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Android example source code file (GridSetSelectionBaseTest.java)
This example Android source code file (GridSetSelectionBaseTest.java) is included in the DevDaily.com
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The GridSetSelectionBaseTest.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;
import android.util.GridScenario;
import android.test.ActivityInstrumentationTestCase;
import android.test.suitebuilder.annotation.MediumTest;
import android.test.ViewAsserts;
import android.widget.GridView;
public class GridSetSelectionBaseTest<T extends GridScenario> extends ActivityInstrumentationTestCase {
private T mActivity;
private GridView mGridView;
protected GridSetSelectionBaseTest(Class<T> klass) {
super("com.android.frameworks.coretests", klass);
}
@Override
protected void setUp() throws Exception {
super.setUp();
mActivity = getActivity();
mGridView = getActivity().getGridView();
}
@MediumTest
public void testPreconditions() {
assertNotNull(mActivity);
assertNotNull(mGridView);
// First item should be selected
if (mGridView.isStackFromBottom()) {
assertEquals(mGridView.getAdapter().getCount() - 1,
mGridView.getSelectedItemPosition());
} else {
assertEquals(0, mGridView.getSelectedItemPosition());
}
}
@MediumTest
public void testSetSelectionToTheEnd() {
final int target = mGridView.getAdapter().getCount() - 1;
mActivity.runOnUiThread(new Runnable() {
public void run() {
mGridView.setSelection(target);
}
});
getInstrumentation().waitForIdleSync();
assertEquals(mGridView.getSelectedItemPosition(), target);
assertNotNull(mGridView.getSelectedView());
ViewAsserts.assertOnScreen(mGridView, mGridView.getSelectedView());
}
@MediumTest
public void testSetSelectionToMiddle() {
final int target = mGridView.getAdapter().getCount() / 2;
mActivity.runOnUiThread(new Runnable() {
public void run() {
mGridView.setSelection(target);
}
});
getInstrumentation().waitForIdleSync();
assertEquals(mGridView.getSelectedItemPosition(), target);
assertNotNull(mGridView.getSelectedView());
ViewAsserts.assertOnScreen(mGridView, mGridView.getSelectedView());
}
@MediumTest
public void testSetSelectionToTheTop() {
mActivity.runOnUiThread(new Runnable() {
public void run() {
mGridView.setSelection(0);
}
});
getInstrumentation().waitForIdleSync();
assertEquals(mGridView.getSelectedItemPosition(), 0);
assertNotNull(mGridView.getSelectedView());
ViewAsserts.assertOnScreen(mGridView, mGridView.getSelectedView());
}
}
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