blob: b678f92e30e68efeafa128975a0493c2d5675d83 (
plain)
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
|
package com.fasterxml.jackson.databind.jsontype;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.databind.BaseMapTest;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.IOException;
public class TestBaseTypeAsDefault extends BaseMapTest
{
@JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, property = "@class")
static class Parent {
}
static class Child extends Parent {
}
@JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, property = "@class", defaultImpl = ChildOfChild.class)
static abstract class AbstractParentWithDefault {
}
static class ChildOfAbstract extends AbstractParentWithDefault {
}
static class ChildOfChild extends ChildOfAbstract {
}
/*
/**********************************************************
/* Test methods
/**********************************************************
*/
protected ObjectMapper MAPPER_WITH_BASE = jsonMapperBuilder()
.enable(MapperFeature.USE_BASE_TYPE_AS_DEFAULT_IMPL)
.build();
protected ObjectMapper MAPPER_WITHOUT_BASE = jsonMapperBuilder()
.disable(MapperFeature.USE_BASE_TYPE_AS_DEFAULT_IMPL)
.build();
public void testPositiveForParent() throws IOException {
Object o = MAPPER_WITH_BASE.readerFor(Parent.class).readValue("{}");
assertEquals(o.getClass(), Parent.class);
}
public void testPositiveForChild() throws IOException {
Object o = MAPPER_WITH_BASE.readerFor(Child.class).readValue("{}");
assertEquals(o.getClass(), Child.class);
}
public void testNegativeForParent() throws IOException {
try {
/*Object o =*/ MAPPER_WITHOUT_BASE.readerFor(Parent.class).readValue("{}");
fail("Should not pass");
} catch (JsonMappingException ex) {
assertTrue(ex.getMessage().contains("missing type id property '@class'"));
}
}
public void testNegativeForChild() throws IOException {
try {
/*Object o =*/ MAPPER_WITHOUT_BASE.readerFor(Child.class).readValue("{}");
fail("Should not pass");
} catch (JsonMappingException ex) {
assertTrue(ex.getMessage().contains("missing type id property '@class'"));
}
}
public void testConversionForAbstractWithDefault() throws IOException {
// should pass shouldn't it?
Object o = MAPPER_WITH_BASE.readerFor(AbstractParentWithDefault.class).readValue("{}");
assertEquals(o.getClass(), ChildOfChild.class);
}
public void testPositiveWithTypeSpecification() throws IOException {
Object o = MAPPER_WITH_BASE.readerFor(Parent.class)
.readValue("{\"@class\":\""+Child.class.getName()+"\"}");
assertEquals(o.getClass(), Child.class);
}
public void testPositiveWithManualDefault() throws IOException {
Object o = MAPPER_WITH_BASE.readerFor(ChildOfAbstract.class).readValue("{}");
assertEquals(o.getClass(), ChildOfChild.class);
}
}
|