GitHub workflow file.

.github/workflows/ci.yaml

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+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  run_tests:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Use Node.js 
+      uses: actions/setup-node@v1  
+
+    - name: Installing Dredd
+      run: sudo npm install dredd --global --unsafe-perm=true --allow-root
+
+    - name: Installing node-fetch module
+      run: npm install node-fetch@2
+
+    - name: Installing hooks module  
+      run: npm install hooks
+
+    - name: Installing https module   
+      run: npm install https
+
+    - name: Installing file module 
+      run: npm install fs
+
+    - name: Build the stack
+      run: docker-compose up -d         
+      shell: bash
+      working-directory: ./test     
+
+    - name: Waiting for OpenSearch domain to be up.
+      run: |
+        counter=1
+        for counter in {1..10}
+        do
+          if [ $(curl -s -o /dev/null --head -w "%{http_code}" 'https://admin:admin@localhost:9200' -H 'Content-Type:application/json' --insecure -v) -ne 200 ]; then
+            sleep 30s
+          else
+            echo  "Waiting for addtional 30 seconds.. for Opensearch domain to be up."
+            sleep 30s
+            break 
+          fi  
+        done
+        if [ $counter -eq 11 ]; then
+          echo "Unable to connect with OpenSearch URL https://localhost:9200/"
+          exit 1
+        fi   
+      shell: bash
+      working-directory: ./test       
+
+    - name: Run script file
+      run: |
+          export NODE_TLS_REJECT_UNAUTHORIZED=0
+          python driver-code.py 
+      shell: bash
+      working-directory: ./test
+

test/docker-compose.yml

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+version: '3'
+services:
+  opensearch-node1:
+    image: opensearchproject/opensearch:latest
+    container_name: opensearch-node1
+    environment:
+      - cluster.name=opensearch-cluster
+      - node.name=opensearch-node1
+      - discovery.seed_hosts=opensearch-node1,opensearch-node2
+      - cluster.initial_master_nodes=opensearch-node1,opensearch-node2
+      - bootstrap.memory_lock=true # along with the memlock settings below, disables swapping
+      - "OPENSEARCH_JAVA_OPTS=-Xms512m -Xmx512m" # minimum and maximum Java heap size, recommend setting both to 50% of system RAM
+    ulimits:
+      memlock:
+        soft: -1
+        hard: -1
+      nofile:
+        soft: 65536 # maximum number of open files for the OpenSearch user, set to at least 65536 on modern systems
+        hard: 65536
+    volumes:
+      - opensearch-data1:/usr/share/opensearch/data
+    ports:
+      - 9200:9200
+      - 9600:9600 # required for Performance Analyzer
+    networks:
+      - opensearch-net
+
+  opensearch-node2:
+    image: opensearchproject/opensearch:latest
+    container_name: opensearch-node2
+    environment:
+      - cluster.name=opensearch-cluster
+      - node.name=opensearch-node2
+      - discovery.seed_hosts=opensearch-node1,opensearch-node2
+      - cluster.initial_master_nodes=opensearch-node1,opensearch-node2
+      - bootstrap.memory_lock=true
+      - "OPENSEARCH_JAVA_OPTS=-Xms512m -Xmx512m"
+    ulimits:
+      memlock:
+        soft: -1
+        hard: -1
+      nofile:
+        soft: 65536
+        hard: 65536
+    volumes:
+      - opensearch-data2:/usr/share/opensearch/data
+    networks:
+      - opensearch-net
+
+volumes:
+  opensearch-data1:
+  opensearch-data2:
+
+networks:
+  opensearch-net:

test/driver-code.py

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+import argparse
+import os
+
+class Dredd:
+    def __init__(self, endpoint, user, path, test_name):
+        if endpoint is not None:
+            self.endpoint = endpoint
+        else:     
+            self.endpoint = "https://127.0.0.1:9200"
+
+        if user is not None:
+            self.user = user
+        else:
+            self.user = "admin:admin"
+
+        if path is not None:
+            self.path = path
+        else:
+            self.path = ""    
+
+        if test_name is not None:
+            self.test_name  = test_name 
+        else:
+            self.test_name = ""  
+
+    def write_file(self): 
+        file_obj = open("url.txt", mode='w', encoding='utf-8') 
+        text = self.endpoint + " " + self.user 
+        file_obj.write(text)
+        file_obj.seek(0,0)
+        file_obj.close()
+
+    def dredd_work(self):
+        # Walking in test directory tree and runing dredd framework.
+        test_failed = 0
+        test_passed = 0
+        for dirpath, dirnames, files in os.walk("./models"+self.path):
+            curr_path = dirpath.split('/')
+            curr_dir = curr_path[len(curr_path)-1]         
+            if files:
+                command = "dredd " + dirpath +"/"+ files[1]+ " " + self.endpoint+ " --user=" + self.user + " --hookfiles=" + dirpath + "/" + files[0]
+                if self.test_name != "":
+                    if self.test_name == curr_dir:
+                        result = os.system(command)
+                        if(result != 0):
+                            test_failed = test_failed+1  
+                        else:
+                            test_passed = test_passed+1                                  
+                else:
+                    result = os.system(command)  
+                    if(result != 0):
+                        test_failed = test_failed+1
+                    else:
+                        test_passed = test_passed+1  
+        print("Total test cases: ", test_passed+test_failed)
+        print("Test failed: ", test_failed)
+        return test_failed      
+
+
+# Parsing command line arguments:
+parser = argparse.ArgumentParser()
+
+parser.add_argument('--endpoint', type=str, required=False)
+parser.add_argument('--user', type=str, required=False)
+parser.add_argument('--path', type=str, required=False)
+parser.add_argument('--testname', type=str, required=False)
+args = parser.parse_args()
+
+# Check whether default arguments provided by user:
+obj = Dredd(args.endpoint,args.user,args.path,args.testname)
+
+# Creating a intermediate file for storing URL.
+obj.write_file()
+
+# Running dredd
+exit(obj.dredd_work())

test/models/_global/ping/OpenSearchModel.yaml

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+openapi: 3.0.2
+info:
+  title: OpenSearch
+  version: '2021-11-23'
+paths:
+  /:
+    get:
+      description: Returns whether the cluster is running.
+      operationId: GetPingCluster
+      responses:
+        '200':
+          description: GetPingCluster 200 response
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/GetPingClusterResponseContent'
+components:
+  schemas:
+    GetPingClusterResponseContent:
+      type: object
+      properties:
+        name:
+          type: string
+        cluster_name:
+          type: string
+        cluster_uuid:
+          type: string
+        version:
+          $ref: '#/components/schemas/intermediateStructure'
+        tagline:
+          type: string
+    intermediateStructure:
+      type: object
+      properties:
+        distribution:
+          type: string
+        number:
+          type: string
+        build_type:
+          type: string
+        build_hash:
+          type: string
+        build_date:
+          type: string
+        build_snapshot:
+          type: boolean
+          nullable: true
+        lucene_version:
+          type: string
+        minimum_wire_compatibility_version:
+          type: string
+        minimum_index_compatibility_version:
+          type: string
+

test/models/_global/ping/hooks.js

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+const hooks = require('hooks');
+
+hooks.before("/ > GET > 200 > application/json",function(transactions,done){
+  transactions.expected.headers['Content-Type'] =  "application/json; charset=UTF-8";
+  done();
+});