gerrit.onap Code Review - dcaegen2/collectors/hv-ves.git/blob

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * dcaegen2-collectors-veshv
   4  * ================================================================================
   5  * Copyright (C) 2018 NOKIA
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20 package org.onap.dcae.collectors.veshv.impl.adapters
  21
  22 import com.nhaarman.mockito_kotlin.eq
  23 import com.nhaarman.mockito_kotlin.mock
  24 import com.nhaarman.mockito_kotlin.whenever
  25 import org.jetbrains.spek.api.Spek
  26 import org.jetbrains.spek.api.dsl.given
  27 import org.jetbrains.spek.api.dsl.it
  28 import org.mockito.Mockito
  29 import org.onap.ves.VesEventV5.VesEvent.CommonEventHeader.Domain
  30 import reactor.core.publisher.Mono
  31 import reactor.test.StepVerifier
  32 import java.time.Duration
  33 import java.util.*
  34 import kotlin.test.assertEquals
  35
  36 /**
  37  * @author Jakub Dudycz <jakub.dudycz@nokia.com>
  38  * @since May 2018
  39  */
  40 internal object ConsulConfigurationProviderTest : Spek({
  41
  42     val httpAdapterMock: HttpAdapter = mock()
  43     val firstRequestDelay = Duration.ofMillis(1)
  44
  45     given("valid resource url") {
  46
  47         val validUrl = "http://valid-url/"
  48         val consulConfigProvider = ConsulConfigurationProvider(validUrl, httpAdapterMock, firstRequestDelay)
  49
  50         whenever(httpAdapterMock.get(eq(validUrl), Mockito.anyMap()))
  51                 .thenReturn(Mono.just(constructConsulResponse()))
  52
  53         it("should use default configuration at the beginning, " +
  54                 "then apply received configuration") {
  55
  56             StepVerifier.create(consulConfigProvider().take(2))
  57                     .consumeNextWith {
  58
  59                         assertEquals("kafka:9092", it.kafkaBootstrapServers)
  60
  61                         val route1 = it.routing.routes[0]
  62                         assertEquals(Domain.HVRANMEAS, route1.domain)
  63                         assertEquals("ves_hvRanMeas", route1.targetTopic)
  64                     }
  65                     .consumeNextWith {
  66
  67                         assertEquals("kafka:9093", it.kafkaBootstrapServers)
  68
  69                         val route1 = it.routing.routes[0]
  70                         assertEquals(Domain.HEARTBEAT, route1.domain)
  71                         assertEquals("test-topic-1", route1.targetTopic)
  72
  73                         val route2 = it.routing.routes[1]
  74                         assertEquals(Domain.MEASUREMENTS_FOR_VF_SCALING, route2.domain)
  75                         assertEquals("test-topic-2", route2.targetTopic)
  76
  77                     }.verifyComplete()
  78         }
  79     }
  80     given("invalid resource url") {
  81
  82         val invalidUrl = "http://invalid-url/"
  83         val consulConfigProvider = ConsulConfigurationProvider(invalidUrl, httpAdapterMock, firstRequestDelay)
  84
  85         whenever(httpAdapterMock.get(eq(invalidUrl), Mockito.anyMap()))
  86                 .thenReturn(Mono.error(RuntimeException("Test exception")))
  87
  88         it("should use default configuration at the beginning, then should interrupt the flux") {
  89
  90             StepVerifier.create(consulConfigProvider())
  91                     .consumeNextWith {
  92
  93
  94                         assertEquals("kafka:9092", it.kafkaBootstrapServers)
  95
  96                         val route1 = it.routing.routes[0]
  97                         assertEquals(Domain.HVRANMEAS, route1.domain)
  98                         assertEquals("ves_hvRanMeas", route1.targetTopic)
  99                     }
 100                     .verifyErrorMessage("Test exception")
 101         }
 102     }
 103 })
 104
 105 fun constructConsulResponse(): String {
 106
 107     val config = """{
 108         "kafkaBootstrapServers": "kafka:9093",
 109         "routing": [
 110                     {
 111                         "fromDomain": 1,
 112                         "toTopic": "test-topic-1"
 113                     },
 114                     {
 115                         "fromDomain": 2,
 116                         "toTopic": "test-topic-2"
 117                 }
 118     ]
 119     }"""
 120
 121     val encodedValue = String(Base64.getEncoder().encode(config.toByteArray()))
 122
 123     return """[
 124         {
 125             "CreateIndex": 100,
 126             "ModifyIndex": 200,
 127             "LockIndex": 200,
 128             "Key": "zip",
 129             "Flags": 0,
 130             "Value": "$encodedValue",
 131             "Session": "adf4238a-882b-9ddc-4a9d-5b6758e4159e"
 132         }
 133     ]"""
 134 }