blob: bc46c99827b6f2168cb3e2645622b15a894e7f8d (
plain) (
blame)
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
|
/* =========================================================================================
* Copyright © 2013-2017 the kamon project <http://kamon.io/>
*
* 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 kamon.context
import kamon.Kamon
import kamon.testkit.ContextTesting
import org.scalatest.{Matchers, OptionValues, WordSpec}
class ContextCodecSpec extends WordSpec with Matchers with ContextTesting with OptionValues {
"the Context Codec" when {
"encoding/decoding to HttpHeaders" should {
"round trip a empty context" in {
val textMap = ContextCodec.HttpHeaders.encode(Context.Empty)
val decodedContext = ContextCodec.HttpHeaders.decode(textMap)
decodedContext shouldBe Context.Empty
}
"round trip a context with only local keys" in {
val localOnlyContext = Context.create(StringKey, Some("string-value"))
val textMap = ContextCodec.HttpHeaders.encode(localOnlyContext)
val decodedContext = ContextCodec.HttpHeaders.decode(textMap)
decodedContext shouldBe Context.Empty
}
"round trip a context with local and broadcast keys" in {
val initialContext = Context.create()
.withKey(StringKey, Some("string-value"))
.withKey(StringBroadcastKey, Some("this-should-be-round-tripped"))
val textMap = ContextCodec.HttpHeaders.encode(initialContext)
val decodedContext = ContextCodec.HttpHeaders.decode(textMap)
decodedContext.get(StringKey) shouldBe empty
decodedContext.get(StringBroadcastKey).value shouldBe "this-should-be-round-tripped"
}
}
"encoding/decoding to Binary" should {
"round trip a empty context" in {
val byteBuffer = ContextCodec.Binary.encode(Context.Empty)
val decodedContext = ContextCodec.Binary.decode(byteBuffer)
decodedContext shouldBe Context.Empty
}
"round trip a context with only local keys" in {
val localOnlyContext = Context.create(StringKey, Some("string-value"))
val byteBuffer = ContextCodec.Binary.encode(localOnlyContext)
val decodedContext = ContextCodec.Binary.decode(byteBuffer)
decodedContext shouldBe Context.Empty
}
"round trip a context with local and broadcast keys" in {
val initialContext = Context.create()
.withKey(StringKey, Some("string-value"))
.withKey(StringBroadcastKey, Some("this-should-be-round-tripped"))
val byteBuffer = ContextCodec.Binary.encode(initialContext)
val decodedContext = ContextCodec.Binary.decode(byteBuffer)
decodedContext.get(StringKey) shouldBe empty
decodedContext.get(StringBroadcastKey).value shouldBe "this-should-be-round-tripped"
}
}
}
val ContextCodec = new Codecs(Kamon.config())
}
|