/*
 * Copyright 2000-2016 Vaadin Ltd.
 *
 * 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 com.vaadin.tests.components.embedded;

import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.openqa.selenium.By;

import com.vaadin.testbench.elements.EmbeddedElement;
import com.vaadin.testbench.elements.LabelElement;
import com.vaadin.testbench.parallel.BrowserUtil;
import com.vaadin.tests.tb3.MultiBrowserTest;

public class EmbeddedClickListenerRelativeCoordinatesTest
        extends MultiBrowserTest {

    @Before
    @Override
    public void setup() throws Exception {
        super.setup();
        openTestURL();
        waitForElementPresent(By.className("v-embedded"));
    }

    @Test
    public void testRelativeClick() {
        clickAt(41, 22);
        checkLocation(41, 22);

        clickAt(0, 0);
        checkLocation(0, 0);
    }

    private void clickAt(int x, int y) {
        EmbeddedElement embedded = $(EmbeddedElement.class).first();

        embedded.click(x, y);
    }

    private void checkLocation(int expectedX, int expectedY) {
        LabelElement xLabel = $(LabelElement.class).id("x");
        LabelElement yLabel = $(LabelElement.class).id("y");

        int x = Integer.parseInt(xLabel.getText());
        int y = Integer.parseInt(yLabel.getText());

        Assert.assertEquals(
                "Reported X-coordinate from Embedded does not match click location",
                expectedX, x);

        // IE10 and IE11 sometimes click one pixel below the given position
        int tolerance = isIE() ? 1 : 0;
        Assert.assertTrue(
                "Reported Y-coordinate from Embedded does not match click location",
                Math.abs(expectedY - y) <= tolerance);
    }

    private boolean isIE() {
        return BrowserUtil.isIE(getDesiredCapabilities());
    }

}