1 package org.apache.maven.surefire.junitcore;
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22 import org.apache.maven.surefire.booter.Command;
23 import org.apache.maven.surefire.booter.CommandListener;
24 import org.apache.maven.surefire.booter.CommandReader;
25 import org.apache.maven.surefire.common.junit4.JUnit4RunListener;
26 import org.apache.maven.surefire.common.junit4.JUnitTestFailureListener;
27 import org.apache.maven.surefire.common.junit4.Notifier;
28 import org.apache.maven.surefire.common.junit48.FilterFactory;
29 import org.apache.maven.surefire.common.junit48.JUnit48Reflector;
30 import org.apache.maven.surefire.common.junit48.JUnit48TestChecker;
31 import org.apache.maven.surefire.providerapi.AbstractProvider;
32 import org.apache.maven.surefire.providerapi.ProviderParameters;
33 import org.apache.maven.surefire.report.ConsoleStream;
34 import org.apache.maven.surefire.report.ReporterFactory;
35 import org.apache.maven.surefire.suite.RunResult;
36 import org.apache.maven.surefire.testset.TestListResolver;
37 import org.apache.maven.surefire.testset.TestSetFailedException;
38 import org.apache.maven.surefire.util.RunOrderCalculator;
39 import org.apache.maven.surefire.util.ScanResult;
40 import org.apache.maven.surefire.util.ScannerFilter;
41 import org.apache.maven.surefire.util.TestsToRun;
42 import org.junit.runner.manipulation.Filter;
43 import org.junit.runner.notification.Failure;
44
45 import java.util.List;
46 import java.util.Map;
47 import java.util.Set;
48 import java.util.concurrent.ConcurrentHashMap;
49
50 import static org.apache.maven.surefire.booter.CommandReader.getReader;
51 import static org.apache.maven.surefire.common.junit4.JUnit4ProviderUtil.generateFailingTests;
52 import static org.apache.maven.surefire.common.junit4.JUnit4RunListenerFactory.createCustomListeners;
53 import static org.apache.maven.surefire.common.junit4.Notifier.pureNotifier;
54 import static org.apache.maven.surefire.junitcore.ConcurrentRunListener.createInstance;
55 import static org.apache.maven.surefire.report.ConsoleOutputCapture.startCapture;
56 import static org.apache.maven.surefire.testset.TestListResolver.optionallyWildcardFilter;
57 import static org.apache.maven.surefire.util.TestsToRun.fromClass;
58
59
60
61
62 @SuppressWarnings( { "UnusedDeclaration" } )
63 public class JUnitCoreProvider
64 extends AbstractProvider
65 {
66 private final ClassLoader testClassLoader;
67
68 private final JUnitCoreParameters jUnitCoreParameters;
69
70 private final ScannerFilter scannerFilter;
71
72 private final String customRunListeners;
73
74 private final ProviderParameters providerParameters;
75
76 private final ScanResult scanResult;
77
78 private final int rerunFailingTestsCount;
79
80 private final JUnit48Reflector jUnit48Reflector;
81
82 private final RunOrderCalculator runOrderCalculator;
83
84 private final TestListResolver testResolver;
85
86 private final CommandReader commandsReader;
87
88 private TestsToRun testsToRun;
89
90 public JUnitCoreProvider( ProviderParameters bootParams )
91 {
92
93 commandsReader = bootParams.isInsideFork() ? getReader().setShutdown( bootParams.getShutdown() ) : null;
94 providerParameters = bootParams;
95 testClassLoader = bootParams.getTestClassLoader();
96 scanResult = bootParams.getScanResult();
97 runOrderCalculator = bootParams.getRunOrderCalculator();
98 jUnitCoreParameters = new JUnitCoreParameters( bootParams.getProviderProperties() );
99 scannerFilter = new JUnit48TestChecker( testClassLoader );
100 testResolver = bootParams.getTestRequest().getTestListResolver();
101 rerunFailingTestsCount = bootParams.getTestRequest().getRerunFailingTestsCount();
102 customRunListeners = bootParams.getProviderProperties().get( "listener" );
103 jUnit48Reflector = new JUnit48Reflector( testClassLoader );
104 }
105
106 public Iterable<Class<?>> getSuites()
107 {
108 testsToRun = scanClassPath();
109 return testsToRun;
110 }
111
112 private boolean isSingleThreaded()
113 {
114 return jUnitCoreParameters.isNoThreading();
115 }
116
117 public RunResult invoke( Object forkTestSet )
118 throws TestSetFailedException
119 {
120 final ReporterFactory reporterFactory = providerParameters.getReporterFactory();
121
122 final ConsoleStream consoleStream = providerParameters.getConsoleLogger();
123
124 Filter filter = jUnit48Reflector.isJUnit48Available() ? createJUnit48Filter() : null;
125
126 Notifier notifier =
127 new Notifier( createRunListener( reporterFactory, consoleStream ), getSkipAfterFailureCount() );
128
129
130 if ( testsToRun == null )
131 {
132 setTestsToRun( forkTestSet );
133 }
134
135
136 JUnitTestFailureListener testFailureListener = new JUnitTestFailureListener();
