package org.eclipse.dltk.ruby.debug.tests.launching;

import java.util.ArrayList;
import java.util.List;

import junit.framework.Test;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.dltk.core.tests.launching.ScriptLaunchingTests;
import org.eclipse.dltk.launching.AbstractScriptLaunchConfigurationDelegate;
import org.eclipse.dltk.launching.IInterpreterInstall;
import org.eclipse.dltk.launching.IInterpreterInstallType;
import org.eclipse.dltk.launching.ScriptRuntime;
import org.eclipse.dltk.ruby.core.RubyNature;
import org.eclipse.dltk.ruby.debug.RubyDebugConstants;
import org.eclipse.dltk.ruby.debug.RubyDebugPlugin;
import org.eclipse.dltk.ruby.launching.RubyLaunchConfigurationDelegate;

public class RubyLaunchingTests extends ScriptLaunchingTests {

	public RubyLaunchingTests(String name) {
		super("org.eclipse.dltk.ruby.debug.tests", name);
	}

	public RubyLaunchingTests(String testProjectName, String name) {
		super(testProjectName, name);
	}

	public static Test suite() {
		return new Suite(RubyLaunchingTests.class);
	}

	protected String getProjectName() {
		return "launching";
	}

	protected String getNatureId() {
		return RubyNature.NATURE_ID;
	}

	protected String getDebugModelId() {
		return RubyDebugConstants.DEBUG_MODEL_ID;
	}

	protected ILaunchConfiguration createLaunchConfiguration(String arguments) {
		return createTestLaunchConfiguration(getNatureId(), getProjectName(),
				"src/test.rb", arguments);
	}

	protected void startLaunch(ILaunch launch, final IInterpreterInstall install) throws CoreException {
		final AbstractScriptLaunchConfigurationDelegate delegate = new RubyLaunchConfigurationDelegate() {
			public IInterpreterInstall getInterpreterInstall(
					ILaunchConfiguration configuration) throws CoreException {
				return install;
			}
		};
		delegate.launch(launch.getLaunchConfiguration(),
				launch.getLaunchMode(), launch, null);
	}

	public void testDebugRuby() throws Exception {
		RubyDebugPlugin.getDefault().getPluginPreferences().setValue(
				RubyDebugConstants.DEBUGGING_ENGINE_ID_KEY,
				"org.eclipse.dltk.ruby.basicdebugger");

		DebugEventStats stats = this.internalTestDebug("ruby");
		int suspendCount = stats.getSuspendCount();
		assertEquals(1, suspendCount);

//		assertEquals(2, stats.getResumeCount());

		// Checking extended events count
		assertEquals(1, stats.getBeforeVmStarted());
		assertEquals(1, stats.getBeforeCodeLoaded());
//		assertEquals(2, stats.getBeforeResumeCount());
		assertEquals(1, stats.getBeforeSuspendCount());
	}
	public void testFastDebugRuby() throws Exception {
		if (notYetImplemented())
			return;
		RubyDebugPlugin.getDefault().getPluginPreferences().setValue(
				RubyDebugConstants.DEBUGGING_ENGINE_ID_KEY,
				"org.eclipse.dltk.ruby.fastdebugger");
		DebugEventStats stats = this.internalTestDebug("ruby");
		int suspendCount = stats.getSuspendCount();
		assertEquals(1, suspendCount);

//		assertEquals(2, stats.getResumeCount());

		// Checking extended events count
		assertEquals(1, stats.getBeforeVmStarted());
		assertEquals(1, stats.getBeforeCodeLoaded());
//		assertEquals(2, stats.getBeforeResumeCount());
		assertEquals(1, stats.getBeforeSuspendCount());
	}


	public void testDebugJRuby() throws Exception {
		RubyDebugPlugin.getDefault().getPluginPreferences().setValue(
				RubyDebugConstants.DEBUGGING_ENGINE_ID_KEY,
				"org.eclipse.dltk.ruby.basicdebugger");

		DebugEventStats stats = this.internalTestDebug("jruby");
		int suspendCount = stats.getSuspendCount();
		assertEquals(1, suspendCount);

		assertEquals(2, stats.getResumeCount());

		// Checking extended events count
		assertEquals(1, stats.getBeforeVmStarted());
		assertEquals(1, stats.getBeforeCodeLoaded());
		assertEquals(2, stats.getBeforeResumeCount());
		assertEquals(1, stats.getBeforeSuspendCount());
	}

	public void testRuby() throws Exception {
		String NAME = "ruby";
		this.internalTestRequiredInterpreterAvailable(NAME);
		this.internalTestRun(NAME);
	}

	public void testJRuby() throws Exception {
		String NAME = "jruby";
		this.internalTestRequiredInterpreterAvailable(NAME);
		this.internalTestRun(NAME);
	}

	protected IInterpreterInstall[] getPredefinedInterpreterInstalls() {
		IInterpreterInstallType[] installTypes = ScriptRuntime
				.getInterpreterInstallTypes(RubyNature.NATURE_ID);
		int id = 0;
		List installs = new ArrayList();
		for (int i = 0; i < installTypes.length; i++) {
			String installId = getNatureId() + "_";
			createAddInstall(installs, "/usr/bin/ruby", installId
					+ Integer.toString(++id), installTypes[i]);
			createAddInstall(installs, "/home/dltk/apps/jruby/bin/jruby",
					installId + Integer.toString(++id), installTypes[i]);
		}
		if (installs.size() > 0) {
			return (IInterpreterInstall[]) installs
					.toArray(new IInterpreterInstall[installs.size()]);
		}
		return searchInstalls(RubyNature.NATURE_ID);
	}

	protected boolean hasPredefinedInterpreters() {
		return true;
	}
}