| // Copyright 2022 The Tint Authors. |
| // |
| // 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. |
| |
| #ifndef SRC_TINT_TYPE_TEST_HELPER_H_ |
| #define SRC_TINT_TYPE_TEST_HELPER_H_ |
| |
| #include <utility> |
| |
| #include "gtest/gtest.h" |
| #include "src/tint/program_builder.h" |
| |
| namespace tint::type { |
| |
| /// Helper class for testing |
| template <typename BASE> |
| class TestHelperBase : public BASE, public ProgramBuilder { |
| public: |
| /// Builds and returns the program. Must only be called once per test |
| /// @return the built program |
| Program Build() { |
| diag::Formatter formatter; |
| [&]() { |
| ASSERT_TRUE(IsValid()) << "Builder program is not valid\n" |
| << formatter.format(Diagnostics()); |
| }(); |
| return Program(std::move(*this)); |
| } |
| }; |
| using TestHelper = TestHelperBase<testing::Test>; |
| |
| template <typename T> |
| using TestParamHelper = TestHelperBase<testing::TestWithParam<T>>; |
| |
| } // namespace tint::type |
| |
| /// Helper macro for testing that a type was as expected |
| #define EXPECT_TYPE(GOT, EXPECT) \ |
| do { \ |
| const type::Type* got = GOT; \ |
| const type::Type* expect = EXPECT; \ |
| if (got != expect) { \ |
| ADD_FAILURE() << #GOT " != " #EXPECT "\n" \ |
| << " " #GOT ": " << FriendlyName(got) << "\n" \ |
| << " " #EXPECT ": " << FriendlyName(expect); \ |
| } \ |
| } while (false) |
| |
| #endif // SRC_TINT_TYPE_TEST_HELPER_H_ |