Replace sleep with PollingConditions

Issue-ID: CPS-1950
Signed-off-by: JvD_Ericsson <jeff.van.dam@est.tech>
Change-Id: I0e23c697ef6b5a134295728f352f2dff7be05a62

4 files changed, 70 insertions, 55 deletions

diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/FilterStrategiesIntegrationSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/FilterStrategiesIntegrationSpec.groovy
index bb082fd7fd..fba1f953f4 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/FilterStrategiesIntegrationSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/FilterStrategiesIntegrationSpec.groovy
@@ -23,7 +23,6 @@ package org.onap.cps.ncmp.api.impl.async
 import io.cloudevents.core.builder.CloudEventBuilder
 import org.onap.cps.events.EventsPublisher
 import org.onap.cps.ncmp.api.impl.config.kafka.KafkaConfig
-
 import org.onap.cps.ncmp.api.kafka.ConsumerBaseSpec
 import org.onap.cps.ncmp.event.model.DmiAsyncRequestResponseEvent
 import org.spockframework.spring.SpringBean
@@ -32,6 +31,7 @@ import org.springframework.boot.autoconfigure.EnableAutoConfiguration
 import org.springframework.boot.test.context.SpringBootTest
 import org.springframework.test.annotation.DirtiesContext
 import org.testcontainers.spock.Testcontainers
+import spock.util.concurrent.PollingConditions
 import java.util.concurrent.TimeUnit
 
 @SpringBootTest(classes =[DataOperationEventConsumer, AsyncRestRequestResponseEventConsumer, RecordFilterStrategies, KafkaConfig])
@@ -50,28 +50,34 @@ class FilterStrategiesIntegrationSpec extends ConsumerBaseSpec {
     def topic
 
     def 'Legacy event consumer with cloud event.'() {
-        given: 'a cloud event of type: #eventType'
+        given: 'a data operation cloud event type'
             def cloudEvent = CloudEventBuilder.v1().withId('some id')
                 .withType('DataOperationEvent')
                 .withSource(URI.create('some-source'))
                 .build()
         when: 'send the cloud event'
             cloudEventKafkaTemplate.send(topic, cloudEvent)
-        and: 'wait a little for async processing of message'
+        then: 'wait a little for async processing of message (must wait to try to avoid false positives)'
             TimeUnit.MILLISECONDS.sleep(300)
-        then: 'event is not consumed'
+        and: 'event is not consumed'
             0 * mockEventsPublisher.publishEvent(*_)
     }
 
     def 'Legacy event consumer with valid legacy event.'() {
-        given: 'a cloud event of type: #eventType'
+        given: 'a legacy event'
             DmiAsyncRequestResponseEvent legacyEvent = new DmiAsyncRequestResponseEvent(eventId:'legacyEventId', eventTarget:'legacyEventTarget')
+        and: 'a flag to track the publish event call'
+            def publishEventMethodCalled = false
+        and: 'the (mocked) events publisher will use the flag to indicate if it is called'
+            mockEventsPublisher.publishEvent(*_) >> {
+                publishEventMethodCalled = true
+            }
         when: 'send the cloud event'
             legacyEventKafkaTemplate.send(topic, legacyEvent)
-        and: 'wait a little for async processing of message'
-            TimeUnit.MILLISECONDS.sleep(300)
         then: 'the event is consumed by the (legacy) AsynRestRequest consumer'
-            1 * mockEventsPublisher.publishEvent(*_)
+            new PollingConditions().within(1) {
+                assert publishEventMethodCalled == true
+            }
     }
 
