Add todolist tests

examples/todos/test/components/TodoList.spec.js

@@ -0,0 +1,47 @@
+import React from 'react'
+import TestUtils from 'react-addons-test-utils'
+import expect from 'expect'
+
+import TodoList from '../../components/TodoList'
+import Todo from '../../components/Todo'
+
+function setup(propsOveride) {
+  const renderer = TestUtils.createRenderer()
+  renderer.render(
+  	<TodoList
+  		todos={[{
+				id: 1,
+				completed: false,
+				text: 'Request a raise',
+  		}]}
+  		onTodoClick={() => {}}
+  		{...propsOveride}
+  	/>
+  )
+  return renderer.getRenderOutput()
+}
+
+describe('Components', () => {
+  describe('TodoList', () => {
+    it('Renders a list of todo items', () => {
+      const output = setup()
+      expect(output.type).toBe('ul')
+
+      const children = output.props.children
+      expect(children[0].type).toBe(Todo)
+    })
+
+    it('Passes onTodoClick to each child', () => {
+    	let hasFired = false
+      const output = setup({
+      	onTodoClick() {
+      		hasFired = true
+      	},
+      })
+
+      const children = output.props.children
+      children[0].props.onClick()
+      expect(hasFired).toBe(true)
+    })
+  })
+})