diff options
Diffstat (limited to 'junit4/src/main/java/junit')
30 files changed, 2363 insertions, 0 deletions
diff --git a/junit4/src/main/java/junit/extensions/ActiveTestSuite.java b/junit4/src/main/java/junit/extensions/ActiveTestSuite.java new file mode 100644 index 0000000..0623565 --- /dev/null +++ b/junit4/src/main/java/junit/extensions/ActiveTestSuite.java @@ -0,0 +1,70 @@ +package junit.extensions; + +import junit.framework.Test; +import junit.framework.TestCase; +import junit.framework.TestResult; +import junit.framework.TestSuite; + +/** + * A TestSuite for active Tests. It runs each + * test in a separate thread and waits until all + * threads have terminated. + * -- Aarhus Radisson Scandinavian Center 11th floor + */ +public class ActiveTestSuite extends TestSuite { + private volatile int fActiveTestDeathCount; + + public ActiveTestSuite() { + } + + public ActiveTestSuite(Class<? extends TestCase> theClass) { + super(theClass); + } + + public ActiveTestSuite(String name) { + super (name); + } + + public ActiveTestSuite(Class<? extends TestCase> theClass, String name) { + super(theClass, name); + } + + @Override + public void run(TestResult result) { + fActiveTestDeathCount= 0; + super.run(result); + waitUntilFinished(); + } + + @Override + public void runTest(final Test test, final TestResult result) { + Thread t= new Thread() { + @Override + public void run() { + try { + // inlined due to limitation in VA/Java + //ActiveTestSuite.super.runTest(test, result); + test.run(result); + } finally { + ActiveTestSuite.this.runFinished(); + } + } + }; + t.start(); + } + + synchronized void waitUntilFinished() { + while (fActiveTestDeathCount < testCount()) { + try { + wait(); + } catch (InterruptedException e) { + return; // ignore + } + } + } + + synchronized public void runFinished() { + fActiveTestDeathCount++; + notifyAll(); + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/extensions/RepeatedTest.java b/junit4/src/main/java/junit/extensions/RepeatedTest.java new file mode 100644 index 0000000..3b687a5 --- /dev/null +++ b/junit4/src/main/java/junit/extensions/RepeatedTest.java @@ -0,0 +1,38 @@ +package junit.extensions; + +import junit.framework.Test; +import junit.framework.TestResult; + +/** + * A Decorator that runs a test repeatedly. + * + */ +public class RepeatedTest extends TestDecorator { + private int fTimesRepeat; + + public RepeatedTest(Test test, int repeat) { + super(test); + if (repeat < 0) + throw new IllegalArgumentException("Repetition count must be >= 0"); + fTimesRepeat= repeat; + } + + @Override + public int countTestCases() { + return super.countTestCases() * fTimesRepeat; + } + + @Override + public void run(TestResult result) { + for (int i= 0; i < fTimesRepeat; i++) { + if (result.shouldStop()) + break; + super.run(result); + } + } + + @Override + public String toString() { + return super.toString() + "(repeated)"; + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/extensions/TestDecorator.java b/junit4/src/main/java/junit/extensions/TestDecorator.java new file mode 100644 index 0000000..d9ae474 --- /dev/null +++ b/junit4/src/main/java/junit/extensions/TestDecorator.java @@ -0,0 +1,43 @@ +package junit.extensions; + +import junit.framework.Assert; +import junit.framework.Test; +import junit.framework.TestResult; + +/** + * A Decorator for Tests. Use TestDecorator as the base class for defining new + * test decorators. Test decorator subclasses can be introduced to add behaviour + * before or after a test is run. + * + */ +public class TestDecorator extends Assert implements Test { + protected Test fTest; + + public TestDecorator(Test test) { + fTest= test; + } + + /** + * The basic run behaviour. + */ + public void basicRun(TestResult result) { + fTest.run(result); + } + + public int countTestCases() { + return fTest.countTestCases(); + } + + public void run(TestResult result) { + basicRun(result); + } + + @Override + public String toString() { + return fTest.toString(); + } + + public Test getTest() { + return fTest; + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/extensions/TestSetup.java b/junit4/src/main/java/junit/extensions/TestSetup.java new file mode 100644 index 0000000..00dcd21 --- /dev/null +++ b/junit4/src/main/java/junit/extensions/TestSetup.java @@ -0,0 +1,42 @@ +package junit.extensions; + +import junit.framework.Protectable; +import junit.framework.Test; +import junit.framework.TestResult; + +/** + * A Decorator to set up and tear down additional fixture state. Subclass + * TestSetup and insert it into your tests when you want to set up additional + * state once before the tests are run. + */ +public class TestSetup extends TestDecorator { + + public TestSetup(Test test) { + super(test); + } + + @Override + public void run(final TestResult result) { + Protectable p= new Protectable() { + public void protect() throws Exception { + setUp(); + basicRun(result); + tearDown(); + } + }; + result.runProtected(this, p); + } + + /** + * Sets up the fixture. Override to set up additional fixture state. + */ + protected void setUp() throws Exception { + } + + /** + * Tears down the fixture. Override to tear down the additional fixture + * state. + */ + protected void tearDown() throws Exception { + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/extensions/package-info.java b/junit4/src/main/java/junit/extensions/package-info.java new file mode 100644 index 0000000..a1c5bb4 --- /dev/null +++ b/junit4/src/main/java/junit/extensions/package-info.java @@ -0,0 +1,4 @@ +/** + * Provides extended functionality for JUnit v3.x. + */ +package junit.extensions;
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/Assert.java b/junit4/src/main/java/junit/framework/Assert.java new file mode 100644 index 0000000..3dcc23d --- /dev/null +++ b/junit4/src/main/java/junit/framework/Assert.java @@ -0,0 +1,296 @@ +package junit.framework; + +/** + * A set of assert methods. Messages are only displayed when an assert fails. + */ + +public class Assert { + /** + * Protect constructor since it is a static only class + */ + protected Assert() { + } + + /** + * Asserts that a condition is true. If it isn't it throws + * an AssertionFailedError with the given message. + */ + static public void assertTrue(String message, boolean condition) { + if (!condition) + fail(message); + } + /** + * Asserts that a condition is true. If it isn't it throws + * an AssertionFailedError. + */ + static public void assertTrue(boolean condition) { + assertTrue(null, condition); + } + /** + * Asserts that a condition is false. If it isn't it throws + * an AssertionFailedError with the given message. + */ + static public void assertFalse(String message, boolean condition) { + assertTrue(message, !condition); + } + /** + * Asserts that a condition is false. If it isn't it throws + * an AssertionFailedError. + */ + static public void assertFalse(boolean condition) { + assertFalse(null, condition); + } + /** + * Fails a test with the given message. + */ + static public void fail(String message) { + if (message == null) { + throw new AssertionFailedError(); + } + throw new AssertionFailedError(message); + } + /** + * Fails a test with no message. + */ + static public void fail() { + fail(null); + } + /** + * Asserts that two objects are equal. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertEquals(String message, Object expected, Object actual) { + if (expected == null && actual == null) + return; + if (expected != null && expected.equals(actual)) + return; + failNotEquals(message, expected, actual); + } + /** + * Asserts that two objects are equal. If they are not + * an AssertionFailedError is thrown. + */ + static public void assertEquals(Object expected, Object actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that two Strings are equal. + */ + static public void assertEquals(String message, String expected, String actual) { + if (expected == null && actual == null) + return; + if (expected != null && expected.equals(actual)) + return; + String cleanMessage= message == null ? "" : message; + throw new ComparisonFailure(cleanMessage, expected, actual); + } + /** + * Asserts that two Strings are equal. + */ + static public void assertEquals(String expected, String actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that two doubles are equal concerning a delta. If they are not + * an AssertionFailedError is thrown with the given message. If the expected + * value is infinity then the delta value is ignored. + */ + static public void assertEquals(String message, double expected, double actual, double delta) { + if (Double.compare(expected, actual) == 0) + return; + if (!