IfLogicBrickTest.java

/**
 * Catroid: An on-device visual programming system for Android devices
 * Copyright (C) 2010-2014 The Catrobat Team
 * (<http://developer.catrobat.org/credits>)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * An additional term exception under section 7 of the GNU Affero
 * General Public License, version 3, is available at
 * http://developer.catrobat.org/license_additional_term
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package org.catrobat.html5player.client.bricks;

import org.catrobat.html5player.client.Scene;
import org.catrobat.html5player.client.Sprite;
import org.catrobat.html5player.client.Stage;
import org.catrobat.html5player.client.formulaeditor.Formula;
import org.catrobat.html5player.client.formulaeditor.FormulaElement;
import org.catrobat.html5player.client.formulaeditor.FormulaElement.ElementType;
import org.catrobat.html5player.client.threading.CatScheduler;

import com.google.gwt.canvas.client.Canvas;
import com.google.gwt.junit.client.GWTTestCase;

public class IfLogicBrickTest extends GWTTestCase {

	private Stage stage;
	private Scene scene;
	int canvasCoordinateSpaceWidth = 100;
	int canvasCoordinateSpaceHeight = 100;

	public IfLogicBrickTest() {
		stage = Stage.getInstance();
		scene = Scene.get();
	}

	@Override
	public String getModuleName() {
		return "org.catrobat.html5player.html5player";
	}

	public void gwtSetUp() {
		scene.createScene(canvasCoordinateSpaceWidth, canvasCoordinateSpaceHeight);
		Canvas canvas = scene.getCanvas();
		stage.setCanvas(canvas);
	}

	public void gwtTearDown() {
		stage.setCanvas(null);
		stage.getSpriteManager().reset();
		CatScheduler.get().clear();
	}

	//--------------------------------------------------------------------------

	/**
	 *
	 */
	public void testExecuteIfCase() {

		String spriteName = "spriteName";
		Sprite sprite = stage.getSpriteManager().getSprite(spriteName, true);

		FormulaElement ifCondition = new FormulaElement(ElementType.OPERATOR, "GREATER_THAN", null);
		FormulaElement leftChild = new FormulaElement(ElementType.NUMBER, "5", ifCondition);
		FormulaElement rightChild = new FormulaElement(ElementType.NUMBER, "3", ifCondition);

		ifCondition.setLeftChild(leftChild);
		ifCondition.setRightChild(rightChild);

		Formula formula = new Formula(ifCondition);

		IfLogicBrick ifLogic = new IfLogicBrick(spriteName, formula);

		int xPosition = (int) sprite.getLook().getXPosition();
		Formula addToX = new Formula(35.0);
		ChangeXByBrick changeX = new ChangeXByBrick(spriteName, addToX);

		ifLogic.setIfAction(changeX);
		ifLogic.setIfCondition(formula);

		ifLogic.execute();

		assertEquals(xPosition+35.0, sprite.getLook().getXPosition());

	}

	/**
	 *
	 */
	public void testExecuteElseCase() {

		String spriteName = "spriteName";
		Sprite sprite = stage.getSpriteManager().getSprite(spriteName, true);

		FormulaElement ifCondition = new FormulaElement(ElementType.OPERATOR, "GREATER_THAN", null);
		FormulaElement leftChild = new FormulaElement(ElementType.NUMBER, "1", ifCondition);
		FormulaElement rightChild = new FormulaElement(ElementType.NUMBER, "2", ifCondition);

		ifCondition.setLeftChild(leftChild);
		ifCondition.setRightChild(rightChild);

		Formula formula = new Formula(ifCondition);

		IfLogicBrick ifLogic = new IfLogicBrick(spriteName, formula);

		int xPosition = (int) sprite.getLook().getXPosition();
		Formula addToXelse = new Formula(35.0);
		Formula addToXif = new Formula(25.0);
		ChangeXByBrick changeXif = new ChangeXByBrick(spriteName, addToXif);
		ChangeXByBrick changeXelse = new ChangeXByBrick(spriteName, addToXelse);

		ifLogic.setIfCondition(formula);
		ifLogic.setIfAction(changeXif);
		ifLogic.setElseAction(changeXelse);

		ifLogic.execute();

		assertEquals(xPosition+35.0, sprite.getLook().getXPosition());

	}

}