Introduce new InflatingEmojiListActivity for JankTest.

Bug: N/A
Test: ran testInflatingEmojiListViewFling
Change-Id: Ia46db9ce0ee500907e68d374d5b4a6f22e7b708b

3 files changed, 129 insertions, 3 deletions

diff --git a/tests/UiBench/AndroidManifest.xml b/tests/UiBench/AndroidManifest.xml
index 2521dc9f82ae..f2de7db936e1 100644
--- a/tests/UiBench/AndroidManifest.xml
+++ b/tests/UiBench/AndroidManifest.xml
@@ -201,6 +201,36 @@
             </intent-filter>
         </activity>
 
+        <activity-alias
+            android:name=".InflatingEmojiListActivity"
+            android:label="Inflation/Inflating ListView with Emoji"
+            android:targetActivity=".InflatingListActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="com.android.test.uibench.TEST" />
+            </intent-filter>
+        </activity-alias>
+
+        <activity-alias
+            android:name=".InflatingHanListActivity"
+            android:label="Inflation/Inflating ListView with Han Characters"
+            android:targetActivity=".InflatingListActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="com.android.test.uibench.TEST" />
+            </intent-filter>
+        </activity-alias>
+
+        <activity-alias
+            android:name=".InflatingLongStringListActivity"
+            android:label="Inflation/Inflating ListView with long string"
+            android:targetActivity=".InflatingListActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="com.android.test.uibench.TEST" />
+            </intent-filter>
+        </activity-alias>
+
         <!-- Text -->
         <activity
             android:name=".EditTextTypeActivity"
diff --git a/tests/UiBench/src/com/android/test/uibench/InflatingListActivity.java b/tests/UiBench/src/com/android/test/uibench/InflatingListActivity.java
index 603244eb2a43..2b84f2c49e67 100644
--- a/tests/UiBench/src/com/android/test/uibench/InflatingListActivity.java
+++ b/tests/UiBench/src/com/android/test/uibench/InflatingListActivity.java
@@ -15,6 +15,7 @@
  */
 package com.android.test.uibench;
 
+import android.content.ComponentName;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ArrayAdapter;
@@ -23,10 +24,33 @@ import android.widget.ListAdapter;
 import com.android.test.uibench.listview.CompatListActivity;
 
 public class InflatingListActivity extends CompatListActivity {
+    private static final String PACKAGE_NAME = "com.android.test.uibench";
+    private static final ComponentName LATIN_WORDS =
+            ComponentName.createRelative(PACKAGE_NAME, ".InflatingListActivity");
+    private static final ComponentName EMOJI =
+            ComponentName.createRelative(PACKAGE_NAME, ".InflatingEmojiListActivity");
+    private static final ComponentName HAN =
+            ComponentName.createRelative(PACKAGE_NAME, ".InflatingHanListActivity");
+    private static final ComponentName LONG_STRING =
+            ComponentName.createRelative(PACKAGE_NAME, ".InflatingLongStringListActivity");
     @Override
     protected ListAdapter createListAdapter() {
-        return new ArrayAdapter<String>(this,
-                android.R.layout.simple_list_item_1, TextUtils.buildSimpleStringList()) {
+        final ComponentName targetComponent = getIntent().getComponent();
+
+        final String[] testStrings;
+        if (targetComponent.equals(LATIN_WORDS)) {
+            testStrings = TextUtils.buildSimpleStringList();
+        } else if (targetComponent.equals(EMOJI)) {
+            testStrings = TextUtils.buildEmojiStringList();
+        } else if (targetComponent.equals(HAN)) {
+            testStrings = TextUtils.buildHanStringList();
+        } else if (targetComponent.equals(LONG_STRING)) {
+            testStrings = TextUtils.buildLongStringList();
+        } else {
+            throw new RuntimeException("Unknown Component: " + targetComponent);
+        }
+
+        return new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, testStrings) {
             @Override
             public View getView(int position, View convertView, ViewGroup parent) {
                 // pathological getView behavior: drop convertView on the floor to force inflation
diff --git a/tests/UiBench/src/com/android/test/uibench/TextUtils.java b/tests/UiBench/src/com/android/test/uibench/TextUtils.java
index 32a59868e6c0..2df91047cdf8 100644
--- a/tests/UiBench/src/com/android/test/uibench/TextUtils.java
+++ b/tests/UiBench/src/com/android/test/uibench/TextUtils.java
@@ -15,11 +15,24 @@
  */
 package com.android.test.uibench;
 
