tests/tests/webkit/src/android/webkit/cts/WebViewTransportTest.java

/*
 * Copyright (C) 2009 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.webkit.cts;

import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;

import android.webkit.WebView;
import android.webkit.WebView.WebViewTransport;

import androidx.test.ext.junit.rules.ActivityScenarioRule;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import androidx.test.filters.MediumTest;

import com.android.compatibility.common.util.NullWebViewUtils;

import org.junit.Assume;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;

@MediumTest
@RunWith(AndroidJUnit4.class)
public class WebViewTransportTest extends SharedWebViewTest {
    @Rule
    public ActivityScenarioRule mActivityScenarioRule =
            new ActivityScenarioRule(WebViewCtsActivity.class);

    @Override
    protected SharedWebViewTestEnvironment createTestEnvironment() {
        Assume.assumeTrue("WebView is not available", NullWebViewUtils.isWebViewAvailable());

        SharedWebViewTestEnvironment.Builder builder = new SharedWebViewTestEnvironment.Builder();

        mActivityScenarioRule
                .getScenario()
                .onActivity(
                        activity -> {
                            WebView webView = ((WebViewCtsActivity) activity).getWebView();
                            builder.setHostAppInvoker(
                                            SharedWebViewTestEnvironment.createHostAppInvoker(
                                                    activity))
                                    .setWebView(webView);
                        });

        return builder.build();
    }

    @Test
    public void testAccessWebView() {
        WebkitUtils.onMainThreadSync(() -> {
            WebView webView = getTestEnvironment().getWebView();
            WebViewTransport transport = webView.new WebViewTransport();

            assertNull(transport.getWebView());

            transport.setWebView(webView);
            assertSame(webView, transport.getWebView());
        });
    }
}