chromium/third_party/dawn/src/dawn/tests/unittests/ErrorTests.cpp

// Copyright 2018 The Dawn & Tint Authors
//
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// modification, are permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
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//    this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#include <memory>

#include "dawn/native/Error.h"
#include "dawn/native/ErrorData.h"
#include "gtest/gtest.h"

namespace dawn::native {
namespace {

int placeholderSuccess = …;
constexpr const char* placeholderErrorMessage = …;

// Check returning a success MaybeError with {};
TEST(ErrorTests, Error_Success) { … }

// Check returning an error MaybeError with "return DAWN_VALIDATION_ERROR"
TEST(ErrorTests, Error_Error) { … }

// Check returning a success ResultOrError with an implicit conversion
TEST(ErrorTests, ResultOrError_Success) { … }

// Check returning an error ResultOrError with "return DAWN_VALIDATION_ERROR"
TEST(ErrorTests, ResultOrError_Error) { … }

// Check DAWN_TRY handles successes correctly.
TEST(ErrorTests, TRY_Success) { … }

// Check DAWN_TRY handles errors correctly.
TEST(ErrorTests, TRY_Error) { … }

// Check DAWN_TRY adds to the backtrace.
TEST(ErrorTests, TRY_AddsToBacktrace) { … }

// Check DAWN_TRY_ASSIGN handles successes correctly.
TEST(ErrorTests, TRY_RESULT_Success) { … }

// Check DAWN_TRY_ASSIGN handles errors correctly.
TEST(ErrorTests, TRY_RESULT_Error) { … }

// Check DAWN_TRY_ASSIGN adds to the backtrace.
TEST(ErrorTests, TRY_RESULT_AddsToBacktrace) { … }

// Check a ResultOrError can be DAWN_TRY_ASSIGNED in a function that returns an Error
TEST(ErrorTests, TRY_RESULT_ConversionToError) { … }

// Check a ResultOrError can be DAWN_TRY_ASSIGNED in a function that returns an Error
// Version without Result<E*, T*>
TEST(ErrorTests, TRY_RESULT_ConversionToErrorNonPointer) { … }

// Check DAWN_TRY_ASSIGN handles successes correctly.
TEST(ErrorTests, TRY_RESULT_CLEANUP_Success) { … }

// Check DAWN_TRY_ASSIGN handles cleanups.
TEST(ErrorTests, TRY_RESULT_CLEANUP_Cleanup) { … }

// Check DAWN_TRY_ASSIGN can override return value when needed.
TEST(ErrorTests, TRY_RESULT_CLEANUP_OverrideReturn) { … }

// Check a MaybeError can be DAWN_TRIED in a function that returns an ResultOrError
// Check DAWN_TRY handles errors correctly.
TEST(ErrorTests, TRY_ConversionToErrorOrResult) { … }

// Check a MaybeError can be DAWN_TRIED in a function that returns an ResultOrError
// Check DAWN_TRY handles errors correctly. Version without Result<E*, T*>
TEST(ErrorTests, TRY_ConversionToErrorOrResultNonPointer) { … }

}  // namespace
}  // namespace dawn::native