junit.framework.TestFailure#thrownException ( )源码实例Demo

private void displayProblems( PrintWriter writer, String kind, int count, Enumeration enumeration ) {
    if (count != 0) {
        displayProblemTitle( writer, getFormatted( count, kind ) );
        Enumeration e = enumeration;
        for (int i = 1; e.hasMoreElements(); i++) {
            TestFailure failure = (TestFailure) e.nextElement();
            displayProblemDetailHeader( writer, i, failure.failedTest().toString() );
            if (failure.thrownException() instanceof AssertionFailedError) {
                displayProblemDetail( writer, failure.thrownException().getMessage() );
            } else {
                displayProblemDetail( writer, BaseTestRunner.getFilteredTrace( failure.thrownException() ) );
            }
            displayProblemDetailFooter( writer );
        }
    }
}
 

protected void executeTest(Class test, Permission missingPermission) {
    TestSuite suite = new TestSuite();
    suite.addTestSuite(test);
    TestResult result = new TestResult();
    suite.run(result);
    if (result.wasSuccessful()) {
        if (missingPermission == null) {
            return;
        } else {
            fail("Security test expected an AccessControlException on " + missingPermission + ", but did not receive one");
        }
    } else {
        if (missingPermission == null) {
            new SecurityTestResultPrinter(System.out).print(result);
            fail("Security test was expected to run successfully, but failed (results on System.out)");
        } else {
            //There may be more than 1 failure:  iterate to ensure that they all match the missingPermission.
            boolean otherFailure = false;
            for (Enumeration e = result.errors(); e.hasMoreElements();) {
                TestFailure failure = (TestFailure) e.nextElement();
                if (failure.thrownException() instanceof AccessControlException) {
                    AccessControlException ace = (AccessControlException) failure.thrownException();
                    if (missingPermission.implies(ace.getPermission())) {
                        continue;
                    }
                }
                otherFailure = true;
                break;
            }
            if (otherFailure) {
                new SecurityTestResultPrinter(System.out).print(result);
                fail("Security test expected an AccessControlException on " + missingPermission + ", but failed for other reasons (results on System.out)");
            }
        }
    }
}