EventIdsTest.java revision a6e4583962e19e8e93b4ca3f9fe3d34560b6d96c 
1/*
2 * Copyright (C) 2015 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 com.android.databinding.multimoduletestapp;
18
19import com.android.databinding.testlibrary.ObservableInLibrary;
20
21import android.binding.Observable;
22import android.binding.OnPropertyChangedListener;
23import android.os.Debug;
24import android.test.AndroidTestCase;
25
26import java.util.HashMap;
27import java.util.Map;
28
29import com.android.databinding.multimoduletestapp.BR;
30
31public class EventIdsTest extends AndroidTestCase {
32    public void testLibraryObservable() {
33        ObservableInLibrary observableInLibrary = new ObservableInLibrary();
34        EventCounter ec = new EventCounter();
35        observableInLibrary.addOnPropertyChangedListener(ec);
36        ec.assertProperty(BR.libField1, 0);
37        ec.assertProperty(BR.libField2, 0);
38        ec.assertProperty(BR.sharedField, 0);
39
40        observableInLibrary.setLibField1("a");
41        ec.assertProperty(BR.libField1, 1);
42        ec.assertProperty(BR.libField2, 0);
43        ec.assertProperty(BR.sharedField, 0);
44
45        observableInLibrary.setLibField2("b");
46        ec.assertProperty(BR.libField1, 1);
47        ec.assertProperty(BR.libField2, 1);
48        ec.assertProperty(BR.sharedField, 0);
49
50        observableInLibrary.setSharedField(3);
51        ec.assertProperty(BR.libField1, 1);
52        ec.assertProperty(BR.libField2, 1);
53        ec.assertProperty(BR.sharedField, 1);
54    }
55
56    public void testAppObservable() {
57        ObservableInMainApp observableInMainApp = new ObservableInMainApp();
58        EventCounter ec = new EventCounter();
59        observableInMainApp.addOnPropertyChangedListener(ec);
60        ec.assertProperty(BR.appField1, 0);
61        ec.assertProperty(BR.appField2, 0);
62        ec.assertProperty(BR.sharedField, 0);
63
64        observableInMainApp.setAppField2(3);
65        ec.assertProperty(BR.appField1, 0);
66        ec.assertProperty(BR.appField2, 1);
67        ec.assertProperty(BR.sharedField, 0);
68
69        observableInMainApp.setAppField1("b");
70        ec.assertProperty(BR.appField1, 1);
71        ec.assertProperty(BR.appField2, 1);
72        ec.assertProperty(BR.sharedField, 0);
73
74        observableInMainApp.setSharedField(5);
75        ec.assertProperty(BR.appField1, 1);
76        ec.assertProperty(BR.appField2, 1);
77        ec.assertProperty(BR.sharedField, 1);
78    }
79
80    public void testExtendingObservable() {
81        ObservableExtendingLib observable = new ObservableExtendingLib();
82        EventCounter ec = new EventCounter();
83        observable.addOnPropertyChangedListener(ec);
84
85        ec.assertProperty(BR.childClassField, 0);
86        ec.assertProperty(BR.libField1, 0);
87        ec.assertProperty(BR.libField2, 0);
88        ec.assertProperty(BR.sharedField, 0);
89
90        observable.setChildClassField("a");
91        ec.assertProperty(BR.childClassField, 1);
92        ec.assertProperty(BR.libField1, 0);
93        ec.assertProperty(BR.libField2, 0);
94        ec.assertProperty(BR.sharedField, 0);
95
96        observable.setLibField1("b");
97        ec.assertProperty(BR.childClassField, 1);
98        ec.assertProperty(BR.libField1, 1);
99        ec.assertProperty(BR.libField2, 0);
100        ec.assertProperty(BR.sharedField, 0);
101
102        observable.setLibField2("c");
103        ec.assertProperty(BR.childClassField, 1);
104        ec.assertProperty(BR.libField1, 1);
105        ec.assertProperty(BR.libField2, 1);
106        ec.assertProperty(BR.sharedField, 0);
107
108        observable.setSharedField(2);
109        ec.assertProperty(BR.childClassField, 1);
110        ec.assertProperty(BR.libField1, 1);
111        ec.assertProperty(BR.libField2, 1);
112        ec.assertProperty(BR.sharedField, 1);
113    }
114
115    private static class EventCounter implements OnPropertyChangedListener {
116        Map<Integer, Integer> mCounter = new HashMap<>();
117
118        @Override
119        public void onPropertyChanged(Observable observable, int propertyId) {
120            mCounter.put(propertyId, get(propertyId) + 1);
121        }
122
123        public int get(int propertyId) {
124            Integer val = mCounter.get(propertyId);
125            return val == null ? 0 : val;
126        }
127
128        private void assertProperty(int propertyId, int value) {
129            assertEquals(get(propertyId), value);
130        }
131    }
132}
133