/*
* ModeShape (http://www.modeshape.org)
*
* Licensed 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.modeshape.jcr.value.basic;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import javax.jcr.RepositoryException;
import junit.framework.AssertionFailedError;
import org.hamcrest.Description;
import org.hamcrest.Factory;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
import org.modeshape.common.util.IoUtil;
import org.modeshape.jcr.value.BinaryValue;
/**
* @author Randall Hauch
*/
public class BinaryContains extends TypeSafeMatcher<BinaryValue> {
private byte[] expectedContent;
public BinaryContains( byte[] expectedContent ) {
this.expectedContent = expectedContent;
}
public BinaryContains( BinaryValue expectedContent ) {
try {
this.expectedContent = IoUtil.readBytes(expectedContent.getStream());
} catch (RepositoryException e) {
throw new AssertionFailedError(e.getMessage());
} catch (IOException e) {
throw new AssertionFailedError(e.getMessage());
} finally {
expectedContent.dispose();
}
}
@Override
public boolean matchesSafely( BinaryValue content ) {
try {
byte[] actualContents = IoUtil.readBytes(content.getStream());
if (actualContents.length != expectedContent.length) return false;
for (int i = 0, len = actualContents.length; i != len; ++i) {
if (actualContents[i] != expectedContent[i]) return false;
}
return true;
} catch (RepositoryException e) {
throw new AssertionFailedError(e.getMessage());
} catch (IOException e) {
throw new AssertionFailedError(e.getMessage());
} finally {
content.dispose();
}
}
protected String getDisplayableString( byte[] values ) {
StringBuilder sb = new StringBuilder("byte[]: ");
sb.append(" len=").append(values.length).append("; [");
int len = (int)Math.min(values.length, 20l);
for (int i = 0; i != len; ++i) {
if (i != 0) sb.append(',');
sb.append(values[i]);
}
return sb.toString();
}
@Override
public void describeTo( Description description ) {
description.appendText("a binary containing ").appendValue(getDisplayableString(expectedContent));
}
@Factory
public static Matcher<BinaryValue> hasContent( BinaryValue expectedContent ) {
return new BinaryContains(expectedContent);
}
@Factory
public static Matcher<BinaryValue> hasContent( String expectedContent ) throws UnsupportedEncodingException {
return new BinaryContains(expectedContent.getBytes("UTF-8"));
}
@Factory
public static Matcher<BinaryValue> hasContent( byte[] expectedContent ) {
return new BinaryContains(expectedContent);
}
@Factory
public static Matcher<BinaryValue> hasNoContent() {
return new BinaryContains(new byte[0]);
}
}