Merge "Add more test configuration to StaticLayoutPerfTest" (2ad16ddb) · Commits · e / os / android_frameworks_base

apct-tests/perftests/core/src/android/text/StaticLayoutPerfTest.java

+112 −29

Original line number	Original line	Diff line number	Diff line
	@@ -22,6 +22,11 @@ import android.perftests.utils.PerfStatusReporter;
	import android.support.test.filters.LargeTest;		import android.support.test.filters.LargeTest;
	import android.support.test.runner.AndroidJUnit4;		import android.support.test.runner.AndroidJUnit4;

			import android.content.res.ColorStateList;
			import android.graphics.Typeface;
			import android.text.Layout;
			import android.text.style.TextAppearanceSpan;

	import org.junit.Rule;		import org.junit.Rule;
	import org.junit.Test;		import org.junit.Test;
	import org.junit.runner.RunWith;		import org.junit.runner.RunWith;
	@@ -33,40 +38,35 @@ import java.util.Random;
	@RunWith(AndroidJUnit4.class)		@RunWith(AndroidJUnit4.class)
	public class StaticLayoutPerfTest {		public class StaticLayoutPerfTest {

	public StaticLayoutPerfTest() {		public StaticLayoutPerfTest() {}
	}

	@Rule		@Rule
	public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();		public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter();

	private static final String FIXED_TEXT = "Lorem ipsum dolor sit amet, consectetur adipiscing "		private static final int WORD_LENGTH = 9; // Random word has 9 characters.
	+ "elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad "		private static final int WORDS_IN_LINE = 8; // Roughly, 8 words in a line.
	+ "minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea "		private static final int PARA_LENGTH = 500; // Number of characters in a paragraph.
	+ "commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse "
	+ "cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non "
	+ "proident, sunt in culpa qui officia deserunt mollit anim id est laborum.";
	private static final int FIXED_TEXT_LENGTH = FIXED_TEXT.length();

	private static TextPaint PAINT = new TextPaint();		private static final boolean NO_STYLE_TEXT = false;
	private static final int TEXT_WIDTH = 20 * (int) PAINT.getTextSize();		private static final boolean STYLE_TEXT = true;

	@Test		private final Random mRandom = new Random(31415926535L);
	public void testCreate() {
	final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
	while (state.keepRunning()) {
	StaticLayout.Builder.obtain(FIXED_TEXT, 0, FIXED_TEXT_LENGTH, PAINT, TEXT_WIDTH)
	.build();
	}
	}

	private static final String ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";		private static final String ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
	private static final int ALPHABET_LENGTH = ALPHABET.length();		private static final int ALPHABET_LENGTH = ALPHABET.length();

	private static final int PARA_LENGTH = 500;		private static final ColorStateList TEXT_COLOR = ColorStateList.valueOf(0x00000000);
			private static final String[] FAMILIES = { "sans-serif", "serif", "monospace" };
			private static final int[] STYLES = {
			Typeface.NORMAL, Typeface.BOLD, Typeface.ITALIC, Typeface.BOLD_ITALIC
			};

	private final char[] mBuffer = new char[PARA_LENGTH];		private final char[] mBuffer = new char[PARA_LENGTH];
	private final Random mRandom = new Random(31415926535L);

	private CharSequence generateRandomParagraph(int wordLen) {		private static TextPaint PAINT = new TextPaint();
			private static final int TEXT_WIDTH = WORDS_IN_LINE * WORD_LENGTH * (int) PAINT.getTextSize();

			private CharSequence generateRandomParagraph(int wordLen, boolean applyRandomStyle) {
	for (int i = 0; i < PARA_LENGTH; i++) {		for (int i = 0; i < PARA_LENGTH; i++) {
	if (i % (wordLen + 1) == wordLen) {		if (i % (wordLen + 1) == wordLen) {
	mBuffer[i] = ' ';		mBuffer[i] = ' ';
	@@ -74,29 +74,112 @@ public class StaticLayoutPerfTest {
	mBuffer[i] = ALPHABET.charAt(mRandom.nextInt(ALPHABET_LENGTH));		mBuffer[i] = ALPHABET.charAt(mRandom.nextInt(ALPHABET_LENGTH));
	}		}
	}		}
	return CharBuffer.wrap(mBuffer);
			CharSequence cs = CharBuffer.wrap(mBuffer);
			if (!applyRandomStyle) {
			return cs;
			}

			SpannableStringBuilder ssb = new SpannableStringBuilder(cs);
			for (int i = 0; i < ssb.length(); i += WORD_LENGTH) {
			final int spanStart = i;
			final int spanEnd = (i + WORD_LENGTH) > ssb.length() ? ssb.length() : i + WORD_LENGTH;

			final TextAppearanceSpan span = new TextAppearanceSpan(
			FAMILIES[mRandom.nextInt(FAMILIES.length)],
			STYLES[mRandom.nextInt(STYLES.length)],
			24 + mRandom.nextInt(32), // text size. min 24 max 56
			TEXT_COLOR, TEXT_COLOR);

			ssb.setSpan(span, spanStart, spanEnd, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
			}
			return ssb;
			}

			@Test
			public void testCreate_FixedText_NoStyle_Greedy_NoHyphenation() {
			final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
			final CharSequence text = generateRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
			while (state.keepRunning()) {
			StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)
			.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
			.setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
			.build();
			}
			}

			@Test
			public void testCreate_RandomText_NoStyled_Greedy_NoHyphenation() {
			final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
			while (state.keepRunning()) {
			state.pauseTiming();
			final CharSequence text = generateRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
			state.resumeTiming();

			StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)
			.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
			.setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
			.build();
			}
	}		}

	// This tries to simulate the case where the cache hit rate is low, and most of the text is
	// new text.
	@Test		@Test
	public void testCreateRandom() {		public void testCreate_RandomText_NoStyled_Greedy_Hyphenation() {
	final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();		final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
	while (state.keepRunning()) {		while (state.keepRunning()) {
	final CharSequence text = generateRandomParagraph(9);		state.pauseTiming();
			final CharSequence text = generateRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
			state.resumeTiming();

	StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)		StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)
			.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
			.setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
	.build();		.build();
	}		}
	}		}

	@Test		@Test
	public void testCreateRandom_breakBalanced() {		public void testCreate_RandomText_NoStyled_Balanced_NoHyphenation() {
	final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();		final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
	while (state.keepRunning()) {		while (state.keepRunning()) {
	final CharSequence text = generateRandomParagraph(9);		state.pauseTiming();
			final CharSequence text = generateRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
			state.resumeTiming();

	StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)		StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)
			.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
	.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)		.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
	.build();		.build();
	}		}
	}		}

			@Test
			public void testCreate_RandomText_NoStyled_Balanced_Hyphenation() {
			final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
			while (state.keepRunning()) {
			state.pauseTiming();
			final CharSequence text = generateRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
			state.resumeTiming();

			StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)
			.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
			.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
			.build();
			}
			}

			@Test
			public void testCreate_RandomText_Styled_Greedy_NoHyphenation() {
			final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
			while (state.keepRunning()) {
			state.pauseTiming();
			final CharSequence text = generateRandomParagraph(WORD_LENGTH, STYLE_TEXT);
			state.resumeTiming();

			StaticLayout.Builder.obtain(text, 0, text.length(), PAINT, TEXT_WIDTH)
			.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
			.setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
			.build();
			}
			}
	}		}