Import Android SDK Platform P [4697573]

/google/data/ro/projects/android/fetch_artifact \
    --bid 4697573 \
    --target sdk_phone_armv7-win_sdk \
    sdk-repo-linux-sources-4697573.zip

AndroidVersion.ApiLevel has been modified to appear as 28

Change-Id: If80578c3c657366cc9cf75f8db13d46e2dd4e077

1 files changed, 201 insertions, 0 deletions

diff --git a/android/text/PrecomputedTextPerfTest.java b/android/text/PrecomputedTextPerfTest.java
new file mode 100644
index 00000000..1cd0ae13
--- /dev/null
+++ b/android/text/PrecomputedTextPerfTest.java
@@ -0,0 +1,201 @@
+/*
+ * Copyright (C) 2018 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.text;
+
+import static android.text.TextDirectionHeuristics.LTR;
+
+import android.perftests.utils.BenchmarkState;
+import android.perftests.utils.PerfStatusReporter;
+
+import android.support.test.filters.LargeTest;
+import android.support.test.runner.AndroidJUnit4;
+
+import android.content.res.ColorStateList;
+import android.graphics.Canvas;
+import android.graphics.Typeface;
+import android.text.Layout;
+import android.text.style.TextAppearanceSpan;
+import android.view.DisplayListCanvas;
+import android.view.RenderNode;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.nio.CharBuffer;
+import java.util.Random;
+
+@LargeTest
+@RunWith(AndroidJUnit4.class)
+public class PrecomputedTextPerfTest {
+    private static final int WORD_LENGTH = 9;  // Random word has 9 characters.
+    private static final int WORDS_IN_LINE = 8;  // Roughly, 8 words in a line.
+    private static final boolean NO_STYLE_TEXT = false;
+    private static final boolean STYLE_TEXT = true;
+
+    private static TextPaint PAINT = new TextPaint();
+    private static final int TEXT_WIDTH = WORDS_IN_LINE * WORD_LENGTH * (int) PAINT.getTextSize();
+
+    public PrecomputedTextPerfTest() {}
+
+    @Rule
+    public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();
+
+    private TextPerfUtils mTextUtil = new TextPerfUtils();
+
+    @Before
+    public void setUp() {
+        mTextUtil.resetRandom(0 /* seed */);
+    }
+
+    @Test
+    public void testCreate_NoStyled_Hyphenation() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+
+    @Test
+    public void testCreate_NoStyled_NoHyphenation() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+
+    @Test
+    public void testCreate_NoStyled_Hyphenation_WidthOnly() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+
+    @Test
+    public void testCreate_NoStyled_NoHyphenation_WidthOnly() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+
+    @Test
+    public void testCreate_Styled_Hyphenation() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+
+    @Test
+    public void testCreate_Styled_NoHyphenation() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+
+    @Test
+    public void testCreate_Styled_Hyphenation_WidthOnly() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+
+    @Test
+    public void testCreate_Styled_NoHyphenation_WidthOnly() {
+        final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
+        final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+                .setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
+                .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
+                .build();
+
+        while (state.keepRunning()) {
+            state.pauseTiming();
+            final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, STYLE_TEXT);
+            state.resumeTiming();
+
+            PrecomputedText.create(text, param);
+        }
+    }
+}