split out dev build to separate task

integrations.config.js

+const path = require('path');
+
+module.exports = [
+  {
+    entry: './__tests__/integration/react-example/index.jsx',
+    output: {
+      path: path.join(__dirname, '__tests__/integration/react-example'),
+      filename: 'test-react.build.js',
+    },
+    resolve: { extensions: ['.js', '.jsx'] },
+    module: {
+      loaders: [
+        {
+          test: /\.jsx?$/,
+          exclude: /(node_modules)/,
+          loader: 'babel-loader',
+        },
+      ],
+    },
+  },
+];

package.json

@@ -6,9 +6,10 @@
   "scripts": {
     "lint": "node_modules/.bin/eslint ./",
     "server": "node_modules/.bin/http-server -p 4444",
-    "test": "npm run lint && npm run build && node_modules/.bin/jest",
+    "test": "npm run lint && npm run build && npm run build:dev && node_modules/.bin/jest",
     "test:watch": "npm test -- --watch",
-    "build": "node_modules/.bin/webpack"
+    "build": "node_modules/.bin/webpack",
+    "build:dev": "node_modules/.bin/webpack --config integrations.config.js"
   },
   "author": "Drew Winget <scipioaffricanus@gmail.com> (https://aeschylus.net/)",
   "license": "MIT",

webpack.config.js

-const path = require('path');
-
 module.exports = [
   {
     entry: './index.js',
@@ -19,21 +17,4 @@ module.exports = [
       ],
     },
   },
-  {
-    entry: './__tests__/integration/react-example/index.jsx',
-    output: {
-      path: path.join(__dirname, '__tests__/integration/react-example'),
-      filename: 'test-react.build.js',
-    },
-    resolve: { extensions: ['.js', '.jsx'] },
-    module: {
-      loaders: [
-        {
-          test: /\.jsx?$/,
-          exclude: /(node_modules)/,
-          loader: 'babel-loader',
-        },
-      ],
-    },
-  },
 ];