ms/blueprintsprocessor/functions/resource-resolution/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/resource/resolution/mock/MockBlueprintWebClientService.kt

   1 /*
   2  * Copyright © 2019 IBM, Bell Canada.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.mock
  17
  18 import org.apache.http.message.BasicHeader
  19 import org.mockserver.integration.ClientAndServer
  20 import org.mockserver.model.Header
  21 import org.mockserver.model.HttpRequest.request
  22 import org.mockserver.model.HttpResponse.response
  23 import org.onap.ccsdk.cds.blueprintsprocessor.rest.RestClientProperties
  24 import org.onap.ccsdk.cds.blueprintsprocessor.rest.service.BlueprintWebClientService
  25 import org.springframework.http.HttpHeaders
  26 import org.springframework.http.MediaType
  27 import java.nio.charset.Charset
  28 import java.util.Base64
  29
  30 class MockBlueprintWebClientService(private var restClientProperties: RestClientProperties) :
  31     BlueprintWebClientService {
  32     private var mockServer: ClientAndServer
  33     private var port: String = if (restClientProperties.url.split(":")[2].isEmpty()) "8080"
  34     else restClientProperties.url.split(":")[2]
  35     private var headers: Map<String, String>
  36
  37     init {
  38         mockServer = ClientAndServer.startClientAndServer(port.toInt())
  39         headers = defaultHeaders()
  40
  41         // Create expected requests and responses
  42         setRequest("GET", "/aai/v14/network/generic-vnfs/generic-vnf/123456")
  43         setRequest(
  44             "GET", "/config/GENERIC-RESOURCE-API:services/service/10/service-data/vnfs/vnf/123456/" +
  45                 "vnf-data/vnf-topology/vnf-parameters-data/param/vnf_name"
  46         )
  47         setRequestWithPayload(
  48             "PUT", "/query",
  49             "{\r\n\"start\": \"\\/nodes\\/vf-modules?vf-module-name=vf-module-name\",\r\n\"query\": \"\\/query\\/related-to?startingNodeType=vf-module&relatedToNodeType=generic-vnf\"\r\n}"
  50         )
  51     }
  52
  53     override fun defaultHeaders(): Map<String, String> {
  54         val encodedCredentials = this.setBasicAuth("admin", "aaiTest")
  55         return mapOf(
  56             HttpHeaders.CONTENT_TYPE to MediaType.APPLICATION_JSON_VALUE,
  57             HttpHeaders.ACCEPT to MediaType.APPLICATION_JSON_VALUE,
  58             HttpHeaders.AUTHORIZATION to "Basic $encodedCredentials"
  59         )
  60     }
  61
  62     override fun host(uri: String): String {
  63         return restClientProperties.url + uri
  64     }
  65
  66     fun tearDown() {
  67         mockServer.close()
  68     }
  69
  70     override fun exchangeResource(
  71         method: String,
  72         path: String,
  73         payload: String
  74     ): BlueprintWebClientService.WebClientResponse<String> {
  75         val header = arrayOf(BasicHeader(HttpHeaders.AUTHORIZATION, headers[HttpHeaders.AUTHORIZATION]))
  76         return when (method) {
  77             "POST" -> {
  78                 post(path, payload, header, String::class.java)
  79             }
  80             "PUT" -> {
  81                 put(path, payload, header, String::class.java)
  82             }
  83             else -> {
  84                 get(path, header, String::class.java)
  85             }
  86         }
  87     }
  88
  89     private fun setRequest(method: String, path: String) {
  90         val requestResponse = when (method) {
  91             "POST" -> {
  92                 "Post response"
  93             }
  94             "PUT" -> {
  95                 "Put response"
  96             }
  97             else -> {
  98                 "Get response"
  99             }
 100         }
 101         mockServer.`when`(
 102             request().withHeaders(Header(HttpHeaders.AUTHORIZATION, headers[HttpHeaders.AUTHORIZATION]))
 103                 .withMethod(method)
 104                 .withPath(path)
 105         ).respond(response().withStatusCode(200).withBody("{\"aai-resource\":\"$requestResponse\"}"))
 106     }
 107
 108     private fun setRequestWithPayload(method: String, path: String, payload: String) {
 109         val requestResponse = when (method) {
 110             "POST" -> {
 111                 "Post response"
 112             }
 113             "PUT" -> {
 114                 "Put response"
 115             }
 116             else -> {
 117                 "Get response"
 118             }
 119         }
 120         mockServer.`when`(
 121             request().withHeaders(Header(HttpHeaders.AUTHORIZATION, headers[HttpHeaders.AUTHORIZATION]))
 122                 .withMethod(method)
 123                 .withPath(path)
 124                 .withQueryStringParameter("format", "resource")
 125                 .withBody(payload)
 126         ).respond(response().withStatusCode(200).withBody("{\"aai-resource\":\"$requestResponse\"}"))
 127     }
 128
 129     private fun setBasicAuth(username: String, password: String): String {
 130         val credentialsString = "$username:$password"
 131         return Base64.getEncoder().encodeToString(
 132             credentialsString.toByteArray(Charset.defaultCharset())
 133         )
 134     }
 135 }