| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License 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 android.view; |
| |
| import android.test.ActivityInstrumentationTestCase2; |
| import android.widget.Button; |
| import android.widget.TextView; |
| |
| import androidx.test.annotation.UiThreadTest; |
| import androidx.test.filters.MediumTest; |
| |
| import com.android.frameworks.coretests.R; |
| |
| /** |
| * Exercises {@link android.view.View}'s ability to change visibility between |
| * GONE, VISIBLE and INVISIBLE. |
| */ |
| public class VisibilityCallbackTest extends ActivityInstrumentationTestCase2<VisibilityCallback> { |
| private TextView mRefUp; |
| private TextView mRefDown; |
| private VisibilityCallback.MonitoredTextView mVictim; |
| private ViewGroup mParent; |
| private Button mVisible; |
| private Button mInvisible; |
| private Button mGone; |
| |
| public VisibilityCallbackTest() { |
| super("com.android.frameworks.coretests", VisibilityCallback.class); |
| } |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| final VisibilityCallback a = getActivity(); |
| mRefUp = (TextView) a.findViewById(R.id.refUp); |
| mRefDown = (TextView) a.findViewById(R.id.refDown); |
| mVictim = (VisibilityCallback.MonitoredTextView) a.findViewById(R.id.victim); |
| mParent = (ViewGroup) a.findViewById(R.id.parent); |
| mVisible = (Button) a.findViewById(R.id.vis); |
| mInvisible = (Button) a.findViewById(R.id.invis); |
| mGone = (Button) a.findViewById(R.id.gone); |
| |
| mVictim.post(new Runnable() { |
| public void run() { |
| mVictim.setVisibility(View.INVISIBLE); |
| } |
| }); |
| getInstrumentation().waitForIdleSync(); |
| } |
| |
| @MediumTest |
| @UiThreadTest |
| public void testSetUpConditions() throws Exception { |
| assertNotNull(mRefUp); |
| assertNotNull(mRefDown); |
| assertNotNull(mVictim); |
| assertNotNull(mVisible); |
| assertNotNull(mInvisible); |
| assertNotNull(mGone); |
| |
| assertTrue(mVisible.hasFocus()); |
| assertEquals(View.INVISIBLE, mVictim.getVisibility()); |
| assertEquals(View.VISIBLE, mParent.getVisibility()); |
| } |
| |
| @MediumTest |
| @UiThreadTest |
| public void testDirect() throws Exception { |
| mVictim.setVisibility(View.VISIBLE); |
| assertEquals(View.VISIBLE, mVictim.getLastChangedVisibility()); |
| assertEquals(mVictim, mVictim.getLastVisChangedView()); |
| |
| mVictim.setVisibility(View.INVISIBLE); |
| assertEquals(View.INVISIBLE, mVictim.getLastChangedVisibility()); |
| assertEquals(mVictim, mVictim.getLastVisChangedView()); |
| |
| mVictim.setVisibility(View.GONE); |
| assertEquals(View.GONE, mVictim.getLastChangedVisibility()); |
| assertEquals(mVictim, mVictim.getLastVisChangedView()); |
| } |
| |
| @MediumTest |
| @UiThreadTest |
| public void testChild() throws Exception { |
| mParent.setVisibility(View.INVISIBLE); |
| assertEquals(View.INVISIBLE, mVictim.getLastChangedVisibility()); |
| assertEquals(mParent, mVictim.getLastVisChangedView()); |
| |
| mParent.setVisibility(View.GONE); |
| assertEquals(View.GONE, mVictim.getLastChangedVisibility()); |
| assertEquals(mParent, mVictim.getLastVisChangedView()); |
| |
| mParent.setVisibility(View.VISIBLE); |
| assertEquals(View.VISIBLE, mVictim.getLastChangedVisibility()); |
| assertEquals(mParent, mVictim.getLastVisChangedView()); |
| } |
| } |