Merge "Add XmlSerializerPerfTest" am: 270337f961 am: 906e606242 am: e0b8fdd5d3
Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2259542
Change-Id: I9afdbb094892180208d9a9ecbcc5b390b22a40e2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/apct-tests/perftests/core/src/android/libcore/XmlSerializerPerfTest.java b/apct-tests/perftests/core/src/android/libcore/XmlSerializerPerfTest.java
new file mode 100644
index 0000000..412cb5a
--- /dev/null
+++ b/apct-tests/perftests/core/src/android/libcore/XmlSerializerPerfTest.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2022 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.libcore;
+
+import android.perftests.utils.BenchmarkState;
+import android.perftests.utils.PerfStatusReporter;
+import android.test.suitebuilder.annotation.LargeTest;
+import android.util.Xml;
+
+import androidx.test.runner.AndroidJUnit4;
+
+import libcore.util.XmlObjectFactory;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.xmlpull.v1.XmlSerializer;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * Compares various kinds of method invocation.
+ */
+@RunWith(AndroidJUnit4.class)
+@LargeTest
+public class XmlSerializerPerfTest {
+
+ @Rule
+ public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();
+
+ @Test
+ public void timeFastSerializer_nonIndent_depth100() throws IOException {
+ BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+ while (state.keepRunning()) {
+ XmlSerializer serializer = Xml.newFastSerializer();
+ runTest(serializer, 100);
+ }
+ }
+
+ @Test
+ public void timeFastSerializer_indent_depth100() throws IOException {
+ BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+ while (state.keepRunning()) {
+ XmlSerializer serializer = Xml.newFastSerializer();
+ serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true);
+ runTest(serializer, 100);
+ }
+ }
+
+ @Test
+ public void timeKXmlSerializer_nonIndent_depth100() throws IOException {
+ BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+ while (state.keepRunning()) {
+ XmlSerializer serializer = XmlObjectFactory.newXmlSerializer();
+ runTest(serializer, 100);
+ }
+ }
+
+ @Test
+ public void timeKXmlSerializer_indent_depth100() throws IOException {
+ BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+ while (state.keepRunning()) {
+ XmlSerializer serializer = XmlObjectFactory.newXmlSerializer();
+ serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true);
+ runTest(serializer, 100);
+ }
+ }
+
+ private void runTest(XmlSerializer serializer, int depth) throws IOException {
+ File file = File.createTempFile(XmlSerializerPerfTest.class.getSimpleName(), "tmp");
+ try (OutputStream out = new FileOutputStream(file)) {
+ serializer.setOutput(out, StandardCharsets.UTF_8.name());
+ serializer.startDocument(null, true);
+ writeContent(serializer, depth);
+ serializer.endDocument();
+ }
+ }
+
+ private void writeContent(XmlSerializer serializer, int depth) throws IOException {
+ serializer.startTag(null, "tag");
+ serializer.attribute(null, "attribute", "value1");
+ if (depth > 0) {
+ writeContent(serializer, depth - 1);
+ }
+ serializer.endTag(null, "tag");
+ }
+
+}