-
Notifications
You must be signed in to change notification settings - Fork 17
/
RxStoresTest.java
105 lines (86 loc) · 2.79 KB
/
RxStoresTest.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
/*
* Copyright (c) 2017, Groupon, Inc.
*
* 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.groupon.grox;
import org.junit.Test;
import io.reactivex.observers.TestObserver;
import static com.groupon.grox.RxStores.states;
import static org.easymock.EasyMock.anyObject;
import static org.easymock.EasyMock.createMock;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.verify;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
public class RxStoresTest {
@Test
public void states_should_observeInitialState() {
//GIVEN
Store<Integer> store = new Store<>(0);
TestObserver<Integer> testSubscriber = new TestObserver<>();
//WHEN
states(store).subscribe(testSubscriber);
//THEN
testSubscriber.assertNotComplete();
testSubscriber.assertValue(0);
}
@Test
public void states_should_observeStateChanges() {
//GIVEN
Store<Integer> store = new Store<>(0);
TestObserver<Integer> testSubscriber = new TestObserver<>();
states(store).subscribe(testSubscriber);
//WHEN
store.dispatch(integer -> integer + 1);
//THEN
testSubscriber.assertNotComplete();
testSubscriber.assertValues(0, 1);
}
@Test
public void states_should_stopObservingStateChanges() {
//GIVEN
Store<Integer> store = new Store<>(0);
TestObserver<Integer> testSubscriber = new TestObserver<>();
states(store).subscribe(testSubscriber);
//WHEN
testSubscriber.dispose();
store.dispatch(integer -> integer + 1);
final Integer state = store.getState();
//THEN
testSubscriber.assertNotComplete();
testSubscriber.assertValue(0);
assertThat(testSubscriber.isDisposed(), is(true));
assertThat(state, is(1));
}
@Test
public void states_should_unsubscribeListener() {
//GIVEN
Store<Integer> mockStore = createMock(Store.class);
mockStore.subscribe(anyObject());
mockStore.unsubscribe(anyObject());
replay(mockStore);
//WHEN
states(mockStore).subscribe().dispose();
//THEN
verify(mockStore);
}
@Test(expected = IllegalArgumentException.class)
public void states_should_throw_when_storeIsNull() {
//WHEN
states(null);
//THEN
fail("Should have thrown an exception");
}
}