/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.util;
import org.mule.api.Closeable;
import org.mule.api.MuleContext;
import org.mule.api.util.StreamCloser;
import org.mule.streaming.Consumer;
import org.mule.tck.size.SmallTest;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.Reader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import javax.xml.transform.sax.SAXSource;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.mockito.runners.MockitoJUnitRunner;
import org.xml.sax.InputSource;
@SmallTest
@RunWith(MockitoJUnitRunner.class)
public class DefaultStreamCloserServiceTestCase
{
private DefaultStreamCloserService service;
private MuleContext muleContext;
@Before
public void setUp()
{
this.muleContext = Mockito.mock(MuleContext.class, Mockito.RETURNS_DEEP_STUBS);
this.service = new DefaultStreamCloserService();
this.service.setMuleContext(this.muleContext);
}
@Test
public void closeCoreTypes() throws Exception
{
Collection<Object> closeableMocks = new ArrayList<Object>();
InputStream in = Mockito.mock(ByteArrayInputStream.class);
closeableMocks.add(in);
InputSource inputSource1 = Mockito.mock(InputSource.class);
InputStream byteStream = Mockito.mock(InputStream.class);
Mockito.when(inputSource1.getByteStream()).thenReturn(byteStream);
closeableMocks.add(inputSource1);
InputSource inputSource2 = Mockito.mock(InputSource.class);
Reader reader = Mockito.mock(Reader.class);
Mockito.when(inputSource2.getCharacterStream()).thenReturn(reader);
closeableMocks.add(inputSource2);
SAXSource sax1 = Mockito.mock(SAXSource.class, Mockito.RETURNS_DEEP_STUBS);
Mockito.when(sax1.getInputSource()).thenReturn(inputSource1);
closeableMocks.add(sax1);
SAXSource sax2 = Mockito.mock(SAXSource.class, Mockito.RETURNS_DEEP_STUBS);
Mockito.when(sax2.getInputSource()).thenReturn(inputSource2);
closeableMocks.add(sax2);
Closeable closeable = Mockito.mock(Consumer.class);
closeableMocks.add(closeable);
java.io.Closeable doNotClose = Mockito.mock(java.io.Closeable.class);
closeableMocks.add(doNotClose);
Mockito.when(this.muleContext.getRegistry().lookupObjects(StreamCloser.class)).thenReturn(
new ArrayList<StreamCloser>());
for (Object stream : closeableMocks)
{
this.service.closeStream(stream);
}
Mockito.verify(in).close();
// expect twice. Once for the InputSource and another for the SAXSource
Mockito.verify(byteStream, Mockito.times(2)).close();
Mockito.verify(reader, Mockito.times(2)).close();
Mockito.verify(closeable).close();
Mockito.verify(doNotClose, Mockito.never()).close();
}
@Test
public void customCloser() throws Exception
{
java.io.Closeable closeable = Mockito.mock(java.io.Closeable.class);
StreamCloser closer = Mockito.mock(StreamCloser.class);
Mockito.when(closer.canClose(closeable.getClass())).thenReturn(true);
Mockito.when(this.muleContext.getRegistry().lookupObjects(StreamCloser.class)).thenReturn(
Arrays.asList(closer));
this.service.closeStream(closeable);
Mockito.verify(closer).close(closeable);
}
}