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      1 /*
      2  * Copyright (C) 2007 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.widget.touchmode;
     18 
     19 import static android.util.TouchModeFlexibleAsserts.assertInTouchModeAfterClick;
     20 import static android.util.TouchModeFlexibleAsserts.assertInTouchModeAfterTap;
     21 
     22 import android.test.ActivityInstrumentationTestCase;
     23 import android.test.suitebuilder.annotation.LargeTest;
     24 import android.test.suitebuilder.annotation.MediumTest;
     25 import android.widget.Button;
     26 import android.widget.EditText;
     27 import android.widget.layout.linear.LLEditTextThenButton;
     28 
     29 /**
     30  * Some views, like edit texts, can keep and gain focus even when in touch mode.
     31  */
     32 public class TouchModeFocusableTest extends ActivityInstrumentationTestCase<LLEditTextThenButton> {
     33     private EditText mEditText;
     34     private Button mButton;
     35 
     36 
     37     public TouchModeFocusableTest() {
     38         super("com.android.frameworks.coretests", LLEditTextThenButton.class);
     39     }
     40 
     41     @Override
     42     protected void setUp() throws Exception {
     43         super.setUp();
     44 
     45         mEditText = getActivity().getEditText();
     46         mButton = getActivity().getButton();
     47     }
     48 
     49     @MediumTest
     50     public void testPreconditions() {
     51         assertFalse("should not be in touch mode to start off", mButton.isInTouchMode());
     52         assertTrue("edit text should have focus", mEditText.isFocused());
     53         assertTrue("edit text should be focusable in touch mode", mEditText.isFocusableInTouchMode());
     54     }
     55 
     56     @MediumTest
     57     public void testClickButtonEditTextKeepsFocus() {
     58         assertInTouchModeAfterTap(this, mButton);
     59         assertTrue("should be in touch mode", mButton.isInTouchMode());
     60         assertTrue("edit text should still have focus", mEditText.isFocused());
     61     }
     62 
     63     @LargeTest
     64     public void testClickEditTextGivesItFocus() {
     65         // go down to button
     66         getActivity().runOnUiThread(() -> mButton.requestFocus());
     67         getInstrumentation().waitForIdleSync();
     68         assertTrue("button should have focus", mButton.isFocused());
     69 
     70         assertInTouchModeAfterClick(this, mEditText);
     71         assertTrue("clicking edit text should have entered touch mode", mButton.isInTouchMode());
     72         assertTrue("clicking edit text should have given it focus", mEditText.isFocused());
     73     }
     74 
     75 
     76     // entering touch mode takes focus away from the currently focused item if it
     77     // isn't focusable in touch mode.
     78     @LargeTest
     79     public void testEnterTouchModeGivesFocusBackToFocusableInTouchMode() {
     80         getActivity().runOnUiThread(() -> mButton.requestFocus());
     81         getInstrumentation().waitForIdleSync();
     82 
     83         assertTrue("button should have focus",
     84                 mButton.isFocused());
     85 
     86         assertInTouchModeAfterClick(this, mButton);
     87         assertTrue("should be in touch mode", mButton.isInTouchMode());
     88         assertNull("nothing should have focus", getActivity().getCurrentFocus());
     89         assertFalse("layout should not have focus",
     90                 getActivity().getLayout().hasFocus());
     91     }
     92 }
     93