fix: make tests work with pure render functions

* fix: make tests work with pure render functions

* fix: rename component

Author: marcosmoura

lib/process.js

@@ -23,10 +23,8 @@ function processScript (scriptPart) {
 
 module.exports = function (src, path) {
   var parts = vueCompiler.parseComponent(src, { pad: true })
-  const renderFunctions = compileTemplate(parts.template)
 
   const result = processScript(parts.script)
-
   const script = result.code
   const inputMap = result.sourceMap
 
@@ -37,12 +35,16 @@ module.exports = function (src, path) {
     '? module.exports.options' +
     ': module.exports)\n'
 
-  output += '__vue__options__.render = ' + renderFunctions.render + '\n' +
-    '__vue__options__.staticRenderFns = ' + renderFunctions.staticRenderFns + '\n'
+  if (parts.template) {
+    const renderFunctions = compileTemplate(parts.template)
 
-  if (map) {
-    const beforeLines = output.split(splitRE).length
-    addTemplateMapping(script, parts, output, map, beforeLines)
+    output += '__vue__options__.render = ' + renderFunctions.render + '\n' +
+      '__vue__options__.staticRenderFns = ' + renderFunctions.staticRenderFns + '\n'
+
+    if (map) {
+      const beforeLines = output.split(splitRE).length
+      addTemplateMapping(script, parts, output, map, beforeLines)
+    }
   }
 
   if (map) {

lib/template-compiler.js

@@ -15,7 +15,7 @@ function getTemplateContent (templatePart) {
   return templatePart.content
 }
 
-module.exports = function compileTemplate (templatePart, compiler) {
+module.exports = function compileTemplate (templatePart) {
   var templateContent = getTemplateContent(templatePart)
 
   var compiled = vueCompiler.compile(templateContent)

test/RenderFunction.spec.js

@@ -0,0 +1,8 @@
+import { shallow } from 'vue-test-utils'
+import RenderFunction from './resources/RenderFunction.vue'
+
+test('processes .vue file with no template', () => {
+  const wrapper = shallow(RenderFunction)
+
+  expect(wrapper.is('section')).toBe(true)
+})

test/resources/RenderFunction.vue

@@ -0,0 +1,8 @@
+<script>
+  export default {
+    name: 'RenderFunction',
+    render (createElement) {
+      return createElement('section', [this.$slots.default])
+    }
+  }
+</script>