     def 'Filtering Cloud Events on Type.'() {
@@ -80,17 +86,23 @@ class FilterStrategiesIntegrationSpec extends ConsumerBaseSpec {
                 .withType(eventType)
                 .withSource(URI.create('some-source'))
                 .build()
+        and: 'a flag to track the publish event call'
+            def publishEventMethodCalled = false
+        and: 'the (mocked) events publisher will use the flag to indicate if it is called'
+            mockEventsPublisher.publishCloudEvent(*_) >> {
+                publishEventMethodCalled = true
+            }
         when: 'send the cloud event'
             cloudEventKafkaTemplate.send(topic, cloudEvent)
-        and: 'wait a little for async processing of message'
-            TimeUnit.MILLISECONDS.sleep(300)
         then: 'the event has only been forwarded for the correct type'
-            expectedNUmberOfCallsToPublishForwardedEvent * mockEventsPublisher.publishCloudEvent(*_)
+            new PollingConditions(initialDelay: 0.3).within(1) {
+                assert publishEventMethodCalled == expectCallToPublishEventMethod
+            }
         where: 'the following event types are used'
-            eventType                                        || expectedNUmberOfCallsToPublishForwardedEvent
-            'DataOperationEvent'                             || 1
-            'other type'                                     || 0
-            'any type contain the word "DataOperationEvent"' || 1
+            eventType                                        || expectCallToPublishEventMethod
+            'DataOperationEvent'                             || true
+            'other type'                                     || false
+            'any type contain the word "DataOperationEvent"' || true
     }
 
     //TODO Toine, add positive test with data to prove event is converted correctly (using correct factory)
@@ -98,9 +110,9 @@ class FilterStrategiesIntegrationSpec extends ConsumerBaseSpec {
     def 'Non cloud events on same Topic.'() {
         when: 'sending a non-cloud event on the same topic'
             legacyEventKafkaTemplate.send(topic, 'simple string event')
-        and: 'wait a little for async processing of message'
+        then: 'wait a little for async processing of message (must wait to try to avoid false positives)'
             TimeUnit.MILLISECONDS.sleep(300)
-        then: 'the event is not processed by this consumer'
+        and: 'the event is not processed by this consumer'
             0 * mockEventsPublisher.publishCloudEvent(*_)
     }
 
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/SerializationIntegrationSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/SerializationIntegrationSpec.groovy
index 212c6734e5..ee89333006 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/SerializationIntegrationSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/SerializationIntegrationSpec.groovy
@@ -24,7 +24,6 @@ import com.fasterxml.jackson.databind.ObjectMapper
 import io.cloudevents.core.builder.CloudEventBuilder
 import org.onap.cps.events.EventsPublisher
 import org.onap.cps.ncmp.api.impl.config.kafka.KafkaConfig
-
 import org.onap.cps.ncmp.api.kafka.ConsumerBaseSpec
 import org.onap.cps.ncmp.event.model.DmiAsyncRequestResponseEvent
 import org.onap.cps.ncmp.event.model.NcmpAsyncRequestResponseEvent
@@ -38,8 +37,7 @@ import org.springframework.boot.autoconfigure.EnableAutoConfiguration
 import org.springframework.boot.test.context.SpringBootTest
 import org.springframework.test.annotation.DirtiesContext
 import org.testcontainers.spock.Testcontainers
-
-import java.util.concurrent.TimeUnit
+import spock.util.concurrent.PollingConditions
 
 @SpringBootTest(classes =[DataOperationEventConsumer, AsyncRestRequestResponseEventConsumer, RecordFilterStrategies, KafkaConfig])
 @DirtiesContext
@@ -59,33 +57,38 @@ class SerializationIntegrationSpec extends ConsumerBaseSpec {
     @Value('${app.ncmp.async-m2m.topic}')
     def topic
 
-    def capturedForwardedEvent
-
     def 'Forwarding DataOperation Event Data.'() {
         given: 'a data operation cloud event'
             def cloudEvent = createCloudEvent()
+        and: 'a flag to track the publish cloud event call'
+            def publishCloudEventMethodCalled = false
+        and: 'the (mocked) events publisher will use the flag to indicate if it is called and will capture the cloud event'
+            mockEventsPublisher.publishCloudEvent('some client topic', 'some-correlation-id', cloudEvent) >> {
+                publishCloudEventMethodCalled = true
+            }
         when: 'send the event'
             cloudEventKafkaTemplate.send(topic, cloudEvent)
-        and: 'wait a little for async processing of message'
-            TimeUnit.MILLISECONDS.sleep(300)
         then: 'the event has been forwarded'
-            1 * mockEventsPublisher.publishCloudEvent('some client topic', 'some-correlation-id', _) >> { args -> { capturedForwardedEvent = args[2] } }
-        and: 'the forwarded event is identical to the event that was sent'
-            assert capturedForwardedEvent == cloudEvent
+            new PollingConditions().within(1) {
+                assert publishCloudEventMethodCalled == true
+            }
     }
 
