Setup project test framework and add the first unit test

.ci/common-validation.yml

@@ -1,8 +1,8 @@
 steps:
   - task: NodeTool@0
-    displayName: "Use Node 10.x"
+    displayName: "Use Node 16.x"
     inputs:
-      versionSpec: 10.x
+      versionSpec: 16.x
 
   - bash: npm install gulp -g --force
     displayName: "npm install gulp -g"
@@ -12,3 +12,8 @@ steps:
 
   - bash: gulp
     displayName: "gulp default"
+
+  - bash: "npm run test --verbose"
+    displayName: "Run unit tests"
+    env:
+      DISPLAY: ":99.0"

.eslintignore

@@ -4,3 +4,4 @@ src/plugins/cordova-plugin-device-motion/draw.js
 src/plugins/cordova-plugin-globalization/accounting.js
 src/plugins/cordova-plugin-globalization/moment.js
 src/third-party/**/*.js
+test/resources

.eslintrc.json

@@ -16,6 +16,7 @@
         "comma-spacing": ["error", { "before": false, "after": true }],
         "key-spacing": ["error", { "beforeColon": false }],
         "no-prototype-builtins": "off",
-        "no-redeclare": ["error", { "builtinGlobals": false }]
+        "no-redeclare": ["error", { "builtinGlobals": false }],
+        "no-undef": "warn"
     }
 }

.gitignore

@@ -1,4 +1,5 @@
 node_modules
 /.idea/
 .DS_Store
-.vscode
+.vscode
+test/resources/testSampleProject/simulation