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818001d32e
Bug: dawn:1275 Change-Id: Ic60a00107a015bc677ff929c492f1085ffc38482 Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/79083 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Ben Clayton <bclayton@chromium.org>
71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
// Copyright 2019 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "dawn/native/ErrorInjector.h"
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#include "dawn/common/Assert.h"
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#include "dawn/native/DawnNative.h"
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namespace dawn::native {
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namespace {
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bool sIsEnabled = false;
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uint64_t sNextIndex = 0;
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uint64_t sInjectedFailureIndex = 0;
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bool sHasPendingInjectedError = false;
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} // anonymous namespace
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void EnableErrorInjector() {
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sIsEnabled = true;
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}
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void DisableErrorInjector() {
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sIsEnabled = false;
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}
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void ClearErrorInjector() {
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sNextIndex = 0;
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sHasPendingInjectedError = false;
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}
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bool ErrorInjectorEnabled() {
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return sIsEnabled;
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}
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uint64_t AcquireErrorInjectorCallCount() {
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uint64_t count = sNextIndex;
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ClearErrorInjector();
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return count;
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}
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bool ShouldInjectError() {
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uint64_t index = sNextIndex++;
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if (sHasPendingInjectedError && index == sInjectedFailureIndex) {
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sHasPendingInjectedError = false;
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return true;
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}
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return false;
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}
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void InjectErrorAt(uint64_t index) {
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// Only one error can be injected at a time.
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ASSERT(!sHasPendingInjectedError);
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sInjectedFailureIndex = index;
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sHasPendingInjectedError = true;
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}
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} // namespace dawn::native
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