|  | // Copyright 2023 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. | 
|  |  | 
|  | #include <string> | 
|  |  | 
|  | #include "gtest/gtest-spi.h" | 
|  | #include "src/tint/ast/diagnostic_control.h" | 
|  | #include "src/tint/ast/test_helper.h" | 
|  | #include "src/tint/builtin/diagnostic_severity.h" | 
|  |  | 
|  | namespace tint::ast { | 
|  | namespace { | 
|  |  | 
|  | using DiagnosticControlTest = TestHelper; | 
|  |  | 
|  | TEST_F(DiagnosticControlTest, Assert_RuleNotNull) { | 
|  | EXPECT_FATAL_FAILURE( | 
|  | { | 
|  | ProgramBuilder b; | 
|  | DiagnosticControl control(builtin::DiagnosticSeverity::kWarning, nullptr); | 
|  | }, | 
|  | "internal compiler error"); | 
|  | } | 
|  |  | 
|  | }  // namespace | 
|  | }  // namespace tint::ast |