/*
* 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.commons.vfs2.test;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import org.apache.commons.vfs2.Capability;
import org.apache.commons.vfs2.FileObject;
/**
* URL test cases for providers.
*
* @author <a href="mailto:adammurdoch@apache.org">Adam Murdoch</a>
*/
public class UrlTests
extends AbstractProviderTestCase
{
/**
* Returns the capabilities required by the tests of this test case. The
* tests are not run if the provider being tested does not support all
* the required capabilities. Return null or an empty array to always
* run the tests.
* <p/>
* <p>This implementation returns null.
*/
@Override
protected Capability[] getRequiredCaps()
{
return new Capability[]{Capability.URI};
}
/**
* Tests url.
*/
public void testURL() throws Exception
{
final FileObject file = getReadFolder().resolveFile("some-dir/");
final URL url = file.getURL();
assertEquals(file.getName().getURI(), url.toExternalForm());
final URL parentURL;
try
{
parentURL = new URL(url, "..");
}
catch (MalformedURLException e)
{
throw e;
}
assertEquals(file.getParent().getURL(), parentURL);
final URL rootURL = new URL(url, "/");
assertEquals(file.getFileSystem().getRoot().getURL(), rootURL);
}
/**
* Tests content.
*/
public void testURLContent() throws Exception
{
// Test non-empty file
FileObject file = getReadFolder().resolveFile("file1.txt");
assertTrue(file.exists());
URLConnection urlCon = file.getURL().openConnection();
assertSameURLContent(FILE1_CONTENT, urlCon);
// Test empty file
file = getReadFolder().resolveFile("empty.txt");
assertTrue(file.exists());
urlCon = file.getURL().openConnection();
assertSameURLContent("", urlCon);
}
/**
* Tests that unknown files have no content.
*/
public void testUnknownURL() throws Exception
{
// Try getting the content of an unknown file
final FileObject unknownFile = getReadFolder().resolveFile("unknown-file");
assertFalse(unknownFile.exists());
final URLConnection connection = unknownFile.getURL().openConnection();
try
{
connection.getInputStream();
fail();
}
catch (final IOException e)
{
assertSameMessage("vfs.provider/read-not-file.error", unknownFile, e);
}
assertEquals(-1, connection.getContentLength());
}
}