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- /*
- * 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.application;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.fail;
-
- import java.awt.image.BufferedImage;
- import java.io.ByteArrayInputStream;
- import java.io.IOException;
-
- import javax.imageio.ImageIO;
-
- import org.junit.Test;
- import org.openqa.selenium.By;
- import org.openqa.selenium.OutputType;
- import org.openqa.selenium.TakesScreenshot;
- import org.openqa.selenium.WebDriver;
- import org.openqa.selenium.WebElement;
- import org.openqa.selenium.support.ui.ExpectedCondition;
-
- import com.vaadin.testbench.elements.ButtonElement;
- import com.vaadin.testbench.parallel.TestCategory;
- import com.vaadin.tests.tb3.CustomTestBenchCommandExecutor;
- import com.vaadin.tests.tb3.MultiBrowserThemeTestWithProxy;
-
- @TestCategory("communication")
- public class ReconnectDialogThemeTest extends MultiBrowserThemeTestWithProxy {
-
- static By reconnectDialogBy = By.className("v-reconnect-dialog");
-
- @Test
- public void reconnectDialogTheme() throws IOException {
- openTestURL();
- ButtonElement helloButton = $(ButtonElement.class).caption("Say hello")
- .first();
- helloButton.click();
- assertEquals("1. Hello from the server", getLogRow(0));
- disconnectProxy();
- helloButton.click();
- testBench().disableWaitForVaadin();
- waitUntil(driver -> isElementPresent(reconnectDialogBy));
-
- WebElement dialog = findElement(reconnectDialogBy);
- WebElement spinner = dialog.findElement(By.className("spinner"));
-
- // Hide spinner to make screenshot stable
- executeScript("arguments[0].style.visibility='hidden';", spinner);
- compareScreen("onscreen-without-spinner");
-
- // Show spinner and make sure it is shown by comparing to the screenshot
- // without a spinner
- executeScript("arguments[0].style.visibility='visible';", spinner);
- BufferedImage fullScreen = ImageIO
- .read(new ByteArrayInputStream(((TakesScreenshot) getDriver())
- .getScreenshotAs(OutputType.BYTES)));
- BufferedImage spinnerImage = CustomTestBenchCommandExecutor
- .cropToElement(spinner, fullScreen);
- assertHasManyColors("Spinner is not shown", spinnerImage);
-
- }
-
- @Test
- public void gaveUpTheme() throws IOException {
- openTestURL("reconnectAttempts=3");
-
- waitUntil(new ExpectedCondition<Boolean>() {
-
- @Override
- public Boolean apply(WebDriver input) {
- try {
- return $(ButtonElement.class).first() != null;
- } catch (Exception e) {
- return false;
- }
- }
- });
-
- disconnectProxy();
- $(ButtonElement.class).first().click();
-
- waitForReconnectDialogWithText("Server connection lost.");
- compareScreen("gaveupdialog");
-
- }
-
- private void waitForReconnectDialogWithText(final String text) {
- waitUntil(new ExpectedCondition<Boolean>() {
- @Override
- public Boolean apply(WebDriver input) {
- try {
- final WebElement reconnectDialog = findElement(
- ReconnectDialogThemeTest.reconnectDialogBy);
- return reconnectDialog.findElement(By.className("text"))
- .getText().equals(text);
- } catch (Exception e) {
- return false;
- }
- }
- }, 10);
-
- }
-
- private void assertHasManyColors(String message,
- BufferedImage spinnerImage) {
- int backgroundColor = spinnerImage.getRGB(0, 0);
- for (int x = 0; x < spinnerImage.getWidth(); x++) {
- for (int y = 0; y < spinnerImage.getHeight(); y++) {
- if (Math.abs(
- spinnerImage.getRGB(x, y) - backgroundColor) > 50) {
- return;
- }
- }
- }
- fail(message);
-
- }
-
- @Override
- protected Class<?> getUIClass() {
- return ReconnectDialogUI.class;
- }
-
- }
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