Make WebView keep keyboard when losing focus

chrome/android/javatests/src/org/chromium/chrome/browser/TabsTest.java

 // Copyright 2015 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.chrome.browser;
 
 import static org.chromium.base.test.util.Restriction.RESTRICTION_TYPE_NON_LOW_END_DEVICE;
 
 import android.content.DialogInterface;
 import android.content.pm.ActivityInfo;
@@ skipping 44 matching lines @@
 import org.chromium.chrome.test.util.ApplicationTestUtils;
 import org.chromium.chrome.test.util.ChromeRestriction;
 import org.chromium.chrome.test.util.ChromeTabUtils;
 import org.chromium.chrome.test.util.MenuUtils;
 import org.chromium.chrome.test.util.NewTabPageTestUtils;
 import org.chromium.chrome.test.util.OverviewModeBehaviorWatcher;
 import org.chromium.content.browser.ContentViewCore;
 import org.chromium.content.browser.test.util.CallbackHelper;
 import org.chromium.content.browser.test.util.Criteria;
 import org.chromium.content.browser.test.util.CriteriaHelper;
+import org.chromium.content.browser.test.util.DOMUtils;
 import org.chromium.content.browser.test.util.JavaScriptUtils;
 import org.chromium.content.browser.test.util.UiUtils;
 import org.chromium.content.common.ContentSwitches;
 import org.chromium.content_public.browser.WebContents;
 import org.chromium.content_public.browser.WebContentsObserver;
 import org.chromium.net.test.EmbeddedTestServer;
 
 import java.io.File;
 import java.util.Locale;
 import java.util.concurrent.Callable;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicReference;
 
 /**
  * General Tab tests.
  */
 public class TabsTest extends ChromeTabbedActivityTestBase {
 
     private static final String TEST_FILE_PATH =
             "/chrome/test/data/android/tabstest/tabs_test.html";
     private static final String TEST_PAGE_FILE_PATH = "/chrome/test/data/google/google.html";
+    private static final String TEST_INPUT_FILE_PATH =
+            "/chrome/test/data/android/very_long_google.html";
 
     private EmbeddedTestServer mTestServer;
 
     private float mPxToDp = 1.0f;
     private float mTabsViewHeightDp;
     private float mTabsViewWidthDp;
 
     private boolean mNotifyChangedCalled;
 
     private static final int SWIPE_TO_RIGHT_DIRECTION = 1;
@@ skipping 173 matching lines @@
 
         ChromeTabUtils.closeCurrentTab(getInstrumentation(), getActivity());
         getInstrumentation().runOnMainSync(new Runnable() {
             @Override
             public void run() {
                 assertEquals(tabCount, getActivity().getCurrentTabModel().getCount());
             }
         });
     }
 
+    private void assertWaitForKeyboardStatus(final boolean show) throws InterruptedException {
+        CriteriaHelper.pollUiThread(new Criteria() {
+            @Override
+            public boolean isSatisfied() {
+                updateFailureReason("expected keyboard show: " + show);
+                return show
+                        == org.chromium.ui.UiUtils.isKeyboardShowing(
+                                   getActivity(), getActivity().getTabsView());
+            }
+        });
+    }
+
+    /**
+     * Verify that opening a new tab, switching to an existing tab and closing current tab hide
+     * keyboard.
+     */
+    @MediumTest
+    public void testHideKeyboard() throws Exception {
+        mTestServer = EmbeddedTestServer.createAndStartFileServer(
+                getInstrumentation().getContext(), Environment.getExternalStorageDirectory());
+
+        startMainActivityWithURL(mTestServer.getURL(TEST_INPUT_FILE_PATH));
+        DOMUtils.clickNode(this, getActivity().getActivityTab().getContentViewCore(), "textField");
+        assertWaitForKeyboardStatus(true);
+
+        // Opens a new tab.
+        startMainActivityWithURL(mTestServer.getURL(TEST_INPUT_FILE_PATH));
+        assertWaitForKeyboardStatus(false);
+
+        DOMUtils.clickNode(this, getActivity().getActivityTab().getContentViewCore(), "textField");
+        assertWaitForKeyboardStatus(true);
+
+        // Switches to an existing tab.
+        ChromeTabUtils.switchTabInCurrentTabModel(getActivity(), 1);
+        assertWaitForKeyboardStatus(false);
+
+        DOMUtils.clickNode(this, getActivity().getActivityTab().getContentViewCore(), "textField");
+        assertWaitForKeyboardStatus(true);
+
+        // Closes current tab.
+        ChromeTabUtils.closeCurrentTab(getInstrumentation(), getActivity());
+        assertWaitForKeyboardStatus(false);
+    }
+
     /**
      * Verify that opening a new tab and navigating immediately sets a size on the newly created
      * renderer. https://crbug.com/434477.
      * @throws InterruptedException
      * @throws TimeoutException
      */
     @SmallTest
     public void testNewTabSetsContentViewSize() throws InterruptedException, TimeoutException {
         ChromeTabUtils.newTabFromMenu(getInstrumentation(), getActivity());
         getInstrumentation().waitForIdleSync();
@@ skipping 1396 matching lines @@
         if (getName().equals("testOpenAndCloseNewTabButton")
                 || getName().equals("testSwitchToTabThatDoesNotHaveThumbnail")
                 || getName().equals("testCloseTabPortrait")
                 || getName().equals("testCloseTabLandscape")
                 || getName().equals("testTabsAreDestroyedOnModelDestruction")) {
             return;
         }
         startMainActivityFromLauncher();
     }
 }