| /* |
| * Copyright (C) 2016 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 java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Locale; |
| import java.util.Random; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| import android.app.Activity; |
| import android.graphics.Bitmap; |
| import android.graphics.Canvas; |
| import android.util.Log; |
| import android.view.KeyEvent; |
| import android.view.RenderNodeAnimator; |
| import android.view.ViewGroup; |
| import android.view.View.MeasureSpec; |
| |
| import android.perftests.utils.BenchmarkState; |
| import android.perftests.utils.PerfStatusReporter; |
| import android.perftests.utils.StubActivity; |
| import android.support.test.filters.LargeTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.support.test.annotation.UiThreadTest; |
| import android.support.test.rule.ActivityTestRule; |
| import android.support.test.InstrumentationRegistry; |
| |
| @LargeTest |
| @RunWith(Parameterized.class) |
| public class EditTextLongTextPerfTest { |
| @Parameters(name = "{0}") |
| public static Collection cases() { |
| return Arrays.asList(new Object[][] { |
| { "10x30K", 10, 30000 }, |
| { "300x1K", 300, 1000 }, |
| }); |
| } |
| |
| private final String mMetricKey; |
| private final int mChars; |
| private final int mLines; |
| |
| public EditTextLongTextPerfTest(String metricKey, int chars, int lines) { |
| mMetricKey = metricKey; |
| mChars = chars; |
| mLines = lines; |
| } |
| |
| @Rule |
| public ActivityTestRule<StubActivity> mActivityRule = new ActivityTestRule(StubActivity.class); |
| |
| @Rule |
| public PerfStatusReporter mPerfStatusReporter = new PerfStatusReporter(); |
| |
| private EditText setupEditText() { |
| final EditText editText = new EditText(mActivityRule.getActivity()); |
| |
| String alphabet = "abcdefghijklmnopqrstuvwxyz"; |
| final long seed = 1234567890; |
| Random r = new Random(seed); |
| StringBuilder sb = new StringBuilder(); |
| for (int i = 0; i < mLines; i++) { |
| for (int j = 0; j < mChars; j++) { |
| char c = alphabet.charAt(r.nextInt(alphabet.length())); |
| sb.append(c); |
| } |
| sb.append('\n'); |
| } |
| |
| final int height = 1000; |
| final int width = 1000; |
| editText.setHeight(height); |
| editText.setWidth(width); |
| editText.setLayoutParams(new ViewGroup.LayoutParams(width, height)); |
| |
| Activity activity = mActivityRule.getActivity(); |
| activity.setContentView(editText); |
| |
| editText.setText(sb.toString(), TextView.BufferType.EDITABLE); |
| editText.invalidate(); |
| editText.measure(MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY), |
| MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY)); |
| editText.layout(0, 0, height, width); |
| |
| return editText; |
| } |
| |
| @Test |
| @UiThreadTest |
| public void testEditText() { |
| BenchmarkState state = mPerfStatusReporter.getBenchmarkState(); |
| final EditText editText = setupEditText(); |
| final KeyEvent keyEvent = new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_ENTER); |
| final int steps = 100; |
| while (state.keepRunning()) { |
| for (int i = 0; i < steps; i++) { |
| int offset = (editText.getText().length() * i) / steps; |
| editText.setSelection(offset); |
| editText.bringPointIntoView(offset); |
| editText.onKeyDown(keyEvent.getKeyCode(), keyEvent); |
| editText.updateDisplayListIfDirty(); |
| } |
| } |
| } |
| } |