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 android.database.DataSetObserver; 20 21 import junit.framework.Assert; 22 23 /** 24 * A {@link DataSetObserver} that knows whether it has been notified. 25 */ 26 public class MockDataSetObserver extends DataSetObserver { 27 28 private int mChangedCount = 0; 29 private int mInvalidatedCount = 0; 30 assertNotChanged()31 public void assertNotChanged() { 32 Assert.assertFalse("onChanged() was called", mChangedCount > 0); 33 } 34 assertNotInvalidated()35 public void assertNotInvalidated() { 36 Assert.assertFalse("onInvalidated() was called", mInvalidatedCount > 0); 37 } 38 assertChanged()39 public void assertChanged() { 40 Assert.assertTrue("onChanged() was not called", mChangedCount > 0); 41 } 42 assertInvalidated()43 public void assertInvalidated() { 44 Assert.assertTrue("onInvalidated() was not called", mInvalidatedCount > 0); 45 } 46 47 @Override onChanged()48 public void onChanged() { 49 mChangedCount++; 50 } 51 52 @Override onInvalidated()53 public void onInvalidated() { 54 mInvalidatedCount++; 55 } 56 57 } 58