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/*
*
* 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.qpid.junit.extensions;
import junit.extensions.TestDecorator;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.apache.log4j.Logger;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
* WrappedSuiteTestDecorator is a test decorator that wraps a test suite, or another wrapped suite, but provides the
* same functionality for the {@link junit.extensions.TestDecorator#countTestCases()} and {@link TestSuite#testAt(int)}
* methods as the underlying suite. It returns the values that these methods provide, to enable classes using decorated
* tests to drill down to the underlying tests in the suite. That is to say that it indexes and reports the number of
* distinct tests in the suite, not the number of test runs that would result from, for example, wrapping the suite in a
* repeating decorator.
*
* <p><table id="crc"><caption>CRC Card</caption>
* <tr><th> Responsibilities
* <tr><td> Provide access to the underlying tests in a suite.
* </table>
*
* @author Rupert Smith
*/
public class WrappedSuiteTestDecorator extends TestDecorator
{
/** Used for logging. */
private static Logger log = Logger.getLogger(WrappedSuiteTestDecorator.class);
/** Holds the test suite that this supplies access to. */
protected Test suite;
/**
* Creates a wrappred suite test decorator from a test suite.
*
* @param suite The test suite.
*/
public WrappedSuiteTestDecorator(TestSuite suite)
{
super(suite);
this.suite = suite;
}
/**
* Creates a wrapped suite test decorator from another one.
*
* @param suite The test suite.
*/
public WrappedSuiteTestDecorator(WrappedSuiteTestDecorator suite)
{
super(suite);
this.suite = suite;
}
/**
* Returns the test count of the wrapped suite.
*
* @return The test count of the wrapped suite.
*/
public int countTestCases()
{
return suite.countTestCases();
}
/**
* Gets the ith test from the test suite.
*
* @param i The index of the test within the suite to get.
*
* @return The test with the specified index.
*/
public Test testAt(int i)
{
log.debug("public Test testAt(int i = " + i + "): called");
if (suite instanceof WrappedSuiteTestDecorator)
{
return ((WrappedSuiteTestDecorator) suite).testAt(i);
}
else if (suite instanceof TestSuite)
{
return ((TestSuite) suite).testAt(i);
}
// This should never happen.
return null;
}
/**
* Gets all the tests from the underlying test suite.
*
* @return All the tests from the underlying test suite.
*/
public Collection<Test> getAllUnderlyingTests()
{
log.debug("public Collection<Test> getAllUnderlyingTests(): called");
List<Test> tests = new ArrayList<Test>();
int numTests = countTestCases();
log.debug("numTests = " + numTests);
for (int i = 0; i < numTests; i++)
{
tests.add(testAt(i));
}
return tests;
}
}
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