package junit.tests.framework;
   
   import junit.framework.AssertionFailedError;
   import junit.framework.Test;
   import junit.framework.TestCase;
   import junit.framework.TestListener;
   import junit.framework.TestResult;
   
   /**
   * Test class used in SuiteTest
   */
  public class TestListenerTest extends TestCase implements TestListener {
      private TestResult fResult;
      private int fStartCount;
      private int fEndCount;
      private int fFailureCount;
      private int fErrorCount;
  
      public void addError(Test test, Throwable e) {
          fErrorCount++;
      }
  
      public void addFailure(Test test, AssertionFailedError t) {
          fFailureCount++;
      }
  
      public void endTest(Test test) {
          fEndCount++;
      }
  
      @Override
      protected void setUp() {
          fResult = new TestResult();
          fResult.addListener(this);
  
          fStartCount = 0;
          fEndCount = 0;
          fFailureCount = 0;
          fErrorCount = 0;
      }
  
      public void startTest(Test test) {
          fStartCount++;
      }
  
      public void testError() {
          TestCase test = new TestCase("noop") {
              @Override
              public void runTest() {
                  throw new Error();
              }
          };
          test.run(fResult);
          assertEquals(1, fErrorCount);
          assertEquals(1, fEndCount);
      }
  
      public void testFailure() {
          TestCase test = new TestCase("noop") {
              @Override
              public void runTest() {
                  fail();
              }
          };
          test.run(fResult);
          assertEquals(1, fFailureCount);
          assertEquals(1, fEndCount);
      }
  
      public void testStartStop() {
          TestCase test = new TestCase("noop") {
              @Override
              public void runTest() {
              }
          };
          test.run(fResult);
          assertEquals(1, fStartCount);
          assertEquals(1, fEndCount);
      }
  }