test: use jest for testing

Author: haoqunjiang

package.json

@@ -7,6 +7,9 @@
     "index.js",
     "recommended.js"
   ],
+  "scripts": {
+    "test": "jest"
+  },
   "publishConfig": {
     "access": "public"
   },
@@ -29,6 +32,8 @@
     "@typescript-eslint/parser": "^2.7.0",
     "eslint": "^6.6.0",
     "eslint-plugin-vue": "^6.0.1",
+    "execa": "^3.3.0",
+    "jest": "^24.9.0",
     "typescript": "^3.7.2",
     "vue": "^2.6.10",
     "vue-property-decorator": "^8.3.0"

test/index.spec.js

@@ -0,0 +1,29 @@
+const path = require('path')
+const execa = require('execa')
+
+const eslintPath = path.resolve(__dirname, '../node_modules/.bin/eslint')
+
+async function lintProject (name) {
+  const projectPath = path.resolve(__dirname, name)
+  const filesToLint = path.resolve(projectPath, '**')
+
+  return await execa(eslintPath, [`${filesToLint}`], {
+    cwd: projectPath
+  })
+}
+
+test('a default project should pass lint', async () => {
+  await lintProject('default')
+})
+
+test('should lint .ts file', async () => {
+  // TODO:
+})
+
+test('should lint vue sfc', async () => {
+  // TODO:
+})
+
+test('should lint .tsx', async () => {
+  // TODO:
+})