JUnitTaskMirrorImpl


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7    *  the License.  You may obtain a copy of the License at
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9    *      http://www.apache.org/licenses/LICENSE-2.0
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11   *  Unless required by applicable law or agreed to in writing, software
12   *  distributed under the License is distributed on an "AS IS" BASIS,
13   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   *
17   */
18  
19  package org.apache.tools.ant.taskdefs.optional.junit;
20  
21  import java.io.OutputStream  ;
22  import junit.framework.AssertionFailedError;
23  import junit.framework.TestCase;
24  import junit.framework.TestResult;
25  import org.apache.tools.ant.AntClassLoader;
26  
27  /**
28   * Implementation of the part of the junit task which can directly refer to junit.* classes.
29   * Public only to permit use of reflection; do not use directly.
30   * @see JUnitTaskMirror
31   * @see "bug #38799"
32   * @since 1.7
33   */
34  public final class JUnitTaskMirrorImpl implements JUnitTaskMirror {
35  
36      private final JUnitTask task;
37  
38      /**
39       * Constructor.
40       * @param task the junittask that uses this mirror.
41       */
42      public JUnitTaskMirrorImpl(JUnitTask task) {
43          this.task = task;
44      }
45  
46      /** {@inheritDoc}. */
47      public void addVmExit(JUnitTest test, JUnitTaskMirror.JUnitResultFormatterMirror aFormatter,
48              OutputStream   out, String   message, String   testCase) {
49          JUnitResultFormatter formatter = (JUnitResultFormatter) aFormatter;
50          formatter.setOutput(out);
51          formatter.startTestSuite(test);
52          //the trick to integrating test output to the formatter, is to
53          //create a special test class that asserts an error
54          //and tell the formatter that it raised.
55          TestCase t = new VmExitErrorTest(message, test, testCase);
56          formatter.startTest(t);
57          formatter.addError(t, new AssertionFailedError(message));
58          formatter.endTestSuite(test);
59      }
60  
61      /** {@inheritDoc}. */
62      public JUnitTaskMirror.JUnitTestRunnerMirror newJUnitTestRunner(JUnitTest test,
63              boolean haltOnError, boolean filterTrace, boolean haltOnFailure,
64              boolean showOutput, boolean logTestListenerEvents, AntClassLoader classLoader) {
65          return new JUnitTestRunner(test, haltOnError, filterTrace, haltOnFailure,
66                  showOutput, logTestListenerEvents, classLoader);
67      }
68  
69      /** {@inheritDoc}. */
70      public JUnitTaskMirror.SummaryJUnitResultFormatterMirror newSummaryJUnitResultFormatter() {
71          return new SummaryJUnitResultFormatter();
72      }
73  
74      static class VmExitErrorTest extends TestCase {
75  
76          private String   message;
77          private JUnitTest test;
78          private String   testCase;
79  
80          VmExitErrorTest(String   aMessage, JUnitTest anOriginalTest, String   aTestCase) {
81              message = aMessage;
82              test = anOriginalTest;
83              testCase = aTestCase;
84          }
85  
86          public int countTestCases() {
87              return 1;
88          }
89  
90          public void run(TestResult r) {
91              throw new AssertionFailedError(message);
92          }
93  
94          public String   getName() {
95              return testCase;
96          }
97  
98          String   getClassName() {
99              return test.getName();
100         }
101 
102         public String   toString() {
103             return test.getName() + ":" + testCase;
104         }
105     }
106 }
107
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