Dropped node version back to 8.9.0 while it is still in Maintenance LTS

.travis.yml

@@ -9,25 +9,35 @@ stages:
 notifications:
   email: false
 
-node_js: 10.15.3
-
 jobs:
   include:
     - stage: lint
+      node_js: 10.15.3
       script:
         - npm run lint
-
-    - stage: build
+
+    - &build
+      stage: build
+      node_js: 10.15.3
       script:
         - npm run build
-
-    - stage: test
-      name: 'Unit Tests'
+    - <<: *build
+      node_js: 8.9.0
+
+    - &test-unit
+      stage: test
+      node_js: 10.15.3
+      name: 'Unit Tests 10.15.3'
       script:
         - npm run test:unit
-
-    - stage: test
-      name: 'Integration Tests'
+    - <<: *test-unit
+      name: 'Unit Tests 8.9.0'
+      node_js: 8.9.0
+
+    - &test-integration
+      stage: test
+      node_js: 10.15.3
+      name: 'Integration Tests 10.15.3'
       before_script:
         ## Spin up container
         - cd test/docker/
@@ -43,7 +53,11 @@ jobs:
         - echo $PERSONAL_ACCESS_TOKEN
       script:
         - npm run test:integration
+    - <<: test-integration
+      name: 'Integration Tests 8.9.0'
+      node_js: 8.9.0
 
     - stage: release
+      node_js: 10.15.3
       script:
         - npm run release

package.json

@@ -34,7 +34,7 @@
     "prepublishOnly": "npm run build",
     "prepush": "npm run lint",
     "release": "semantic-release",
-    "test": "jest --debug --runInBand && codecov",
+    "test": "jest test/unit --debug --runInBand && codecov",
     "test:unit": "jest test/unit",
     "test:integration": "jest test/integration"
   },
@@ -88,6 +88,6 @@
     "browser"
   ],
   "engines": {
-    "node": ">=10.0.0"
+    "node": ">=8.9.0"
   }
 }