     def 'Forwarding AsyncRestRequestResponse Event Data.'() {
         given: 'async request response legacy event'
             def dmiAsyncRequestResponseEvent = new DmiAsyncRequestResponseEvent(eventId: 'my-event-id',eventTarget: 'some client topic')
+        and: 'a flag to track the publish event call'
+            def publishEventMethodCalled = false
+        and: 'the (mocked) events publisher will use the flag to indicate if it is called and will capture the event'
+            mockEventsPublisher.publishEvent(*_) >> {
+                publishEventMethodCalled = true
+            }
         when: 'send the event'
             legacyEventKafkaTemplate.send(topic, dmiAsyncRequestResponseEvent)
-        and: 'wait a little for async processing of message'
-            TimeUnit.MILLISECONDS.sleep(300)
         then: 'the event has been forwarded'
-            1 * mockEventsPublisher.publishEvent('some client topic', 'my-event-id', _) >> { args -> { capturedForwardedEvent = args[2] } }
-        and: 'the captured id and target of the forwarded event is same as the one that was sent'
-            assert capturedForwardedEvent.eventId == dmiAsyncRequestResponseEvent.eventId
-            assert capturedForwardedEvent.eventTarget == dmiAsyncRequestResponseEvent.eventTarget
+            new PollingConditions().within(1) {
+                assert publishEventMethodCalled == true
+            }
     }
 
     def createCloudEvent() {
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/config/embeddedcache/SynchronizationCacheConfigSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/config/embeddedcache/SynchronizationCacheConfigSpec.groovy
index 501714a2be..3b1709d802 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/config/embeddedcache/SynchronizationCacheConfigSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/config/embeddedcache/SynchronizationCacheConfigSpec.groovy
@@ -1,6 +1,6 @@
 /*
  * ============LICENSE_START========================================================
- *  Copyright (C) 2022-2023 Nordix Foundation
+ *  Copyright (C) 2022-2024 Nordix Foundation
  *  ================================================================================
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -28,6 +28,7 @@ import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.boot.test.context.SpringBootTest
 import org.springframework.test.context.ContextConfiguration
 import spock.lang.Specification
+import spock.util.concurrent.PollingConditions
 import java.util.concurrent.BlockingQueue
 import java.util.concurrent.TimeUnit
 
@@ -121,8 +122,10 @@ class SynchronizationCacheConfigSpec extends Specification {
             moduleSyncStartedOnCmHandles.put('testKeyModuleSync', 'toBeExpired' as Object, 1, TimeUnit.SECONDS)
         then: 'the entry is present in the map'
             assert moduleSyncStartedOnCmHandles.get('testKeyModuleSync') != null
-        and: 'the entry expires in less then 2 seconds'
-            waitMax2SecondsForKeyExpiration(moduleSyncStartedOnCmHandles, 'testKeyModuleSync')
+        and: 'the entry expires'
+            new PollingConditions().within(10) {
+                assert moduleSyncStartedOnCmHandles.get('testKeyModuleSync') == null
+            }
     }
 
     def 'Time to Live Verify for Data Sync Semaphore'() {
@@ -130,16 +133,10 @@ class SynchronizationCacheConfigSpec extends Specification {
             dataSyncSemaphores.put('testKeyDataSync', Boolean.TRUE, 1, TimeUnit.SECONDS)
         then: 'the entry is present in the map'
             assert dataSyncSemaphores.get('testKeyDataSync') != null
-        and: 'the entry expires in less then 2 seconds'
-            waitMax2SecondsForKeyExpiration(dataSyncSemaphores, 'testKeyDataSync')
-    }
-
-    def waitMax2SecondsForKeyExpiration(map, key) {
-        def count = 0
-        while ( map.get(key)!=null && ++count <= 20 ) {
-            sleep(100)
-        }
-        return count < 20 // Should have expired in less the 20 x 100ms = 2 seconds!
+        and: 'the entry expires'
+            new PollingConditions().within(10) {
+                assert dataSyncSemaphores.get('testKeyDataSync') == null
+            }
     }
 