(Math.abs(expected-actual) <= delta)) + failNotEquals(message, new Double(expected), new Double(actual)); + } + /** + * Asserts that two doubles are equal concerning a delta. If the expected + * value is infinity then the delta value is ignored. + */ + static public void assertEquals(double expected, double actual, double delta) { + assertEquals(null, expected, actual, delta); + } + /** + * Asserts that two floats are equal concerning a positive delta. If they + * are not an AssertionFailedError is thrown with the given message. If the + * expected value is infinity then the delta value is ignored. + */ + static public void assertEquals(String message, float expected, float actual, float delta) { + if (Float.compare(expected, actual) == 0) + return; + if (!(Math.abs(expected - actual) <= delta)) + failNotEquals(message, new Float(expected), new Float(actual)); + } + /** + * Asserts that two floats are equal concerning a delta. If the expected + * value is infinity then the delta value is ignored. + */ + static public void assertEquals(float expected, float actual, float delta) { + assertEquals(null, expected, actual, delta); + } + /** + * Asserts that two longs are equal. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertEquals(String message, long expected, long actual) { + assertEquals(message, new Long(expected), new Long(actual)); + } + /** + * Asserts that two longs are equal. + */ + static public void assertEquals(long expected, long actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that two booleans are equal. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertEquals(String message, boolean expected, boolean actual) { + assertEquals(message, Boolean.valueOf(expected), Boolean.valueOf(actual)); + } + /** + * Asserts that two booleans are equal. + */ + static public void assertEquals(boolean expected, boolean actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that two bytes are equal. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertEquals(String message, byte expected, byte actual) { + assertEquals(message, new Byte(expected), new Byte(actual)); + } + /** + * Asserts that two bytes are equal. + */ + static public void assertEquals(byte expected, byte actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that two chars are equal. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertEquals(String message, char expected, char actual) { + assertEquals(message, new Character(expected), new Character(actual)); + } + /** + * Asserts that two chars are equal. + */ + static public void assertEquals(char expected, char actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that two shorts are equal. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertEquals(String message, short expected, short actual) { + assertEquals(message, new Short(expected), new Short(actual)); + } + /** + * Asserts that two shorts are equal. + */ + static public void assertEquals(short expected, short actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that two ints are equal. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertEquals(String message, int expected, int actual) { + assertEquals(message, new Integer(expected), new Integer(actual)); + } + /** + * Asserts that two ints are equal. + */ + static public void assertEquals(int expected, int actual) { + assertEquals(null, expected, actual); + } + /** + * Asserts that an object isn't null. + */ + static public void assertNotNull(Object object) { + assertNotNull(null, object); + } + /** + * Asserts that an object isn't null. If it is + * an AssertionFailedError is thrown with the given message. + */ + static public void assertNotNull(String message, Object object) { + assertTrue(message, object != null); + } + /** + * Asserts that an object is null. If it isn't an {@link AssertionError} is + * thrown. + * Message contains: Expected: <null> but was: object + * + * @param object + * Object to check or <code>null</code> + */ + static public void assertNull(Object object) { + String message = "Expected: <null> but was: " + String.valueOf(object); + assertNull(message, object); + } + /** + * Asserts that an object is null. If it is not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertNull(String message, Object object) { + assertTrue(message, object == null); + } + /** + * Asserts that two objects refer to the same object. If they are not + * an AssertionFailedError is thrown with the given message. + */ + static public void assertSame(String message, Object expected, Object actual) { + if (expected == actual) + return; + failNotSame(message, expected, actual); + } + /** + * Asserts that two objects refer to the same object. If they are not + * the same an AssertionFailedError is thrown. + */ + static public void assertSame(Object expected, Object actual) { + assertSame(null, expected, actual); + } + /** + * Asserts that two objects do not refer to the same object. If they do + * refer to the same object an AssertionFailedError is thrown with the + * given message. + */ + static public void assertNotSame(String message, Object expected, Object actual) { + if (expected == actual) + failSame(message); + } + /** + * Asserts that two objects do not refer to the same object. If they do + * refer to the same object an AssertionFailedError is thrown. + */ + static public void assertNotSame(Object expected, Object actual) { + assertNotSame(null, expected, actual); + } + + static public void failSame(String message) { + String formatted= ""; + if (message != null) + formatted= message+" "; + fail(formatted+"expected not same"); + } + + static public void failNotSame(String message, Object expected, Object actual) { + String formatted= ""; + if (message != null) + formatted= message+" "; + fail(formatted+"expected same:<"+expected+"> was not:<"+actual+">"); + } + + static public void failNotEquals(String message, Object expected, Object actual) { + fail(format(message, expected, actual)); + } + + public static String format(String message, Object expected, Object actual) { + String formatted= ""; + if (message != null && message.length() > 0) + formatted= message+" "; + return formatted+"expected:<"+expected+"> but was:<"+actual+">"; + } +} diff --git a/junit4/src/main/java/junit/framework/AssertionFailedError.java b/junit4/src/main/java/junit/framework/AssertionFailedError.java new file mode 100644 index 0000000..0d7802c --- /dev/null +++ b/junit4/src/main/java/junit/framework/AssertionFailedError.java @@ -0,0 +1,20 @@ +package junit.framework; + +/** + * Thrown when an assertion failed. + */ +public class AssertionFailedError extends AssertionError { + + private static final long serialVersionUID= 1L; + + public AssertionFailedError() { + } + + public AssertionFailedError(String message) { + super(defaultString(message)); + } + + private static String defaultString(String message) { + return message == null ? "" : message; + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/ComparisonCompactor.java b/junit4/src/main/java/junit/framework/ComparisonCompactor.java new file mode 100644 index 0000000..bbc3ba1 --- /dev/null +++ b/junit4/src/main/java/junit/framework/ComparisonCompactor.java @@ -0,0 +1,72 @@ +package junit.framework; + +public class ComparisonCompactor { + + private static final String ELLIPSIS= "..."; + private static final String DELTA_END= "]"; + private static final String DELTA_START= "["; + + private int fContextLength; + private String fExpected; + private String fActual; + private int fPrefix; + private int fSuffix; + + public ComparisonCompactor(int contextLength, String expected, String actual) { + fContextLength= contextLength; + fExpected= expected; + fActual= actual; + } + + public String compact(String message) { + if (fExpected == null || fActual == null || areStringsEqual()) + return Assert.format(message, fExpected, fActual); + + findCommonPrefix(); + findCommonSuffix(); + String expected= compactString(fExpected); + String actual= compactString(fActual); + return Assert.format(message, expected, actual); + } + + private String compactString(String source) { + String result= DELTA_START + source.substring(fPrefix, source.length() - fSuffix + 1) + DELTA_END; + if (fPrefix > 0) + result= computeCommonPrefix() + result; + if (fSuffix > 0) + result= result + computeCommonSuffix(); + return result; + } + + private void findCommonPrefix() { + fPrefix= 0; + int end= Math.min(fExpected.length(), fActual.length()); + for (; fPrefix < end; fPrefix++) { + if (fExpected.charAt(fPrefix) != fActual.charAt(fPrefix)) + break; + } + } + + private void findCommonSuffix() { + int expectedSuffix= fExpected.length() - 1; + int actualSuffix= fActual.length() - 1; + for (; actualSuffix >= fPrefix && expectedSuffix >= fPrefix; actualSuffix--, expectedSuffix--) { + if (fExpected.charAt(expectedSuffix) != fActual.charAt(actualSuffix)) + break; + } + fSuffix= fExpected.length() - expectedSuffix; + } + + private String computeCommonPrefix() { + return (fPrefix > fContextLength ? ELLIPSIS : "") + fExpected.substring(Math.max(0, fPrefix - fContextLength), fPrefix); + } + + private String computeCommonSuffix() { + int end= Math.min(fExpected.length() - fSuffix + 1 + fContextLength, fExpected.length()); + return fExpected.substring(fExpected.length() - fSuffix + 1, end) + (fExpected.length() - fSuffix + 1 < fExpected.length() - fContextLength ? ELLIPSIS : ""); + } + + private boolean areStringsEqual() { + return fExpected.equals(fActual); + } +} diff --git a/junit4/src/main/java/junit/framework/ComparisonFailure.java b/junit4/src/main/java/junit/framework/ComparisonFailure.java new file mode 100644 index 0000000..5077993 --- /dev/null +++ b/junit4/src/main/java/junit/framework/ComparisonFailure.java @@ -0,0 +1,52 @@ +package junit.framework; + +/** + * Thrown when an assert equals for Strings failed. + * + * Inspired by a patch from Alex Chaffee mailto:alex@purpletech.com + */ +public class ComparisonFailure extends AssertionFailedError { + private static final int MAX_CONTEXT_LENGTH= 20; + private static final long serialVersionUID= 1L; + + private String fExpected; + private String fActual; + + /** + * Constructs a comparison failure. + * @param message the identifying message or null + * @param expected the expected string value + * @param actual the actual string value + */ + public ComparisonFailure (String message, String expected, String actual) { + super (message); + fExpected= expected; + fActual= actual; + } + + /** + * Returns "..." in place of common prefix and "..." in + * place of common suffix between expected and actual. + * + * @see Throwable#getMessage() + */ + @Override + public String getMessage() { + return new ComparisonCompactor(MAX_CONTEXT_LENGTH, fExpected, fActual).compact(super.getMessage()); + } + + /** + * Gets the actual string value + * @return the actual string value + */ + public String getActual() { + return fActual; + } + /** + * Gets the expected string value + * @return the expected string value + */ + public String getExpected() { + return fExpected; + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/JUnit4TestAdapter.java b/junit4/src/main/java/junit/framework/JUnit4TestAdapter.java new file mode 100644 index 0000000..a05a313 --- /dev/null +++ b/junit4/src/main/java/junit/framework/JUnit4TestAdapter.java @@ -0,0 +1,85 @@ +package junit.framework; + +import java.util.List; + +import org.junit.Ignore; +import org.junit.runner.Describable; +import org.junit.runner.Description; +import org.junit.runner.Request; +import org.junit.runner.Runner; +import org.junit.runner.manipulation.Filter; +import org.junit.runner.manipulation.Filterable; +import org.junit.runner.manipulation.NoTestsRemainException; +import org.junit.runner.manipulation.Sortable; +import org.junit.runner.manipulation.Sorter; + +public class JUnit4TestAdapter implements Test, Filterable, Sortable, Describable { + private final Class<?> fNewTestClass; + + private final Runner fRunner; + + private final JUnit4TestAdapterCache fCache; + + public JUnit4TestAdapter(Class<?> newTestClass) { + this(newTestClass, JUnit4TestAdapterCache.getDefault()); + } + + public JUnit4TestAdapter(final Class<?> newTestClass, + JUnit4TestAdapterCache cache) { + fCache = cache; + fNewTestClass = newTestClass; + fRunner = Request.classWithoutSuiteMethod(newTestClass).getRunner(); + } + + public int countTestCases() { + return fRunner.testCount(); + } + + public void run(TestResult result) { + fRunner.run(fCache.getNotifier(result, this)); + } + + // reflective interface for Eclipse + public List<Test> getTests() { + return fCache.asTestList(getDescription()); + } + + // reflective interface for Eclipse + public Class<?> getTestClass() { + return fNewTestClass; + } + + public Description getDescription() { + Description description= fRunner.getDescription(); + return removeIgnored(description); + } + + private Description removeIgnored(Description description) { + if (isIgnored(description)) + return Description.EMPTY; + Description result = description.childlessCopy(); + for (Description each : description.getChildren()) { + Description child= removeIgnored(each); + if (! child.isEmpty()) + result.addChild(child); + } + return result; + } + + private boolean isIgnored(Description description) { + return description.getAnnotation(Ignore.class) != null; + } + + @Override + public String toString() { + return fNewTestClass.getName(); + } + + public void filter(Filter filter) throws NoTestsRemainException { + filter.apply(fRunner); + } + + public void sort(Sorter sorter) { + sorter.apply(fRunner); + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/JUnit4TestAdapterCache.java b/junit4/src/main/java/junit/framework/JUnit4TestAdapterCache.java new file mode 100644 index 0000000..26175c5 --- /dev/null +++ b/junit4/src/main/java/junit/framework/JUnit4TestAdapterCache.java @@ -0,0 +1,81 @@ +/** + * + */ +package junit.framework; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.HashMap; +import java.util.List; + +import org.junit.runner.Description; +import org.junit.runner.notification.Failure; +import org.junit.runner.notification.RunListener; +import org.junit.runner.notification.RunNotifier; + +public class JUnit4TestAdapterCache extends HashMap<Description, Test> { + private static final long serialVersionUID = 1L; + private static final JUnit4TestAdapterCache fInstance = new JUnit4TestAdapterCache(); + + public static JUnit4TestAdapterCache getDefault() { + return fInstance; + } + + public Test asTest(Description description) { + if (description.isSuite()) + return createTest(description); + else { + if (!containsKey(description)) + put(description, createTest(description)); + return get(description); + } + } + + Test createTest(Description description) { + if (description.isTest()) + return new JUnit4TestCaseFacade(description); + else { + TestSuite suite = new TestSuite(description.getDisplayName()); + for (Description child : description.getChildren()) + suite.addTest(asTest(child)); + return suite; + } + } + + public RunNotifier getNotifier(final TestResult result, + final JUnit4TestAdapter adapter) { + RunNotifier notifier = new RunNotifier(); + notifier.addListener(new RunListener() { + @Override + public void testFailure(Failure failure) throws Exception { + result.addError(asTest(failure.getDescription()), failure.getException()); + } + + @Override + public void testFinished(Description description) + throws Exception { + result.endTest(asTest(description)); + } + + @Override + public void testStarted(Description description) + throws Exception { + result.startTest(asTest(description)); + } + }); + return notifier; + } + + public List<Test> asTestList(Description description) { + if (description.isTest()) + return Arrays.asList(asTest(description)); + else { + List<Test> returnThis = new ArrayList<Test>(); + for (Description child : description.getChildren()) { + returnThis.add(asTest(child)); + } + return returnThis; + } + } + +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/JUnit4TestCaseFacade.java b/junit4/src/main/java/junit/framework/JUnit4TestCaseFacade.java new file mode 100644 index 0000000..fd43822 --- /dev/null +++ b/junit4/src/main/java/junit/framework/JUnit4TestCaseFacade.java @@ -0,0 +1,33 @@ +/** + * + */ +package junit.framework; + +import org.junit.runner.Describable; +import org.junit.runner.Description; + +public class JUnit4TestCaseFacade implements Test, Describable { + private final Description fDescription; + + JUnit4TestCaseFacade(Description description) { + fDescription = description; + } + + @Override + public String toString() { + return getDescription().toString(); + } + + public int countTestCases() { + return 1; + } + + public void run(TestResult result) { + throw new RuntimeException( + "This test stub created only for informational purposes."); + } + + public Description getDescription() { + return fDescription; + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/Protectable.java b/junit4/src/main/java/junit/framework/Protectable.java new file mode 100644 index 0000000..e143237 --- /dev/null +++ b/junit4/src/main/java/junit/framework/Protectable.java @@ -0,0 +1,14 @@ +package junit.framework; + +/** + * A <em>Protectable</em> can be run and can throw a Throwable. + * + * @see TestResult + */ +public interface Protectable { + + /** + * Run the the following method protected. + */ + public abstract void protect() throws Throwable; +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/Test.java b/junit4/src/main/java/junit/framework/Test.java new file mode 100644 index 0000000..a016ee8 --- /dev/null +++ b/junit4/src/main/java/junit/framework/Test.java @@ -0,0 +1,17 @@ +package junit.framework; + +/** + * A <em>Test</em> can be run and collect its results. + * + * @see TestResult + */ +public interface Test { + /** + * Counts the number of test cases that will be run by this test. + */ + public abstract int countTestCases(); + /** + * Runs a test and collects its result in a TestResult instance. + */ + public abstract void run(TestResult result); +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/TestCase.java b/junit4/src/main/java/junit/framework/TestCase.java new file mode 100644 index 0000000..b047ec9 --- /dev/null +++ b/junit4/src/main/java/junit/framework/TestCase.java @@ -0,0 +1,212 @@ +package junit.framework; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; + +/** + * A test case defines the fixture to run multiple tests. To define a test case<br/> + * <ol> + * <li>implement a subclass of <code>TestCase</code></li> + * <li>define instance variables that store the state of the fixture</li> + * <li>initialize the fixture state by overriding {@link #setUp()}</li> + * <li>clean-up after a test by overriding {@link #tearDown()}.</li> + * </ol> + * Each test runs in its own fixture so there + * can be no side effects among test runs. + * Here is an example: + * <pre> + * public class MathTest extends TestCase { + * protected double fValue1; + * protected double fValue2; + * + * protected void setUp() { + * fValue1= 2.0; + * fValue2= 3.0; + * } + * } + * </pre> + * + * For each test implement a method which interacts + * with the fixture. Verify the expected results with assertions specified + * by calling {@link junit.framework.Assert#assertTrue(String, boolean)} with a boolean. + * <pre> + * public void testAdd() { + * double result= fValue1 + fValue2; + * assertTrue(result == 5.0); + * } + * </pre> + * + * Once the methods are defined you can run them. The framework supports + * both a static type safe and more dynamic way to run a test. + * In the static way you override the runTest method and define the method to + * be invoked. A convenient way to do so is with an anonymous inner class. + * <pre> + * TestCase test= new MathTest("add") { + * public void runTest() { + * testAdd(); + * } + * }; + * test.run(); + * </pre> + * + * The dynamic way uses reflection to implement {@link #runTest()}. It dynamically finds + * and invokes a method. + * In this case the name of the test case has to correspond to the test method + * to be run. + * <pre> + * TestCase test= new MathTest("testAdd"); + * test.run(); + * </pre> + * + * The tests to be run can be collected into a TestSuite. JUnit provides + * different <i>test runners</i> which can run a test suite and collect the results. + * A test runner either expects a static method <code>suite</code> as the entry + * point to get a test to run or it will extract the suite automatically. + * <pre> + * public static Test suite() { + * suite.addTest(new MathTest("testAdd")); + * suite.addTest(new MathTest("testDivideByZero")); + * return suite; + * } + * </pre> + * @see TestResult + * @see TestSuite + */ +public abstract class TestCase extends Assert implements Test { + /** + * the name of the test case + */ + private String fName; + + /** + * No-arg constructor to enable serialization. This method + * is not intended to be used by mere mortals without calling setName(). + */ + public TestCase() { + fName= null; + } + /** + * Constructs a test case with the given name. + */ + public TestCase(String name) { + fName= name; + } + /** + * Counts the number of test cases executed by run(TestResult result). + */ + public int countTestCases() { + return 1; + } + /** + * Creates a default TestResult object + * + * @see TestResult + */ + protected TestResult createResult() { + return new TestResult(); + } + /** + * A convenience method to run this test, collecting the results with a + * default TestResult object. + * + * @see TestResult + */ + public TestResult run() { + TestResult result= createResult(); + run(result); + return result; + } + /** + * Runs the test case and collects the results in TestResult. + */ + public void run(TestResult result) { + result.run(this); + } + /** + * Runs the bare test sequence. + * @throws Throwable if any exception is thrown + */ + public void runBare() throws Throwable { + Throwable exception= null; + setUp(); + try { + runTest(); + } catch (Throwable running) { + exception= running; + } + finally { + try { + tearDown(); + } catch (Throwable tearingDown) { + if (exception == null) exception= tearingDown; + } + } + if (exception != null) throw exception; + } + /** + * Override to run the test and assert its state. + * @throws Throwable if any exception is thrown + */ + protected void runTest() throws Throwable { + assertNotNull("TestCase.fName cannot be null", fName); // Some VMs crash when calling getMethod(null,null); + Method runMethod= null; + try { + // use getMethod to get all public inherited + // methods. getDeclaredMethods returns all + // methods of this class but excludes the + // inherited ones. + runMethod= getClass().getMethod(fName, (Class[])null); + } catch (NoSuchMethodException e) { + fail("Method \""+fName+"\" not found"); + } + if (!Modifier.isPublic(runMethod.getModifiers())) { + fail("Method \""+fName+"\" should be public"); + } + + try { + runMethod.invoke(this); + } + catch (InvocationTargetException e) { + e.fillInStackTrace(); + throw e.getTargetException(); + } + catch (IllegalAccessException e) { + e.fillInStackTrace(); + throw e; + } + } + /** + * Sets up the fixture, for example, open a network connection. + * This method is called before a test is executed. + */ + protected void setUp() throws Exception { + } + /** + * Tears down the fixture, for example, close a network connection. + * This method is called after a test is executed. + */ + protected void tearDown() throws Exception { + } + /** + * Returns a string representation of the test case + */ + @Override + public String toString() { + return getName() + "(" + getClass().getName() + ")"; + } + /** + * Gets the name of a TestCase + * @return the name of the TestCase + */ + public String getName() { + return fName; + } + /** + * Sets the name of a TestCase + * @param name the name to set + */ + public void setName(String name) { + fName= name; + } +} diff --git a/junit4/src/main/java/junit/framework/TestFailure.java b/junit4/src/main/java/junit/framework/TestFailure.java new file mode 100644 index 0000000..6662b1f --- /dev/null +++ b/junit4/src/main/java/junit/framework/TestFailure.java @@ -0,0 +1,58 @@ +package junit.framework; + +import java.io.PrintWriter; +import java.io.StringWriter; + + +/** + * A <code>TestFailure</code> collects a failed test together with + * the caught exception. + * @see TestResult + */ +public class TestFailure extends Object { + protected Test fFailedTest; + protected Throwable fThrownException; + + + /** + * Constructs a TestFailure with the given test and exception. + */ + public TestFailure(Test failedTest, Throwable thrownException) { + fFailedTest= failedTest; + fThrownException= thrownException; + } + /** + * Gets the failed test. + */ + public Test failedTest() { + return fFailedTest; + } + /** + * Gets the thrown exception. + */ + public Throwable thrownException() { + return fThrownException; + } + /** + * Returns a short description of the failure. + */ + @Override + public String toString() { + StringBuffer buffer= new StringBuffer(); + buffer.append(fFailedTest+": "+fThrownException.getMessage()); + return buffer.toString(); + } + public String trace() { + StringWriter stringWriter= new StringWriter(); + PrintWriter writer= new PrintWriter(stringWriter); + thrownException().printStackTrace(writer); + StringBuffer buffer= stringWriter.getBuffer(); + return buffer.toString(); + } + public String exceptionMessage() { + return thrownException().getMessage(); + } + public boolean isFailure() { + return thrownException() instanceof AssertionFailedError; + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/TestListener.java