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#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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