use jest to test

Author: alexandercbooth

__tests__/index-spec.js

@@ -1,13 +1,13 @@
 const fs = require("fs");
 
-const checkFile = file => {
-  if (fs.existsSync(file)) {
-    console.log(`Success! \n${file} exists!\n`);
-  } else {
-    console.log(`Failure! \n${file} does not exist!\n`);
-  }
-};
-
-checkFile("snow-leopard");
-checkFile("snow-leopard/pages/index.js");
-checkFile("snow-leopard/components/code-area.js");
+describe("it checks that the project was create successfully", () => {
+  it("checks that the project was initiated", () => {
+    expect(fs.existsSync("snow-leopard/package.json")).toBe(true);
+  });
+  it("checks that the project template was created", () => {
+    expect(fs.existsSync("snow-leopard/components/")).toBe(true);
+  });
+  it("checks that the project template was created", () => {
+    expect(fs.existsSync("snow-leopard/pages/index.js")).toBe(true);
+  });
+});

package.json

@@ -7,7 +7,7 @@
     "url": "https://github.com/alexandercbooth/create-nteract-app.git"
   },
   "scripts": {
-    "test": "node __tests__/index-spec.js"
+    "test": "jest"
   },
   "author": "Alexander C. Booth <[email protected]>",
   "license": "MIT",
@@ -34,6 +34,7 @@
   },
   "devDependencies": {
     "husky": "^1.0.0-rc.13",
+    "jest": "^23.5.0",
     "lint-staged": "^7.2.0",
     "prettier": "1.14.2"
   }