Add memory usage tests for various scripts
Here is an example of test result:
android.text.PrecomputedTextMemoryUsageTest:
MemoryUsage
Arabic Hyphenation : 26,087
Arabic NoHyphenation: 26,087
CJK Hyphenation : 58,515
CJK NoHyphenation : 58,515
Latin Hyphenation : 38,333
Latin NoHyphenation : 16,077
Bug: 72461923
Test: manually
Change-Id: If3df2243cf9901178b3fd34882fb20f499fef5ab
diff --git a/apct-tests/perftests/core/src/android/text/PrecomputedTextMemoryUsageTest.java b/apct-tests/perftests/core/src/android/text/PrecomputedTextMemoryUsageTest.java
index ccbccca..d98df05 100644
--- a/apct-tests/perftests/core/src/android/text/PrecomputedTextMemoryUsageTest.java
+++ b/apct-tests/perftests/core/src/android/text/PrecomputedTextMemoryUsageTest.java
@@ -42,6 +42,7 @@
import java.nio.CharBuffer;
import java.util.Random;
+import java.util.Locale;
@LargeTest
@RunWith(AndroidJUnit4.class)
@@ -49,9 +50,7 @@
private static final int WORD_LENGTH = 9; // Random word has 9 characters.
private static final boolean NO_STYLE_TEXT = false;
- private static TextPaint PAINT = new TextPaint();
-
- private static int TRIAL_COUNT = 100;
+ private static int TRIAL_COUNT = 10;
public PrecomputedTextMemoryUsageTest() {}
@@ -75,9 +74,10 @@
}
@Test
- public void testMemoryUsage_NoHyphenation() {
+ public void testMemoryUsage_Latin_NoHyphenation() {
+ TextPaint paint = new TextPaint();
int[] memories = new int[TRIAL_COUNT];
- final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+ final PrecomputedText.Params param = new PrecomputedText.Params.Builder(paint)
.setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
.build();
@@ -88,13 +88,14 @@
mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), param)
.getMemoryUsage();
}
- reportMemoryUsage(median(memories), "MemoryUsage_NoHyphenation");
+ reportMemoryUsage(median(memories), "MemoryUsage_Latin_NoHyphenation");
}
@Test
- public void testMemoryUsage_Hyphenation() {
+ public void testMemoryUsage_Latin_Hyphenation() {
+ TextPaint paint = new TextPaint();
int[] memories = new int[TRIAL_COUNT];
- final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+ final PrecomputedText.Params param = new PrecomputedText.Params.Builder(paint)
.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
.build();
@@ -105,48 +106,97 @@
mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT), param)
.getMemoryUsage();
}
- reportMemoryUsage(median(memories), "MemoryUsage_Hyphenation");
+ reportMemoryUsage(median(memories), "MemoryUsage_Latin_Hyphenation");
}
@Test
- public void testMemoryUsage_NoHyphenation_WidthOnly() {
+ public void testMemoryUsage_CJK_NoHyphenation() {
+ TextPaint paint = new TextPaint();
int[] memories = new int[TRIAL_COUNT];
- final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+ final PrecomputedText.Params param = new PrecomputedText.Params.Builder(paint)
.setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
.build();
// Report median of randomly generated PrecomputedText.
for (int i = 0; i < TRIAL_COUNT; ++i) {
- CharSequence cs = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
- PrecomputedText.ParagraphInfo[] paragraphInfo =
- PrecomputedText.createMeasuredParagraphs(cs, param, 0, cs.length(), false);
- memories[i] = 0;
- for (PrecomputedText.ParagraphInfo info : paragraphInfo) {
- memories[i] += info.measured.getMemoryUsage();
- }
+ memories[i] = PrecomputedText.create(
+ mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT, "[\\u4E00-\\u9FA0]"),
+ param).getMemoryUsage();
}
- reportMemoryUsage(median(memories), "MemoryUsage_NoHyphenation_WidthOnly");
+ reportMemoryUsage(median(memories), "MemoryUsage_CJK_NoHyphenation");
}
@Test
- public void testMemoryUsage_Hyphenatation_WidthOnly() {
+ public void testMemoryUsage_CJK_Hyphenation() {
+ TextPaint paint = new TextPaint();
int[] memories = new int[TRIAL_COUNT];
- final PrecomputedText.Params param = new PrecomputedText.Params.Builder(PAINT)
+ final PrecomputedText.Params param = new PrecomputedText.Params.Builder(paint)
.setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
.setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
.build();
// Report median of randomly generated PrecomputedText.
