/*
* 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.karaf.instance.main;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.PrintStream;
import java.io.IOException;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import junit.framework.TestCase;
import org.apache.karaf.instance.command.InstanceCommandSupport;
import org.apache.karaf.instance.core.InstanceService;
import org.apache.karaf.instance.core.internal.InstanceServiceImpl;
import org.easymock.EasyMock;
import org.easymock.IAnswer;
public class ExecuteTest extends TestCase {
private String userDir;
@Override
protected void setUp() throws Exception {
super.setUp();
Execute.exitAllowed = false;
userDir = System.getProperty("user.dir");
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
Execute.exitAllowed = true;
System.setProperty("user.dir", userDir);
}
public void testListCommands() throws Exception {
PrintStream oldOut = System.out;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
PrintStream capturedOut = new PrintStream(baos);
System.setOut(capturedOut);
try {
Execute.main(new String [] {});
} catch (RuntimeException re) {
assertEquals("0", re.getMessage());
String s = new String(baos.toByteArray());
assertTrue(s.contains("list"));
assertTrue(s.contains("create"));
assertTrue(s.contains("destroy"));
} finally {
System.setOut(oldOut);
}
}
public void testNonexistingCommand() throws Exception {
try {
Execute.main(new String [] {"bheuaark"});
} catch (RuntimeException re) {
assertEquals("-1", re.getMessage());
}
}
public void testNoStorageFile() throws Exception {
PrintStream oldErr = System.err;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
PrintStream capturedErr = new PrintStream(baos);
System.setErr(capturedErr);
try {
Execute.main(new String [] {"create"});
} catch (RuntimeException re) {
assertEquals("-1", re.getMessage());
String s = new String(baos.toByteArray());
assertTrue(s.contains("karaf.instances"));
assertTrue(s.contains("instance.properties"));
} finally {
System.setErr(oldErr);
}
}
public void testSetDir() throws Exception {
Properties oldProps = (Properties) System.getProperties().clone();
final File tempFile = createTempDir(getName());
assertFalse("Precondition failed",
tempFile.getParentFile().getParentFile().getCanonicalPath().equals(System.getProperty("user.dir")));
System.setProperty("karaf.instances", tempFile.getCanonicalPath());
try {
Execute.main(new String [] {"list"});
assertTrue(tempFile.getParentFile().getParentFile().getCanonicalPath().equals(System.getProperty("user.dir")));
} finally {
System.setProperties(oldProps);
assertNull("Postcondition failed", System.getProperty("karaf.instances"));
delete(tempFile);
}
}
public void testExecute() throws Exception {
final File tempFile = createTempDir(getName());
Properties p = new Properties();
p.setProperty("ssh.port", "1302");
p.setProperty("rmi.registry.port", "1122");
p.setProperty("rmi.server.port", "44444");
FileOutputStream fos = new FileOutputStream(new File(tempFile, InstanceServiceImpl.STORAGE_FILE));
p.store(fos, "");
fos.close();
final List<InstanceServiceImpl> instanceServices = new ArrayList<InstanceServiceImpl>();
try {
InstanceCommandSupport mockCommand = EasyMock.createStrictMock(InstanceCommandSupport.class);
mockCommand.setInstanceService((InstanceService) EasyMock.anyObject());
EasyMock.expectLastCall().andAnswer(new IAnswer<Object>() {
public Object answer() throws Throwable {
InstanceServiceImpl instanceService = (InstanceServiceImpl) EasyMock.getCurrentArguments()[0];
assertEquals(tempFile, instanceService.getStorageLocation());
instanceServices.add(instanceService);
return null;
}
});
EasyMock.expect(mockCommand.execute(null)).andAnswer(new IAnswer<Object>() {
public Object answer() throws Throwable {
// The Instances Service should be initialized at this point.
// One way to find this out is by reading out the port number
InstanceServiceImpl instanceService = instanceServices.get(0);
Field sshField = InstanceServiceImpl.class.getDeclaredField("defaultSshPortStart");
sshField.setAccessible(true);
assertEquals(1302, sshField.get(instanceService));
Field rmiRegistryField = InstanceServiceImpl.class.getDeclaredField("defaultRmiRegistryPortStart");
rmiRegistryField.setAccessible(true);
assertEquals(1122, rmiRegistryField.get(instanceService));
Field rmiServerField = InstanceServiceImpl.class.getDeclaredField("defaultRmiServerPortStart");
rmiServerField.setAccessible(true);
assertEquals(44444, rmiServerField.get(instanceService));
return null;
}
});
EasyMock.replay(mockCommand);
Execute.execute(mockCommand, tempFile, new String [] {"test"});
EasyMock.verify(mockCommand);
} finally {
delete(tempFile);
}
}
private static File createTempDir(String name) throws IOException {
final File tempFile = File.createTempFile(name, null);
tempFile.delete();
tempFile.mkdirs();
return tempFile.getCanonicalFile();
}
private static void delete(File tmp) {
if (tmp.isDirectory()) {
for (File f : tmp.listFiles()) {
delete(f);
}
}
tmp.delete();
}
}