1 package org.junit.tests.description;
2
3 import static org.junit.Assert.assertEquals;
4 import static org.junit.Assert.assertTrue;
5
6 import java.lang.annotation.Annotation;
7 import java.lang.annotation.Retention;
8 import java.lang.annotation.RetentionPolicy;
9
10 import org.junit.Ignore;
11 import org.junit.Test;
12 import org.junit.runner.Description;
13 import org.junit.runner.Request;
14
15 public class AnnotatedDescriptionTest {
16 @Retention(RetentionPolicy.RUNTIME)
17 public @interface MyOwnAnnotation {
18
19 }
20
21 @MyOwnAnnotation
22 public static class AnnotatedClass {
23 @Test
24 public void a() {
25 }
26 }
27
28 @Test
29 public void annotationsExistOnDescriptionsOfClasses() {
30 assertTrue((describe(AnnotatedClass.class).getAnnotation(
31 MyOwnAnnotation.class) != null));
32 }
33
34 @Test
35 public void getAnnotationsReturnsAllAnnotations() {
36 assertEquals(1, describe(ValueAnnotatedClass.class).getAnnotations()
37 .size());
38 }
39
40 @Ignore
41 public static class IgnoredClass {
42 @Test
43 public void a() {
44 }
45 }
46
47 @Test
48 public void annotationsExistOnDescriptionsOfIgnoredClass() {
49 assertTrue((describe(IgnoredClass.class).getAnnotation(Ignore.class) != null));
50 }
51
52 @Retention(RetentionPolicy.RUNTIME)
53 public @interface ValuedAnnotation {
54 String value();
55 }
56
57 @ValuedAnnotation("hello")
58 public static class ValueAnnotatedClass {
59 @Test
60 public void a() {
61 }
62 }
63
64 @Test
65 public void descriptionOfTestClassHasValuedAnnotation() {
66 Description description = describe(ValueAnnotatedClass.class);
67 assertEquals("hello", description.getAnnotation(ValuedAnnotation.class)
68 .value());
69 }
70
71 @Test
72 public void childlessCopyOfDescriptionStillHasAnnotations() {
73 Description description = describe(ValueAnnotatedClass.class);
74 assertEquals("hello", description.childlessCopy().getAnnotation(ValuedAnnotation.class)
75 .value());
76 }
77
78 @Test
79 public void characterizeCreatingMyOwnAnnotation() {
80 Annotation annotation = new Ignore() {
81 public String value() {
82 return "message";
83 }
84
85 public Class<? extends Annotation> annotationType() {
86 return Ignore.class;
87 }
88 };
89
90 assertEquals(Ignore.class, annotation.annotationType());
91 }
92
93 private Description describe(Class<?> testClass) {
94 return Request.aClass(testClass).getRunner().getDescription();
95 }
96 }