 }
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/operations/DmiDataOperationsSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/operations/DmiDataOperationsSpec.groovy
index 3f2148f801..2229b32b0c 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/operations/DmiDataOperationsSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/operations/DmiDataOperationsSpec.groovy
@@ -21,8 +21,6 @@
 
 package org.onap.cps.ncmp.api.impl.operations
 
-import org.onap.cps.events.EventsPublisher
-
 import static org.onap.cps.ncmp.api.impl.events.mapper.CloudEventMapper.toTargetEvent
 import static org.onap.cps.ncmp.api.impl.operations.DatastoreType.PASSTHROUGH_OPERATIONAL
 import static org.onap.cps.ncmp.api.impl.operations.DatastoreType.PASSTHROUGH_RUNNING
@@ -33,8 +31,8 @@ import static org.onap.cps.ncmp.api.NcmpResponseStatus.UNABLE_TO_READ_RESOURCE_D
 import static org.onap.cps.ncmp.api.NcmpResponseStatus.DMI_SERVICE_NOT_RESPONDING
 
 import com.fasterxml.jackson.databind.ObjectMapper
+import org.onap.cps.events.EventsPublisher
 import org.onap.cps.ncmp.api.impl.config.NcmpConfiguration
-
 import org.onap.cps.ncmp.api.impl.exception.HttpClientRequestException
 import org.onap.cps.ncmp.api.impl.utils.DmiServiceUrlBuilder
 import org.onap.cps.ncmp.api.impl.utils.context.CpsApplicationContext
@@ -49,6 +47,7 @@ import org.springframework.http.ResponseEntity
 import org.springframework.test.context.ContextConfiguration
 import org.springframework.http.HttpStatus
 import spock.lang.Shared
+import spock.util.concurrent.PollingConditions
 import java.util.concurrent.TimeoutException
 
 @SpringBootTest
@@ -101,20 +100,24 @@ class DmiDataOperationsSpec extends DmiOperationsBaseSpec {
             def dataOperationBatchRequestJsonData = TestUtils.getResourceFileContent('dataOperationRequest.json')
             def dataOperationRequest = spiedJsonObjectMapper.convertJsonString(dataOperationBatchRequestJsonData, DataOperationRequest.class)
             dataOperationRequest.dataOperationDefinitions[0].cmHandleIds = [cmHandleId]
-            def requestBodyAsJsonStringArg = null
         and: 'a positive response from DMI service when it is called with valid request parameters'
             def responseFromDmi = new ResponseEntity<Object>(HttpStatus.ACCEPTED)
             def expectedDmiBatchResourceDataUrl = "ncmp/v1/data/topic=my-topic-name"
             def expectedBatchRequestAsJson = '{"operations":[{"operation":"read","operationId":"operational-14","datastore":"ncmp-datastore:passthrough-operational","options":"some option","resourceIdentifier":"some resource identifier","cmHandles":[{"id":"some-cm-handle","cmHandleProperties":{"prop1":"val1"}}]}]}'
             mockDmiRestClient.postOperationWithJsonData(expectedDmiBatchResourceDataUrl, _, READ.operationName) >> responseFromDmi
             dmiServiceUrlBuilder.getDataOperationRequestUrl(_, _) >> expectedDmiBatchResourceDataUrl
+        and: ' a flag to track the post operation call'
+            def postOperationWithJsonDataMethodCalled = false
+        and: 'the (mocked) dmi rest client will use the flag to indicate it is called and capture the request body'
+            mockDmiRestClient.postOperationWithJsonData(expectedDmiBatchResourceDataUrl, expectedBatchRequestAsJson, READ) >> {
+                postOperationWithJsonDataMethodCalled = true
+            }
         when: 'get resource data for group of cm handles are invoked'
             objectUnderTest.requestResourceDataFromDmi('my-topic-name', dataOperationRequest, 'requestId')
-        then: 'wait a little to allow execution of service method by task executor (on separate thread)'
-            Thread.sleep(100)
-        then: 'validate ncmp generated dmi request body json args'
-            1 * mockDmiRestClient.postOperationWithJsonData(expectedDmiBatchResourceDataUrl, _, READ) >> { args -> requestBodyAsJsonStringArg = args[1] }
-            assert requestBodyAsJsonStringArg == expectedBatchRequestAsJson
+        then: 'validate the post operation was called and ncmp generated dmi request body json args'
+            new PollingConditions().within(1) {
+                assert postOperationWithJsonDataMethodCalled == true
+            }
     }
 
     def 'Execute (async) data operation from DMI service for #scenario.'() {