File	Doc	Category	Size	Date	Package
GridTouchVerticalSpacingTest.java	API Doc	Android 5.1 API	5435	Thu Mar 12 22:22:12 GMT 2015	android.widget.gridview.touch

GridTouchVerticalSpacingTest

• java.lang.Object
  • android.test.ActivityInstrumentationTestCase

Fields Summary
private android.widget.gridview.GridVerticalSpacing	mActivity
private android.widget.GridView	mGridView

Constructors Summary
public GridTouchVerticalSpacingTest() super("com.android.frameworks.coretests", GridVerticalSpacing.class);

Methods Summary
protected void	setUp() super.setUp(); mActivity = getActivity(); mGridView = getActivity().getGridView();
public void	testLongScroll() View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1); int lastTop = lastChild.getTop(); int distance = TouchUtils.dragViewToY(this, lastChild, Gravity.TOP | Gravity.LEFT, mGridView.getTop()); assertEquals("View scrolled to wrong position", lastTop - (distance - ViewConfiguration.getTouchSlop() - 1), lastChild.getTop());
public void	testManyScrolls() int originalCount = mGridView.getChildCount(); View firstChild; int firstId = Integer.MIN_VALUE; int firstTop = Integer.MIN_VALUE; int prevId; int prevTop; do { prevId = firstId; prevTop = firstTop; TouchUtils.dragQuarterScreenUp(this); assertTrue(String.format("Too many children created: %d expected no more than %d", mGridView.getChildCount(), originalCount + 4), mGridView.getChildCount() <= originalCount + 4); firstChild = mGridView.getChildAt(0); firstId = firstChild.getId(); firstTop = firstChild.getTop(); } while ((prevId != firstId) || (prevTop != firstTop)); View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1); assertEquals("Grid is not scrolled to the bottom", mGridView.getAdapter().getCount() - 1, lastChild.getId()); firstId = Integer.MIN_VALUE; firstTop = Integer.MIN_VALUE; do { prevId = firstId; prevTop = firstTop; TouchUtils.dragQuarterScreenDown(this); assertTrue(String.format("Too many children created: %d expected no more than %d", mGridView.getChildCount(), originalCount + 4), mGridView.getChildCount() <= originalCount + 4); firstChild = mGridView.getChildAt(0); firstId = firstChild.getId(); firstTop = firstChild.getTop(); } while ((prevId != firstId) || (prevTop != firstTop)); firstChild = mGridView.getChildAt(0); assertEquals("Grid is not scrolled to the top", 0, firstChild.getId());
public void	testNoScroll() View firstChild = mGridView.getChildAt(0); View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1); int firstTop = firstChild.getTop(); TouchUtils.dragViewBy(this, lastChild, Gravity.TOP | Gravity.LEFT, 0, -(ViewConfiguration.getTouchSlop())); View newFirstChild = mGridView.getChildAt(0); assertEquals("View scrolled too early", firstTop, newFirstChild.getTop()); assertEquals("Wrong view in first position", 0, newFirstChild.getId());
public void	testPreconditions() assertNotNull(mActivity); assertNotNull(mGridView); assertEquals(0, mGridView.getSelectedItemPosition());
public void	testShortScroll() View firstChild = mGridView.getChildAt(0); View lastChild = mGridView.getChildAt(mGridView.getChildCount() - 1); int firstTop = firstChild.getTop(); TouchUtils.dragViewBy(this, lastChild, Gravity.TOP | Gravity.LEFT, 0, -(ViewConfiguration.getTouchSlop() + 1 + 10)); View newFirstChild = mGridView.getChildAt(0); assertEquals("View scrolled to wrong position", firstTop, newFirstChild.getTop() + 10); assertEquals("Wrong view in first position", 0, newFirstChild.getId());