From b3cd6ade9879585e1bed58eadb72908de64461c9 Mon Sep 17 00:00:00 2001
From: Eli Perelman <eli@eliperelman.com>
Date: Thu, 1 Sep 2016 14:20:55 -0500
Subject: [PATCH] Allow running tests against one-off files or recursive based
 on cli

---
 packages/neutrino/commands/test/index.js |  4 ++--
 packages/neutrino/package.json           |  4 ++--
 packages/neutrino/src/mocha.js           | 16 ++++++++++------
 3 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/packages/neutrino/commands/test/index.js b/packages/neutrino/commands/test/index.js
index 841a932..30da75c 100644
--- a/packages/neutrino/commands/test/index.js
+++ b/packages/neutrino/commands/test/index.js
@@ -19,8 +19,8 @@ const browser = (config, args, done) => {
 
 const node = (config, args, done) => {
   args.options.watch ?
-    builder.watch(config, () => mocha(config), done) :
-    builder.build(config, () => mocha(config, done));
+    builder.watch(config, () => mocha(config, args), done) :
+    builder.build(config, () => mocha(config, args, done));
 };
 
 module.exports = (args, done) => {
diff --git a/packages/neutrino/package.json b/packages/neutrino/package.json
index 42b9ddb..4f409a0 100644
--- a/packages/neutrino/package.json
+++ b/packages/neutrino/package.json
@@ -31,8 +31,8 @@
       }
     },
     {
-      "command": "test",
-      "description": "Run a set of test suites",
+      "command": "test [files...]",
+      "description": "Run a set of test suites against the configured test directory or specifid files",
       "environment": "test",
       "options": {
         "-p, --preset [nameOrFile]": "Specify a configuration preset for running tests",
diff --git a/packages/neutrino/src/mocha.js b/packages/neutrino/src/mocha.js
index 3376d9f..dd0d484 100644
--- a/packages/neutrino/src/mocha.js
+++ b/packages/neutrino/src/mocha.js
@@ -3,7 +3,7 @@ const toParam = require('change-case').paramCase;
 
 let proc;
 
-module.exports = (config, done) => {
+module.exports = (config, args, done) => {
   if (proc) {
     proc.kill();
   }
@@ -11,19 +11,23 @@ module.exports = (config, done) => {
   const babelLoader = config.module.loaders.find(loader => loader.loader.includes('babel'));
   const mocha = config.mocha;
 
+  if (args.files) {
+    mocha.recursive = true;
+  }
+
   process.env.NEUTRINO_BABEL_CONFIG = JSON.stringify(babelLoader ? babelLoader.query : {});
 
-  const args = Object
+  const argv = Object
     .keys(mocha)
-    .reduce((args, key) => {
+    .reduce((argv, key) => {
       const value = mocha[key];
 
       return value === true ?
-        args.concat(`--${toParam(key)}`) :
-        args.concat(`--${toParam(key)}`, mocha[key]);
+        argv.concat(`--${toParam(key)}`) :
+        argv.concat(`--${toParam(key)}`, mocha[key]);
     }, ['--require', require.resolve('./register')]);
 
-  proc = spawn('node_modules/.bin/mocha', args, {
+  proc = spawn('node_modules/.bin/mocha', args.files ? argv.concat(args.files) : argv, {
     cwd: process.cwd(),
     env: process.env,
     stdio: 'inherit'