How to use run method of junit.framework.TestResult class

...10import org.junit.AfterClass;11import org.junit.Before;12import org.junit.BeforeClass;13import org.junit.Test;14import org.junit.runner.Description;15import org.junit.runner.RunWith;16import org.junit.runner.Runner;17import org.junit.runner.notification.RunNotifier;1819public class ForwardCompatibilityTest extends TestCase {20	static String fLog;21	22	static public class NewTest {23		@Before public void before() { 24			fLog+= "before "; 25		}26		@After public void after() {27			fLog+= "after ";28		}29		@Test public void test() {30			fLog+= "test ";31		}32	}33	34	public void testCompatibility() {35		fLog= "";36		TestResult result= new TestResult();37		junit.framework.Test adapter= new JUnit4TestAdapter(NewTest.class);38		adapter.run(result);39		assertEquals("before test after ", fLog);40	}41	42	public void testToString() {43		JUnit4TestAdapter adapter= new JUnit4TestAdapter(NewTest.class);44		junit.framework.Test test= adapter.getTests().get(0);45		assertEquals(String.format("test(%s)", NewTest.class.getName()), test.toString());46	}4748	public void testUseGlobalCache() {49		JUnit4TestAdapter adapter1= new JUnit4TestAdapter(NewTest.class);50		JUnit4TestAdapter adapter2= new JUnit4TestAdapter(NewTest.class);51		assertSame(adapter1.getTests().get(0), adapter2.getTests().get(0));52	}53	54	static Exception exception= new Exception();55	56	public static class ErrorTest {57		@Test public void error() throws Exception {58			throw exception;59		}60	}61	public void testException() {62		TestResult result= new TestResult();63		junit.framework.Test adapter= new JUnit4TestAdapter(ErrorTest.class);64		adapter.run(result);65		assertEquals(exception, result.errors().nextElement().thrownException());66	}67	68	public void testNotifyResult() {69		JUnit4TestAdapter adapter= new JUnit4TestAdapter(ErrorTest.class);70		TestResult result= new TestResult();71		final StringBuffer log= new StringBuffer();72		result.addListener(new TestListener() {73		74			public void startTest(junit.framework.Test test) {75				log.append(" start " + test);76			}77		78			public void endTest(junit.framework.Test test) {79				log.append(" end " + test);80			}81		82			public void addFailure(junit.framework.Test test, AssertionFailedError t) {83				log.append(" failure " + test);		84			}85		86			public void addError(junit.framework.Test test, Throwable t) {87				log.append(" error " + test);		88			}89		});90		adapter.run(result);91		String testName= String.format("error(%s)", ErrorTest.class.getName());92		assertEquals(String.format(" start %s error %s end %s", testName, testName, testName), log.toString());93	}9495	96	public static class NoExceptionTest {97		@Test(expected=Exception.class) public void succeed() throws Exception {98		}99	}100	public void testNoException() {101		TestResult result= new TestResult();102		junit.framework.Test adapter= new JUnit4TestAdapter(NoExceptionTest.class);103		adapter.run(result);104		assertFalse(result.wasSuccessful());105	}106	107	public static class ExpectedTest {108		@Test(expected= Exception.class) public void expected() throws Exception {109			throw new Exception();110		}111	}112	public void testExpected() {113		TestResult result= new TestResult();114		junit.framework.Test adapter= new JUnit4TestAdapter(ExpectedTest.class);115		adapter.run(result);116		assertTrue(result.wasSuccessful());117	}118	119	public static class UnExpectedExceptionTest {120		@Test(expected= Exception.class) public void expected() throws Exception {121			throw new Error();122		}123	}124	125	static String log;126	public static class BeforeClassTest {127		@BeforeClass public static void beforeClass() {128			log+= "before class ";129		}130		@Before public void before() {131			log+= "before ";132		}133		@Test public void one() {134			log+= "test ";135		}136		@Test public void two()  {137			log+= "test ";138		}139		@After public void after() {140			log+= "after ";141		}142		@AfterClass public static void afterClass() {143			log+= "after class ";144		}145	}146	147	public void testBeforeAndAfterClass() {148		log= "";149		TestResult result= new TestResult();150		junit.framework.Test adapter= new JUnit4TestAdapter(BeforeClassTest.class);151		adapter.run(result);152		assertEquals("before class before test after before test after after class ", log);153	}154	155	public static class ExceptionInBeforeTest {156		@Before public void error() {157			throw new Error();158		}159		@Test public void nothing() {160		}161	}162	163	public void testExceptionInBefore() {164		TestResult result= new TestResult();165		junit.framework.Test adapter= new JUnit4TestAdapter(ExceptionInBeforeTest.class);166		adapter.run(result);167		assertEquals(1, result.errorCount());168	}169	170	public static class InvalidMethodTest {171		@BeforeClass public void shouldBeStatic() {}172		@Test public void aTest() {}173	}174	175	public void testInvalidMethod() {176		TestResult result= new TestResult();177		junit.framework.Test adapter= new JUnit4TestAdapter(InvalidMethodTest.class);178		adapter.run(result);179		assertEquals(1, result.errorCount());	180		TestFailure failure= result.errors().nextElement();181		assertTrue(failure.exceptionMessage().contains("Method shouldBeStatic() should be static"));182	}183	184	private static boolean wasRun= false;185	186	public static class MarkerRunner extends Runner {187		public MarkerRunner(Class<?> klass) {188		}189190		@Override191		public void run(RunNotifier notifier) {192			wasRun= true;193		}194195		@Override196		public int testCount() {197			return 0;198		}199200		@Override201		public Description getDescription() {202			return Description.EMPTY;203		}204	}205206	@RunWith(MarkerRunner.class)207	public static class NoTests {208	}209	210	public void testRunWithClass() {211		wasRun= false;212		TestResult result= new TestResult();213		junit.framework.Test adapter= new JUnit4TestAdapter(NoTests.class);214		adapter.run(result);215		assertTrue(wasRun);216	}217	218	public void testToStringSuite() {219		junit.framework.Test adapter= new JUnit4TestAdapter(NoTests.class);220		assertEquals(NoTests.class.getName(), adapter.toString());221	}222}
...

