Set up component tests + Add Calendar tests (wix#1351)

* Add component tests

* Add .eslintcache to .gitignore

* Change date

* More tests

* Npmignore test files

* Remove unused devDependency

* Add more tests

* Add header driver

* Add basic day driver

* Move calendar driver to a new file

* Allow overriding testID

* Pass string instead of XDate

* Return text nodes in getDayNames

* Unskip accessibility label tests

* Disable `onLongPress` if touch events are disabled

.eslintrc.js

@@ -2,28 +2,29 @@ module.exports = {
   env: {
     es6: true,
     node: true,
+    'jest/globals': true
   },
   globals: {
     expect: true,
     it: true,
-    describe: true,
+    describe: true
   },
   extends: ['eslint:recommended'],
   parser: 'babel-eslint',
   parserOptions: {
     ecmaFeatures: {
       experimentalObjectRestSpread: true,
-      jsx: true,
+      jsx: true
     },
-    sourceType: 'module',
+    sourceType: 'module'
   },
-  plugins: ['react'],
+  plugins: ['react', 'jest'],
   rules: {
     'linebreak-style': ['error', 'unix'],
     'no-unused-vars': 2,
     'object-curly-spacing': ['error', 'never'],
     semi: ['error', 'always'],
     'react/jsx-uses-react': 2,
-    'react/jsx-uses-vars': 2,
-  },
+    'react/jsx-uses-vars': 2
+  }
 };

.gitignore

@@ -63,3 +63,5 @@ fastlane/screenshots
 
 # CocoaPods
 ios/Pods
+
+.eslintcache

.npmignore

@@ -2,12 +2,15 @@
 .idea
 .github
 src/**/*.spec.js
+src/**/*.driver.js
+src/**/driver.js
 example/
 demo/
 ios/
 android/
 index.android.js
 index.ios.js
+jest-setup.js
 
 .nvmrc
 .*ignore
@@ -19,6 +22,7 @@ index.ios.js
 
 e2e
 spec
+test
 
 ISSUE_TEMPLATE.md