/*
 * Catroid: An on-device visual programming system for Android devices
 * Copyright (C) 2010-2016 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.catroid.uitest.content.brick.physics;

import android.test.ActivityInstrumentationTestCase2;
import android.test.suitebuilder.annotation.Smoke;
import android.widget.ListView;

import com.robotium.solo.Solo;

import org.catrobat.catroid.ProjectManager;
import org.catrobat.catroid.R;
import org.catrobat.catroid.content.Project;
import org.catrobat.catroid.content.Script;
import org.catrobat.catroid.content.SingleSprite;
import org.catrobat.catroid.content.Sprite;
import org.catrobat.catroid.content.StartScript;
import org.catrobat.catroid.content.bricks.Brick;
import org.catrobat.catroid.physics.PhysicsObject;
import org.catrobat.catroid.physics.content.bricks.SetMassBrick;
import org.catrobat.catroid.ui.ScriptActivity;
import org.catrobat.catroid.ui.adapter.BrickAdapter;
import org.catrobat.catroid.uitest.util.UiTestUtils;

import java.util.ArrayList;

public class SetMassBrickTest extends ActivityInstrumentationTestCase2<ScriptActivity> {
	private Solo solo;
	private Project project;
	private SetMassBrick setMassBrick;

	public SetMassBrickTest() {
		super(ScriptActivity.class);
	}

	@Override
	public void setUp() throws Exception {
		createProject();
		solo = new Solo(getInstrumentation(), getActivity());
	}

	@Override
	public void tearDown() throws Exception {
		UiTestUtils.goBackToHome(getInstrumentation());
		solo.finishOpenedActivities();
		UiTestUtils.clearAllUtilTestProjects();
		super.tearDown();
		solo = null;
	}

	@Smoke
	public void testSetMassByBrick() {
		this.checkSetup();

		float mass = 1.234f;

		UiTestUtils.testBrickWithFormulaEditor(solo, ProjectManager.getInstance().getCurrentSprite(),
				R.id.brick_set_mass_edit_text, mass, Brick.BrickField.PHYSICS_GRAVITY_X.PHYSICS_MASS,
				setMassBrick);
	}

	@Smoke
	public void testSetInvalidMassValues() {
		this.checkSetup();

		float[] masses = {
				-1.0f,
				0.0f,
				PhysicsObject.MIN_MASS / 10.0f,
				PhysicsObject.MIN_MASS / 1.1f
		};

		for (float mass : masses) {
			UiTestUtils.testBrickWithFormulaEditor(solo, ProjectManager.getInstance().getCurrentSprite(),
					R.id.brick_set_mass_edit_text, mass, Brick.BrickField.PHYSICS_MASS, setMassBrick);
		}
	}

	private void checkSetup() {
		ListView dragDropListView = UiTestUtils.getScriptListView(solo);
		BrickAdapter adapter = (BrickAdapter) dragDropListView.getAdapter();

		int childrenCount = adapter.getChildCountFromLastGroup();
		int groupCount = adapter.getScriptCount();

		assertEquals("Incorrect number of bricks.", 2, dragDropListView.getChildCount());
		assertEquals("Incorrect number of bricks.", 1, childrenCount);

		ArrayList<Brick> projectBrickList = project.getDefaultScene().getSpriteList().get(0).getScript(0).getBrickList();
		assertEquals("Incorrect number of bricks.", 1, projectBrickList.size());

		assertEquals("Wrong Brick instance.", projectBrickList.get(0), adapter.getChild(groupCount - 1, 0));
		String textSetMass = solo.getString(R.string.brick_set_mass);
		assertNotNull("TextView does not exist.", solo.getText(textSetMass));
	}

	private void createProject() {
		project = new Project(null, UiTestUtils.DEFAULT_TEST_PROJECT_NAME);
		Sprite sprite = new SingleSprite("cat");
		Script script = new StartScript();
		setMassBrick = new SetMassBrick(0.0f);
		script.addBrick(setMassBrick);

		sprite.addScript(script);
		project.getDefaultScene().addSprite(sprite);

		ProjectManager.getInstance().setProject(project);
		ProjectManager.getInstance().setCurrentSprite(sprite);
		ProjectManager.getInstance().setCurrentScript(script);
	}
}