Best junit code snippet using junit.runner.Interface TestRunListener.testFailed
Source:RemoteAdtTestRunner.java  
...345        }346        public synchronized void testEnded(TestCaseReference ref) {347            mListener.notifyTestEnded(ref);348        }349        public synchronized void testFailed(TestReferenceFailure ref) {350            mListener.notifyTestFailed(ref);351        }352        public synchronized void testRunEnded(String mDeviceName, long elapsedTime) {353            mCompletedRuns++;354            if (elapsedTime > mMaxElapsedTime) {355                mMaxElapsedTime = elapsedTime;356            }357            if (mCompletedRuns == mDeviceCount) {358                notifyTestRunEnded(mMaxElapsedTime);359            }360        }361        public synchronized void testStarted(TestCaseReference testId) {362            mListener.notifyTestStarted(testId);363        }364    }365    /**366     * TestRunListener that communicates results in real-time back to JDT JUnit via the367     * {@link TestResultsNotifier}.368     * */369    private class TestRunListener implements ITestRunListener {370        private final String mDeviceName;371        private TestResultsNotifier mNotifier;372        /**373         * Constructs a {@link ITestRunListener} that listens for test results on given device.374         * @param deviceName device on which the tests are being run375         * @param notifier notifier to inform of test status376         */377        public TestRunListener(String deviceName, TestResultsNotifier notifier) {378            mDeviceName = deviceName;379            mNotifier = notifier;380        }381        @Override382        public void testEnded(TestIdentifier test, Map<String, String> ignoredTestMetrics) {383            mNotifier.testEnded(new TestCaseReference(mDeviceName, test));384        }385        @Override386        public void testFailed(TestIdentifier test, String trace) {387            TestReferenceFailure failure =388                new TestReferenceFailure(new TestCaseReference(mDeviceName, test),389                        MessageIds.TEST_FAILED, trace, null);390            mNotifier.testFailed(failure);391        }392        @Override393        public void testAssumptionFailure(TestIdentifier test, String trace) {394            TestReferenceFailure failure =395                new TestReferenceFailure(new TestCaseReference(mDeviceName, test),396                        MessageIds.TEST_FAILED, trace, null);397            mNotifier.testFailed(failure);398        }399        @Override400        public void testIgnored(TestIdentifier test) {401            // TODO: implement me?402        }403        @Override404        public synchronized void testRunEnded(long elapsedTime, Map<String, String> runMetrics) {405            mNotifier.testRunEnded(mDeviceName, elapsedTime);406            AdtPlugin.printToConsole(mLaunchInfo.getProject(),407                    LaunchMessages.RemoteAdtTestRunner_RunCompleteMsg);408        }409        @Override410        public synchronized void testRunFailed(String errorMessage) {411            reportError(errorMessage);...Source:TestRunListener.java  
...13  void testStarted(String paramString);14  15  void testEnded(String paramString);16  17  void testFailed(int paramInt, String paramString1, String paramString2);18}19/* Location:              D:\APPS\yazan\JPBY.jar!\junit\runner\TestRunListener.class20 * Java compiler version: 5 (49.0)21 * JD-Core Version:       1.1.322 */...testFailed
Using AI Code Generation
1import junit.framework.Test;2import junit.framework.TestSuite;3import junit.runner.TestRunListener;4import junit.textui.TestRunner;5import junit.textui.TestRunner;6import org.junit.runner.JUnitCore;7import org.junit.runner.Request;8import org.junit.runner.Result;9import org.junit.runner.notification.Failure;10public class TestRunner extends TestRunListener {11    public static void main(String[] args) {12        JUnitCore core = new JUnitCore();13        core.addListener(new TestRunner());14        Request request = Request.aClass(TestSuite.class);15        Result result = core.run(request);16        if (result.getFailureCount() > 0) {17            System.out.println("There were " + result.getFailureCount() + " failed tests");18            for (Failure failure : result.getFailures()) {19                System.out.println("Failed test: " + failure.toString());20            }21        }22    }23    public void testFailed(int status, Test test, Throwable t) {24        System.out.println("Failed test: " + test.toString());25    }26}testFailed
Using AI Code Generation
1class TestFailedListener implements junit.runner.Interface.TestRunListener {2    public void testFailed(String testName, Throwable t) {3        System.out.println("Test failed: " + testName)4        t.printStackTrace()5    }6}7def listener = new TestFailedListener()8class Test {9    def test() {10        throw new Exception("test failed")11    }12}13def test = new Test()14junit.runner.BaseTestRunner.runTest(test, listener)15class Test2 {16    def test() {17    }18}19def test2 = new Test2()20junit.runner.BaseTestRunner.runTest(test2, listener)LambdaTest also has a detailed JUnit tutorial explaining its features, importance, advanced use cases, best practices, and more to help you get started with running your automation testing scripts.
Here are the detailed JUnit testing chapters to help you get started:
You can also check out our JUnit certification if you wish to take your career in Selenium automation testing with JUnit to the next level.
Get 100 minutes of automation test minutes FREE!!
