/*******************************************************************************
 * Copyright (c) 2012, 2019 Willink Transformations and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v20.html
 *
 * Contributors:
 *     E.D.Willink - initial API and implementation
 *******************************************************************************/
package org.eclipse.qvtd.doc.exe2016.tests.qvtc;

import java.util.Collection;

import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.qvtd.doc.exe2016.tests.AbstractEXE2016CGTests;
import org.eclipse.qvtd.doc.exe2016.tests.DoublyLinkedListGenerator;
import org.eclipse.qvtd.doc.exe2016.tests.PrintAndLog;
import org.eclipse.qvtd.doc.exe2016.tests.qvtc.doublylinkedlist.DoublyLinkedList;
import org.eclipse.qvtd.doc.exe2016.tests.qvtc.doublylinkedlist.DoublylinkedlistPackage;
import org.eclipse.qvtd.doc.exe2016.tests.qvtc.list2list.List2listPackage;
import org.eclipse.qvtd.pivot.qvtimperative.ImperativeTransformation;
import org.eclipse.qvtd.pivot.qvtimperative.evaluation.BasicQVTiExecutor;
import org.eclipse.qvtd.xtext.qvtcore.tests.QVTcCompilerTests;
import org.junit.Test;

/**
 * Tests that QVTc files can be compiled and executed.
 */
public class EXE2016InterpreterTests extends QVTcCompilerTests
{
	@Override
	@Test
	public void testQVTcCompiler_Forward2Reverse() throws Exception {
		//		AbstractTransformer.EXCEPTIONS.setState(true);
		DoublyLinkedListGenerator doublyLinkedListGenerator = new DoublyLinkedListGenerator();
		PrintAndLog logger = new PrintAndLog("results/" + getName());
		logger.printf("%s\n", getName());
		//		AbstractTransformer.INVOCATIONS.setState(true);
		MyQVT myQVT = createQVT("Forward2Reverse", getModelsURI("forward2reverse/Forward2Reverse.qvtc"));
		myQVT.loadEcoreFile(getModelsURI("forward2reverse/DoublyLinkedList.ecore"), DoublylinkedlistPackage.eINSTANCE);
		myQVT.loadEcoreFile(getModelsURI("forward2reverse/List2List.ecore"), List2listPackage.eINSTANCE);
		//    	myQVT.getEnvironmentFactory().setEvaluationTracingEnabled(true);
		try {
			ImperativeTransformation iTransformation = myQVT.compileTransformation("reverse");
			int[] tests = /**new int[]{100000}; //*/PrintAndLog.getTestSizes();
			for (int testSize : tests) {
				myQVT.createInterpretedExecutor(iTransformation);
				Resource inResource = myQVT.addInputURI("forward", getModelsURI("families2persons/samples/EmptyList.xmi"));
				assert inResource != null;
				inResource.getContents().clear();
				inResource.getContents().addAll(doublyLinkedListGenerator.createDoublyLinkedListModel(testSize));
				AbstractEXE2016CGTests.garbageCollect();
				logger.printf("%9d, ", testSize);
				long startTime = System.nanoTime();
				myQVT.executeTransformation();
				Collection<@NonNull ?> rootEObjects = myQVT.getRootEObjects("reverse");
				long endTime = System.nanoTime();
				logger.printf("%9.6f\n", (endTime - startTime) / 1.0e9);
				//				myQVT.saveOutput(QVTimperativeUtil.MIDDLE_DOMAIN_NAME, "Forward2Reverse_trace.xmi", null, null);
				//				Resource outResource = myQVT.saveOutput("reverse", getTestURI("List_Interpreted.xmi"), null, null);
				//				assert outResource != null;
				doublyLinkedListGenerator.checkModel((@NonNull DoublyLinkedList) rootEObjects.iterator().next(), testSize);
				myQVT.getResourceSet().getResources().remove(inResource);
				//				myQVT.getResourceSet().getResources().remove(outResource);
				inResource = null;
				//				outResource = null;
				rootEObjects = null;
			}
		}
		finally {
			myQVT.dispose();
			logger.dispose();
		}
	}

	@Test
	public void testQVTcCompiler_Forward2Reverse_100K() throws Exception {
		DoublyLinkedListGenerator doublyLinkedListGenerator = new DoublyLinkedListGenerator();
		PrintAndLog logger = new PrintAndLog("results/" + getName());
		logger.printf("%s\n", getName());
		//		AbstractTransformer.INVOCATIONS.setState(true);
		MyQVT myQVT = createQVT("Forward2Reverse", getModelsURI("forward2reverse/Forward2Reverse.qvtc"));
		myQVT.loadEcoreFile(getModelsURI("forward2reverse/DoublyLinkedList.ecore"), DoublylinkedlistPackage.eINSTANCE);
		myQVT.loadEcoreFile(getModelsURI("forward2reverse/List2List.ecore"), List2listPackage.eINSTANCE);
		//		myQVT.getEnvironmentFactory().setEvaluationTracingEnabled(true);
		try {
			ImperativeTransformation iTransformation = myQVT.compileTransformation("reverse");
			int testSize = 100000;
			BasicQVTiExecutor interpretedExecutor = myQVT.createInterpretedExecutor(iTransformation);
			myQVT.addInputURI("forward", getModelsURI("families2persons/samples/EmptyList.xmi"));
			Resource inResource = interpretedExecutor.getModel("forward");
			assert inResource != null;
			inResource.getContents().clear();
			inResource.getContents().addAll(doublyLinkedListGenerator.createDoublyLinkedListModel(testSize));
			AbstractEXE2016CGTests.garbageCollect();
			logger.printf("%9d, ", testSize);
			long startTime = System.nanoTime();
			myQVT.executeTransformation();
			Collection<@NonNull ?> rootObjects = myQVT.getRootEObjects("reverse");
			long endTime = System.nanoTime();
			logger.printf("%9.6f\n", (endTime - startTime) / 1.0e9);
			//			myQVT.saveOutput(QVTscheduleConstants.MIDDLE_DOMAIN_NAME, getTestURI("Forward2Reverse_trace.xmi"), null, null);
			//			myQVT.saveOutput("reverse", getTestURI("List_Interpreted.xmi"), null, null);
			doublyLinkedListGenerator.checkModel((@NonNull DoublyLinkedList) rootObjects.iterator().next(), testSize);
		}
		finally {
			myQVT.dispose();
			logger.dispose();
		}
	}
}