thodg/libgit2/tests/odb/backend/multiple.c

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• Hash : 94cb060c
  Author :
  Date : 2021-11-08T14:54:09
  

  Add tests for ODB refresh Add optional refreshing in the fake backend, and count the number of refresh calls if enabled.

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• tests/odb/backend/multiple.c

• #include "clar_libgit2.h"
  #include "repository.h"
  #include "backend_helpers.h"
  
  #define EXISTING_HASH "e69de29bb2d1d6434b8b29ae775ad8c2e48c5391"
  
  static git_repository *_repo;
  static git_odb_object *_obj;
  static fake_backend *_fake_empty;
  static fake_backend *_fake_filled;
  
  static git_oid _existing_oid;
  
  static const fake_object _objects_filled[] = {
  	{ EXISTING_HASH, "" },
  	{ NULL, NULL }
  };
  
  static const fake_object _objects_empty[] = {
  	{ NULL, NULL }
  };
  
  void test_odb_backend_multiple__initialize(void)
  {
  	git_odb_backend *backend;
  
  	git_oid_fromstr(&_existing_oid, EXISTING_HASH);
  
  	_obj = NULL;
  	_repo = cl_git_sandbox_init("testrepo.git");
  
  	cl_git_pass(build_fake_backend(&backend, _objects_filled, false));
  	_fake_filled = (fake_backend *)backend;
  
  	cl_git_pass(build_fake_backend(&backend, _objects_empty, false));
  	_fake_empty = (fake_backend *)backend;
  }
  
  void test_odb_backend_multiple__cleanup(void)
  {
  	git_odb_object_free(_obj);
  	cl_git_sandbox_cleanup();
  }
  
  void test_odb_backend_multiple__read_with_empty_first_succeeds(void)
  {
  	git_odb *odb;
  
  	cl_git_pass(git_repository_odb__weakptr(&odb, _repo));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_filled, 10));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_empty, 50));
  
  	cl_git_pass(git_odb_read(&_obj, odb, &_existing_oid));
  
  	cl_assert_equal_i(1, _fake_filled->read_calls);
  	cl_assert_equal_i(1, _fake_empty->read_calls);
  }
  
  void test_odb_backend_multiple__read_with_first_matching_stops(void)
  {
  	git_odb *odb;
  
  	cl_git_pass(git_repository_odb__weakptr(&odb, _repo));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_empty, 10));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_filled, 50));
  
  	cl_git_pass(git_odb_read(&_obj, odb, &_existing_oid));
  
  	cl_assert_equal_i(1, _fake_filled->read_calls);
  	cl_assert_equal_i(0, _fake_empty->read_calls);
  }
  
  void test_odb_backend_multiple__read_prefix_with_first_empty_succeeds(void)
  {
  	git_odb *odb;
  
  	cl_git_pass(git_repository_odb__weakptr(&odb, _repo));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_filled, 10));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_empty, 50));
  
  	cl_git_pass(git_odb_read_prefix(&_obj, odb, &_existing_oid, 7));
  
  	cl_assert_equal_i(1, _fake_filled->read_prefix_calls);
  	cl_assert_equal_i(1, _fake_empty->read_prefix_calls);
  }
  
  void test_odb_backend_multiple__read_prefix_with_first_matching_reads_both(void)
  {
  	git_odb *odb;
  
  	cl_git_pass(git_repository_odb__weakptr(&odb, _repo));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_empty, -10));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_filled, 50));
  
  	cl_git_pass(git_odb_read_prefix(&_obj, odb, &_existing_oid, 7));
  
  	cl_assert_equal_i(1, _fake_filled->read_prefix_calls);
  	cl_assert_equal_i(1, _fake_empty->read_prefix_calls);
  }
  
  void test_odb_backend_multiple__read_prefix_with_first_matching_succeeds_without_hash_verification(void)
  {
  	git_odb *odb;
  
  	git_libgit2_opts(GIT_OPT_ENABLE_STRICT_HASH_VERIFICATION, 0);
  
  	cl_git_pass(git_repository_odb__weakptr(&odb, _repo));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_empty, -10));
  	cl_git_pass(git_odb_add_backend(odb, (git_odb_backend *)_fake_filled, 50));
  
  	cl_git_pass(git_odb_read_prefix(&_obj, odb, &_existing_oid, 7));
  
  	/*
  	 * Both backends should be checked as we have to check
  	 * for collisions
  	 */
  	cl_assert_equal_i(1, _fake_filled->read_prefix_calls);
  	cl_assert_equal_i(1, _fake_empty->read_prefix_calls);
  
  	git_libgit2_opts(GIT_OPT_ENABLE_STRICT_HASH_VERIFICATION, 1);
  }
  

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