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Android example source code file (GridTouchStackFromBottomManyTest.java)

This example Android source code file (GridTouchStackFromBottomManyTest.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, exception, gridstackfrombottommany, gridtouchstackfrombottommanytest, gridview, item, largetest, last, mediumtest, override, selection, test, ui, view, widget

The GridTouchStackFromBottomManyTest.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.widget.gridview.touch;

import android.test.suitebuilder.annotation.LargeTest;
import android.test.suitebuilder.annotation.MediumTest;
import android.test.TouchUtils;
import android.widget.gridview.GridStackFromBottomMany;

import android.widget.GridView;
import android.view.View;
import android.test.ActivityInstrumentationTestCase;

public class GridTouchStackFromBottomManyTest extends ActivityInstrumentationTestCase<GridStackFromBottomMany> {
    private GridStackFromBottomMany mActivity;
    private GridView mGridView;

    public GridTouchStackFromBottomManyTest() {
        super("com.android.frameworks.coretests", GridStackFromBottomMany.class);
    }

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

        mActivity = getActivity();
        mGridView = getActivity().getGridView();
    }

    @MediumTest
    public void testPreconditions() {
        assertNotNull(mActivity);
        assertNotNull(mGridView);

        // Last item should be selected
        assertEquals(mGridView.getAdapter().getCount() - 1, mGridView.getSelectedItemPosition());
    }

    @LargeTest
    public void testScrollToTop() {
        View firstChild;
        TouchUtils.scrollToTop(this, mGridView);

        // Nothing should be selected
        assertEquals("Selection still available after touch", -1,
                mGridView.getSelectedItemPosition());

        firstChild = mGridView.getChildAt(0);

        assertEquals("Item zero not the first child in the grid", 0, firstChild.getId());

        assertEquals("Item zero not at the top of the grid",
                mGridView.getListPaddingTop(), firstChild.getTop());
    }

    @MediumTest
    public void testScrollToBottom() {
        TouchUtils.scrollToBottom(this, mGridView);

        // Nothing should be selected
        assertEquals("Selection still available after touch", -1,
                mGridView.getSelectedItemPosition());

        View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1);

        assertEquals("Grid is not scrolled to the bottom", mGridView.getAdapter().getCount() - 1,
                lastChild.getId());

        assertEquals("Last item is not touching the bottom edge",
                mGridView.getHeight() - mGridView.getListPaddingBottom(), lastChild.getBottom());
    }
}

Other Android examples (source code examples)

Here is a short list of links related to this Android GridTouchStackFromBottomManyTest.java source code file:

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