-
Notifications
You must be signed in to change notification settings - Fork 6
Expand file tree
/
Copy pathGenerateTest.java
More file actions
137 lines (115 loc) · 4.09 KB
/
Copy pathGenerateTest.java
File metadata and controls
137 lines (115 loc) · 4.09 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
/*
* Copyright 2011-2016 David Karnok
*
* 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 ix;
import java.io.IOException;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.*;
public class GenerateTest {
IxSupplier<Integer> stateFactory = new IxSupplier<Integer>() {
@Override
public Integer get() {
return 0;
}
};
@Test
public void normal() {
Ix<Integer> source = Ix.generate(stateFactory, new IxFunction2<Integer, IxEmitter<Integer>, Integer>() {
@Override
public Integer apply(Integer s, IxEmitter<Integer> t) {
int i = ++s;
t.onNext(i);
if (i == 10) {
t.onComplete();
}
return i;
}
});
IxTestHelper.assertValues(source, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
}
@Test
public void normalState() {
final AtomicInteger value = new AtomicInteger();
Ix<Integer> source = Ix.generate(stateFactory, new IxFunction2<Integer, IxEmitter<Integer>, Integer>() {
@Override
public Integer apply(Integer s, IxEmitter<Integer> t) {
int i = ++s;
t.onNext(i);
if (i == 10) {
t.onComplete();
}
return i;
}
}, new IxConsumer<Integer>() {
@Override
public void accept(Integer t) {
value.set(t);
}
});
IxTestHelper.assertValues(source, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
Assert.assertEquals(10, value.get());
}
@Test
public void empty() {
Ix<Integer> source = Ix.generate(stateFactory, new IxFunction2<Integer, IxEmitter<Integer>, Integer>() {
@Override
public Integer apply(Integer s, IxEmitter<Integer> t) {
t.onComplete();
return s;
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = IllegalStateException.class)
public void never() {
Ix<Integer> source = Ix.generate(stateFactory, new IxFunction2<Integer, IxEmitter<Integer>, Integer>() {
@Override
public Integer apply(Integer s, IxEmitter<Integer> t) {
return s;
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = IllegalArgumentException.class)
public void runtimeError() {
Ix<Integer> source = Ix.generate(stateFactory, new IxFunction2<Integer, IxEmitter<Integer>, Integer>() {
@Override
public Integer apply(Integer s, IxEmitter<Integer> t) {
throw new IllegalArgumentException();
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = InternalError.class)
public void error() {
Ix<Integer> source = Ix.generate(stateFactory, new IxFunction2<Integer, IxEmitter<Integer>, Integer>() {
@Override
public Integer apply(Integer s, IxEmitter<Integer> t) {
throw new InternalError();
}
});
IxTestHelper.assertValues(source);
}
@Test(expected = RuntimeException.class)
public void exceptionError() {
Ix<Integer> source = Ix.generate(stateFactory, new IxFunction2<Integer, IxEmitter<Integer>, Integer>() {
@Override
public Integer apply(Integer s, IxEmitter<Integer> t) {
throw new RuntimeException(new IOException());
}
});
IxTestHelper.assertValues(source);
}
}