thodg/libgit2/tests-clar/submodule/lookup.c

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• Hash : 1e9dd60f
  Author :
  Date : 2013-06-27T22:29:05
  

  Test submodules with empty index or orphaned head In both of these cases, the submodule data should still be loaded just (obviously) without the data that comes from either the index or the HEAD. This fixes a bug in the orphaned head case.

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• tests-clar/submodule/lookup.c

• #include "clar_libgit2.h"
  #include "submodule_helpers.h"
  #include "posix.h"
  #include "git2/sys/repository.h"
  
  static git_repository *g_repo = NULL;
  
  void test_submodule_lookup__initialize(void)
  {
  	g_repo = cl_git_sandbox_init("submod2");
  
  	cl_fixture_sandbox("submod2_target");
  	p_rename("submod2_target/.gitted", "submod2_target/.git");
  
  	/* must create submod2_target before rewrite so prettify will work */
  	rewrite_gitmodules(git_repository_workdir(g_repo));
  	p_rename("submod2/not-submodule/.gitted", "submod2/not-submodule/.git");
  }
  
  void test_submodule_lookup__cleanup(void)
  {
  	cl_git_sandbox_cleanup();
  	cl_fixture_cleanup("submod2_target");
  }
  
  void test_submodule_lookup__simple_lookup(void)
  {
  	git_submodule *sm;
  
  	/* lookup existing */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_unchanged"));
  	cl_assert(sm);
  
  	/* lookup pending change in .gitmodules that is not in HEAD */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_added_and_uncommited"));
  	cl_assert(sm);
  
  	/* lookup pending change in .gitmodules that is neither in HEAD nor index */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_gitmodules_only"));
  	cl_assert(sm);
  
  	/* lookup git repo subdir that is not added as submodule */
  	cl_assert(git_submodule_lookup(&sm, g_repo, "not-submodule") == GIT_EEXISTS);
  
  	/* lookup existing directory that is not a submodule */
  	cl_assert(git_submodule_lookup(&sm, g_repo, "just_a_dir") == GIT_ENOTFOUND);
  
  	/* lookup existing file that is not a submodule */
  	cl_assert(git_submodule_lookup(&sm, g_repo, "just_a_file") == GIT_ENOTFOUND);
  
  	/* lookup non-existent item */
  	cl_assert(git_submodule_lookup(&sm, g_repo, "no_such_file") == GIT_ENOTFOUND);
  }
  
  void test_submodule_lookup__accessors(void)
  {
  	git_submodule *sm;
  	const char *oid = "480095882d281ed676fe5b863569520e54a7d5c0";
  
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_unchanged"));
  	cl_assert(git_submodule_owner(sm) == g_repo);
  	cl_assert_equal_s("sm_unchanged", git_submodule_name(sm));
  	cl_assert(git__suffixcmp(git_submodule_path(sm), "sm_unchanged") == 0);
  	cl_assert(git__suffixcmp(git_submodule_url(sm), "/submod2_target") == 0);
  
  	cl_assert(git_oid_streq(git_submodule_index_id(sm), oid) == 0);
  	cl_assert(git_oid_streq(git_submodule_head_id(sm), oid) == 0);
  	cl_assert(git_oid_streq(git_submodule_wd_id(sm), oid) == 0);
  
  	cl_assert(git_submodule_ignore(sm) == GIT_SUBMODULE_IGNORE_NONE);
  	cl_assert(git_submodule_update(sm) == GIT_SUBMODULE_UPDATE_CHECKOUT);
  
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_changed_head"));
  	cl_assert_equal_s("sm_changed_head", git_submodule_name(sm));
  
  	cl_assert(git_oid_streq(git_submodule_index_id(sm), oid) == 0);
  	cl_assert(git_oid_streq(git_submodule_head_id(sm), oid) == 0);
  	cl_assert(git_oid_streq(git_submodule_wd_id(sm),
  		"3d9386c507f6b093471a3e324085657a3c2b4247") == 0);
  
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_added_and_uncommited"));
  	cl_assert_equal_s("sm_added_and_uncommited", git_submodule_name(sm));
  
  	cl_assert(git_oid_streq(git_submodule_index_id(sm), oid) == 0);
  	cl_assert(git_submodule_head_id(sm) == NULL);
  	cl_assert(git_oid_streq(git_submodule_wd_id(sm), oid) == 0);
  
