-
-
Notifications
You must be signed in to change notification settings - Fork 65
/
ChoosingExamples.java
52 lines (44 loc) · 1.01 KB
/
ChoosingExamples.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
package net.jqwik.docs;
import net.jqwik.api.*;
import net.jqwik.api.statistics.Statistics;
class ChoosingExamples {
@Property
void abcd(@ForAll("abcd") String aString) {
Statistics.collect(aString);
}
@Provide
Arbitrary<String> abcd() {
return Arbitraries.of("a", "b", "c", "d");
}
@Property
void abcdWithFrequencies(@ForAll("abcdWeighted") String aString) {
Statistics.collect(aString);
}
@Provide
Arbitrary<String> abcdWeighted() {
return Arbitraries.frequency(
Tuple.of(1, "a"),
Tuple.of(5, "b"),
Tuple.of(10, "c"),
Tuple.of(20, "d")
);
}
@Property
@Label("should shrink to 'all'")
boolean shrinkToLowestFalsifiedValue(@ForAll("someStrings") String aString) {
return !aString.contains("a");
}
@Provide
Arbitrary<String> someStrings() {
return Arbitraries.frequency(
Tuple.of(1, "oops"),
Tuple.of(1, "all"),
Tuple.of(2, "but"),
Tuple.of(3, "character"),
Tuple.of(4, "diploma"),
Tuple.of(5, "emex"),
Tuple.of(6, "fair"),
Tuple.of(7, "ghost")
);
}
}