| /* |
| * 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.PrintStream; |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| import junit.framework.TestCase; |
| |
| 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("-2", 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); |
| } |
| } |
| |
| 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(); |
| } |
| |
| } |