[Android] Upstream content detection and ChromeBrowserProvider tests.

content/shell/android/javatests/src/org/chromium/content_shell/ContentDetectionTestBase.java

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.content_shell;
+
+import android.content.Context;
+import android.net.Uri;
+
+import java.util.concurrent.TimeUnit;
+
+import org.chromium.base.test.util.UrlUtils;
+
+import org.chromium.content.browser.ContentView;
+import org.chromium.content.browser.test.util.DOMUtils;
+import org.chromium.content.browser.test.util.JavaScriptUtils;
+import org.chromium.content.browser.test.util.TestContentViewClient;
+import org.chromium.content.browser.test.util.TestCallbackHelperContainer;
+import org.chromium.content.browser.test.util.TestCallbackHelperContainer.OnPageFinishedHelper;
+import org.chromium.content.browser.test.util.TestCallbackHelperContainer.OnStartContentIntentHelper;
+
+/**
+ * Base class for content detection test suites.
+ */
+public class ContentDetectionTestBase extends ContentShellTestBase {
+
+    private static final int WAIT_TIMEOUT_SECONDS = 10;
+
+    private ContentView mContentView;
+    private TestCallbackHelperContainer mCallbackHelper;
+
+    /**
+     * Starts the content shell activity with the provided test url.
+     * The url is synchronously loaded.
+     * @param testUrl Test url to load.
+     */
+    protected void startActivityWithTestUrl(String testUrl) throws Throwable {
+        ContentShellActivity activity = launchContentShellWithUrl(UrlUtils.getTestFileUrl(testUrl));
+        assertNotNull(activity);
+        assertTrue(waitForActiveShellToBeDoneLoading());
+        mContentView = activity.getActiveShell().getContentView();
+        assertEquals(UrlUtils.getTestFileUrl(testUrl), mContentView.getUrl());
+    }
+
+    /**
+     * Starts the content shell activity with the provided etst url and optional command line
+     * arguments to append.
+     * The url is synchronously loaded.
+     * @param testUrl Test url to load.
+     * @param commandLineArgs Optional command line args to append when launching the activity.
+     */
+    protected void startActivityWithTestUrlAndCommandLineArgs(
+            String testUrl, String[] commandLineArgs) throws Throwable {
+        ContentShellActivity activity = launchContentShellWithUrlAndCommandLineArgs(
+                UrlUtils.getTestFileUrl(testUrl), commandLineArgs);
+        assertNotNull(activity);
+        assertTrue(waitForActiveShellToBeDoneLoading());
+        mContentView = activity.getActiveShell().getContentView();
+    }
+
+    /**
+     * Returns the current ContentView.
+     */
+    protected ContentView getContentView() {
+        return mContentView;
+    }
+
+    /**
+     * Returns the TestCallbackHelperContainer associated with this ContentView,
+     * or creates it lazily.
+     */
+    protected TestCallbackHelperContainer getTestCallbackHelperContainer() {
+        if (mCallbackHelper == null) {
+            mCallbackHelper = new TestCallbackHelperContainer(getContentView());
+        }
+        return mCallbackHelper;
+    }
+
+    /**
+     * Encodes the provided content string into an escaped url as intents do.
+     * @param content Content to escape into a url.
+     * @return Escaped url.
+     */
+    protected String urlForContent(String content) {
+        return Uri.encode(content).replaceAll("%20", "+");
+    }
+
+    /**
+     * Checks if the provided test url is the current url in the content view.
+     * @param testUrl Test url to check.
+     * @return true if the test url is the current one, false otherwise.
+     */
+    protected boolean isCurrentTestUrl(String testUrl) {
+        return UrlUtils.getTestFileUrl(testUrl).equals(getContentView().getUrl());
+    }
+
+    /**
+     * Scrolls to the node with the provided id, taps on it and waits for an intent to come.
+     * @param id Id of the node to scroll and tap.
+     * @return The content url of the received intent or null if none.
+     */
+    protected String scrollAndTapExpectingIntent(String id) throws Throwable {
+        TestCallbackHelperContainer callbackHelperContainer = getTestCallbackHelperContainer();
+        OnStartContentIntentHelper onStartContentIntentHelper =
+                callbackHelperContainer.getOnStartContentIntentHelper();
+        int currentCallCount = onStartContentIntentHelper.getCallCount();
+
+        DOMUtils.scrollNodeIntoView(this, getContentView(), callbackHelperContainer, id);
+        DOMUtils.clickNode(this, getContentView(), callbackHelperContainer, id);
+
+        onStartContentIntentHelper.waitForCallback(currentCallCount, 1, WAIT_TIMEOUT_SECONDS,
+                TimeUnit.SECONDS);
+        getInstrumentation().waitForIdleSync();
+        return onStartContentIntentHelper.getIntentUrl();
+    }
+
+    /**
+     * Scrolls to the node with the provided id, taps on it and waits for a new page load to finish.
+     * Useful when tapping on links that take to other pages.
+     * @param id Id of the node to scroll and tap.
+     * @return The content url of the received intent or null if none.
+     */
+    protected void scrollAndTapNavigatingOut(String id) throws Throwable {
+        TestCallbackHelperContainer callbackHelperContainer = getTestCallbackHelperContainer();
+        OnPageFinishedHelper onPageFinishedHelper =
+                callbackHelperContainer.getOnPageFinishedHelper();
+        int currentCallCount = onPageFinishedHelper.getCallCount();
+
+        DOMUtils.scrollNodeIntoView(this, getContentView(), callbackHelperContainer, id);
+        DOMUtils.clickNode(this, getContentView(), callbackHelperContainer, id);
+
+        onPageFinishedHelper.waitForCallback(currentCallCount, 1, WAIT_TIMEOUT_SECONDS,
+                TimeUnit.SECONDS);
+        getInstrumentation().waitForIdleSync();
+    }
+}