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_missing_commits"));
  	cl_assert_equal_s("sm_missing_commits", git_submodule_name(sm));
  
  	cl_assert(git_oid_streq(git_submodule_index_id(sm), oid) == 0);
  	cl_assert(git_oid_streq(git_submodule_head_id(sm), oid) == 0);
  	cl_assert(git_oid_streq(git_submodule_wd_id(sm),
  		"5e4963595a9774b90524d35a807169049de8ccad") == 0);
  }
  
  typedef struct {
  	int count;
  } sm_lookup_data;
  
  static int sm_lookup_cb(git_submodule *sm, const char *name, void *payload)
  {
  	sm_lookup_data *data = payload;
  	data->count += 1;
  	cl_assert_equal_s(git_submodule_name(sm), name);
  	return 0;
  }
  
  void test_submodule_lookup__foreach(void)
  {
  	sm_lookup_data data;
  	memset(&data, 0, sizeof(data));
  	cl_git_pass(git_submodule_foreach(g_repo, sm_lookup_cb, &data));
  	cl_assert_equal_i(8, data.count);
  }
  
  void test_submodule_lookup__lookup_even_with_orphaned_head(void)
  {
  	git_reference *orphan;
  	git_submodule *sm;
  
  	/* orphan the head */
  	cl_git_pass(git_reference_symbolic_create(
  		&orphan, g_repo, "HEAD", "refs/heads/garbage", 1));
  	git_reference_free(orphan);
  
  	/* lookup existing */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_unchanged"));
  	cl_assert(sm);
  
  	/* lookup pending change in .gitmodules that is not in HEAD */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_added_and_uncommited"));
  	cl_assert(sm);
  
  	/* lookup pending change in .gitmodules that is neither in HEAD nor index */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_gitmodules_only"));
  	cl_assert(sm);
  
  	/* lookup git repo subdir that is not added as submodule */
  	cl_assert_equal_i(GIT_EEXISTS, git_submodule_lookup(&sm, g_repo, "not-submodule"));
  
  	/* lookup existing directory that is not a submodule */
  	cl_assert_equal_i(GIT_ENOTFOUND, git_submodule_lookup(&sm, g_repo, "just_a_dir"));
  
  	/* lookup existing file that is not a submodule */
  	cl_assert_equal_i(GIT_ENOTFOUND, git_submodule_lookup(&sm, g_repo, "just_a_file"));
  
  	/* lookup non-existent item */
  	cl_assert_equal_i(GIT_ENOTFOUND, git_submodule_lookup(&sm, g_repo, "no_such_file"));
  }
  
  void test_submodule_lookup__lookup_even_with_missing_index(void)
  {
  	git_index *idx;
  	git_submodule *sm;
  
  	/* give the repo an empty index */
  	cl_git_pass(git_index_new(&idx));
  	git_repository_set_index(g_repo, idx);
  	git_index_free(idx);
  
  	/* lookup existing */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_unchanged"));
  	cl_assert(sm);
  
  	/* lookup pending change in .gitmodules that is not in HEAD */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_added_and_uncommited"));
  	cl_assert(sm);
  
  	/* lookup pending change in .gitmodules that is neither in HEAD nor index */
  	cl_git_pass(git_submodule_lookup(&sm, g_repo, "sm_gitmodules_only"));
  	cl_assert(sm);
  
  	/* lookup git repo subdir that is not added as submodule */
  	cl_assert_equal_i(GIT_EEXISTS, git_submodule_lookup(&sm, g_repo, "not-submodule"));
  
  	/* lookup existing directory that is not a submodule */
  	cl_assert_equal_i(GIT_ENOTFOUND, git_submodule_lookup(&sm, g_repo, "just_a_dir"));
  
  	/* lookup existing file that is not a submodule */
  	cl_assert_equal_i(GIT_ENOTFOUND, git_submodule_lookup(&sm, g_repo, "just_a_file"));
  
  	/* lookup non-existent item */
  	cl_assert_equal_i(GIT_ENOTFOUND, git_submodule_lookup(&sm, g_repo, "no_such_file"));
  }
  

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