1 files changed, 71 insertions, 0 deletions
diff --git a/src/test/groovy/org/onap/cps/ncmp/dmi/api/kafka/MessagingBaseSpec.groovy b/src/test/groovy/org/onap/cps/ncmp/dmi/api/kafka/MessagingBaseSpec.groovy
new file mode 100644
index 00000000..59e45c20
--- /dev/null
+++ b/src/test/groovy/org/onap/cps/ncmp/dmi/api/kafka/MessagingBaseSpec.groovy
@@ -0,0 +1,71 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2023 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.api.kafka
+
+import org.apache.kafka.common.serialization.StringDeserializer
+import org.apache.kafka.common.serialization.StringSerializer
+import org.springframework.kafka.core.DefaultKafkaProducerFactory
+import org.springframework.kafka.core.KafkaTemplate
+import org.springframework.kafka.support.serializer.JsonSerializer
+import org.springframework.test.context.DynamicPropertyRegistry
+import org.springframework.test.context.DynamicPropertySource
+import org.testcontainers.containers.KafkaContainer
+import org.testcontainers.utility.DockerImageName
+import spock.lang.Specification
+
+class MessagingBaseSpec extends Specification {
+
+    def setupSpec() {
+        kafkaTestContainer.start()
+    }
+
+    def cleanupSpec() {
+        kafkaTestContainer.stop()
+    }
+
+    static kafkaTestContainer = new KafkaContainer(DockerImageName.parse('registry.nordix.org/onaptest/confluentinc/cp-kafka:6.2.1').asCompatibleSubstituteFor('confluentinc/cp-kafka'))
+
+    def producerConfigProperties() {
+        return [('bootstrap.servers'): kafkaTestContainer.getBootstrapServers().split(',')[0],
+                ('retries')          : 0,
+                ('batch-size')       : 16384,
+                ('linger.ms')        : 1,
+                ('buffer.memory')    : 33554432,
+                ('key.serializer')   : StringSerializer,
+                ('value.serializer') : JsonSerializer]
+    }
+
+    def consumerConfigProperties(consumerGroupId) {
+        return [('bootstrap.servers') : kafkaTestContainer.getBootstrapServers().split(',')[0],
+                ('key.deserializer')  : StringDeserializer,
+                ('value.deserializer'): StringDeserializer,
+                ('auto.offset.reset') : 'earliest',
+                ('group.id')          : consumerGroupId
+        ]
+    }
+
+    def kafkaTemplate = new KafkaTemplate<>(new DefaultKafkaProducerFactory<Integer, String>(producerConfigProperties()))
+
+    @DynamicPropertySource
+    static void registerKafkaProperties(DynamicPropertyRegistry dynamicPropertyRegistry) {
+        dynamicPropertyRegistry.add('spring.kafka.bootstrap-servers', kafkaTestContainer::getBootstrapServers)
+    }
+}