Adjust for new ENV

Author: David Heinemeier Hansson

package/__tests__/development.js

@@ -11,7 +11,7 @@ describe('Development environment', () => {
   describe('webpackConfig', () => {
     beforeEach(() => jest.resetModules())
 
-    test('should use development config and environment including devServer if WEBPACK_DEV_SERVER', () => {
+    test('should use development config and environment including devServer if WEBPACK_SERVE', () => {
       process.env.RAILS_ENV = 'development'
       process.env.NODE_ENV = 'development'
       process.env.WEBPACK_DEV_SERVER = 'true'
@@ -28,7 +28,7 @@ describe('Development environment', () => {
       })
     })
 
-    test('should use development config and environment if WEBPACK_DEV_SERVER', () => {
+    test('should use development config and environment if WEBPACK_SERVE', () => {
       process.env.RAILS_ENV = 'development'
       process.env.NODE_ENV = 'development'
       process.env.WEBPACK_DEV_SERVER = undefined

test/dev_server_runner_test.rb

@@ -50,7 +50,7 @@ def test_environment_variables
     cmd = ["#{test_app_path}/node_modules/.bin/webpack", "serve", "--config", "#{test_app_path}/config/webpack/development.js"]
     env = Webpacker::Compiler.env.dup
     ENV["WEBPACKER_CONFIG"] = env["WEBPACKER_CONFIG"] = "#{test_app_path}/config/webpacker_other_location.yml"
-    env["WEBPACK_DEV_SERVER"] = "true"
+    env["WEBPACK_SERVE"] = "true"
     verify_command(cmd, env: env)
   end