+import android.icu.text.UnicodeSet;
+import android.icu.text.UnicodeSetIterator;
+
+import java.util.ArrayList;
 import java.util.Random;
 
 public class TextUtils {
     private static final int STRING_COUNT = 200;
-    private static final int SIMPLE_STRING_LENGTH = 10;
+    private static final int SIMPLE_STRING_LENGTH = 10;  // in code points
+
+    private static String[] UnicodeSetToArray(UnicodeSet set) {
+        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()]);
+    }
 
     /**
      * Create word of random assortment of lower/upper case letters
@@ -34,10 +47,34 @@ public class TextUtils {
         return result;
     }
 
+    /**
+     * Create word from a random assortment of a given set of codepoints, given as strings.
+     */
+    private static String randomWordFromStringSet(Random random, int length, String[] stringSet) {
+        final StringBuilder sb = new StringBuilder(length);
+        final int setLength = stringSet.length;
+        for (int j = 0; j < length; j++) {
+            sb.append(stringSet[random.nextInt(setLength)]);
+        }
+        return sb.toString();
+    }
+
     public static String[] buildSimpleStringList() {
         return buildSimpleStringList(SIMPLE_STRING_LENGTH);
     }
 
+    public static String[] buildEmojiStringList() {
+        return buildEmojiStringList(SIMPLE_STRING_LENGTH);
+    }
+
+    public static String[] buildHanStringList() {
+        return buildHanStringList(SIMPLE_STRING_LENGTH);
+    }
+
+    public static String[] buildLongStringList() {
+        return buildLongStringList(SIMPLE_STRING_LENGTH);
+    }
+
     public static String[] buildSimpleStringList(int stringLength) {
         String[] strings = new String[STRING_COUNT];
         Random random = new Random(0);
@@ -47,6 +84,41 @@ public class TextUtils {
         return strings;
     }
 
+    private static String[] buildStringListFromUnicodeSet(int stringLength, UnicodeSet set) {
+        final String[] strings = new String[STRING_COUNT];
+        final Random random = new Random(0);
+        final String[] stringSet = UnicodeSetToArray(set);
+        for (int i = 0; i < strings.length; i++) {
+            strings[i] = randomWordFromStringSet(random, stringLength, stringSet);
+        }
+        return strings;
+    }
+
+    public static String[] buildEmojiStringList(int stringLength) {
+        return buildStringListFromUnicodeSet(stringLength, new UnicodeSet("[:emoji:]"));
+    }
+
+    public static String[] buildHanStringList(int stringLength) {
+        return buildStringListFromUnicodeSet(stringLength, new UnicodeSet("[\\u4E00-\\u9FA0]"));
+    }
+
+    public static String[] buildLongStringList(int stringLength) {
+        final int WORD_COUNT = 100;
+        final String[] strings = new String[STRING_COUNT];
+        final Random random = new Random(0);
+        for (int i = 0; i < strings.length; i++) {
+            final StringBuilder sb = new StringBuilder((stringLength + 1) * WORD_COUNT);
+            for (int j = 0; j < WORD_COUNT; ++j) {
+                if (j != 0) {
+                    sb.append(' ');
+                }
+                sb.append(randomWord(random, stringLength));
+            }
+            strings[i] = sb.toString();
+        }
+        return strings;
+    }
+
     // a small number of strings reused frequently, expected to hit
     // in the word-granularity text layout cache
     static final String[] CACHE_HIT_STRINGS = new String[] {