| /* |
| * 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.widget; |
| |
| import static android.widget.TextView.UNKNOWN_BORING; |
| |
| import android.content.Context; |
| import android.graphics.Canvas; |
| import android.graphics.RecordingCanvas; |
| import android.graphics.RenderNode; |
| import android.perftests.utils.BenchmarkState; |
| import android.perftests.utils.PerfStatusReporter; |
| import android.support.test.InstrumentationRegistry; |
| import android.support.test.filters.LargeTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.text.BoringLayout; |
| import android.text.Layout; |
| import android.text.PrecomputedText; |
| import android.text.TextPaint; |
| import android.text.TextPerfUtils; |
| import android.view.View.MeasureSpec; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| @LargeTest |
| @RunWith(AndroidJUnit4.class) |
| public class TextViewPrecomputedTextPerfTest { |
| 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 TextViewPrecomputedTextPerfTest() {} |
| |
| private static class TestableTextView extends TextView { |
| public TestableTextView(Context ctx) { |
| super(ctx); |
| } |
| |
| public void onMeasure(int w, int h) { |
| super.onMeasure(w, h); |
| } |
| |
| public void onDraw(Canvas canvas) { |
| super.onDraw(canvas); |
| } |
| } |
| |
| @Rule |
| public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter(); |
| |
| private TextPerfUtils mTextUtil = new TextPerfUtils(); |
| |
| @Before |
| public void setUp() { |
| mTextUtil.resetRandom(0 /* seed */); |
| } |
| |
| private static Context getContext() { |
| return InstrumentationRegistry.getTargetContext(); |
| } |
| |
| @Test |
| public void testNewLayout_RandomText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TextView textView = new TextView(getContext()); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| textView.setText(text); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.makeNewLayout(TEXT_WIDTH, TEXT_WIDTH, UNKNOWN_BORING, UNKNOWN_BORING, |
| TEXT_WIDTH, false); |
| } |
| } |
| |
| @Test |
| public void testNewLayout_RandomText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TextView textView = new TextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| textView.setText(text); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.makeNewLayout(TEXT_WIDTH, TEXT_WIDTH, UNKNOWN_BORING, UNKNOWN_BORING, |
| TEXT_WIDTH, false); |
| } |
| } |
| |
| @Test |
| public void testNewLayout_PrecomputedText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TextView textView = new TextView(getContext()); |
| textView.setTextMetricsParams(params); |
| textView.setText(text); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.makeNewLayout(TEXT_WIDTH, TEXT_WIDTH, UNKNOWN_BORING, UNKNOWN_BORING, |
| TEXT_WIDTH, false); |
| } |
| } |
| |
| @Test |
| public void testNewLayout_PrecomputedText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TextView textView = new TextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setTextMetricsParams(params); |
| textView.setText(text); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.makeNewLayout(TEXT_WIDTH, TEXT_WIDTH, UNKNOWN_BORING, UNKNOWN_BORING, |
| TEXT_WIDTH, false); |
| } |
| } |
| |
| @Test |
| public void testSetText_RandomText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TextView textView = new TextView(getContext()); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.setText(text); |
| } |
| } |
| |
| @Test |
| public void testSetText_RandomText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TextView textView = new TextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.setText(text); |
| } |
| } |
| |
| @Test |
| public void testSetText_PrecomputedText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TextView textView = new TextView(getContext()); |
| textView.setTextMetricsParams(params); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.setText(text); |
| } |
| } |
| |
| @Test |
| public void testSetText_PrecomputedText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| BoringLayout.Metrics metrics = new BoringLayout.Metrics(); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TextView textView = new TextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setTextMetricsParams(params); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.setText(text); |
| } |
| } |
| |
| @Test |
| public void testOnMeasure_RandomText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(TEXT_WIDTH, MeasureSpec.AT_MOST); |
| int height = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| textView.setText(text); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onMeasure(width, height); |
| } |
| } |
| |
| @Test |
| public void testOnMeasure_RandomText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(TEXT_WIDTH, MeasureSpec.AT_MOST); |
| int height = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| textView.setText(text); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onMeasure(width, height); |
| } |
| } |
| |
| @Test |
| public void testOnMeasure_PrecomputedText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(TEXT_WIDTH, MeasureSpec.AT_MOST); |
| int height = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setTextMetricsParams(params); |
| textView.setText(text); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onMeasure(width, height); |
| } |
| } |
| |
| @Test |
| public void testOnMeasure_PrecomputedText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(TEXT_WIDTH, MeasureSpec.AT_MOST); |
| int height = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setTextMetricsParams(params); |
| textView.setText(text); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onMeasure(width, height); |
| } |
| } |
| |
| @Test |
| public void testOnDraw_RandomText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(TEXT_WIDTH, MeasureSpec.AT_MOST); |
| int height = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); |
| final RenderNode node = RenderNode.create("benchmark", null); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| textView.setText(text); |
| textView.measure(width, height); |
| textView.layout(0, 0, textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| final RecordingCanvas c = node.startRecording( |
| textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onDraw(c); |
| node.endRecording(); |
| } |
| } |
| |
| @Test |
| public void testOnDraw_RandomText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(TEXT_WIDTH, MeasureSpec.AT_MOST); |
| int height = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); |
| final RenderNode node = RenderNode.create("benchmark", null); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final CharSequence text = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED); |
| textView.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL); |
| textView.setText(text); |
| textView.measure(width, height); |
| textView.layout(0, 0, textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| final RecordingCanvas c = node.startRecording( |
| textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onDraw(c); |
| node.endRecording(); |
| } |
| } |
| |
| @Test |
| public void testOnDraw_PrecomputedText() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(TEXT_WIDTH, MeasureSpec.AT_MOST); |
| int height = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); |
| final RenderNode node = RenderNode.create("benchmark", null); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setTextMetricsParams(params); |
| textView.setText(text); |
| textView.measure(width, height); |
| textView.layout(0, 0, textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| final RecordingCanvas c = node.startRecording( |
| textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onDraw(c); |
| node.endRecording(); |
| } |
| } |
| |
| @Test |
| public void testOnDraw_PrecomputedText_Selectable() { |
| final BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| int width = MeasureSpec.makeMeasureSpec(MeasureSpec.AT_MOST, TEXT_WIDTH); |
| int height = MeasureSpec.makeMeasureSpec(MeasureSpec.UNSPECIFIED, 0); |
| final RenderNode node = RenderNode.create("benchmark", null); |
| while (state.keepRunning()) { |
| state.pauseTiming(); |
| final PrecomputedText.Params params = new PrecomputedText.Params.Builder(PAINT) |
| .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL) |
| .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED).build(); |
| final CharSequence text = PrecomputedText.create( |
| mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), params); |
| final TestableTextView textView = new TestableTextView(getContext()); |
| textView.setTextIsSelectable(true); |
| textView.setTextMetricsParams(params); |
| textView.setText(text); |
| textView.measure(width, height); |
| textView.layout(0, 0, textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| final RecordingCanvas c = node.startRecording( |
| textView.getMeasuredWidth(), textView.getMeasuredHeight()); |
| textView.nullLayouts(); |
| Canvas.freeTextLayoutCaches(); |
| state.resumeTiming(); |
| |
| textView.onDraw(c); |
| node.endRecording(); |
| } |
| } |
| } |