/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.apache.tools.ant.taskdefs.optional.junit;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStream;
import java.io.StringWriter;
import java.text.NumberFormat;
import junit.framework.AssertionFailedError;
import junit.framework.Test;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.util.FileUtils;
import org.apache.tools.ant.util.StringUtils;
/**
* Prints plain text output of the test to a specified Writer.
* Inspired by the PlainJUnitResultFormatter.
*
* @see FormatterElement
* @see PlainJUnitResultFormatter
*/
public class BriefJUnitResultFormatter implements JUnitResultFormatter, IgnoredTestListener {
private static final double ONE_SECOND = 1000.0;
/**
* Where to write the log to.
*/
private OutputStream out;
/**
* Used for writing the results.
*/
private BufferedWriter output;
/**
* Used as part of formatting the results.
*/
private StringWriter results;
/**
* Used for writing formatted results to.
*/
private BufferedWriter resultWriter;
/**
* Formatter for timings.
*/
private NumberFormat numberFormat = NumberFormat.getInstance();
/**
* Output suite has written to System.out
*/
private String systemOutput = null;
/**
* Output suite has written to System.err
*/
private String systemError = null;
/**
* Constructor for BriefJUnitResultFormatter.
*/
public BriefJUnitResultFormatter() {
results = new StringWriter();
resultWriter = new BufferedWriter(results);
}
/**
* Sets the stream the formatter is supposed to write its results to.
* @param out the output stream to write to
*/
@Override
public void setOutput(OutputStream out) {
this.out = out;
output = new BufferedWriter(new java.io.OutputStreamWriter(out));
}
/**
* @see JUnitResultFormatter#setSystemOutput(String)
*/
/** {@inheritDoc}. */
@Override
public void setSystemOutput(String out) {
systemOutput = out;
}
/**
* @see JUnitResultFormatter#setSystemError(String)
*/
/** {@inheritDoc}. */
@Override
public void setSystemError(String err) {
systemError = err;
}
/**
* The whole testsuite started.
* @param suite the test suite
*/
@Override
public void startTestSuite(JUnitTest suite) {
if (output == null) {
return; // Quick return - no output do nothing.
}
try {
output
.write(new StringBuilder("Testsuite: ").append(suite.getName())
.append(StringUtils.LINE_SEP).toString());
output.flush();
} catch (IOException ex) {
throw new BuildException(ex);
}
}
/**
* The whole testsuite ended.
* @param suite the test suite
*/
@Override
public void endTestSuite(JUnitTest suite) {
StringBuilder sb = new StringBuilder("Tests run: ");
sb.append(suite.runCount());
sb.append(", Failures: ");
sb.append(suite.failureCount());
sb.append(", Errors: ");
sb.append(suite.errorCount());
sb.append(", Skipped: ");
sb.append(suite.skipCount());
sb.append(", Time elapsed: ");
sb.append(numberFormat.format(suite.getRunTime() / ONE_SECOND));
sb.append(" sec");
sb.append(StringUtils.LINE_SEP);
sb.append(StringUtils.LINE_SEP);
// append the err and output streams to the log
if (systemOutput != null && systemOutput.length() > 0) {
sb.append("------------- Standard Output ---------------")
.append(StringUtils.LINE_SEP)
.append(systemOutput)
.append("------------- ---------------- ---------------")
.append(StringUtils.LINE_SEP);
}
if (systemError != null && systemError.length() > 0) {
sb.append("------------- Standard Error -----------------")
.append(StringUtils.LINE_SEP)
.append(systemError)
.append("------------- ---------------- ---------------")
.append(StringUtils.LINE_SEP);
}
if (output != null) {
try {
output.write(sb.toString());
resultWriter.close();
output.write(results.toString());
} catch (IOException ex) {
throw new BuildException(ex);
} finally {
try {
output.flush();
} catch (IOException ex) {
// swallow, there has likely been an exception before this
}
if (out != System.out && out != System.err) {
FileUtils.close(out);
}
}
}
}
/**
* A test started.
* @param test a test
*/
@Override
public void startTest(Test test) {
}
/**
* A test ended.
* @param test a test
*/
@Override
public void endTest(Test test) {
}
/**
* Interface TestListener for JUnit <= 3.4.
*
* <p>A Test failed.
* @param test a test
* @param t the exception thrown by the test
*/
public void addFailure(Test test, Throwable t) {
formatError("\tFAILED", test, t);
}
/**
* Interface TestListener for JUnit > 3.4.
*
* <p>A Test failed.
* @param test a test
* @param t the assertion failed by the test
*/
@Override
public void addFailure(Test test, AssertionFailedError t) {
addFailure(test, (Throwable) t);
}
/**
* A test caused an error.
* @param test a test
* @param error the error thrown by the test
*/
@Override
public void addError(Test test, Throwable error) {
formatError("\tCaused an ERROR", test, error);
}
/**
* Format the test for printing..
* @param test a test
* @return the formatted testname
*/
protected String formatTest(Test test) {
if (test == null) {
return "Null Test: ";
}
return "Testcase: " + test.toString() + ":";
}
/**
* Format an error and print it.
* @param type the type of error
* @param test the test that failed
* @param error the exception that the test threw
*/
protected synchronized void formatError(String type, Test test,
Throwable error) {
if (test != null) {
endTest(test);
}
try {
resultWriter.write(formatTest(test) + type);
resultWriter.newLine();
resultWriter.write(String.valueOf(error.getMessage()));
resultWriter.newLine();
String strace = JUnitTestRunner.getFilteredTrace(error);
resultWriter.write(strace);
resultWriter.newLine();
resultWriter.newLine();
} catch (IOException ex) {
throw new BuildException(ex);
}
}
@Override
public void testIgnored(Test test) {
formatSkip(test, JUnitVersionHelper.getIgnoreMessage(test));
}
public void formatSkip(Test test, String message) {
if (test != null) {
endTest(test);
}
try {
resultWriter.write(formatTest(test) + "SKIPPED");
if (message != null) {
resultWriter.write(": ");
resultWriter.write(message);
}
resultWriter.newLine();
} catch (IOException ex) {
throw new BuildException(ex);
}
}
@Override
public void testAssumptionFailure(Test test, Throwable cause) {
formatSkip(test, cause.getMessage());
}
}