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
|
// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.flags.json;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.JsonNodeType;
import com.yahoo.vespa.flags.json.wire.WireCondition;
import com.yahoo.vespa.flags.json.wire.WireFlagData;
import org.junit.Test;
import java.io.IOException;
import java.util.List;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.anEmptyMap;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.notNullValue;
import static org.hamcrest.Matchers.nullValue;
/**
* @author hakonhall
*/
public class SerializationTest {
@Test
public void emptyJson() throws IOException {
String json = "{\"id\":\"id1\"}";
WireFlagData wireData = WireFlagData.deserialize(json);
assertThat(wireData.id, equalTo("id1"));
assertThat(wireData.defaultFetchVector, nullValue());
assertThat(wireData.rules, nullValue());
assertThat(wireData.serializeToJson(), equalTo(json));
assertThat(FlagData.deserialize(json).serializeToJson(), equalTo(json));
}
@Test
public void deserialization() throws IOException {
String json = "{\n" +
" \"id\": \"id2\",\n" +
" \"rules\": [\n" +
" {\n" +
" \"conditions\": [\n" +
" {\n" +
" \"type\": \"whitelist\",\n" +
" \"dimension\": \"application\",\n" +
" \"values\": [ \"a1\", \"a2\" ]\n" +
" },\n" +
" {\n" +
" \"type\": \"blacklist\",\n" +
" \"dimension\": \"hostname\",\n" +
" \"values\": [ \"h1\" ]\n" +
" }\n" +
" ],\n" +
" \"value\": true\n" +
" }\n" +
" ],\n" +
" \"attributes\": {\n" +
" \"zone\": \"z1\",\n" +
" \"application\": \"a1\",\n" +
" \"hostname\": \"h1\",\n" +
" \"node-type\": \"nt1\"\n" +
" }\n" +
"}";
WireFlagData wireData = WireFlagData.deserialize(json);
assertThat(wireData.id, equalTo("id2"));
// rule
assertThat(wireData.rules.size(), equalTo(1));
assertThat(wireData.rules.get(0).andConditions.size(), equalTo(2));
assertThat(wireData.rules.get(0).value.getNodeType(), equalTo(JsonNodeType.BOOLEAN));
assertThat(wireData.rules.get(0).value.asBoolean(), equalTo(true));
// first condition
WireCondition whitelistCondition = wireData.rules.get(0).andConditions.get(0);
assertThat(whitelistCondition.type, equalTo("whitelist"));
assertThat(whitelistCondition.dimension, equalTo("application"));
assertThat(whitelistCondition.values, equalTo(List.of("a1", "a2")));
// second condition
WireCondition blacklistCondition = wireData.rules.get(0).andConditions.get(1);
assertThat(blacklistCondition.type, equalTo("blacklist"));
assertThat(blacklistCondition.dimension, equalTo("hostname"));
assertThat(blacklistCondition.values, equalTo(List.of("h1")));
// attributes
assertThat(wireData.defaultFetchVector, notNullValue());
assertThat(wireData.defaultFetchVector.get("zone"), equalTo("z1"));
assertThat(wireData.defaultFetchVector.get("application"), equalTo("a1"));
assertThat(wireData.defaultFetchVector.get("hostname"), equalTo("h1"));
assertThat(wireData.defaultFetchVector.get("node-type"), equalTo("nt1"));
// Verify serialization of RawFlag == serialization by ObjectMapper
ObjectMapper mapper = new ObjectMapper();
String serializedWithObjectMapper = mapper.writeValueAsString(mapper.readTree(json));
assertThat(wireData.serializeToJson(), equalTo(serializedWithObjectMapper));
// Unfortunately the order of attributes members are different...
// assertThat(FlagData.deserialize(json).serializeToJson(), equalTo(serializedWithObjectMapper));
}
@Test
public void jsonWithStrayFields() {
String json = "{\n" +
" \"id\": \"id3\",\n" +
" \"foo\": true,\n" +
" \"rules\": [\n" +
" {\n" +
" \"conditions\": [\n" +
" {\n" +
" \"type\": \"whitelist\",\n" +
" \"dimension\": \"zone\",\n" +
" \"bar\": \"zoo\"\n" +
" }\n" +
" ],\n" +
" \"other\": true\n" +
" }\n" +
" ],\n" +
" \"attributes\": {\n" +
" }\n" +
"}";
WireFlagData wireData = WireFlagData.deserialize(json);
assertThat(wireData.rules.size(), equalTo(1));
assertThat(wireData.rules.get(0).andConditions.size(), equalTo(1));
WireCondition whitelistCondition = wireData.rules.get(0).andConditions.get(0);
assertThat(whitelistCondition.type, equalTo("whitelist"));
assertThat(whitelistCondition.dimension, equalTo("zone"));
assertThat(whitelistCondition.values, nullValue());
assertThat(wireData.rules.get(0).value, nullValue());
assertThat(wireData.defaultFetchVector, anEmptyMap());
assertThat(wireData.serializeToJson(), equalTo("{\"id\":\"id3\",\"rules\":[{\"conditions\":[{\"type\":\"whitelist\",\"dimension\":\"zone\"}]}],\"attributes\":{}}"));
assertThat(FlagData.deserialize(json).serializeToJson(), equalTo("{\"id\":\"id3\",\"rules\":[{\"conditions\":[{\"type\":\"whitelist\",\"dimension\":\"zone\"}]}]}"));
}
}
|
