| // Copyright 2021 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.android_webview.test; |
| |
| import static org.chromium.android_webview.test.OnlyRunIn.ProcessMode.MULTI_PROCESS; |
| import static org.chromium.android_webview.test.OnlyRunIn.ProcessMode.SINGLE_PROCESS; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import org.jni_zero.JNINamespace; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.UseParametersRunnerFactory; |
| |
| import org.chromium.android_webview.test.util.RendererProcessMetricsProviderUtilsJni; |
| import org.chromium.base.test.util.Feature; |
| import org.chromium.base.test.util.HistogramWatcher; |
| |
| /** Tests for renderer_process_metrics_provider.cc. */ |
| @JNINamespace("android_webview") |
| @RunWith(Parameterized.class) |
| @UseParametersRunnerFactory(AwJUnit4ClassRunnerWithParameters.Factory.class) |
| public class RendererProcessMetricsProviderTest extends AwParameterizedTest { |
| @Rule public AwActivityTestRule mActivityTestRule; |
| |
| private HistogramWatcher mHistogramExpectationSingleProcess; |
| private HistogramWatcher mHistogramExpectationMultiProcess; |
| |
| public RendererProcessMetricsProviderTest(AwSettingsMutation param) { |
| this.mActivityTestRule = new AwActivityTestRule(param.getMutation()); |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| mHistogramExpectationSingleProcess = |
| HistogramWatcher.newBuilder() |
| .expectIntRecordTimes( |
| "Android.WebView.SingleOrMultiProcess", |
| /* sample=single process */ 0, |
| 1) |
| .build(); |
| mHistogramExpectationMultiProcess = |
| HistogramWatcher.newBuilder() |
| .expectIntRecordTimes( |
| "Android.WebView.SingleOrMultiProcess", |
| /* sample=multi process */ 1, |
| 1) |
| .build(); |
| RendererProcessMetricsProviderUtilsJni.get().forceRecordHistograms(); |
| } |
| |
| @Test |
| @Feature({"AndroidWebView"}) |
| @OnlyRunIn(SINGLE_PROCESS) |
| @SmallTest |
| public void testSingleProcessHistograms() throws Throwable { |
| mHistogramExpectationSingleProcess.assertExpected(); |
| } |
| |
| @Test |
| @Feature({"AndroidWebView"}) |
| @OnlyRunIn(MULTI_PROCESS) |
| @SmallTest |
| public void testMultiProcessHistograms() throws Throwable { |
| mHistogramExpectationMultiProcess.assertExpected(); |
| } |
| } |