1package junit.tests.runner;2import java.io.PrintWriter;3import java.io.StringWriter;4import junit.framework.TestCase;5import junit.runner.BaseTestRunner;6public class StackFilterTest extends TestCase {7    String fFiltered;8    String fUnfiltered;9    @Override10    protected void setUp() {11        StringWriter swin = new StringWriter();12        PrintWriter pwin = new PrintWriter(swin);13        pwin.println("junit.framework.AssertionFailedError");14        pwin.println("	at junit.framework.Assert.fail(Assert.java:144)");15        pwin.println("	at junit.framework.Assert.assert(Assert.java:19)");16        pwin.println("	at junit.framework.Assert.assert(Assert.java:26)");17        pwin.println("	at MyTest.f(MyTest.java:13)");18        pwin.println("	at MyTest.testStackTrace(MyTest.java:8)");19        pwin.println("	at java.lang.reflect.Method.invoke(Native Method)");20        pwin.println("	at junit.framework.TestCase.runTest(TestCase.java:156)");21        pwin.println("	at junit.framework.TestCase.runBare(TestCase.java:130)");22        pwin.println("	at junit.framework.TestResult$1.protect(TestResult.java:100)");23        pwin.println("	at junit.framework.TestResult.runProtected(TestResult.java:118)");24        pwin.println("	at junit.framework.TestResult.run(TestResult.java:103)");25        pwin.println("	at junit.framework.TestCase.run(TestCase.java:121)");26        pwin.println("	at junit.framework.TestSuite.runTest(TestSuite.java:157)");27        pwin.println("	at junit.framework.TestSuite.run(TestSuite.java, Compiled Code)");28        pwin.println("	at junit.swingui.TestRunner$17.run(TestRunner.java:669)");29        fUnfiltered = swin.toString();30        StringWriter swout = new StringWriter();31        PrintWriter pwout = new PrintWriter(swout);32        pwout.println("junit.framework.AssertionFailedError");33        pwout.println("	at MyTest.f(MyTest.java:13)");34        pwout.println("	at MyTest.testStackTrace(MyTest.java:8)");35        fFiltered = swout.toString();36    }37    public void testFilter() {38        assertEquals(fFiltered, BaseTestRunner.getFilteredTrace(fUnfiltered));39    }40}...

1public class TestRunner {2   public static void main(String[] args) {3      Result result = JUnitCore.runClasses(TestJunit.class);4      for (Failure failure : result.getFailures()) {5         System.out.println(failure.toString());6      }7      System.out.println(result.wasSuccessful());8   }9}

1import junit.framework.Test;2import junit.framework.TestCase;3import junit.framework.TestResult;4import junit.framework.TestSuite;5public class TestResultRunner extends TestCase {6   public static Test suite() {7      return new TestSuite(TestResultRunner.class);8   }9   public static void main(String[] args) {10      junit.textui.TestRunner.run(suite());11   }12   public void testAdd() {13   }14   public void testResult() {15      TestResult result = new TestResult();16      Test test = new TestResultRunner("testAdd");17      test.run(result);18      System.out.println("Number of test cases = " + result.runCount());19   }20}

