refactor(template): Rename Main.elm to App.elm that fix incorrect tests import

In template/tests/Tests.elm is imported App module. But it doesn't exist

Author: fobos

README.md

@@ -51,11 +51,11 @@ my-app/
   README.md
   elm-package.json
   src/
+    App.elm
     favicon.ico
     index.html
     index.js
     main.css
-    Main.elm
   tests/
     elm-package.json
     Main.elm

template/README.md

@@ -53,11 +53,11 @@ my-app/
   README.md
   elm-package.json
   src/
+    App.elm
     favicon.ico
     index.html
     index.js
     main.css
-    Main.elm
   tests/
     elm-package.json
     Main.elm
@@ -133,7 +133,7 @@ Here is an example:
 ```js
 require('./main.css');
 var logoPath = require('./logo.svg'); // Tell Webpack this JS file uses this image
-var Elm = require('./Main.elm');
+var Elm = require('./App.elm');
 
 var root = document.getElementById('root');
 

template/src/Main.elm renamed to template/src/App.elm

@@ -1,4 +1,4 @@
-module Main exposing (..)
+module App exposing (..)
 
 import Html exposing (Html, text, div, img)
 import Html.Attributes exposing (src)

template/src/index.js

@@ -1,6 +1,6 @@
 require('./main.css');
 var logoPath = require('./logo.svg');
-var Elm = require('./Main.elm');
+var Elm = require('./App.elm');
 
 var root = document.getElementById('root');
 

tests/data/Main.elm renamed to tests/data/App.elm

@@ -39,15 +39,15 @@ describe('Building Elm application with `elm-app build`', function () {
   }).timeout(12 * 60 * 1000);
 
   it('`elm-app build` should exit with non zero status code when build failed', function () {
-    const normalFile = path.join(testAppDir, 'src/Main.elm');
-    const malformedFile = path.join(rootDir, './tests/data/Main.elm');
+    const normalFile = path.join(testAppDir, 'src/App.elm');
+    const malformedFile = path.join(rootDir, './tests/data/App.elm');
 
-    copyFileSync(normalFile, 'Main.elm-normal');
+    copyFileSync(normalFile, 'App.elm-normal');
     copyFileSync(malformedFile, normalFile);
 
     const result = spawn.sync('node', [ elmAppCmd, 'build' ]);
 
-    const oldNormalFile = path.resolve('Main.elm-normal');
+    const oldNormalFile = path.resolve('App.elm-normal');
     copyFileSync(oldNormalFile, normalFile);
     fs.unlink(oldNormalFile);