1/* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.widget; 18 19import android.app.Activity; 20import android.os.Bundle; 21import android.perftests.utils.BenchmarkState; 22import android.perftests.utils.PerfStatusReporter; 23import android.perftests.utils.StubActivity; 24import android.text.Selection; 25import android.view.KeyEvent; 26import android.view.View.MeasureSpec; 27import android.view.ViewGroup; 28 29import android.support.test.InstrumentationRegistry; 30import android.support.test.filters.LargeTest; 31import android.support.test.rule.ActivityTestRule; 32import android.support.test.runner.AndroidJUnit4; 33 34import java.util.Arrays; 35import java.util.Collection; 36import java.util.Locale; 37 38import org.junit.Assert; 39import org.junit.Rule; 40import org.junit.Test; 41import org.junit.runner.RunWith; 42import org.junit.runners.Parameterized.Parameters; 43import org.junit.runners.Parameterized; 44 45@LargeTest 46@RunWith(Parameterized.class) 47public class EditTextCursorMovementPerfTest { 48 49 private static final String BOY = "\uD83D\uDC66"; // U+1F466 50 private static final String US_FLAG = "\uD83C\uDDFA\uD83C\uDDF8"; // U+1F1FA U+1F1F8 51 private static final String FAMILY = 52 // U+1F469 U+200D U+1F469 U+200D U+1F467 U+200D U+1F467 53 "\uD83D\uDC69\u200D\uD83D\uDC69\u200D\uD83D\uDC67\u200D\uD83D\uDC67"; 54 55 @Parameters(name = "{0}") 56 public static Collection cases() { 57 return Arrays.asList(new Object[][] { 58 { "Latin", "aaa", 1 }, 59 { "Emoji", BOY + BOY + BOY, 2 }, 60 { "Flags", US_FLAG + US_FLAG + US_FLAG, 4 }, 61 { "ZwjSequence", FAMILY + FAMILY + FAMILY, 11 }, 62 }); 63 } 64 65 private final String mMetricKey; 66 private final String mText; 67 private final int mCursorPos; 68 69 private static final KeyEvent LEFT_ARROW_KEY_EVENT = 70 new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DPAD_LEFT); 71 private static final KeyEvent RIGHT_ARROW_KEY_EVENT = 72 new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_DPAD_RIGHT); 73 74 public EditTextCursorMovementPerfTest(String metricKey, String text, int cursorPos) { 75 mMetricKey = metricKey; 76 mText = text; 77 mCursorPos = cursorPos; 78 } 79 80 @Rule 81 public ActivityTestRule<StubActivity> mActivityRule = new ActivityTestRule(StubActivity.class); 82 83 @Rule 84 public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter(); 85 86 @Test 87 public void testCursorMovement() { 88 InstrumentationRegistry.getInstrumentation().runOnMainSync(new Runnable() { 89 @Override 90 public void run() { 91 EditText editText = new EditText(mActivityRule.getActivity()); 92 93 editText.setText(mText, TextView.BufferType.EDITABLE); 94 Selection.setSelection(editText.getText(), 0, 0); 95 96 // Layout it here since the cursor movement requires layout information but it 97 // happens asynchronously even if the view is attached to an Activity. 98 editText.setLayoutParams(new ViewGroup.LayoutParams( 99 ViewGroup.LayoutParams.WRAP_CONTENT, 100 ViewGroup.LayoutParams.WRAP_CONTENT)); 101 editText.invalidate(); 102 editText.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED), 103 MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED)); 104 editText.layout(0, 0, 1024, 768); 105 106 // mText contains three grapheme clusters. Move the cursor to the 2nd grapheme 107 // cluster by forwarding right arrow key event. 108 editText.onKeyDown(RIGHT_ARROW_KEY_EVENT.getKeyCode(), RIGHT_ARROW_KEY_EVENT); 109 Assert.assertEquals(mCursorPos, Selection.getSelectionStart(editText.getText())); 110 111 BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); 112 while (state.keepRunning()) { 113 editText.onKeyDown(RIGHT_ARROW_KEY_EVENT.getKeyCode(), RIGHT_ARROW_KEY_EVENT); 114 editText.onKeyDown(LEFT_ARROW_KEY_EVENT.getKeyCode(), LEFT_ARROW_KEY_EVENT); 115 } 116 } 117 }); 118 } 119} 120