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      1 /*
      2  * Copyright (C) 2010 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 
     17 package com.android.quicksearchbox.util;
     18 
     19 import static junit.framework.Assert.assertEquals;
     20 
     21 /**
     22  * A task that knows how many times it has been run.
     23  */
     24 public class MockTask implements NamedTask {
     25     private final String mName;
     26     private final int mId;
     27     private int mRunCount = 0;
     28 
     29     public MockTask(String name, int id) {
     30         mName = name;
     31         mId = id;
     32     }
     33 
     34     public String getName() {
     35         return mName;
     36     }
     37 
     38     public synchronized void run() {
     39         mRunCount++;
     40         notifyAll();
     41     }
     42 
     43     public synchronized int getRunCount() {
     44         return mRunCount;
     45     }
     46 
     47     public synchronized void waitForCompletion() throws InterruptedException {
     48         while (mRunCount == 0) {
     49             wait();
     50         }
     51     }
     52 
     53     @Override
     54     public String toString() {
     55         return mName + mId;
     56     }
     57 
     58     public void assertRunCount(String message, int count) {
     59         assertEquals(message + ": " + toString() + " bad run count", count, getRunCount());
     60     }
     61 
     62     public void assertRanNever(String message) {
     63         assertRunCount(message, 0);
     64     }
     65 
     66     public void assertRanOnce(String message) {
     67         assertRunCount(message, 1);
     68     }
     69 
     70     public static void assertRanNever(String message, MockTask... tasks) {
     71         for (MockTask task : tasks) {
     72             task.assertRanNever(message);
     73         }
     74     }
     75 
     76     public static void assertRanOnce(String message, MockTask... tasks) {
     77         for (MockTask task : tasks) {
     78             task.assertRanOnce(message);
     79         }
     80     }
     81 
     82 }
     83