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
|
/*
* ============LICENSE_START=======================================================
* Copyright (C) 2022 Nordix Foundation
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.ncmp.dmi.service
import org.apache.kafka.clients.admin.NewTopic
import org.apache.kafka.clients.consumer.KafkaConsumer
import org.apache.kafka.common.serialization.StringDeserializer
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.beans.factory.annotation.Value
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.context.annotation.Bean
import org.springframework.context.annotation.Configuration
import org.springframework.kafka.core.KafkaTemplate
import org.springframework.kafka.support.serializer.JsonDeserializer
import org.springframework.test.annotation.DirtiesContext
import org.springframework.test.context.DynamicPropertyRegistry
import org.springframework.test.context.DynamicPropertySource
import org.testcontainers.containers.KafkaContainer
import org.testcontainers.spock.Testcontainers
import spock.lang.Specification
import java.time.Duration
import static org.apache.kafka.clients.consumer.ConsumerConfig.AUTO_OFFSET_RESET_CONFIG
import static org.apache.kafka.clients.consumer.ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG
import static org.apache.kafka.clients.consumer.ConsumerConfig.GROUP_ID_CONFIG
import static org.apache.kafka.clients.consumer.ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG
import static org.apache.kafka.clients.consumer.ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG
@SpringBootTest
@Testcontainers
@DirtiesContext
class NcmpKafkaPublisherSpec extends Specification {
static kafkaTestContainer = new KafkaContainer()
static {
Runtime.getRuntime().addShutdownHook(new Thread(kafkaTestContainer::stop))
}
def setupSpec() {
kafkaTestContainer.start()
}
@Autowired
KafkaTemplate<String, Object> kafkaTemplate
@Value('${app.ncmp.async-m2m.topic}')
String topic
KafkaConsumer<String, Object> consumer = new KafkaConsumer<>(kafkaConsumerConfig())
def 'Publish and Subscribe message'() {
given: 'a sample messsage and key'
def message = 'sample message'
def messageKey = 'message-key'
def objectUnderTest = new NcmpKafkaPublisher(kafkaTemplate, topic)
when: 'a message is published'
objectUnderTest.sendMessage(messageKey, message)
then: 'a message is consumed'
consumer.subscribe([topic] as List<String>)
def records = consumer.poll(Duration.ofMillis(1000))
assert records.size() == 1
assert messageKey == records[0].key
assert message == records[0].value
}
def kafkaConsumerConfig() {
def configs = [:]
configs.put(KEY_DESERIALIZER_CLASS_CONFIG, StringDeserializer.name)
configs.put(VALUE_DESERIALIZER_CLASS_CONFIG, JsonDeserializer.name)
configs.put(AUTO_OFFSET_RESET_CONFIG, 'earliest')
configs.put(BOOTSTRAP_SERVERS_CONFIG, kafkaTestContainer.getBootstrapServers().split(",")[0])
configs.put(GROUP_ID_CONFIG, 'test')
return configs
}
@DynamicPropertySource
static void registerKafkaProperties(DynamicPropertyRegistry registry) {
registry.add('spring.kafka.bootstrap-servers', kafkaTestContainer::getBootstrapServers)
}
}
@Configuration
class TopicConfig {
@Bean
NewTopic newTopic() {
return new NewTopic("my-topic-name", 1, (short) 1);
}
}
|