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 @Override
107 public Iterable<Class<?>> getSuites()
108 {
109 testsToRun = scanClassPath();
110 return testsToRun;
111 }
112
113 private boolean isSingleThreaded()
114 {
115 return jUnitCoreParameters.isNoThreading();
116 }
117
118 @Override
119 public RunResult invoke( Object forkTestSet )
120 throws TestSetFailedException
121 {
122 final ReporterFactory reporterFactory = providerParameters.getReporterFactory();
123
124 final ConsoleStream consoleStream = providerParameters.getConsoleLogger();
125
126 Filter filter = jUnit48Reflector.isJUnit48Available() ? createJUnit48Filter() : null;
127
128 Notifier notifier =
129 new Notifier( createRunListener( reporterFactory, consoleStream ), getSkipAfterFailureCount() );
130
131
132 if ( testsToRun == null )
133 {
134 setTestsToRun( forkTestSet );
135 }
136
137
138 JUnitTestFailureListener testFailureListener = new JUnitTestFailureListener();
139 notifier.addListener( testFailureListener );
140
141 if ( isFailFast() && commandsReader != null )
142 {
143 registerPleaseStopJUnitListener( notifier );
144 }
145
146 final RunResult runResult;
147
148 try
149 {
150 JUnitCoreWrapper core = new JUnitCoreWrapper( notifier, jUnitCoreParameters, consoleStream );
151
152 if ( commandsReader != null )
153 {
154 registerShutdownListener( testsToRun );
155 commandsReader.awaitStarted();
156 }
157
158 notifier.asFailFast( isFailFast() );
159 core.execute( testsToRun, createCustomListeners( customRunListeners ), filter );
160 notifier.asFailFast( false );
161
162
163 if ( isRerunFailingTests() )
164 {
165 Notifier rerunNotifier = pureNotifier();
166 notifier.copyListenersTo( rerunNotifier );
167 JUnitCoreWrapper rerunCore = new JUnitCoreWrapper( rerunNotifier, jUnitCoreParameters, consoleStream );
168 for ( int i = 0; i < rerunFailingTestsCount && !testFailureListener.getAllFailures().isEmpty(); i++ )
169 {
170 List<Failure> failures = testFailureListener.getAllFailures();
171 Map<Class<?>, Set<String>> failingTests = generateFailingTests( failures, testClassLoader );
172 testFailureListener.reset();
173 FilterFactory filterFactory = new FilterFactory( testClassLoader );
174 Filter failingMethodsFilter = filterFactory.createFailingMethodFilter( failingTests );
175 rerunCore.execute( testsToRun, failingMethodsFilter );
176 }
177 }
178 }
179 finally
180 {
181 runResult = reporterFactory.close();
182 notifier.removeListeners();
183 }
184 return runResult;
185 }
186
187 private void setTestsToRun( Object forkTestSet )
188 throws TestSetFailedException
189 {
190 if ( forkTestSet instanceof TestsToRun )
191 {
192 testsToRun = (TestsToRun) forkTestSet;
193 }
194 else if ( forkTestSet instanceof Class )
195 {
196 Class<?> theClass = (Class<?>) forkTestSet;
197 testsToRun = fromClass( theClass );
198 }
199 else
200 {
201 testsToRun = scanClassPath();
202 }
203 }
204
205 private boolean isRerunFailingTests()
206 {
207 return rerunFailingTestsCount > 0;
208 }
209
210 private boolean isFailFast()
211 {
212 return providerParameters.getSkipAfterFailureCount() > 0;
213 }
214
215 private int getSkipAfterFailureCount()
216 {
217 return isFailFast() ? providerParameters.getSkipAfterFailureCount() : 0;
218 }
219
220 private void registerShutdownListener( final TestsToRun testsToRun )
221 {
222 commandsReader.addShutdownListener( new CommandListener()
223 {
224 @Override
225 public void update( Command command )
226 {
227 testsToRun.markTestSetFinished();
228 }
229 } );
230 }
231
232 private void registerPleaseStopJUnitListener( final Notifier stoppable )
233 {
234 commandsReader.addSkipNextTestsListener( new CommandListener()
235 {
236 @Override
237 public void update( Command command )
238 {
239 stoppable.pleaseStop();
240 }
241 } );
242 }
243
244 private JUnit4RunListener createRunListener( ReporterFactory reporterFactory, ConsoleStream consoleStream )
245 throws TestSetFailedException
246 {
247 if ( isSingleThreaded() )
248 {
249 NonConcurrentRunListener rm = new NonConcurrentRunListener( reporterFactory.createReporter() );
250 startCapture( rm );
251 return rm;
252 }
253 else
254 {
255 final Map<String, TestSet> testSetMap = new ConcurrentHashMap<String, TestSet>();
256
257 ConcurrentRunListener listener = createInstance( testSetMap, reporterFactory, isParallelTypes(),
258 isParallelMethodsAndTypes(), consoleStream );
259 startCapture( listener );
260
261 return new JUnitCoreRunListener( listener, testSetMap );
262 }
263 }
264
265 private boolean isParallelMethodsAndTypes()
266 {
267 return jUnitCoreParameters.isParallelMethods() && isParallelTypes();
268 }
269
270 private boolean isParallelTypes()
271 {
272 return jUnitCoreParameters.isParallelClasses() || jUnitCoreParameters.isParallelSuites();
273 }
274
275 private Filter createJUnit48Filter()
276 {
277 final FilterFactory factory = new FilterFactory( testClassLoader );
278 Map<String, String> props = providerParameters.getProviderProperties();
279 Filter groupFilter = factory.canCreateGroupFilter( props ) ? factory.createGroupFilter( props ) : null;
280 TestListResolver methodFilter = optionallyWildcardFilter( testResolver );
281 boolean onlyGroups = methodFilter.isEmpty() || methodFilter.isWildcard();
282 if ( onlyGroups )
283 {
284 return groupFilter;
285 }
286 else
287 {
288 Filter jUnitMethodFilter = factory.createMethodFilter( methodFilter );
289 return groupFilter == null ? jUnitMethodFilter : factory.and( groupFilter, jUnitMethodFilter );
290 }
291 }
292
293 private TestsToRun scanClassPath()
294 {
295 TestsToRun scanned = scanResult.applyFilter( scannerFilter, testClassLoader );
296 return runOrderCalculator.orderTestClasses( scanned );
297 }
298 }