for (int i = 0; i < TRIAL_COUNT; ++i) {
- CharSequence cs = mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT);
- PrecomputedText.ParagraphInfo[] paragraphInfo =
- PrecomputedText.createMeasuredParagraphs(cs, param, 0, cs.length(), false);
- memories[i] = 0;
- for (PrecomputedText.ParagraphInfo info : paragraphInfo) {
- memories[i] += info.measured.getMemoryUsage();
- }
+ memories[i] = PrecomputedText.create(
+ mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT, "[\\u4E00-\\u9FA0]"),
+ param).getMemoryUsage();
}
- reportMemoryUsage(median(memories), "MemoryUsage_Hyphenation_WidthOnly");
+ reportMemoryUsage(median(memories), "MemoryUsage_CJK_Hyphenation");
+ }
+
+ @Test
+ public void testMemoryUsage_Arabic_NoHyphenation() {
+ TextPaint paint = new TextPaint();
+ paint.setTextLocale(Locale.forLanguageTag("ar"));
+ int[] memories = new int[TRIAL_COUNT];
+ final PrecomputedText.Params param = new PrecomputedText.Params.Builder(paint)
+ .setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
+ .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
+ .build();
+
+ // Report median of randomly generated PrecomputedText.
+ for (int i = 0; i < TRIAL_COUNT; ++i) {
+ memories[i] = PrecomputedText.create(
+ mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT, "[\\u0600-\\u06FF]"),
+ param).getMemoryUsage();
+ }
+ reportMemoryUsage(median(memories), "MemoryUsage_Arabic_NoHyphenation");
+ }
+
+ @Test
+ public void testMemoryUsage_Arabic_Hyphenation() {
+ TextPaint paint = new TextPaint();
+ paint.setTextLocale(Locale.forLanguageTag("ar"));
+ int[] memories = new int[TRIAL_COUNT];
+ final PrecomputedText.Params param = new PrecomputedText.Params.Builder(paint)
+ .setBreakStrategy(Layout.BREAK_STRATEGY_BALANCED)
+ .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NORMAL)
+ .build();
+
+ // Report median of randomly generated PrecomputedText.
+ for (int i = 0; i < TRIAL_COUNT; ++i) {
+ memories[i] = PrecomputedText.create(
+ mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT, "[\\u0600-\\u06FF]"),
+ param).getMemoryUsage();
+ }
+ reportMemoryUsage(median(memories), "MemoryUsage_Arabic_Hyphenation");
+ }
+ @Test
+ public void testMemoryUsage_Emoji() {
+ TextPaint paint = new TextPaint();
+ int[] memories = new int[TRIAL_COUNT];
+ final PrecomputedText.Params param = new PrecomputedText.Params.Builder(paint)
+ .setBreakStrategy(Layout.BREAK_STRATEGY_SIMPLE)
+ .setHyphenationFrequency(Layout.HYPHENATION_FREQUENCY_NONE)
+ .build();
+
+ // Report median of randomly generated PrecomputedText.
