chore(test): add generate test

Add `.dist` folder to gitignore
Add `koa` and `koa-static` devDependencies

Author: medfreeman

.gitignore

@@ -59,6 +59,7 @@ typings/
 
 # nuxt transient files
 .nuxt
+.dist
 
 # build dir
 dist/

package.json

@@ -47,6 +47,8 @@
     "git-exec-and-restage": "^1.0.1",
     "husky": "^0.14.3",
     "jest": "^21.1.0",
+    "koa": "^2.3.0",
+    "koa-static": "^4.0.1",
     "lint-staged": "^4.2.1",
     "netlify-cms": "0.5.0-beta.10",
     "nuxt": "^1.0.0-rc11",

test/fixture/nuxt.config.js

@@ -2,6 +2,10 @@ import module from "../../src/module";
 
 export default {
   srcDir: __dirname,
+  buildDir: ".nuxt",
+  generate: {
+    dir: ".dist"
+  },
   dev: false,
   render: {
     resourceHints: false

test/generate.test.js

@@ -0,0 +1,12 @@
+import { get, generate, generateAfter } from "./nuxt";
+
+describe("module dev mode", () => {
+  beforeAll(generate());
+
+  afterAll(generateAfter);
+
+  test("admin", async () => {
+    const html = await get("/admin/");
+    expect(html).toMatch(/.*<script[\s\S]*?>[\s\S]*?<\/script><\/body>/);
+  });
+});

test/nuxt.js

@@ -1,5 +1,9 @@
-import { Nuxt, Builder } from "nuxt";
+import { join } from "path";
+
+import { Nuxt, Builder, Generator } from "nuxt";
 import request from "request-promise-native";
+import Koa from "koa";
+import serveStatic from "koa-static";
 
 import baseConfig from "./fixture/nuxt.config";
 
@@ -11,6 +15,18 @@ const url = path => `http://localhost:${process.env.PORT}${path}`;
 const get = path => request(url(path));
 
 let nuxt;
+let server;
+
+const serve = () => {
+  const app = new Koa();
+
+  app.use(serveStatic(join(nuxt.options.buildDir, "dist")));
+  server = app.listen(process.env.PORT);
+};
+
+const stopServe = () => {
+  server.close();
+};
 
 const commonBefore = (config = {}) => async () => {
   const mergedConfig = {
@@ -29,4 +45,23 @@ const commonAfter = async () => {
   await nuxt.close();
 };
 
-export { get, commonBefore, commonAfter };
+const generate = (config = {}) => async () => {
+  const mergedConfig = {
+    ...baseConfig,
+    ...config
+  };
+
+  // Build a fresh nuxt
+  nuxt = new Nuxt(mergedConfig);
+  const builder = new Builder(nuxt);
+  const generator = new Generator(nuxt, builder);
+  await generator.generate();
+  serve();
+};
+
+const generateAfter = async () => {
+  await commonAfter();
+  stopServe();
+};
+
+export { get, commonBefore, commonAfter, generate, generateAfter };