// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.webview_shell.test;
import static org.chromium.base.test.util.ScalableTimeout.scaleTimeout;
import android.os.Handler;
import android.webkit.WebView;
import androidx.test.InstrumentationRegistry;
import androidx.test.filters.MediumTest;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.chromium.base.test.BaseActivityTestRule;
import org.chromium.base.test.BaseJUnit4ClassRunner;
import org.chromium.base.test.util.DisabledTest;
import org.chromium.webview_shell.WebPlatformTestsActivity;
import java.util.ArrayList;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
/** Tests to ensure that system webview shell can handle WPT tests correctly. */
@RunWith(BaseJUnit4ClassRunner.class)
public class WebPlatformTestsActivityTest {
private static final int CHILD_LAYOUT_ADDED = 1;
private static final int CHILD_LAYOUT_REMOVED = 2;
private static final long TEST_TIMEOUT_IN_SECONDS = scaleTimeout(5);
private static final long ON_CREATE_WINDOW_DELAY_MS = 100;
private static final String OPEN_CLOSE_TEST_WINDOW_SCRIPT =
"<html><head><script>function ensure_test_window() {"
+ " if (!this.test_window || this.test_window.location === null) {"
+ " this.test_window = window.open('about:blank', 800, 600);"
// Adding delay due to https://crbug.com/1002727
+ " setTimeout(function() { this.test_window.close(); }, "
+ ON_CREATE_WINDOW_DELAY_MS
+ ");"
+ " }"
+ "};"
+ "ensure_test_window();"
+ "</script></head><body>TestRunner Window</body></html>";
private static final String MULTIPLE_OPEN_CLOSE_TEST_WINDOW_SCRIPT =
"<html><head><script>function ensure_test_window() {"
+ " if (!this.test_window || this.test_window.location === null) {"
+ " this.test_window = window.open('about:blank', 800, 600);"
+ " }"
+ "};"
+ "ensure_test_window();"
+ "</script></head><body>TestRunner Window</body></html>";
private WebPlatformTestsActivity mTestActivity;
@Rule
public BaseActivityTestRule<WebPlatformTestsActivity> mActivityTestRule =
new BaseActivityTestRule<>(WebPlatformTestsActivity.class);
@Before
public void setUp() {
mActivityTestRule.launchActivity(null);
mTestActivity = mActivityTestRule.getActivity();
}
@Test
@MediumTest
@DisabledTest(message = "https://crbug.com/1096214")
public void testOpenCloseWindow() throws Exception {
final BlockingQueue<Integer> queue = new LinkedBlockingQueue<>();
InstrumentationRegistry.getInstrumentation()
.runOnMainSync(
() -> {
mTestActivity.setTestCallback(
new WebPlatformTestsActivity.TestCallback() {
@Override
public void onChildLayoutAdded(WebView webView) {
queue.add(CHILD_LAYOUT_ADDED);
}
@Override
public void onChildLayoutRemoved() {
queue.add(CHILD_LAYOUT_REMOVED);
}
});
WebView webView = mTestActivity.getTestRunnerWebView();
webView.loadDataWithBaseURL(
"https://some.domain.test/",
OPEN_CLOSE_TEST_WINDOW_SCRIPT,
"text/html",
null,
null);
});
assertNextElementFromQueue("Child window should be added.", CHILD_LAYOUT_ADDED, queue);
assertNextElementFromQueue("Child window should be removed.", CHILD_LAYOUT_REMOVED, queue);
}
@Test
@MediumTest
public void testNestedOpensAndCloses() throws Exception {
final BlockingQueue<Integer> queue = new LinkedBlockingQueue<>();
final int depthToTest = 3;
ArrayList<WebView> webViewList = new ArrayList<>();
var testCallback =
new WebPlatformTestsActivity.TestCallback() {
private int mDepthCounter = 1; // one popup window is already opened by script.
@Override
public void onChildLayoutAdded(WebView webView) {
// This logic should be moved to onPageFinished() once
// https://crbug.com/1002727 is fixed.
if (mDepthCounter < depthToTest) {
// Open another popup. Call evaluateJavascript later
// since loading may not have completed. This
// delay is also needed in opening new popup
// window due to https://crbug.com/1002727.
String js = "window.open('about:blank', '_blank');";
new Handler()
.postDelayed(
() -> webView.evaluateJavascript(js, null),
ON_CREATE_WINDOW_DELAY_MS);
mDepthCounter++;
}
webViewList.add(webView);
queue.add(CHILD_LAYOUT_ADDED);
}
@Override
public void onChildLayoutRemoved() {
queue.add(CHILD_LAYOUT_REMOVED);
}
};
// Open 'depthToTest' number of windows.
InstrumentationRegistry.getInstrumentation()
.runOnMainSync(
() -> {
mTestActivity.setTestCallback(testCallback);
WebView webView = mTestActivity.getTestRunnerWebView();
webView.loadDataWithBaseURL(
"https://some.domain.test/",
MULTIPLE_OPEN_CLOSE_TEST_WINDOW_SCRIPT,
"text/html",
null,
null);
});
// Wait until the last creation has been finished.
for (int i = 0; i < depthToTest; ++i) {
assertNextElementFromQueue(
i + "-th child window should be added.", CHILD_LAYOUT_ADDED, queue);
}
// Close the windows in reverse order.
for (int i = depthToTest - 1; i >= 0; --i) {
WebView webView = webViewList.get(i);
// Add a delay here due to https://crbug.com/1002727.
InstrumentationRegistry.getInstrumentation()
.runOnMainSync(
() -> {
String js = "window.close();";
new Handler()
.postDelayed(
() -> webView.evaluateJavascript(js, null),
ON_CREATE_WINDOW_DELAY_MS);
});
assertNextElementFromQueue(
i + "-th child window should be removed.", CHILD_LAYOUT_REMOVED, queue);
}
}
private void assertNextElementFromQueue(String msg, int expected, BlockingQueue<Integer> queue)
throws Exception {
Integer element = queue.poll(TEST_TIMEOUT_IN_SECONDS, TimeUnit.SECONDS);
if (element == null) throw new TimeoutException("Timeout while asserting: " + msg);
Assert.assertEquals(msg, Integer.valueOf(expected), element);
}
}
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