com.newatlanta.appengine.junit.vfs.gae.GaeVfsTestCase.java Source code

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Here is the source code for com.newatlanta.appengine.junit.vfs.gae.GaeVfsTestCase.java

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/*
 * Copyright 2009 New Atlanta Communications, LLC
 *
 * 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 com.newatlanta.appengine.junit.vfs.gae;

import java.io.File;

import org.apache.commons.vfs.FileObject;

import com.newatlanta.appengine.junit.LocalDatastoreTestCase;
import com.newatlanta.appengine.vfs.provider.GaeVFS;

/**
 * The base class for a GaeVFS junit testcases.
 * 
 * @author <a href="mailto:vbonfanti@gmail.com">Vince Bonfanti</a>
 */
public abstract class GaeVfsTestCase extends LocalDatastoreTestCase {

    static {
        System.setProperty("user.dir", new File("test/data").getAbsolutePath());
        System.setProperty("java.nio.file.spi.DefaultFileSystemProvider",
                "com.newatlanta.appengine.nio.file.spi.GaeFileSystemProvider");
        System.setProperty("java.util.logging.config.file", "test/logging.properties");
    }

    @Override
    public void setUp() throws Exception {
        super.setUp();
    }

    @Override
    public void tearDown() throws Exception {
        GaeVFS.close();
        super.tearDown();
    }

    public static void assertEquals(File file, FileObject fileObject) throws Exception {
        assertEqualPaths(file, fileObject);
        assertEquals(file.canRead(), fileObject.isReadable());
        assertEquals(file.canWrite(), fileObject.isWriteable());
        assertEquals(file.exists(), fileObject.exists());
        if (file.getParentFile() == null) {
            assertNull(fileObject.getParent());
        } else {
            assertEqualPaths(file.getParentFile(), fileObject.getParent());
        }
        assertEquals(file.isDirectory(), fileObject.getType().hasChildren());
        assertEquals(file.isFile(), fileObject.getType().hasContent());
        assertEquals(file.isHidden(), fileObject.isHidden());
        if (file.isFile()) {
            assertEquals(file.length(), fileObject.getContent().getSize());
        }
        if (file.isDirectory()) { // same children
            File[] childFiles = file.listFiles();
            FileObject[] childObjects = fileObject.getChildren();
            assertEquals(childFiles.length, childObjects.length);
            for (int i = 0; i < childFiles.length; i++) {
                assertEqualPaths(childFiles[i], childObjects[i]);
            }
        }
    }

    public static void assertEqualPaths(File file, FileObject fileObject) throws Exception {
        String fileObjectPath = new File(fileObject.getName().getPath()).getAbsolutePath();
        assertEquals(file.getAbsolutePath(), fileObjectPath);
        assertEquals(file.getName(), fileObject.getName().getBaseName());
    }
}