Android example source code file (VisibilityTest.java)

This example Android source code file (VisibilityTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

activityinstrumentationtestcase, android, button, dpad_center, dpad_left, dpad_right, exception, keycode_dpad_center, keycode_dpad_right, largetest, mediumtest, override, test, textview, ui, view, visibilitytest, widget

The VisibilityTest.java Android example source code

/*
 * 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.view.Visibility;
import com.android.frameworks.coretests.R;

import android.test.ActivityInstrumentationTestCase;
import android.test.suitebuilder.annotation.LargeTest;
import android.test.suitebuilder.annotation.MediumTest;
import android.widget.Button;
import android.widget.TextView;
import android.view.View;
import static android.view.KeyEvent.*;

/**
 * Exercises {@link android.view.View}'s ability to change visibility between
 * GONE, VISIBLE and INVISIBLE.
 */
public class VisibilityTest extends ActivityInstrumentationTestCase<Visibility> {
    private TextView mRefUp;
    private TextView mRefDown;
    private TextView mVictim;
    private Button mVisible;
    private Button mInvisible;
    private Button mGone;

    public VisibilityTest() {
        super("com.android.frameworks.coretests", Visibility.class);
    }

    @Override
    public void setUp() throws Exception {
        super.setUp();

        final Visibility a = getActivity();
        mRefUp = (TextView) a.findViewById(R.id.refUp);
        mRefDown = (TextView) a.findViewById(R.id.refDown);
        mVictim = (TextView) a.findViewById(R.id.victim);
        mVisible = (Button) a.findViewById(R.id.vis);
        mInvisible = (Button) a.findViewById(R.id.invis);
        mGone = (Button) a.findViewById(R.id.gone);
    }

    @MediumTest
    public void testSetUpConditions() throws Exception {
        assertNotNull(mRefUp);
        assertNotNull(mRefDown);
        assertNotNull(mVictim);
        assertNotNull(mVisible);
        assertNotNull(mInvisible);
        assertNotNull(mGone);

        assertTrue(mVisible.hasFocus());
    }

    @MediumTest
    public void testVisibleToInvisible() throws Exception {
        sendKeys("DPAD_RIGHT");
        assertTrue(mInvisible.hasFocus());

        int oldTop = mVictim.getTop();

        sendKeys("DPAD_CENTER");
        assertEquals(View.INVISIBLE, mVictim.getVisibility());

        int newTop = mVictim.getTop();
        assertEquals(oldTop, newTop);
    }

    @MediumTest
    public void testVisibleToGone() throws Exception {
        //sendKeys("2*DPAD_RIGHT");
        sendRepeatedKeys(2, KEYCODE_DPAD_RIGHT);
        assertTrue(mGone.hasFocus());

        int oldTop = mVictim.getTop();

        sendKeys("DPAD_CENTER");
        assertEquals(View.GONE, mVictim.getVisibility());

        int refDownTop = mRefDown.getTop();
        assertEquals(oldTop, refDownTop);
    }

    @LargeTest
    public void testGoneToVisible() throws Exception {
        sendKeys("2*DPAD_RIGHT");
        assertTrue(mGone.hasFocus());

        int oldTop = mVictim.getTop();

        sendKeys("DPAD_CENTER");
        assertEquals(View.GONE, mVictim.getVisibility());

        int refDownTop = mRefDown.getTop();
        assertEquals(oldTop, refDownTop);

        sendKeys("2*DPAD_LEFT DPAD_CENTER");
        assertEquals(View.VISIBLE, mVictim.getVisibility());

        int newTop = mVictim.getTop();
        assertEquals(oldTop, newTop);
    }

    @MediumTest
    public void testGoneToInvisible() throws Exception {
        sendKeys("2*DPAD_RIGHT");
        assertTrue(mGone.hasFocus());

        int oldTop = mVictim.getTop();

        sendKeys("DPAD_CENTER");
        assertEquals(View.GONE, mVictim.getVisibility());

        int refDownTop = mRefDown.getTop();
        assertEquals(oldTop, refDownTop);

        sendKeys(KEYCODE_DPAD_LEFT, KEYCODE_DPAD_CENTER);
        assertEquals(View.INVISIBLE, mVictim.getVisibility());

        int newTop = mVictim.getTop();
        assertEquals(oldTop, newTop);
    }

    @MediumTest
    public void testInvisibleToVisible() throws Exception {
        sendKeys("DPAD_RIGHT");
        assertTrue(mInvisible.hasFocus());

        int oldTop = mVictim.getTop();

        sendKeys("DPAD_CENTER");
        assertEquals(View.INVISIBLE, mVictim.getVisibility());

        int newTop = mVictim.getTop();
        assertEquals(oldTop, newTop);

        sendKeys("DPAD_LEFT DPAD_CENTER");
        assertEquals(View.VISIBLE, mVictim.getVisibility());

        newTop = mVictim.getTop();
        assertEquals(oldTop, newTop);
    }

    @MediumTest
    public void testInvisibleToGone() throws Exception {
        sendKeys("DPAD_RIGHT");        
        assertTrue(mInvisible.hasFocus());

        int oldTop = mVictim.getTop();

        sendKeys("DPAD_CENTER");
        assertEquals(View.INVISIBLE, mVictim.getVisibility());

        int newTop = mVictim.getTop();
        assertEquals(oldTop, newTop);

        sendKeys("DPAD_RIGHT DPAD_CENTER");
        assertEquals(View.GONE, mVictim.getVisibility());

        int refDownTop = mRefDown.getTop();
        assertEquals(oldTop, refDownTop);
    }
}