chore: add integration tests

Signed-off-by: Akarshit Wal <[email protected]>

.circleci/config.yml

@@ -27,9 +27,9 @@ jobs:
 
       - restore_cache:
           keys:
-          - v1-dependencies-{{ checksum "package.json" }}
-          # fallback to using the latest cache if no exact match is found
-          - v1-dependencies-
+            - v1-dependencies-{{ checksum "package.json" }}
+            # fallback to using the latest cache if no exact match is found
+            - v1-dependencies-
 
       - run: npx semantic-release
 
@@ -42,12 +42,34 @@ jobs:
 
       - restore_cache:
           keys:
-          - v1-dependencies-{{ checksum "package.json" }}
-          # fallback to using the latest cache if no exact match is found
-          - v1-dependencies-
+            - v1-dependencies-{{ checksum "package.json" }}
+            # fallback to using the latest cache if no exact match is found
+            - v1-dependencies-
 
       - run: npm run lint
 
+  test-integration:
+    docker:
+      - image: circleci/node:14.11.0-stretch
+      # Integration tests need MongoDB server running and accessible on port 27017
+      - image: circleci/mongo:4.2.0
+        command: |
+          mongod --oplogSize 128 --replSet rs0 --storageEngine=wiredTiger
+          mongo --host localhost:27017 \<<EOF
+            rs.initiate();
+          EOF
+
+        ports:
+          - "27017:27017"
+    steps:
+      - checkout
+      - run:
+          name: Run Integration Tests
+          environment:
+            MONGO_URL: mongodb://localhost:27017/test
+            MONGO_USE_UNIFIED_TOPOLOGY: false
+          command: npx --quiet --package @reactioncommerce/[email protected] run-integration-tests
+
   test:
     docker:
       - image: node:12.14.1
@@ -57,9 +79,9 @@ jobs:
 
       - restore_cache:
           keys:
-          - v1-dependencies-{{ checksum "package.json" }}
-          # fallback to using the latest cache if no exact match is found
-          - v1-dependencies-
+            - v1-dependencies-{{ checksum "package.json" }}
+            # fallback to using the latest cache if no exact match is found
+            - v1-dependencies-
 
       - run: npm run test
 
@@ -75,11 +97,15 @@ workflows:
       - test:
           requires:
             - build
+      - test-integration:
+          requires:
+            - build
       - deploy:
           context: reaction-publish-semantic-release
           requires:
             - lint
             - test
+            - test-integration
           filters:
             branches:
               only: trunk