// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.content.browser;
import android.test.FlakyTest;
import android.test.suitebuilder.annotation.SmallTest;
import org.chromium.base.test.util.Feature;
import org.chromium.base.test.util.UrlUtils;
import org.chromium.content.browser.test.util.Criteria;
import org.chromium.content.browser.test.util.CriteriaHelper;
import org.chromium.content_shell_apk.ContentShellTestBase;
/*
* Tests that we can scroll and fling a ContentView running inside ContentShell.
*/
public class ContentViewScrollingTest extends ContentShellTestBase {
private static final String LARGE_PAGE = UrlUtils.encodeHtmlDataUri(
"" +
"" +
"" +
"Lorem ipsum dolor sit amet, consectetur adipiscing elit." +
"");
private void assertWaitForPageScaleFactor(final float scale) throws InterruptedException {
assertTrue(CriteriaHelper.pollForCriteria(new Criteria() {
@Override
public boolean isSatisfied() {
return getContentViewCore().getScale() == scale;
}
}));
}
private void assertWaitForScroll(final boolean hugLeft, final boolean hugTop)
throws InterruptedException {
assertTrue(CriteriaHelper.pollForCriteria(new Criteria() {
@Override
public boolean isSatisfied() {
// Scrolling and flinging don't result in exact coordinates.
final int MIN_THRESHOLD = 5;
final int MAX_THRESHOLD = 100;
boolean xCorrect = hugLeft ?
getContentViewCore().getNativeScrollXForTest() < MIN_THRESHOLD :
getContentViewCore().getNativeScrollXForTest() > MAX_THRESHOLD;
boolean yCorrect = hugTop ?
getContentViewCore().getNativeScrollYForTest() < MIN_THRESHOLD :
getContentViewCore().getNativeScrollYForTest() > MAX_THRESHOLD;
return xCorrect && yCorrect;
}
}));
}
private void fling(final int vx, final int vy) throws Throwable {
runTestOnUiThread(new Runnable() {
@Override
public void run() {
getContentView().fling(System.currentTimeMillis(), 0, 0, vx, vy);
}
});
}
private void scrollTo(final int x, final int y) throws Throwable {
runTestOnUiThread(new Runnable() {
@Override
public void run() {
getContentView().scrollTo(x, y);
}
});
}
@Override
protected void setUp() throws Exception {
super.setUp();
launchContentShellWithUrl(LARGE_PAGE);
assertTrue("Page failed to load", waitForActiveShellToBeDoneLoading());
assertWaitForPageScaleFactor(1.0f);
assertEquals(0, getContentViewCore().getNativeScrollXForTest());
assertEquals(0, getContentViewCore().getNativeScrollYForTest());
}
/**
* @SmallTest
* @Feature({"Main"})
* crbug.com/224458
*/
@FlakyTest
public void testFling() throws Throwable {
// Vertical fling to lower-left.
fling(0, -1000);
assertWaitForScroll(true, false);
// Horizontal fling to lower-right.
fling(-1000, 0);
assertWaitForScroll(false, false);
// Vertical fling to upper-right.
fling(0, 1000);
assertWaitForScroll(false, true);
// Horizontal fling to top-left.
fling(1000, 0);
assertWaitForScroll(true, true);
// Diagonal fling to bottom-right.
fling(-1000, -1000);
assertWaitForScroll(false, false);
}
/**
* @SmallTest
* @Feature({"Main"})
* crbug.com/224458
*/
@FlakyTest
public void testScroll() throws Throwable {
// Vertical scroll to lower-left.
scrollTo(0, 2500);
assertWaitForScroll(true, false);
// Horizontal scroll to lower-right.
scrollTo(2500, 2500);
assertWaitForScroll(false, false);
// Vertical scroll to upper-right.
scrollTo(2500, 0);
assertWaitForScroll(false, true);
// Horizontal scroll to top-left.
scrollTo(0, 0);
assertWaitForScroll(true, true);
// Diagonal scroll to bottom-right.
scrollTo(2500, 2500);
assertWaitForScroll(false, false);
}
}