content: /*
   * Copyright (C) 2021 The Android Open Source Project
   *
   * 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.
   */
  package androidx.test.internal.runner;
  
  import org.junit.runner.Description;
  import org.junit.runner.Runner;
  import org.junit.runner.notification.Failure;
  import org.junit.runner.notification.RunNotifier;
  
  /**
   * A {@link Runner} to report a critical initialization failure with a test class that prevents any
   * methods from being executed.
   *
   * <p>Patterned after org.junit.internal.runners.ErrorReportingRunner, which sadly is not public.
   */
  public class ErrorReportingRunner extends Runner {
    private final String className;
    private final Throwable cause;
  
    public ErrorReportingRunner(String className, Throwable e) {
      this.className = className;
      this.cause = e;
    }
  
    @Override
    public Description getDescription() {
      Description description = Description.createSuiteDescription(className);
      description.addChild(describeCause());
      return description;
    }
  
    private Description describeCause() {
      // insert a child with 'initializationError' as display name for consistency with JUnit
      return Description.createTestDescription(className, "initializationError");
    }
  
    @Override
    public void run(RunNotifier notifier) {
      Description description = describeCause();
      notifier.fireTestStarted(description);
      notifier.fireTestFailure(new Failure(description, cause));
      notifier.fireTestFinished(description);
    }
  }
  