test: add tests for spa

test/fixtures/spa/layouts/custom.vue

@@ -0,0 +1,7 @@
+<template>
+  <div>
+    Custom layout
+    <br>
+    <nuxt/>
+  </div>
+</template>

test/fixtures/spa/nuxt.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+  rootDir: __dirname,
+  mode: 'spa',
+  dev: false
+}

test/fixtures/spa/pages/index.vue

@@ -0,0 +1,15 @@
+<template>
+<div>
+  Hello SPA!
+</div>
+</template>
+
+<script>
+export default {
+  layout: 'custom',
+  mounted () {
+    window.indexMounted = (+window.indexMounted) + 1
+    console.log('mounted')
+  }
+}
+</script>

test/spa.test.js

@@ -0,0 +1,36 @@
+import test from 'ava'
+import { resolve } from 'path'
+import { Nuxt, Builder } from '../index.js'
+
+let nuxt = null
+
+const port = 4004
+const url = (route) => 'http://localhost:' + port + route
+
+const renderRoute = async _url => {
+  const window = await nuxt.renderAndGetWindow(url(_url))
+  const html = window.document.body.innerHTML
+  return { window, html }
+}
+
+// Init nuxt.js and create server listening on localhost:4000
+test.before('Init Nuxt.js', async t => {
+  nuxt = new Nuxt(require('./fixtures/spa/nuxt.config'))
+  await new Builder(nuxt).build()
+  await nuxt.listen(port, 'localhost')
+})
+
+test('/ (basic spa)', async t => {
+  const { html } = await renderRoute('/')
+  t.true(html.includes('Hello SPA!'))
+})
+
+test('/ (custom layout)', async t => {
+  const { html } = await renderRoute('/')
+  t.true(html.includes('Custom layout'))
+})
+
+// Close server and ask nuxt to stop listening to file changes
+test.after('Closing server and nuxt.js', t => {
+  nuxt.close()
+})