forked from ReactiveX/RxJava
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathRxJavaPluginsTest.java
More file actions
159 lines (134 loc) · 5.35 KB
/
RxJavaPluginsTest.java
File metadata and controls
159 lines (134 loc) · 5.35 KB
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
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
/**
* Copyright 2014 Netflix, 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 rx.plugins;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import rx.Observable;
import rx.Subscriber;
public class RxJavaPluginsTest {
@Before
public void resetBefore() {
RxJavaPlugins.getInstance().reset();
}
@After
public void resetAfter() {
RxJavaPlugins.getInstance().reset();
}
@Test
public void testErrorHandlerDefaultImpl() {
RxJavaErrorHandler impl = new RxJavaPlugins().getErrorHandler();
assertTrue(impl instanceof RxJavaErrorHandlerDefault);
}
@Test
public void testErrorHandlerViaRegisterMethod() {
RxJavaPlugins p = new RxJavaPlugins();
p.registerErrorHandler(new RxJavaErrorHandlerTestImpl());
RxJavaErrorHandler impl = p.getErrorHandler();
assertTrue(impl instanceof RxJavaErrorHandlerTestImpl);
}
@Test
public void testErrorHandlerViaProperty() {
try {
RxJavaPlugins p = new RxJavaPlugins();
String fullClass = getFullClassNameForTestClass(RxJavaErrorHandlerTestImpl.class);
System.setProperty("rxjava.plugin.RxJavaErrorHandler.implementation", fullClass);
RxJavaErrorHandler impl = p.getErrorHandler();
assertTrue(impl instanceof RxJavaErrorHandlerTestImpl);
} finally {
System.clearProperty("rxjava.plugin.RxJavaErrorHandler.implementation");
}
}
// inside test so it is stripped from Javadocs
public static class RxJavaErrorHandlerTestImpl extends RxJavaErrorHandler {
private volatile Throwable e;
private volatile int count = 0;
@Override
public void handleError(Throwable e) {
e.printStackTrace();
this.e = e;
count++;
}
}
@Test
public void testObservableExecutionHookDefaultImpl() {
RxJavaPlugins p = new RxJavaPlugins();
RxJavaObservableExecutionHook impl = p.getObservableExecutionHook();
assertTrue(impl instanceof RxJavaObservableExecutionHookDefault);
}
@Test
public void testObservableExecutionHookViaRegisterMethod() {
RxJavaPlugins p = new RxJavaPlugins();
p.registerObservableExecutionHook(new RxJavaObservableExecutionHookTestImpl());
RxJavaObservableExecutionHook impl = p.getObservableExecutionHook();
assertTrue(impl instanceof RxJavaObservableExecutionHookTestImpl);
}
@Test
public void testObservableExecutionHookViaProperty() {
try {
RxJavaPlugins p = new RxJavaPlugins();
String fullClass = getFullClassNameForTestClass(RxJavaObservableExecutionHookTestImpl.class);
System.setProperty("rxjava.plugin.RxJavaObservableExecutionHook.implementation", fullClass);
RxJavaObservableExecutionHook impl = p.getObservableExecutionHook();
assertTrue(impl instanceof RxJavaObservableExecutionHookTestImpl);
} finally {
System.clearProperty("rxjava.plugin.RxJavaObservableExecutionHook.implementation");
}
}
@Test
public void testOnErrorWhenImplementedViaSubscribe() {
RxJavaErrorHandlerTestImpl errorHandler = new RxJavaErrorHandlerTestImpl();
RxJavaPlugins.getInstance().registerErrorHandler(errorHandler);
RuntimeException re = new RuntimeException("test onError");
Observable.error(re).subscribe(new Subscriber<Object>() {
@Override
public void onCompleted() {
}
@Override
public void onError(Throwable e) {
}
@Override
public void onNext(Object args) {
}
});
assertEquals(re, errorHandler.e);
assertEquals(1, errorHandler.count);
}
@Test
public void testOnErrorWhenNotImplemented() {
RxJavaErrorHandlerTestImpl errorHandler = new RxJavaErrorHandlerTestImpl();
RxJavaPlugins.getInstance().registerErrorHandler(errorHandler);
RuntimeException re = new RuntimeException("test onError");
try {
Observable.error(re).subscribe();
fail("should fail");
} catch (Throwable e) {
// ignore as we expect it to throw
}
assertEquals(re, errorHandler.e);
assertEquals(1, errorHandler.count);
}
// inside test so it is stripped from Javadocs
public static class RxJavaObservableExecutionHookTestImpl extends RxJavaObservableExecutionHook {
// just use defaults
}
private static String getFullClassNameForTestClass(Class<?> cls) {
return RxJavaPlugins.class.getPackage().getName() + "." + RxJavaPluginsTest.class.getSimpleName() + "$" + cls.getSimpleName();
}
}