b/junit4/src/main/java/junit/framework/TestListener.java new file mode 100644 index 0000000..9b69443 --- /dev/null +++ b/junit4/src/main/java/junit/framework/TestListener.java @@ -0,0 +1,23 @@ +package junit.framework; + +/** + * A Listener for test progress + */ +public interface TestListener { + /** + * An error occurred. + */ + public void addError(Test test, Throwable t); + /** + * A failure occurred. + */ + public void addFailure(Test test, AssertionFailedError t); + /** + * A test ended. + */ + public void endTest(Test test); + /** + * A test started. + */ + public void startTest(Test test); +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/TestResult.java b/junit4/src/main/java/junit/framework/TestResult.java new file mode 100644 index 0000000..5768e9a --- /dev/null +++ b/junit4/src/main/java/junit/framework/TestResult.java @@ -0,0 +1,169 @@ +package junit.framework; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.Enumeration; +import java.util.List; + +/** + * A <code>TestResult</code> collects the results of executing + * a test case. It is an instance of the Collecting Parameter pattern. + * The test framework distinguishes between <i>failures</i> and <i>errors</i>. + * A failure is anticipated and checked for with assertions. Errors are + * unanticipated problems like an {@link ArrayIndexOutOfBoundsException}. + * + * @see Test + */ +public class TestResult extends Object { + protected List<TestFailure> fFailures; + protected List<TestFailure> fErrors; + protected List<TestListener> fListeners; + protected int fRunTests; + private boolean fStop; + + public TestResult() { + fFailures= new ArrayList<TestFailure>(); + fErrors= new ArrayList<TestFailure>(); + fListeners= new ArrayList<TestListener>(); + fRunTests= 0; + fStop= false; + } + /** + * Adds an error to the list of errors. The passed in exception + * caused the error. + */ + public synchronized void addError(Test test, Throwable t) { + fErrors.add(new TestFailure(test, t)); + for (TestListener each : cloneListeners()) + each.addError(test, t); + } + /** + * Adds a failure to the list of failures. The passed in exception + * caused the failure. + */ + public synchronized void addFailure(Test test, AssertionFailedError t) { + fFailures.add(new TestFailure(test, t)); + for (TestListener each : cloneListeners()) + each.addFailure(test, t); + } + /** + * Registers a TestListener + */ + public synchronized void addListener(TestListener listener) { + fListeners.add(listener); + } + /** + * Unregisters a TestListener + */ + public synchronized void removeListener(TestListener listener) { + fListeners.remove(listener); + } + /** + * Returns a copy of the listeners. + */ + private synchronized List<TestListener> cloneListeners() { + List<TestListener> result= new ArrayList<TestListener>(); + result.addAll(fListeners); + return result; + } + /** + * Informs the result that a test was completed. + */ + public void endTest(Test test) { + for (TestListener each : cloneListeners()) + each.endTest(test); + } + /** + * Gets the number of detected errors. + */ + public synchronized int errorCount() { + return fErrors.size(); + } + /** + * Returns an Enumeration for the errors + */ + public synchronized Enumeration<TestFailure> errors() { + return Collections.enumeration(fErrors); + } + + + /** + * Gets the number of detected failures. + */ + public synchronized int failureCount() { + return fFailures.size(); + } + /** + * Returns an Enumeration for the failures + */ + public synchronized Enumeration<TestFailure> failures() { + return Collections.enumeration(fFailures); + } + + /** + * Runs a TestCase. + */ + protected void run(final TestCase test) { + startTest(test); + Protectable p= new Protectable() { + public void protect() throws Throwable { + test.runBare(); + } + }; + runProtected(test, p); + + endTest(test); + } + /** + * Gets the number of run tests. + */ + public synchronized int runCount() { + return fRunTests; + } + /** + * Runs a TestCase. + */ + public void runProtected(final Test test, Protectable p) { + try { + p.protect(); + } + catch (AssertionFailedError e) { + addFailure(test, e); + } + catch (ThreadDeath e) { // don't catch ThreadDeath by accident + throw e; + } + catch (Throwable e) { + addError(test, e); + } + } + /** + * Checks whether the test run should stop + */ + public synchronized boolean shouldStop() { + return fStop; + } + /** + * Informs the result that a test will be started. + */ + public void startTest(Test test) { + final int count= test.countTestCases(); + synchronized(this) { + fRunTests+= count; + } + for (TestListener each : cloneListeners()) + each.startTest(test); + } + /** + * Marks that the test run should stop. + */ + public synchronized void stop() { + fStop= true; + } + /** + * Returns whether the entire test was successful or not. + */ + public synchronized boolean wasSuccessful() { + return failureCount() == 0 && errorCount() == 0; + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/TestSuite.java b/junit4/src/main/java/junit/framework/TestSuite.java new file mode 100644 index 0000000..336efd1 --- /dev/null +++ b/junit4/src/main/java/junit/framework/TestSuite.java @@ -0,0 +1,307 @@ +package junit.framework; + +import java.io.PrintWriter; +import java.io.StringWriter; +import java.lang.reflect.Constructor; +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; +import java.util.ArrayList; +import java.util.Enumeration; +import java.util.List; +import java.util.Vector; + +/** + * <p>A <code>TestSuite</code> is a <code>Composite</code> of Tests. + * It runs a collection of test cases. Here is an example using + * the dynamic test definition. + * <pre> + * TestSuite suite= new TestSuite(); + * suite.addTest(new MathTest("testAdd")); + * suite.addTest(new MathTest("testDivideByZero")); + * </pre> + * </p> + * + * <p>Alternatively, a TestSuite can extract the tests to be run automatically. + * To do so you pass the class of your TestCase class to the + * TestSuite constructor. + * <pre> + * TestSuite suite= new TestSuite(MathTest.class); + * </pre> + * </p> + * + * <p>This constructor creates a suite with all the methods + * starting with "test" that take no arguments.</p> + * + * <p>A final option is to do the same for a large array of test classes. + * <pre> + * Class[] testClasses = { MathTest.class, AnotherTest.class } + * TestSuite suite= new TestSuite(testClasses); + * </pre> + * </p> + * + * @see Test + */ +public class TestSuite implements Test { + + /** + * ...as the moon sets over the early morning Merlin, Oregon + * mountains, our intrepid adventurers type... + */ + static public Test createTest(Class<?> theClass, String name) { + Constructor<?> constructor; + try { + constructor= getTestConstructor(theClass); + } catch (NoSuchMethodException e) { + return warning("Class "+theClass.getName()+" has no public constructor TestCase(String name) or TestCase()"); + } + Object test; + try { + if (constructor.getParameterTypes().length == 0) { + test= constructor.newInstance(new Object[0]); + if (test instanceof TestCase) + ((TestCase) test).setName(name); + } else { + test= constructor.newInstance(new Object[]{name}); + } + } catch (InstantiationException e) { + return(warning("Cannot instantiate test case: "+name+" ("+exceptionToString(e)+")")); + } catch (InvocationTargetException e) { + return(warning("Exception in constructor: "+name+" ("+exceptionToString(e.getTargetException())+")")); + } catch (IllegalAccessException e) { + return(warning("Cannot access test case: "+name+" ("+exceptionToString(e)+")")); + } + return (Test) test; + } + + /** + * Gets a constructor which takes a single String as + * its argument or a no arg constructor. + */ + public static Constructor<?> getTestConstructor(Class<?> theClass) throws NoSuchMethodException { + try { + return theClass.getConstructor(String.class); + } catch (NoSuchMethodException e) { + // fall through + } + return theClass.getConstructor(new Class[0]); + } + + /** + * Returns a test which will fail and log a warning message. + */ + public static Test warning(final String message) { + return new TestCase("warning") { + @Override + protected void runTest() { + fail(message); + } + }; + } + + /** + * Converts the stack trace into a string + */ + private static String exceptionToString(Throwable t) { + StringWriter stringWriter= new StringWriter(); + PrintWriter writer= new PrintWriter(stringWriter); + t.printStackTrace(writer); + return stringWriter.toString(); + } + + private String fName; + + private Vector<Test> fTests= new Vector<Test>(10); // Cannot convert this to List because it is used directly by some test runners + + /** + * Constructs an empty TestSuite. + */ + public TestSuite() { + } + + /** + * Constructs a TestSuite from the given class. Adds all the methods + * starting with "test" as test cases to the suite. + * Parts of this method were written at 2337 meters in the Hueffihuette, + * Kanton Uri + */ + public TestSuite(final Class<?