| /* |
| * Copyright (C) 2019 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 com.android.documentsui.queries; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import android.content.Context; |
| |
| import androidx.test.InstrumentationRegistry; |
| import androidx.test.filters.MediumTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Ignore; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.List; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| @RunWith(AndroidJUnit4.class) |
| @MediumTest |
| public final class SearchHistoryManagerTest { |
| |
| private Context mContext; |
| private CountDownLatch mLatch ; |
| private SearchHistoryManager mManager; |
| private SearchHistoryManager.DatabaseChangedListener mListener; |
| private int mIntResult; |
| private long mLongResult; |
| |
| @Before |
| public void setUp() throws Exception { |
| mContext = InstrumentationRegistry.getTargetContext(); |
| mManager = SearchHistoryManager.getInstance(mContext); |
| //clearData(); |
| mIntResult = -1; |
| mLongResult = -1; |
| } |
| |
| @After |
| public void tearDown() { |
| mListener = null; |
| //clearData(); |
| } |
| |
| private void clearData() { |
| final List<String> list = mManager.getHistoryList(null); |
| for (int i = 0; i < list.size(); i++) { |
| mManager.deleteHistory(list.get(i)); |
| } |
| } |
| |
| @Test |
| @Ignore |
| public void testAddHistory() throws Exception { |
| mLatch = new CountDownLatch(2); |
| mListener = new SearchHistoryManager.DatabaseChangedListener() { |
| @Override |
| public void onAddChangedListener(long longResult) { |
| mLongResult = longResult; |
| mLatch.countDown(); |
| } |
| @Override |
| public void onDeleteChangedListener(int intResult) { } |
| @Override |
| public void onPostExecute() { } |
| |
| }; |
| mManager.setDatabaseListener(mListener); |
| mManager.addHistory("testKeyword"); |
| mLatch.await(1, TimeUnit.SECONDS); |
| |
| assertThat(mLongResult).isGreaterThan(0L); |
| } |
| |
| @Test |
| @Ignore |
| public void testDeleteHistory() throws Exception { |
| mLatch = new CountDownLatch(2); |
| mListener = new SearchHistoryManager.DatabaseChangedListener() { |
| @Override |
| public void onAddChangedListener(long longResult) { |
| mLongResult = longResult; |
| mLatch.countDown(); |
| } |
| @Override |
| public void onPostExecute() { } |
| |
| @Override public void onDeleteChangedListener(int intResult) { |
| mIntResult = intResult; |
| mLatch.countDown(); |
| } |
| }; |
| mManager.setDatabaseListener(mListener); |
| |
| mManager.addHistory("testDeleteKeyword"); |
| mLatch.await(1, TimeUnit.SECONDS); |
| assertThat(mLongResult).isGreaterThan(0L); |
| |
| // TODO: Solving this tricky usage of new CountDownLatch(2) count with bg/127610355 |
| // Using this tricky way is for making sure the result synchronization of public APIs |
| // getHistoryList()/addHistory()/deleteHistory() with database processing. |
| // From design contract and non-blocking UI design, not necessarily doing synchronization |
| // from code level, therefore doing this tricky usage of new CountDownLatch in test case for |
| // guarantee the synchronization. |
| mLatch = new CountDownLatch(2); |
| mManager.deleteHistory("testDeleteKeyword"); |
| mLatch.await(1, TimeUnit.SECONDS); |
| assertThat(mIntResult).isGreaterThan(0); |
| } |
| |
| @Test |
| @Ignore |
| public void testGetHistoryList() throws Exception { |
| mLatch = new CountDownLatch(2); |
| mListener = new SearchHistoryManager.DatabaseChangedListener() { |
| @Override |
| public void onAddChangedListener(long longResult) { } |
| @Override |
| public void onDeleteChangedListener(int intResult) { } |
| @Override |
| public void onPostExecute() { |
| mLatch.countDown(); |
| } |
| }; |
| mManager.setDatabaseListener(mListener); |
| |
| mManager.addHistory("abcdefghijk"); |
| mLatch.await(1, TimeUnit.SECONDS); |
| |
| mLatch = new CountDownLatch(2); |
| mManager.addHistory("lmnop"); |
| mLatch.await(1, TimeUnit.SECONDS); |
| |
| mLatch = new CountDownLatch(2); |
| mManager.addHistory("qrstuv"); |
| mLatch.await(1, TimeUnit.SECONDS); |
| |
| InstrumentationRegistry.getInstrumentation().waitForIdleSync(); |
| assertThat(mManager.getHistoryList(null).size()).isEqualTo(3); |
| |
| // Test the last adding history should be the first item in the list. |
| assertThat(mManager.getHistoryList(null).get(0)).contains("qrstuv"); |
| |
| assertThat(mManager.getHistoryList(null).get(2)).contains("abcdefghijk"); |
| } |
| } |