1import junit.framework.Test;2import junit.framework.TestResult;3import junit.framework.TestSuite;4import junit.textui.TestRunner;5public class TestRunnerTest {6   public static void main(String[] args) {7      TestResult result = new TestResult();8      Test test = new TestSuite(TestJunit1.class);9      test.run(result);10      System.out.println("Number of test cases = " + result.runCount());11   }12}13import org.junit.runner.JUnitCore;14import org.junit.runner.Result;15import org.junit.runner.notification.Failure;16public class TestRunnerTest {17   public static void main(String[] args) {18      Result result = JUnitCore.runClasses(TestJunit1.class);19      for (Failure failure : result.getFailures()) {20         System.out.println(failure.toString());21      }22      System.out.println("Result=="+result.wasSuccessful());23   }24}25import junit.textui.TestRunner;26import junit.framework.Test;27import junit.framework.TestSuite;28public class TestRunnerTest {29   public static void main(String[] args) {30      TestRunner runner = new TestRunner();31      TestResult result = runner.doRun(new TestSuite(TestJunit1.class));32      System.out.println("Number of test cases = " + result.runCount());33   }34}35import junit.textui.TestRunner;36import junit.framework.Test;37import junit.framework.TestSuite;38public class TestRunnerTest {39   public static void main(String[] args) {40      TestRunner runner = new TestRunner();41      TestResult result = runner.doRun(new TestSuite(TestJunit1.class));42      System.out.println("Number of test cases = " + result.runCount());43   }44}45import junit.textui.TestRunner;46import junit.framework.Test;47import junit.framework.TestSuite;48public class TestRunnerTest {49   public static void main(String[] args) {50      TestRunner runner = new TestRunner();51      TestResult result = runner.doRun(new TestSuite(TestJunit1.class));52      System.out.println("Number of

1import junit.framework.Test;2import junit.framework.TestCase;3import junit.framework.TestResult;4import junit.framework.TestSuite;5public class TestRunner {6   public static void main(String[] args) {7      TestResult result = new TestResult();8      Test test = new TestSuite(TestJunit1.class);9      test.run(result);10      System.out.println("Number of test cases = " + result.runCount());11   }12}

1import org.junit.runner.JUnitCore;2import org.junit.runner.Result;3import org.junit.runner.notification.Failure;4import org.junit.runner.Description;5import org.junit.runner.notification.RunListener;6public class TestRunner {7   public static void main(String[] args) {8      Result result = JUnitCore.runClasses(JunitTestSuite.class);9      for (Failure failure : result.getFailures()) {10         System.out.println(failure.toString());11      }12      System.out.println(result.wasSuccessful());13   }14}15	at org.junit.Assert.assertEquals(Assert.java:115)16	at org.junit.Assert.assertEquals(Assert.java:144)17	at test.JunitTest.testAdd(JunitTest.java:15)18	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)19	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)20	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)21	at java.lang.reflect.Method.invoke(Method.java:498)22	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)23	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)24	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)25	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)26	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)27	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)28	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)29	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)30	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)31	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)32	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)33	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)34	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)35	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)36	at org.junit.runner.JUnitCore.run(JUnitCore.java:115)37	at test.JunitTestSuite.main(JunitTestSuite.java:13)

1import junit.framework.*;2import junit.extensions.*;3import java.util.*;4public class JunitTestResult extends TestResult {5   public synchronized void addError(Test test, Throwable t) {6      super.addError((Test) test, t);7   }8   public synchronized void addFailure(Test test, AssertionFailedError t) {9      super.addFailure((Test) test, t);10   }11   public synchronized void startTest(Test test) {12      super.startTest((Test) test);13   }14   public synchronized void endTest(Test test) {15      super.endTest((Test) test);16   }17   public synchronized void run(Test test) {18      long startTime = System.currentTimeMillis();19      startTest(test);20      runProtected(test, this);21      endTest(test);22      long endTime = System.currentTimeMillis();23      long runTime = endTime-startTime;24      System.out.println("Time taken to execute test cases: "+runTime);25   }26   protected void runProtected(Test test, TestResult result) {27      test.run(result);28   }29   public static void main(String[] args) {30      TestResult result = new JunitTestResult();31      Test suite = new TestSuite(JunitTestSuite.class);32      suite.run(result);33      System.out.println("Number of test cases = "+result.runCount());34   }35}

1public class JunitTest {2    public static void main(String[] args) {3        TestSuite suite = new TestSuite(TestJunit.class);4        TestResult result = new TestResult();5        suite.run(result);6        System.out.println("Number of test cases = " + result.runCount());7    }8}

1import junit.framework.Test;2import junit.framework.TestSuite;3import junit.framework.TestResult;4import junit.textui.TestRunner;5import junit.framework.TestFailure;6import java.util.Enumeration;7public class TestRunner {8	public static void main(String[] args) {9		TestResult result = new TestResult();10		TestSuite suite = new TestSuite(TestJunit1.class);11		suite.run(result);12		System.out.println("Number of test cases = " + result.runCount());13	}14}15import junit.framework.Test;16import junit.framework.TestSuite;17import junit.textui.TestRunner;18public class TestRunner {19	public static void main(String[] args) {20		TestSuite suite = new TestSuite(TestJunit1.class);21		TestRunner.run(suite);22	}23}24OK (1 test)25import junit.framework.Test;26import junit.framework.TestSuite;27import junit.textui.TestRunner;28public class TestRunner {29	public static void main(String[] args) {30		TestSuite suite = new TestSuite(TestJunit1.class);31		TestRunner.run(suite);32	}33}34OK (1 test)