Add unite test

tsconfig.json

@@ -1,6 +1,7 @@
 {
   "compilerOptions": {
-    "target": "es5",
+    "target": "esnext",
+    "module": "esnext",
     "lib": ["dom", "dom.iterable", "esnext"],
     "allowJs": true,
     "skipLibCheck": true,
@@ -8,12 +9,13 @@
     "allowSyntheticDefaultImports": true,
     "strict": true,
     "forceConsistentCasingInFileNames": true,
-    "module": "esnext",
+    "noFallthroughCasesInSwitch": true,
     "moduleResolution": "node",
     "resolveJsonModule": true,
     "isolatedModules": true,
     "noEmit": true,
-    "jsx": "react"
+    "jsx": "react-jsx",
+    "baseUrl": "./src"
   },
   "include": ["src"]
 }