1 package junit.framework; 2 3 import java.io.PrintWriter; 4 import java.io.StringWriter; 5 6 7 /** 8 * A {@code TestFailure} collects a failed test together with 9 * the caught exception. 10 * 11 * @see TestResult 12 */ 13 public class TestFailure { 14 protected Test fFailedTest; 15 protected Throwable fThrownException; 16 17 /** 18 * Constructs a TestFailure with the given test and exception. 19 */ 20 public TestFailure(Test failedTest, Throwable thrownException) { 21 fFailedTest = failedTest; 22 fThrownException = thrownException; 23 } 24 25 /** 26 * Gets the failed test. 27 */ 28 public Test failedTest() { 29 return fFailedTest; 30 } 31 32 /** 33 * Gets the thrown exception. 34 */ 35 public Throwable thrownException() { 36 return fThrownException; 37 } 38 39 /** 40 * Returns a short description of the failure. 41 */ 42 @Override 43 public String toString() { 44 return fFailedTest + ": " + fThrownException.getMessage(); 45 } 46 47 /** 48 * Returns a String containing the stack trace of the error 49 * thrown by TestFailure. 50 */ 51 public String trace() { 52 StringWriter stringWriter = new StringWriter(); 53 PrintWriter writer = new PrintWriter(stringWriter); 54 thrownException().printStackTrace(writer); 55 return stringWriter.toString(); 56 } 57 58 /** 59 * Returns a String containing the message from the thrown exception. 60 */ 61 public String exceptionMessage() { 62 return thrownException().getMessage(); 63 } 64 65 /** 66 * Returns {@code true} if the error is considered a failure 67 * (i.e. if it is an instance of {@code AssertionFailedError}), 68 * {@code false} otherwise. 69 */ 70 public boolean isFailure() { 71 return thrownException() instanceof AssertionFailedError; 72 } 73 }