> theClass) { + addTestsFromTestCase(theClass); + } + + private void addTestsFromTestCase(final Class<?> theClass) { + fName= theClass.getName(); + try { + getTestConstructor(theClass); // Avoid generating multiple error messages + } catch (NoSuchMethodException e) { + addTest(warning("Class "+theClass.getName()+" has no public constructor TestCase(String name) or TestCase()")); + return; + } + + if (!Modifier.isPublic(theClass.getModifiers())) { + addTest(warning("Class "+theClass.getName()+" is not public")); + return; + } + + Class<?> superClass= theClass; + List<String> names= new ArrayList<String>(); + while (Test.class.isAssignableFrom(superClass)) { + for (Method each : superClass.getDeclaredMethods()) + addTestMethod(each, names, theClass); + superClass= superClass.getSuperclass(); + } + if (fTests.size() == 0) + addTest(warning("No tests found in "+theClass.getName())); + } + + /** + * Constructs a TestSuite from the given class with the given name. + * @see TestSuite#TestSuite(Class) + */ + public TestSuite(Class<? extends TestCase> theClass, String name) { + this(theClass); + setName(name); + } + + /** + * Constructs an empty TestSuite. + */ + public TestSuite(String name) { + setName(name); + } + + /** + * Constructs a TestSuite from the given array of classes. + * @param classes {@link TestCase}s + */ + public TestSuite (Class<?>... classes) { + for (Class<?> each : classes) + addTest(testCaseForClass(each)); + } + + private Test testCaseForClass(Class<?> each) { + if (TestCase.class.isAssignableFrom(each)) + return new TestSuite(each.asSubclass(TestCase.class)); + else + return warning(each.getCanonicalName() + " does not extend TestCase"); + } + + /** + * Constructs a TestSuite from the given array of classes with the given name. + * @see TestSuite#TestSuite(Class[]) + */ + public TestSuite(Class<? extends TestCase>[] classes, String name) { + this(classes); + setName(name); + } + + /** + * Adds a test to the suite. + */ + public void addTest(Test test) { + fTests.add(test); + } + + /** + * Adds the tests from the given class to the suite + */ + public void addTestSuite(Class<? extends TestCase> testClass) { + addTest(new TestSuite(testClass)); + } + + /** + * Counts the number of test cases that will be run by this test. + */ + public int countTestCases() { + int count= 0; + for (Test each : fTests) + count+= each.countTestCases(); + return count; + } + + /** + * Returns the name of the suite. Not all + * test suites have a name and this method + * can return null. + */ + public String getName() { + return fName; + } + + /** + * Runs the tests and collects their result in a TestResult. + */ + public void run(TestResult result) { + for (Test each : fTests) { + if (result.shouldStop() ) + break; + runTest(each, result); + } + } + + public void runTest(Test test, TestResult result) { + test.run(result); + } + + /** + * Sets the name of the suite. + * @param name the name to set + */ + public void setName(String name) { + fName= name; + } + + /** + * Returns the test at the given index + */ + public Test testAt(int index) { + return fTests.get(index); + } + + /** + * Returns the number of tests in this suite + */ + public int testCount() { + return fTests.size(); + } + + /** + * Returns the tests as an enumeration + */ + public Enumeration<Test> tests() { + return fTests.elements(); + } + + /** + */ + @Override + public String toString() { + if (getName() != null) + return getName(); + return super.toString(); + } + + private void addTestMethod(Method m, List<String> names, Class<?> theClass) { + String name= m.getName(); + if (names.contains(name)) + return; + if (! isPublicTestMethod(m)) { + if (isTestMethod(m)) + addTest(warning("Test method isn't public: "+ m.getName() + "(" + theClass.getCanonicalName() + ")")); + return; + } + names.add(name); + addTest(createTest(theClass, name)); + } + + private boolean isPublicTestMethod(Method m) { + return isTestMethod(m) && Modifier.isPublic(m.getModifiers()); + } + + private boolean isTestMethod(Method m) { + return + m.getParameterTypes().length == 0 && + m.getName().startsWith("test") && + m.getReturnType().equals(Void.TYPE); + } +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/framework/package-info.java b/junit4/src/main/java/junit/framework/package-info.java new file mode 100644 index 0000000..153a1c8 --- /dev/null +++ b/junit4/src/main/java/junit/framework/package-info.java @@ -0,0 +1,4 @@ +/** + * Provides JUnit v3.x core classes. + */ +package junit.framework;
\ No newline at end of file diff --git a/junit4/src/main/java/junit/runner/BaseTestRunner.java b/junit4/src/main/java/junit/runner/BaseTestRunner.java new file mode 100644 index 0000000..6a4b090 --- /dev/null +++ b/junit4/src/main/java/junit/runner/BaseTestRunner.java @@ -0,0 +1,318 @@ +package junit.runner; + +import java.io.BufferedReader; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.PrintWriter; +import java.io.StringReader; +import java.io.StringWriter; +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; +import java.text.NumberFormat; +import java.util.Properties; + +import junit.framework.AssertionFailedError; +import junit.framework.Test; +import junit.framework.TestListener; +import junit.framework.TestSuite; + +/** + * Base class for all test runners. + * This class was born live on stage in Sardinia during XP2000. + */ +public abstract class BaseTestRunner implements TestListener { + public static final String SUITE_METHODNAME= "suite"; + + private static Properties fPreferences; + static int fgMaxMessageLength= 500; + static boolean fgFilterStack= true; + boolean fLoading= true; + + /* + * Implementation of TestListener + */ + public synchronized void startTest(Test test) { + testStarted(test.toString()); + } + + protected static void setPreferences(Properties preferences) { + fPreferences= preferences; + } + + protected static Properties getPreferences() { + if (fPreferences == null) { + fPreferences= new Properties(); + fPreferences.put("loading", "true"); + fPreferences.put("filterstack", "true"); + readPreferences(); + } + return fPreferences; + } + + public static void savePreferences() throws IOException { + FileOutputStream fos= new FileOutputStream(getPreferencesFile()); + try { + getPreferences().store(fos, ""); + } finally { + fos.close(); + } + } + + public static void setPreference(String key, String value) { + getPreferences().put(key, value); + } + + public synchronized void endTest(Test test) { + testEnded(test.toString()); + } + + public synchronized void addError(final Test test, final Throwable t) { + testFailed(TestRunListener.STATUS_ERROR, test, t); + } + + public synchronized void addFailure(final Test test, final AssertionFailedError t) { + testFailed(TestRunListener.STATUS_FAILURE, test, t); + } + + // TestRunListener implementation + + public abstract void testStarted(String testName); + + public abstract void testEnded(String testName); + + public abstract void testFailed(int status, Test test, Throwable t); + + /** + * Returns the Test corresponding to the given suite. This is + * a template method, subclasses override runFailed(), clearStatus(). + */ + public Test getTest(String suiteClassName) { + if (suiteClassName.length() <= 0) { + clearStatus(); + return null; + } + Class<?