test: jest configuration

Author: Javier Diaz

Diff for: jest.config.js

@@ -0,0 +1,22 @@
+module.exports = {
+  moduleFileExtensions: [
+    'js',
+    'jsx',
+    'json',
+    'vue',
+  ],
+  transform: {
+    '.*\\.(vue)$': 'vue-jest',
+    '.+\\.(css|styl|less|sass|scss|svg|png|jpg|ttf|woff|woff2)$': 'jest-transform-stub',
+    '^.+\\.js$': '<rootDir>/node_modules/babel-jest',
+  },
+  transformIgnorePatterns: [
+    '/node_modules/',
+  ],
+  snapshotSerializers: [
+    'jest-serializer-vue',
+  ],
+  testMatch: [
+    '**/tests/unit/**/*.spec.(js|jsx|ts|tsx)|**/__tests__/*.(js|jsx|ts|tsx)',
+  ],
+};