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/**
 * Copyright 2009 Ashley Williams
 * 
 * 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 protoj.lang.internal.acme;

import org.junit.Assert;

import protoj.lang.ProjectLayout;
import protoj.lang.ScriptSession;
import protoj.util.ArgRunnable;

/**
 * These assertions trigger when the various debug properties are specified and
 * ensures that they perform as described in the project help.
 * 
 * @author Ashley Williams
 * 
 */
final class AssertDebug implements ArgRunnable {
	public static final String HELP_PORT_12345 = "help port 12345";

	public static final String HELP_PORT_DEFAULT = "help port default";

	public static final String HELP_WRONG_CMD = "help wrong command";

	public static final String JUNIT_PORT_12345 = "junit port 12345";

	public static final String JUNIT_PORT_DEFAULT = "junit port default";

	public static final String JUNIT_WRONG_CMD = "junit wrong command";

	public static final String MAIN_PORT_12345 = "main port 12345";

	public static final String MAIN_PORT_DEFAULT = "main port default";

	private final AcmeSession acmeSession;

	/**
	 * This listener is attached to more than one debug command so we can keep
	 * track of which one with this testIndex. Changing the order of the
	 * commands in {@link AcmeSession} would break these assertion tests.
	 */
	private int testIndex = 0;

	public AssertDebug(AcmeSession acmeSession) {
		this.acmeSession = acmeSession;
	}

	public void run(ScriptSession projectSession) {
		ProjectLayout acmeLayout = acmeSession.getProject().getLayout();
		String tag = projectSession.getCurrentTag();
		String stdout = projectSession.getCurrentExec().getStdout();
		String log = acmeSession.getProject().getLayout().loadLog();

		if (tag.equals(HELP_PORT_12345)) {
			// debug session detected at the 12345 port when specified
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: 12345"));
			Assert
					.assertTrue(
							log,
							log
									.contains("debug mode configured at port 12345 for command: help"));
		} else if (tag.equals(HELP_PORT_DEFAULT)) {
			// debug session detected at the default port when not specified
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: 11111"));
			Assert
					.assertTrue(
							log,
							log
									.contains("debug mode configured at port 11111 for command: help"));
		} else if (tag.equals(HELP_WRONG_CMD)) {
			// no debug session when not targeting the 'help command' vm
			Assert
					.assertFalse(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: "));
		} else if (tag.equals(JUNIT_PORT_12345)) {
			// debug session detected when targeting the junit test vm
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: 12345"));
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("debug mode configured at port 12345 for the junit vm"));
		} else if (tag.equals(JUNIT_PORT_DEFAULT)) {
			// debug session detected when targeting the junit test vm
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: 11111"));
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("debug mode configured at port 11111 for the junit vm"));
		} else if (tag.equals(JUNIT_WRONG_CMD)) {
			// a debug session is detected when targeting the project vm
			// which is achieved by executing a command not known in the
			// core vm - basically any newly added commands in the project vm
			Assert
					.assertFalse(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: "));
		} else if (tag.equals(MAIN_PORT_12345)) {
			// debug session detected when targeting the main vm
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: 12345"));
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("debug mode configured at port 12345 for the main vm"));
		} else if (tag.equals(MAIN_PORT_DEFAULT)) {
			// debug session detected when targeting the main vm
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("Listening for transport dt_socket at address: 11111"));
			Assert
					.assertTrue(
							stdout,
							stdout
									.contains("debug mode configured at port 11111 for the main vm"));
		}

		acmeLayout.getLogFile().delete();
		testIndex++;
	}
}