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/*
* Copyright 2000-2014 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.push;
import org.junit.Test;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.support.ui.ExpectedCondition;
import com.jcraft.jsch.JSchException;
import com.vaadin.tests.tb3.MultiBrowserTestWithProxy;
public abstract class ReconnectTest extends MultiBrowserTestWithProxy {
@Override
public void setup() throws Exception {
super.setup();
setDebug(true);
openTestURL();
openDebugLogTab();
startTimer();
waitUntilServerCounterChanges();
testBench().disableWaitForVaadin();
}
@Test
public void messageIsQueuedOnDisconnect() throws JSchException {
disconnectProxy();
clickButtonAndWaitForTwoReconnectAttempts();
connectAndVerifyConnectionEstablished();
waitUntilClientCounterChanges(1);
}
@Test
public void messageIsNotSentBeforeConnectionIsEstablished()
throws JSchException, InterruptedException {
disconnectProxy();
waitForNextReconnectionAttempt();
clickButtonAndWaitForTwoReconnectAttempts();
connectAndVerifyConnectionEstablished();
waitUntilClientCounterChanges(1);
}
private void clickButtonAndWaitForTwoReconnectAttempts() {
clickClientButton();
// Reconnection attempt is where pending messages can
// falsely be sent to server.
waitForNextReconnectionAttempt();
// Waiting for the second reconnection attempt makes sure that the
// first attempt has been completed or aborted.
waitForNextReconnectionAttempt();
}
private void clickClientButton() {
getIncrementClientCounterButton().click();
}
private void waitForNextReconnectionAttempt() {
clearDebugMessages();
waitForDebugMessage("Reopening push connection");
}
private void clearDebugMessages() {
driver.findElement(
By.xpath("//button[@class='v-debugwindow-button' and @title='Clear log']"))
.click();
}
private boolean hasDebugMessage(String message) {
return getDebugMessage(message) != null;
}
private WebElement getDebugMessage(String message) {
return driver.findElement(By.xpath(String.format(
"//span[@class='v-debugwindow-message' and text()='%s']",
message)));
}
private void waitForDebugMessage(final String expectedMessage) {
waitUntil(new ExpectedCondition<Boolean>() {
@Override
public Boolean apply(WebDriver input) {
return hasDebugMessage(expectedMessage);
}
}, 30);
}
private void connectAndVerifyConnectionEstablished() throws JSchException {
connectProxy();
waitUntilServerCounterChanges();
}
private WebElement getIncrementClientCounterButton() {
return BasicPushTest.getIncrementButton(this);
}
private void waitUntilServerCounterChanges() {
final int counter = BasicPushTest.getServerCounter(this);
waitUntil(new ExpectedCondition<Boolean>() {
@Override
public Boolean apply(WebDriver input) {
return BasicPushTest.getServerCounter(ReconnectTest.this) > counter;
}
}, 30);
}
private void waitUntilClientCounterChanges(final int expectedValue) {
waitUntil(new ExpectedCondition<Boolean>() {
@Override
public Boolean apply(WebDriver input) {
return BasicPushTest.getClientCounter(ReconnectTest.this) == expectedValue;
}
}, 5);
}
private void startTimer() {
BasicPushTest.getServerCounterStartButton(this).click();
}
}
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