137 notifier.addListener( testFailureListener );
138
139 if ( isFailFast() && commandsReader != null )
140 {
141 registerPleaseStopJUnitListener( notifier );
142 }
143
144 final RunResult runResult;
145
146 try
147 {
148 JUnitCoreWrapper core = new JUnitCoreWrapper( notifier, jUnitCoreParameters, consoleStream );
149
150 if ( commandsReader != null )
151 {
152 registerShutdownListener( testsToRun );
153 commandsReader.awaitStarted();
154 }
155
156 notifier.asFailFast( isFailFast() );
157 core.execute( testsToRun, createCustomListeners( customRunListeners ), filter );
158 notifier.asFailFast( false );
159
160
161 if ( isRerunFailingTests() )
162 {
163 Notifier rerunNotifier = pureNotifier();
164 notifier.copyListenersTo( rerunNotifier );
165 JUnitCoreWrapper rerunCore = new JUnitCoreWrapper( rerunNotifier, jUnitCoreParameters, consoleStream );
166 for ( int i = 0; i < rerunFailingTestsCount && !testFailureListener.getAllFailures().isEmpty(); i++ )
167 {
168 List<Failure> failures = testFailureListener.getAllFailures();
169 Map<Class<?>, Set<String>> failingTests = generateFailingTests( failures, testClassLoader );
170 testFailureListener.reset();
171 FilterFactory filterFactory = new FilterFactory( testClassLoader );
172 Filter failingMethodsFilter = filterFactory.createFailingMethodFilter( failingTests );
173 rerunCore.execute( testsToRun, failingMethodsFilter );
174 }
175 }
176 }
177 finally
178 {
179 runResult = reporterFactory.close();
180 notifier.removeListeners();
181 }
182 return runResult;
183 }
184
185 private void setTestsToRun( Object forkTestSet )
186 throws TestSetFailedException
187 {
188 if ( forkTestSet instanceof TestsToRun )
189 {
190 testsToRun = (TestsToRun) forkTestSet;
191 }
192 else if ( forkTestSet instanceof Class )
193 {
194 Class<?> theClass = (Class<?>) forkTestSet;
195 testsToRun = fromClass( theClass );
196 }
197 else
198 {
199 testsToRun = scanClassPath();
200 }
201 }
202
203 private boolean isRerunFailingTests()
204 {
205 return rerunFailingTestsCount > 0;
206 }
207
208 private boolean isFailFast()
209 {
210 return providerParameters.getSkipAfterFailureCount() > 0;
211 }
212
213 private int getSkipAfterFailureCount()
214 {
215 return isFailFast() ? providerParameters.getSkipAfterFailureCount() : 0;
216 }
217
218 private void registerShutdownListener( final TestsToRun testsToRun )
219 {
220 commandsReader.addShutdownListener( new CommandListener()
221 {
222 public void update( Command command )
223 {
224 testsToRun.markTestSetFinished();
225 }
226 } );
227 }
228
229 private void registerPleaseStopJUnitListener( final Notifier stoppable )
230 {
231 commandsReader.addSkipNextTestsListener( new CommandListener()
232 {
233 public void update( Command command )
234 {
235 stoppable.pleaseStop();
236 }
237 } );
238 }
239
240 private JUnit4RunListener createRunListener( ReporterFactory reporterFactory, ConsoleStream consoleStream )
241 throws TestSetFailedException
242 {
243 if ( isSingleThreaded() )
244 {
245 NonConcurrentRunListener rm = new NonConcurrentRunListener( reporterFactory.createReporter() );
246 startCapture( rm );
247 return rm;
248 }
249 else
250 {
251 final Map<String, TestSet> testSetMap = new ConcurrentHashMap<String, TestSet>();
252
253 ConcurrentRunListener listener = createInstance( testSetMap, reporterFactory, isParallelTypes(),
254 isParallelMethodsAndTypes(), consoleStream );
255 startCapture( listener );
256
257 return new JUnitCoreRunListener( listener, testSetMap );
258 }
259 }
260
261 private boolean isParallelMethodsAndTypes()
262 {
263 return jUnitCoreParameters.isParallelMethods() && isParallelTypes();
264 }
265
266 private boolean isParallelTypes()
267 {
268 return jUnitCoreParameters.isParallelClasses() || jUnitCoreParameters.isParallelSuites();
269 }
270
271 private Filter createJUnit48Filter()
272 {
273 final FilterFactory factory = new FilterFactory( testClassLoader );
274 Map<String, String> props = providerParameters.getProviderProperties();
275 Filter groupFilter = factory.canCreateGroupFilter( props ) ? factory.createGroupFilter( props ) : null;
276 TestListResolver methodFilter = optionallyWildcardFilter( testResolver );
277 boolean onlyGroups = methodFilter.isEmpty() || methodFilter.isWildcard();
278 if ( onlyGroups )
279 {
280 return groupFilter;
281 }
282 else
283 {
284 Filter jUnitMethodFilter = factory.createMethodFilter( methodFilter );
285 return groupFilter == null ? jUnitMethodFilter : factory.and( groupFilter, jUnitMethodFilter );
286 }
287 }
288
289 private TestsToRun scanClassPath()
290 {
291 TestsToRun scanned = scanResult.applyFilter( scannerFilter, testClassLoader );
292 return runOrderCalculator.orderTestClasses( scanned );
293 }
294 }