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package org.onap.cps.ncmp.dmi.config.kafka
import io.cloudevents.CloudEvent
import io.cloudevents.kafka.CloudEventDeserializer
import io.cloudevents.kafka.CloudEventSerializer
import org.spockframework.spring.EnableSharedInjection
import org.springframework.beans.factory.annotation.Autowired
import org.springframework.boot.autoconfigure.kafka.KafkaProperties
import org.springframework.boot.context.properties.EnableConfigurationProperties
import org.springframework.boot.test.context.SpringBootTest
import org.springframework.kafka.core.KafkaTemplate
import org.springframework.kafka.support.serializer.JsonDeserializer
import org.springframework.kafka.support.serializer.JsonSerializer
import spock.lang.Shared
import spock.lang.Specification
@SpringBootTest(classes = [KafkaProperties, KafkaConfig])
@EnableSharedInjection
@EnableConfigurationProperties
class KafkaConfigSpec extends Specification {
@Shared
@Autowired
KafkaTemplate<String, String> legacyEventKafkaTemplate
@Shared
@Autowired
KafkaTemplate<String, CloudEvent> cloudEventKafkaTemplate
def 'Verify kafka template serializer and deserializer configuration for #eventType.'() {
expect: 'kafka template is instantiated'
assert kafkaTemplateInstance.properties['beanName'] == beanName
and: 'verify event key and value serializer'
assert kafkaTemplateInstance.properties['producerFactory'].configs['value.serializer'].asType(String.class).contains(valueSerializer.getCanonicalName())
and: 'verify event key and value deserializer'
assert kafkaTemplateInstance.properties['consumerFactory'].configs['spring.deserializer.value.delegate.class'].asType(String.class).contains(delegateDeserializer.getCanonicalName())
where: 'the following event type is used'
eventType | kafkaTemplateInstance || beanName | valueSerializer | delegateDeserializer
'legacy event' | legacyEventKafkaTemplate || 'legacyEventKafkaTemplate' | JsonSerializer | JsonDeserializer
'cloud event' | cloudEventKafkaTemplate || 'cloudEventKafkaTemplate' | CloudEventSerializer | CloudEventDeserializer
}
}
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