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WebViewIdlingResource.java
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WebViewIdlingResource.java
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/*
* Copyright 2014-2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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.amazonaws.devicefarm.android.referenceapp.IdlingResources;
import android.support.test.espresso.IdlingResource;
import android.util.Log;
import android.webkit.WebChromeClient;
import android.webkit.WebView;
/**
* A way to ensure that the website to fully loaded before continuing.
*
*/
public class WebViewIdlingResource extends WebChromeClient implements IdlingResource{
private static final int FINISHED = 100;
private final WebView webView;
private ResourceCallback resourceCallback;
public WebViewIdlingResource(WebView webView) {
this.webView = webView;
webView.setWebChromeClient(this);
}
@Override
public String getName() {
return "WebViewIdlingResource";
}
/**
* Idle if the progress is 100% or the window's title is not blank
* @return
*/
@Override
public boolean isIdleNow() {
if (webView == null) return true;
return webView.getProgress() == FINISHED && webView.getTitle() != null;
}
@Override
public void registerIdleTransitionCallback(ResourceCallback resourceCallback) {
this.resourceCallback = resourceCallback;
}
/**
* Updates the progress
*
* @param view the webview
* @param newProgress the current progress
*/
@Override
public void onProgressChanged(WebView view, int newProgress) {
Log.i(getName(), "" + newProgress);
if (newProgress == FINISHED && view.getTitle() != null && resourceCallback != null) {
resourceCallback.onTransitionToIdle();
}
}
/**
* Called when the web view title is received
*
* @param view the webview
* @param title the web title
*/
@Override
public void onReceivedTitle(WebView view, String title) {
Log.i(getName(), title);
if (webView.getProgress() == FINISHED && resourceCallback != null) {
resourceCallback.onTransitionToIdle();
}
}
}