> testClass= null; + try { + testClass= loadSuiteClass(suiteClassName); + } catch (ClassNotFoundException e) { + String clazz= e.getMessage(); + if (clazz == null) + clazz= suiteClassName; + runFailed("Class not found \""+clazz+"\""); + return null; + } catch(Exception e) { + runFailed("Error: "+e.toString()); + return null; + } + Method suiteMethod= null; + try { + suiteMethod= testClass.getMethod(SUITE_METHODNAME, new Class[0]); + } catch(Exception e) { + // try to extract a test suite automatically + clearStatus(); + return new TestSuite(testClass); + } + if (! Modifier.isStatic(suiteMethod.getModifiers())) { + runFailed("Suite() method must be static"); + return null; + } + Test test= null; + try { + test= (Test)suiteMethod.invoke(null, (Object[])new Class[0]); // static method + if (test == null) + return test; + } + catch (InvocationTargetException e) { + runFailed("Failed to invoke suite():" + e.getTargetException().toString()); + return null; + } + catch (IllegalAccessException e) { + runFailed("Failed to invoke suite():" + e.toString()); + return null; + } + + clearStatus(); + return test; + } + + /** + * Returns the formatted string of the elapsed time. + */ + public String elapsedTimeAsString(long runTime) { + return NumberFormat.getInstance().format((double)runTime/1000); + } + + /** + * Processes the command line arguments and + * returns the name of the suite class to run or null + */ + protected String processArguments(String[] args) { + String suiteName= null; + for (int i= 0; i < args.length; i++) { + if (args[i].equals("-noloading")) { + setLoading(false); + } else if (args[i].equals("-nofilterstack")) { + fgFilterStack= false; + } else if (args[i].equals("-c")) { + if (args.length > i+1) + suiteName= extractClassName(args[i+1]); + else + System.out.println("Missing Test class name"); + i++; + } else { + suiteName= args[i]; + } + } + return suiteName; + } + + /** + * Sets the loading behaviour of the test runner + */ + public void setLoading(boolean enable) { + fLoading= enable; + } + /** + * Extract the class name from a String in VA/Java style + */ + public String extractClassName(String className) { + if(className.startsWith("Default package for")) + return className.substring(className.lastIndexOf(".")+1); + return className; + } + + /** + * Truncates a String to the maximum length. + */ + public static String truncate(String s) { + if (fgMaxMessageLength != -1 && s.length() > fgMaxMessageLength) + s= s.substring(0, fgMaxMessageLength)+"..."; + return s; + } + + /** + * Override to define how to handle a failed loading of + * a test suite. + */ + protected abstract void runFailed(String message); + + /** + * Returns the loaded Class for a suite name. + */ + protected Class<?> loadSuiteClass(String suiteClassName) throws ClassNotFoundException { + return Class.forName(suiteClassName); + } + + /** + * Clears the status message. + */ + protected void clearStatus() { // Belongs in the GUI TestRunner class + } + + protected boolean useReloadingTestSuiteLoader() { + return getPreference("loading").equals("true") && fLoading; + } + + private static File getPreferencesFile() { + String home= System.getProperty("user.home"); + return new File(home, "junit.properties"); + } + + private static void readPreferences() { + InputStream is= null; + try { + is= new FileInputStream(getPreferencesFile()); + setPreferences(new Properties(getPreferences())); + getPreferences().load(is); + } catch (IOException e) { + try { + if (is != null) + is.close(); + } catch (IOException e1) { + } + } + } + + public static String getPreference(String key) { + return getPreferences().getProperty(key); + } + + public static int getPreference(String key, int dflt) { + String value= getPreference(key); + int intValue= dflt; + if (value == null) + return intValue; + try { + intValue= Integer.parseInt(value); + } catch (NumberFormatException ne) { + } + return intValue; + } + + /** + * Returns a filtered stack trace + */ + public static String getFilteredTrace(Throwable t) { + StringWriter stringWriter= new StringWriter(); + PrintWriter writer= new PrintWriter(stringWriter); + t.printStackTrace(writer); + StringBuffer buffer= stringWriter.getBuffer(); + String trace= buffer.toString(); + return BaseTestRunner.getFilteredTrace(trace); + } + + /** + * Filters stack frames from internal JUnit classes + */ + public static String getFilteredTrace(String stack) { + if (showStackRaw()) + return stack; + + StringWriter sw= new StringWriter(); + PrintWriter pw= new PrintWriter(sw); + StringReader sr= new StringReader(stack); + BufferedReader br= new BufferedReader(sr); + + String line; + try { + while ((line= br.readLine()) != null) { + if (!filterLine(line)) + pw.println(line); + } + } catch (Exception IOException) { + return stack; // return the stack unfiltered + } + return sw.toString(); + } + + protected static boolean showStackRaw() { + return !getPreference("filterstack").equals("true") || fgFilterStack == false; + } + + static boolean filterLine(String line) { + String[] patterns= new String[] { + "junit.framework.TestCase", + "junit.framework.TestResult", + "junit.framework.TestSuite", + "junit.framework.Assert.", // don't filter AssertionFailure + "junit.swingui.TestRunner", + "junit.awtui.TestRunner", + "junit.textui.TestRunner", + "java.lang.reflect.Method.invoke(" + }; + for (int i= 0; i < patterns.length; i++) { + if (line.indexOf(patterns[i]) > 0) + return true; + } + return false; + } + + static { + fgMaxMessageLength= getPreference("maxmessage", fgMaxMessageLength); + } + +} diff --git a/junit4/src/main/java/junit/runner/TestRunListener.java b/junit4/src/main/java/junit/runner/TestRunListener.java new file mode 100644 index 0000000..b11ef07 --- /dev/null +++ b/junit4/src/main/java/junit/runner/TestRunListener.java @@ -0,0 +1,19 @@ +package junit.runner; +/** + * A listener interface for observing the + * execution of a test run. Unlike TestListener, + * this interface using only primitive objects, + * making it suitable for remote test execution. + */ + public interface TestRunListener { + /* test status constants*/ + public static final int STATUS_ERROR= 1; + public static final int STATUS_FAILURE= 2; + + public void testRunStarted(String testSuiteName, int testCount); + public void testRunEnded(long elapsedTime); + public void testRunStopped(long elapsedTime); + public void testStarted(String testName); + public void testEnded(String testName); + public void testFailed(int status, String testName, String trace); +} diff --git a/junit4/src/main/java/junit/runner/Version.java b/junit4/src/main/java/junit/runner/Version.java new file mode 100644 index 0000000..21aabfa --- /dev/null +++ b/junit4/src/main/java/junit/runner/Version.java @@ -0,0 +1,18 @@ +package junit.runner; + +/** + * This class defines the current version of JUnit + */ +public class Version { + private Version() { + // don't instantiate + } + + public static String id() { + return "4.10-SNAPSHOT"; + } + + public static void main(String[] args) { + System.out.println(id()); + } +} diff --git a/junit4/src/main/java/junit/runner/Version.java.template b/junit4/src/main/java/junit/runner/Version.java.template new file mode 100644 index 0000000..3182cfd --- /dev/null +++ b/junit4/src/main/java/junit/runner/Version.java.template @@ -0,0 +1,18 @@ +package junit.runner; + +/** + * This class defines the current version of JUnit + */ +public class Version { + private Version() { + // don't instantiate + } + + public static String id() { + return "@version@"; + } + + public static void main(String[] args) { + System.out.println(id()); + } +} diff --git a/junit4/src/main/java/junit/runner/logo.gif b/junit4/src/main/java/junit/runner/logo.gif Binary files differnew file mode 100644 index 0000000..d0e1547 --- /dev/null +++ b/junit4/src/main/java/junit/runner/logo.gif diff --git a/junit4/src/main/java/junit/runner/package-info.java b/junit4/src/main/java/junit/runner/package-info.java new file mode 100644 index 0000000..b746185 --- /dev/null +++ b/junit4/src/main/java/junit/runner/package-info.java @@ -0,0 +1,4 @@ +/** + * Provides JUnit v3.x test runners. + */ +package junit.runner;
\ No newline at end of file diff --git a/junit4/src/main/java/junit/runner/smalllogo.gif b/junit4/src/main/java/junit/runner/smalllogo.gif Binary files differnew file mode 100644 index 0000000..7b25eaf --- /dev/null +++ b/junit4/src/main/java/junit/runner/smalllogo.gif diff --git a/junit4/src/main/java/junit/textui/ResultPrinter.java b/junit4/src/main/java/junit/textui/ResultPrinter.java new file mode 100644 index 0000000..f2f01f5 --- /dev/null +++ b/junit4/src/main/java/junit/textui/ResultPrinter.java @@ -0,0 +1,139 @@ + +package junit.textui; + +import java.io.PrintStream; +import java.text.NumberFormat; +import java.util.Enumeration; + +import junit.framework.AssertionFailedError; +import junit.framework.Test; +import junit.framework.TestFailure; +import junit.framework.TestListener; +import junit.framework.TestResult; +import junit.runner.BaseTestRunner; + +public class ResultPrinter implements TestListener { + PrintStream fWriter; + int fColumn= 0; + + public ResultPrinter(PrintStream writer) { + fWriter= writer; + } + + /* API for use by textui.TestRunner + */ + + synchronized void print(TestResult result, long runTime) { + printHeader(runTime); + printErrors(result); + printFailures(result); + printFooter(result); + } + + void printWaitPrompt() { + getWriter().println(); + getWriter().println("<RETURN> to