+ for (int i = 0; i < TRIAL_COUNT; ++i) {
+ memories[i] = PrecomputedText.create(
+ mTextUtil.nextRandomParagraph(WORD_LENGTH, NO_STYLE_TEXT, "[:emoji:]"),
+ param).getMemoryUsage();
+ }
+ reportMemoryUsage(median(memories), "MemoryUsage_Emoji_NoHyphenation");
}
}
diff --git a/apct-tests/perftests/core/src/android/text/TextPerfUtils.java b/apct-tests/perftests/core/src/android/text/TextPerfUtils.java
index fefda64..aa505b5 100644
--- a/apct-tests/perftests/core/src/android/text/TextPerfUtils.java
+++ b/apct-tests/perftests/core/src/android/text/TextPerfUtils.java
@@ -27,6 +27,8 @@
import android.content.res.ColorStateList;
import android.graphics.Canvas;
import android.graphics.Typeface;
+import android.icu.text.UnicodeSet;
+import android.icu.text.UnicodeSetIterator;
import android.text.Layout;
import android.text.style.TextAppearanceSpan;
import android.view.DisplayListCanvas;
@@ -39,6 +41,7 @@
import java.nio.CharBuffer;
import java.util.Random;
+import java.util.ArrayList;
public class TextPerfUtils {
@@ -46,8 +49,17 @@
private Random mRandom = new Random(0);
- private static final String ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
- private static final int ALPHABET_LENGTH = ALPHABET.length();
+ private static final String[] ALPHABET;
+ private static final int ALPHABET_LENGTH;
+ static {
+ String alphabets = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
+ ALPHABET_LENGTH = alphabets.length();
+ ALPHABET = new String[ALPHABET_LENGTH];
+ for (int i = 0; i < ALPHABET_LENGTH; ++i) {
+ ALPHABET[i] = Character.toString(alphabets.charAt(i));
+ }
+ }
+
private static final ColorStateList TEXT_COLOR = ColorStateList.valueOf(0x00000000);
private static final String[] FAMILIES = { "sans-serif", "serif", "monospace" };
@@ -55,30 +67,59 @@
Typeface.NORMAL, Typeface.BOLD, Typeface.ITALIC, Typeface.BOLD_ITALIC
};
- private final char[] mBuffer = new char[PARA_LENGTH];
-
public void resetRandom(long seed) {
mRandom = new Random(seed);
}
+ private static String[] UnicodeSetToArray(String setStr) {
+ final UnicodeSet set = new UnicodeSet(setStr);
+ final UnicodeSetIterator iterator = new UnicodeSetIterator(set);
+ final ArrayList<String> out = new ArrayList<>(set.size());
+ while (iterator.next()) {
+ out.add(iterator.getString());
+ }
+ return out.toArray(new String[out.size()]);
+ }
+
+ public CharSequence nextRandomParagraph(int wordLen, boolean applyRandomStyle, String setStr) {
+ return nextRandomParagraph(wordLen, applyRandomStyle, UnicodeSetToArray(setStr));
+ }
+
public CharSequence nextRandomParagraph(int wordLen, boolean applyRandomStyle) {
+ return nextRandomParagraph(wordLen, applyRandomStyle, ALPHABET);
+ }
+
+ public CharSequence nextRandomParagraph(int wordLen, boolean applyRandomStyle,
+ String[] charSet) {
+ ArrayList<Character> chars = new ArrayList<>();
+ ArrayList<Integer> wordOffsets = new ArrayList<>();
for (int i = 0; i < PARA_LENGTH; i++) {
if (i % (wordLen + 1) == wordLen) {
- mBuffer[i] = ' ';
+ chars.add(' ');
+ wordOffsets.add(chars.size());
} else {
- mBuffer[i] = ALPHABET.charAt(mRandom.nextInt(ALPHABET_LENGTH));
+ final String str = charSet[mRandom.nextInt(charSet.length)];
+ for (int j = 0; j < str.length(); ++j) {
+ chars.add(str.charAt(j));
+ }
}
}
+ wordOffsets.add(chars.size());
- CharSequence cs = CharBuffer.wrap(mBuffer);
+ char[] buffer = new char[chars.size()];
+ for (int i = 0; i < buffer.length; ++i) {
+ buffer[i] = chars.get(i);
+ }
+ CharSequence cs = CharBuffer.wrap(buffer);
if (!applyRandomStyle) {
return cs;
}
SpannableStringBuilder ssb = new SpannableStringBuilder(cs);
- for (int i = 0; i < ssb.length(); i += wordLen + 1) {
- final int spanStart = i;
- final int spanEnd = (i + wordLen) > ssb.length() ? ssb.length() : i + wordLen;
+ int prevWordStart = 0;
+ for (int i = 0; i < wordOffsets.size(); i++) {
+ final int spanStart = prevWordStart;
+ final int spanEnd = wordOffsets.get(i);
final TextAppearanceSpan span = new TextAppearanceSpan(
FAMILIES[mRandom.nextInt(FAMILIES.length)],
@@ -87,6 +128,7 @@
TEXT_COLOR, TEXT_COLOR);
ssb.setSpan(span, spanStart, spanEnd, Spanned.SPAN_INCLUSIVE_EXCLUSIVE);
+ prevWordStart = spanEnd;
}
return ssb;
}