferProgressCallback, &invoked));
  
  	cl_assert_equal_i(false, invoked);
  
  	cl_git_pass(git_remote_update_tips(remote));
  	git_remote_disconnect(remote);
  
  	git_remote_free(remote);
  	git_repository_free(_repository);
  }
  
  static int cancel_at_half(const git_transfer_progress *stats, void *payload)
  {
  	GIT_UNUSED(payload);
  
  	if (stats->received_objects > (stats->total_objects/2))
  		return -1;
  	return 0;
  }
  
  void test_online_fetch__can_cancel(void)
  {
  	git_remote *remote;
  	size_t bytes_received = 0;
  
  	cl_git_pass(git_remote_create(&remote, _repo, "test",
  				"http://github.com/libgit2/TestGitRepository.git"));
  	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH));
  	cl_git_fail_with(git_remote_download(remote, cancel_at_half, &bytes_received), GIT_EUSER);
  	git_remote_disconnect(remote);
  	git_remote_free(remote);
  }
  
  int ls_cb(git_remote_head *rhead, void *payload)
  {
  	int *nr = payload;
  	GIT_UNUSED(rhead);
  
  	(*nr)++;
  
  	return 0;
  }
  
  void test_online_fetch__ls_disconnected(void)
  {
  	git_remote *remote;
  	int nr_before = 0, nr_after = 0;
  
  	cl_git_pass(git_remote_create(&remote, _repo, "test",
  				"http://github.com/libgit2/TestGitRepository.git"));
  	cl_git_pass(git_remote_connect(remote, GIT_DIRECTION_FETCH));
  	cl_git_pass(git_remote_ls(remote, ls_cb, &nr_before));
  	git_remote_disconnect(remote);
  	cl_git_pass(git_remote_ls(remote, ls_cb, &nr_after));
  
  	cl_assert_equal_i(nr_before, nr_after);
  
  	git_remote_free(remote);
  }
  

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