Create ContentShellActivityTestRule and BaseJUnitRunner

content/public/android/javatests/src/org/chromium/content/browser/ContentDetectionActivityTestRule.java

-// Copyright 2012 The Chromium Authors. All rights reserved.
+// Copyright 2017 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.browser;
 
 import static org.chromium.base.test.util.ScalableTimeout.scaleTimeout;
 
-import android.app.Activity;
 import android.net.Uri;
+import android.support.test.InstrumentationRegistry;
 
 import org.chromium.base.test.util.CallbackHelper;
 import org.chromium.base.test.util.UrlUtils;
 import org.chromium.content.browser.test.util.DOMUtils;
 import org.chromium.content.browser.test.util.TestCallbackHelperContainer;
 import org.chromium.content.browser.test.util.TestCallbackHelperContainer.OnPageFinishedHelper;
 import org.chromium.content_shell.ShellViewAndroidDelegate.ContentIntentHandler;
-import org.chromium.content_shell_apk.ContentShellTestBase;
+import org.chromium.content_shell_apk.ContentShellActivityTestRule;
 
 import java.util.concurrent.TimeUnit;
 
 /**
- * Base class for content detection test suites.
+ * ActivityTestRule for content detection test suites.
  */
-public class ContentDetectionTestBase extends ContentShellTestBase {
-
+public class ContentDetectionActivityTestRule extends ContentShellActivityTestRule {
     private static final long WAIT_TIMEOUT_SECONDS = scaleTimeout(10);
 
     private TestCallbackHelperContainer mCallbackHelper;
     private TestContentIntentHandler mContentIntentHandler;
 
     /**
      * CallbackHelper for OnStartContentIntent.
      */
     private static class OnStartContentIntentHelper extends CallbackHelper {
         private String mIntentUrl;
@@ skipping 23 matching lines @@
         @Override
         public void onIntentUrlReceived(String intentUrl) {
             mOnStartContentIntentHelper.notifyCalled(intentUrl);
         }
     }
 
     /**
      * Returns the TestCallbackHelperContainer associated with this ContentView,
      * or creates it lazily.
      */
-    protected TestCallbackHelperContainer getTestCallbackHelperContainer() {
+    public TestCallbackHelperContainer getTestCallbackHelperContainer() {
         if (mCallbackHelper == null) {
             mCallbackHelper = new TestCallbackHelperContainer(getContentViewCore());
         }
         return mCallbackHelper;
     }
 
     @Override
-    protected void setUp() throws Exception {
-        super.setUp();
+    protected void beforeActivityLaunched() {
+        super.beforeActivityLaunched();
         mContentIntentHandler = new TestContentIntentHandler();
     }
 
     @Override
-    protected void setActivity(Activity activity) {
-        super.setActivity(activity);
+    protected void afterActivityLaunched() {
         getActivity()
                 .getShellManager()
                 .getActiveShell()
                 .getViewAndroidDelegate()
                 .setContentIntentHandler(mContentIntentHandler);
     }
 
     /**
      * Encodes the provided content string into an escaped url as intents do.
      * @param content Content to escape into a url.
      * @return Escaped url.
      */
-    protected static String urlForContent(String content) {
+    public 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.getIsolatedTestFileUrl(testUrl).equals(getContentViewCore()
-                .getWebContents().getUrl());
+    public boolean isCurrentTestUrl(String testUrl) {
+        return UrlUtils.getIsolatedTestFileUrl(testUrl).equals(
+                getContentViewCore().getWebContents().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 {
+    public String scrollAndTapExpectingIntent(String id) throws Throwable {
         OnStartContentIntentHelper onStartContentIntentHelper =
                 mContentIntentHandler.getOnStartContentIntentHelper();
         int currentCallCount = onStartContentIntentHelper.getCallCount();
 
         DOMUtils.clickNode(getContentViewCore(), id);
 
-        onStartContentIntentHelper.waitForCallback(currentCallCount, 1, WAIT_TIMEOUT_SECONDS,
-                TimeUnit.SECONDS);
-        getInstrumentation().waitForIdleSync();
+        onStartContentIntentHelper.waitForCallback(
+                currentCallCount, 1, WAIT_TIMEOUT_SECONDS, TimeUnit.SECONDS);
+        InstrumentationRegistry.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 {
+    public void scrollAndTapNavigatingOut(String id) throws Throwable {
         TestCallbackHelperContainer callbackHelperContainer = getTestCallbackHelperContainer();
         OnPageFinishedHelper onPageFinishedHelper =
                 callbackHelperContainer.getOnPageFinishedHelper();
         int currentCallCount = onPageFinishedHelper.getCallCount();
 
         DOMUtils.clickNode(getContentViewCore(), id);
 
-        onPageFinishedHelper.waitForCallback(currentCallCount, 1, WAIT_TIMEOUT_SECONDS,
-                TimeUnit.SECONDS);
-        getInstrumentation().waitForIdleSync();
+        onPageFinishedHelper.waitForCallback(
+                currentCallCount, 1, WAIT_TIMEOUT_SECONDS, TimeUnit.SECONDS);
+        InstrumentationRegistry.getInstrumentation().waitForIdleSync();
     }
-}
+}