thodg/libgit2/tests/refs/pack.c

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• Hash : 95117d47
  Author :
  Date : 2021-10-31T09:45:46
  

  path: separate git-specific path functions from util Introduce `git_fs_path`, which operates on generic filesystem paths. `git_path` will be kept for only git-specific path functionality (for example, checking for `.git` in a path).

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• tests/refs/pack.c

• #include "clar_libgit2.h"
  
  #include "futils.h"
  #include "git2/reflog.h"
  #include "git2/refdb.h"
  #include "reflog.h"
  #include "refs.h"
  #include "ref_helpers.h"
  
  static const char *loose_tag_ref_name = "refs/tags/e90810b";
  
  static git_repository *g_repo;
  
  void test_refs_pack__initialize(void)
  {
     g_repo = cl_git_sandbox_init("testrepo");
  }
  
  void test_refs_pack__cleanup(void)
  {
     cl_git_sandbox_cleanup();
  }
  
  static void packall(void)
  {
  	git_refdb *refdb;
  
  	cl_git_pass(git_repository_refdb(&refdb, g_repo));
  	cl_git_pass(git_refdb_compress(refdb));
  	git_refdb_free(refdb);
  }
  
  void test_refs_pack__empty(void)
  {
  	/* create a packfile for an empty folder */
  	git_str temp_path = GIT_STR_INIT;
  
  	cl_git_pass(git_str_join_n(&temp_path, '/', 3, git_repository_path(g_repo), GIT_REFS_HEADS_DIR, "empty_dir"));
  	cl_git_pass(git_futils_mkdir_r(temp_path.ptr, GIT_REFS_DIR_MODE));
  	git_str_dispose(&temp_path);
  
  	packall();
  }
  
  void test_refs_pack__loose(void)
  {
  	/* create a packfile from all the loose refs in a repo */
  	git_reference *reference;
  	git_str temp_path = GIT_STR_INIT;
  
  	/* Ensure a known loose ref can be looked up */
  	cl_git_pass(git_reference_lookup(&reference, g_repo, loose_tag_ref_name));
  	cl_assert(reference_is_packed(reference) == 0);
  	cl_assert_equal_s(reference->name, loose_tag_ref_name);
  	git_reference_free(reference);
  
  	/*
  	 * We are now trying to pack also a loose reference
  	 * called `points_to_blob`, to make sure we can properly
  	 * pack weak tags
  	 */
  	packall();
  
  	/* Ensure the packed-refs file exists */
  	cl_git_pass(git_str_joinpath(&temp_path, git_repository_path(g_repo), GIT_PACKEDREFS_FILE));
  	cl_assert(git_fs_path_exists(temp_path.ptr));
  
  	/* Ensure the known ref can still be looked up but is now packed */
  	cl_git_pass(git_reference_lookup(&reference, g_repo, loose_tag_ref_name));
  	cl_assert(reference_is_packed(reference));
  	cl_assert_equal_s(reference->name, loose_tag_ref_name);
  
  	/* Ensure the known ref has been removed from the loose folder structure */
  	cl_git_pass(git_str_joinpath(&temp_path, git_repository_path(g_repo), loose_tag_ref_name));
  	cl_assert(!git_fs_path_exists(temp_path.ptr));
  
  	git_reference_free(reference);
  	git_str_dispose(&temp_path);
  }
  
  void test_refs_pack__symbolic(void)
  {
  	/* create a packfile from loose refs skipping symbolic refs */
  	int i;
  	git_oid head;
  	git_reference *ref;
  	char name[128];
  
  	cl_git_pass(git_reference_name_to_id(&head, g_repo, "HEAD"));
  
  	/* make a bunch of references */
  
  	for (i = 0; i < 100; ++i) {
  		p_snprintf(name, sizeof(name), "refs/heads/symbolic-%03d", i);
  		cl_git_pass(git_reference_symbolic_create(
  			&ref, g_repo, name, "refs/heads/master", 0, NULL));
  		git_reference_free(ref);
  
  		p_snprintf(name, sizeof(name), "refs/heads/direct-%03d", i);
  		cl_git_pass(git_reference_create(&ref, g_repo, name, &head, 0, NULL));
  		git_reference_free(ref);
  	}
  
  	packall();
  }
  

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