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- // Copyright 2014 The Crashpad Authors. All rights reserved.
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- #include "util/misc/initialization_state_dcheck.h"
- #include <stdlib.h>
- #include <memory>
- #include "base/logging.h"
- #include "base/memory/free_deleter.h"
- #include "gtest/gtest.h"
- #include "test/gtest_death_check.h"
- namespace crashpad {
- namespace test {
- namespace {
- TEST(InitializationStateDcheck, InitializationStateDcheck) {
- InitializationStateDcheck initialization_state_dcheck;
- INITIALIZATION_STATE_SET_INITIALIZING(initialization_state_dcheck);
- INITIALIZATION_STATE_SET_VALID(initialization_state_dcheck);
- INITIALIZATION_STATE_DCHECK_VALID(initialization_state_dcheck);
- }
- #if DCHECK_IS_ON()
- // InitializationStateDcheck only DCHECKs, so the death tests can only run
- // when DCHECKs are enabled.
- TEST(InitializationStateDcheckDeathTest, Uninitialized_NotInvalid) {
- // This tests that an attempt to set an uninitialized object as valid without
- // transitioning through the initializing (invalid) state fails.
- InitializationStateDcheck initialization_state_dcheck;
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_SET_VALID(initialization_state_dcheck),
- "kStateInvalid");
- }
- TEST(InitializationStateDcheckDeathTest, Uninitialized_NotValid) {
- // This tests that an attempt to use an uninitialized object as though it
- // were valid fails.
- InitializationStateDcheck initialization_state_dcheck;
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_DCHECK_VALID(initialization_state_dcheck),
- "kStateValid");
- }
- TEST(InitializationStateDcheckDeathTest, Invalid_NotUninitialized) {
- // This tests that an attempt to begin initializing an object on which
- // initialization was already attempted fails.
- InitializationStateDcheck initialization_state_dcheck;
- INITIALIZATION_STATE_SET_INITIALIZING(initialization_state_dcheck);
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_SET_INITIALIZING(initialization_state_dcheck),
- "kStateUninitialized");
- }
- TEST(InitializationStateDcheckDeathTest, Invalid_NotValid) {
- // This tests that an attempt to use an initializing object as though it
- // were valid fails.
- InitializationStateDcheck initialization_state_dcheck;
- INITIALIZATION_STATE_SET_INITIALIZING(initialization_state_dcheck);
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_DCHECK_VALID(initialization_state_dcheck),
- "kStateValid");
- }
- TEST(InitializationStateDcheckDeathTest, Valid_NotUninitialized) {
- // This tests that an attempt to begin initializing an object that has already
- // been initialized fails.
- InitializationStateDcheck initialization_state_dcheck;
- INITIALIZATION_STATE_SET_INITIALIZING(initialization_state_dcheck);
- INITIALIZATION_STATE_SET_VALID(initialization_state_dcheck);
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_SET_INITIALIZING(initialization_state_dcheck),
- "kStateUninitialized");
- }
- TEST(InitializationStateDcheckDeathTest, Valid_NotInvalid) {
- // This tests that an attempt to set a valid object as valid a second time
- // fails.
- InitializationStateDcheck initialization_state_dcheck;
- INITIALIZATION_STATE_SET_INITIALIZING(initialization_state_dcheck);
- INITIALIZATION_STATE_SET_VALID(initialization_state_dcheck);
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_SET_VALID(initialization_state_dcheck),
- "kStateInvalid");
- }
- TEST(InitializationStateDcheckDeathTest, Destroyed_NotUninitialized) {
- // This tests that an attempt to reinitialize a destroyed object fails. See
- // the InitializationState.InitializationState test for an explanation of this
- // use-after-free test.
- std::unique_ptr<InitializationStateDcheck, base::FreeDeleter>
- initialization_state_dcheck_buffer(static_cast<InitializationStateDcheck*>(
- malloc(sizeof(InitializationStateDcheck))));
- InitializationStateDcheck* initialization_state_dcheck =
- new (initialization_state_dcheck_buffer.get())
- InitializationStateDcheck();
- INITIALIZATION_STATE_SET_INITIALIZING(*initialization_state_dcheck);
- INITIALIZATION_STATE_SET_VALID(*initialization_state_dcheck);
- INITIALIZATION_STATE_DCHECK_VALID(*initialization_state_dcheck);
- initialization_state_dcheck->~InitializationStateDcheck();
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_SET_INITIALIZING(*initialization_state_dcheck),
- "kStateUninitialized");
- }
- TEST(InitializationStateDcheckDeathTest, Destroyed_NotValid) {
- // This tests that an attempt to use a destroyed object fails. See the
- // InitializationState.InitializationState test for an explanation of this
- // use-after-free test.
- std::unique_ptr<InitializationStateDcheck, base::FreeDeleter>
- initialization_state_dcheck_buffer(static_cast<InitializationStateDcheck*>(
- malloc(sizeof(InitializationStateDcheck))));
- InitializationStateDcheck* initialization_state_dcheck =
- new (initialization_state_dcheck_buffer.get())
- InitializationStateDcheck();
- INITIALIZATION_STATE_SET_INITIALIZING(*initialization_state_dcheck);
- INITIALIZATION_STATE_SET_VALID(*initialization_state_dcheck);
- INITIALIZATION_STATE_DCHECK_VALID(*initialization_state_dcheck);
- initialization_state_dcheck->~InitializationStateDcheck();
- ASSERT_DEATH_CHECK(
- INITIALIZATION_STATE_DCHECK_VALID(*initialization_state_dcheck),
- "kStateValid");
- }
- #endif
- } // namespace
- } // namespace test
- } // namespace crashpad
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