TEST: Set up for testing via zuul/sauce labs (#86)

This requires the .travis.yml to be updated with the open sauce credentials
as explained at https://github.com/defunctzombie/zuul/wiki/Travis-ci#5-final-step

tests/server/index.js

@@ -0,0 +1,103 @@
+const tape = require('tape')
+const choo = require('../../')
+
+tape('should render on the server', function (t) {
+  t.test('should render a static response', function (t) {
+    t.plan(1)
+
+    const app = choo()
+    app.router((route) => [
+      route('/', () => choo.view`<h1>Hello Tokyo!</h1>`)
+    ])
+
+    const html = app.toString('/')
+    const expected = '<h1>Hello Tokyo!</h1>'
+    t.equal(html, expected, 'strings are equal')
+  })
+
+  t.test('should accept a state object', function (t) {
+    t.plan(1)
+
+    const app = choo()
+    app.router((route) => [
+      route('/', function (params, state) {
+        return choo.view`<h1>meow meow ${state.message}</h1>`
+      })
+    ])
+
+    const html = app.toString('/', { message: 'nyan!' })
+    const expected = '<h1>meow meow nyan!</h1>'
+    t.equal(html, expected, 'strings are equal')
+  })
+
+  t.test('should extend flat existing models', function (t) {
+    t.plan(1)
+
+    const app = choo()
+    app.model({ state: { bin: 'baz', beep: 'boop' } })
+    app.router((route) => [
+      route('/', function (params, state) {
+        return choo.view`<h1>${state.foo} ${state.bin} ${state.beep}</h1>`
+      })
+    ])
+
+    const state = { foo: 'bar!', beep: 'beep' }
+    const html = app.toString('/', state)
+    const expected = '<h1>bar! baz beep</h1>'
+    t.equal(html, expected, 'strings are equal')
+  })
+
+  t.test('should extend namespaced existing models', function (t) {
+    t.plan(1)
+
+    const app = choo()
+    app.model({
+      namespace: 'hello',
+      state: { bin: 'baz', beep: 'boop' }
+    })
+    app.router((route) => [
+      route('/', function (params, state) {
+        return choo.view`
+          <h1>${state.hello.foo} ${state.hello.bin} ${state.hello.beep}</h1>
+        `
+      })
+    ])
+
+    const state = {
+      hello: {
+        foo: 'bar!',
+        beep: 'beep'
+      }
+    }
+    const html = app.toString('/', state)
+    const expected = '<h1>bar! baz beep</h1>'
+    t.equal(html, expected, 'strings are equal')
+  })
+
+  t.test('should throw if called without route', function (t) {
+    t.plan(1)
+
+    const app = choo()
+    app.router((route) => [
+      route('/', function (params, state, send) {
+        send('hey!')
+      })
+    ])
+
+    t.throws(app.toString.bind(null), /route must be a string/)
+  })
+
+  t.test('should throw if calling send()', function (t) {
+    t.plan(1)
+
+    const app = choo()
+    app.router((route) => [
+      route('/', function (params, state, send) {
+        send('hey!')
+      })
+    ])
+
+    const msg = /send\(\) cannot be called on the server/
+    t.throws(app.toString.bind(null, '/', { message: 'nyan!' }), msg)
+  })
+})