continue"); + } + + /* Internal methods + */ + + protected void printHeader(long runTime) { + getWriter().println(); + getWriter().println("Time: "+elapsedTimeAsString(runTime)); + } + + protected void printErrors(TestResult result) { + printDefects(result.errors(), result.errorCount(), "error"); + } + + protected void printFailures(TestResult result) { + printDefects(result.failures(), result.failureCount(), "failure"); + } + + protected void printDefects(Enumeration<TestFailure> booBoos, int count, String type) { + if (count == 0) return; + if (count == 1) + getWriter().println("There was " + count + " " + type + ":"); + else + getWriter().println("There were " + count + " " + type + "s:"); + for (int i= 1; booBoos.hasMoreElements(); i++) { + printDefect(booBoos.nextElement(), i); + } + } + + public void printDefect(TestFailure booBoo, int count) { // only public for testing purposes + printDefectHeader(booBoo, count); + printDefectTrace(booBoo); + } + + protected void printDefectHeader(TestFailure booBoo, int count) { + // I feel like making this a println, then adding a line giving the throwable a chance to print something + // before we get to the stack trace. + getWriter().print(count + ") " + booBoo.failedTest()); + } + + protected void printDefectTrace(TestFailure booBoo) { + getWriter().print(BaseTestRunner.getFilteredTrace(booBoo.trace())); + } + + protected void printFooter(TestResult result) { + if (result.wasSuccessful()) { + getWriter().println(); + getWriter().print("OK"); + getWriter().println (" (" + result.runCount() + " test" + (result.runCount() == 1 ? "": "s") + ")"); + + } else { + getWriter().println(); + getWriter().println("FAILURES!!!"); + getWriter().println("Tests run: "+result.runCount()+ + ", Failures: "+result.failureCount()+ + ", Errors: "+result.errorCount()); + } + getWriter().println(); + } + + + /** + * Returns the formatted string of the elapsed time. + * Duplicated from BaseTestRunner. Fix it. + */ + protected String elapsedTimeAsString(long runTime) { + return NumberFormat.getInstance().format((double)runTime/1000); + } + + public PrintStream getWriter() { + return fWriter; + } + /** + * @see junit.framework.TestListener#addError(Test, Throwable) + */ + public void addError(Test test, Throwable t) { + getWriter().print("E"); + } + + /** + * @see junit.framework.TestListener#addFailure(Test, AssertionFailedError) + */ + public void addFailure(Test test, AssertionFailedError t) { + getWriter().print("F"); + } + + /** + * @see junit.framework.TestListener#endTest(Test) + */ + public void endTest(Test test) { + } + + /** + * @see junit.framework.TestListener#startTest(Test) + */ + public void startTest(Test test) { + getWriter().print("."); + if (fColumn++ >= 40) { + getWriter().println(); + fColumn= 0; + } + } + +} diff --git a/junit4/src/main/java/junit/textui/TestRunner.java b/junit4/src/main/java/junit/textui/TestRunner.java new file mode 100644 index 0000000..046448e --- /dev/null +++ b/junit4/src/main/java/junit/textui/TestRunner.java @@ -0,0 +1,203 @@ +package junit.textui; + + +import java.io.PrintStream; + +import junit.framework.Test; +import junit.framework.TestCase; +import junit.framework.TestResult; +import junit.framework.TestSuite; +import junit.runner.BaseTestRunner; +import junit.runner.Version; + +/** + * A command line based tool to run tests. + * <pre> + * java junit.textui.TestRunner [-wait] TestCaseClass + * </pre> + * + * <p>TestRunner expects the name of a TestCase class as argument. + * If this class defines a static <code>suite</code> method it + * will be invoked and the returned test is run. Otherwise all + * the methods starting with "test" having no arguments are run.</p> + * + * <p> When the wait command line argument is given TestRunner + * waits until the users types RETURN.</p> + * + * <p>TestRunner prints a trace as the tests are executed followed by a + * summary at the end.</p> + */ +public class TestRunner extends BaseTestRunner { + private ResultPrinter fPrinter; + + public static final int SUCCESS_EXIT= 0; + public static final int FAILURE_EXIT= 1; + public static final int EXCEPTION_EXIT= 2; + + /** + * Constructs a TestRunner. + */ + public TestRunner() { + this(System.out); + } + + /** + * Constructs a TestRunner using the given stream for all the output + */ + public TestRunner(PrintStream writer) { + this(new ResultPrinter(writer)); + } + + /** + * Constructs a TestRunner using the given ResultPrinter all the output + */ + public TestRunner(ResultPrinter printer) { + fPrinter= printer; + } + + /** + * Runs a suite extracted from a TestCase subclass. + */ + static public void run(Class<? extends TestCase> testClass) { + run(new TestSuite(testClass)); + } + + /** + * Runs a single test and collects its results. + * This method can be used to start a test run + * from your program. + * <pre> + * public static void main (String[] args) { + * test.textui.TestRunner.run(suite()); + * } + * </pre> + */ + static public TestResult run(Test test) { + TestRunner runner= new TestRunner(); + return runner.doRun(test); + } + + /** + * Runs a single test and waits until the user + * types RETURN. + */ + static public void runAndWait(Test suite) { + TestRunner aTestRunner= new TestRunner(); + aTestRunner.doRun(suite, true); + } + + @Override + public void testFailed(int status, Test test, Throwable t) { + } + + @Override + public void testStarted(String testName) { + } + + @Override + public void testEnded(String testName) { + } + + /** + * Creates the TestResult to be used for the test run. + */ + protected TestResult createTestResult() { + return new TestResult(); + } + + public TestResult doRun(Test test) { + return doRun(test, false); + } + + public TestResult doRun(Test suite, boolean wait) { + TestResult result= createTestResult(); + result.addListener(fPrinter); + long startTime= System.currentTimeMillis(); + suite.run(result); + long endTime= System.currentTimeMillis(); + long runTime= endTime-startTime; + fPrinter.print(result, runTime); + + pause(wait); + return result; + } + + protected void pause(boolean wait) { + if (!wait) return; + fPrinter.printWaitPrompt(); + try { + System.in.read(); + } + catch(Exception e) { + } + } + + public static void main(String args[]) { + TestRunner aTestRunner= new TestRunner(); + try { + TestResult r= aTestRunner.start(args); + if (!r.wasSuccessful()) + System.exit(FAILURE_EXIT); + System.exit(SUCCESS_EXIT); + } catch(Exception e) { + System.err.println(e.getMessage()); + System.exit(EXCEPTION_EXIT); + } + } + + /** + * Starts a test run. Analyzes the command line arguments and runs the given + * test suite. + */ + public TestResult start(String args[]) throws Exception { + String testCase= ""; + String method= ""; + boolean wait= false; + + for (int i= 0; i < args.length; i++) { + if (args[i].equals("-wait")) + wait= true; + else if (args[i].equals("-c")) + testCase= extractClassName(args[++i]); + else if (args[i].equals("-m")) { + String arg= args[++i]; + int lastIndex= arg.lastIndexOf('.'); + testCase= arg.substring(0, lastIndex); + method= arg.substring(lastIndex + 1); + } else if (args[i].equals("-v")) + System.err.println("JUnit " + Version.id() + " by Kent Beck and Erich Gamma"); + else + testCase= args[i]; + } + + if (testCase.equals("")) + throw new Exception("Usage: TestRunner [-wait] testCaseName, where name is the name of the TestCase class"); + + try { + if (!method.equals("")) + return runSingleMethod(testCase, method, wait); + Test suite= getTest(testCase); + return doRun(suite, wait); + } catch (Exception e) { + throw new Exception("Could not create and run test suite: " + e); + } + } + + protected TestResult runSingleMethod(String testCase, String method, boolean wait) throws Exception { + Class<? extends TestCase> testClass= loadSuiteClass(testCase).asSubclass(TestCase.class); + Test test= TestSuite.createTest(testClass, method); + return doRun(test, wait); + } + + @Override + protected void runFailed(String message) { + System.err.println(message); + System.exit(FAILURE_EXIT); + } + + public void setPrinter(ResultPrinter printer) { + fPrinter= printer; + } + + +}
\ No newline at end of file diff --git a/junit4/src/main/java/junit/textui/package-info.java b/junit4/src/main/java/junit/textui/package-info.java new file mode 100644 index 0000000..2aa5176 --- /dev/null +++ b/junit4/src/main/java/junit/textui/package-info.java @@ -0,0 +1,4 @@ +/** + * Provides JUnit v3.x command line based tool to run tests. + */ +package junit.textui;
\ No newline at end of file |
