Move benchmarks into dedicated NPM workspace (#329)

Author: jonkoops

CONTRIBUTING.md

@@ -12,10 +12,14 @@ performance.
 [JSPerf](http://jsperf.com) test and link to it from your issue / PR.
 * Tests must be added for any change or new feature before it will be accepted.
 
-A benchmark utilitiy is included so that changes may be tested against the
-current published version. To run the benchmarks, `npm install` in the
-`./benchmarks` directory then run `npm run benchmarks` in the package root.
+A benchmark utility is included so that changes may be tested against the
+current published version. To run the benchmarks, run `npm install` in the
+root directory then run `npm run benchmarks` in the `./benchmarks` directory.
 
 Please be aware though that local benchmarks are just a smoke-signal; they will
-run in the v8 version that your node/iojs uses, while classNames is _most_
+run in the v8 version that your local Node.js uses, while classNames is _most_
 often run across a wide variety of browsers and browser versions.
+
+It is recommended to test possible regressions in performance in all major
+browsers. This can be done by running `npm run benchmarks-browserify` in the
+`./benchmarks` directory.

benchmarks/package-lock.json

@@ -1,16 +1,13 @@
 {
   "name": "classnames-benchmarks",
-  "version": "1.0.0",
-  "private": true,
-  "description": "",
-  "main": "run.js",
   "scripts": {
-    "test": "echo \"Tests should be run in the main classnames package.\" && exit 1"
+    "benchmarks": "node ./run.js",
+    "benchmarks-browserify": "browserify ./runInBrowser.js >./runInBrowser.bundle.js"
   },
-  "author": "Jed Watson",
-  "license": "MIT",
   "devDependencies": {
-    "benchmark": "2.1.4",
-    "classnames": "*"
+    "benchmark": "^2.1.4",
+    "browserify": "^17.0.0",
+    "classnames-npm": "npm:classnames@*",
+    "classnames-local": "file:../"
   }
 }

benchmarks/package.json

@@ -1,16 +1,16 @@
 var fixtures = require('./fixtures');
-var local = require('../');
-var dedupe = require('../dedupe');
-var localPackage = require('../package.json');
+var local = require('classnames-local');
+var dedupe = require('classnames-local/dedupe');
+var localPackage = require('classnames-local/package.json');
 
 function log (message) {
 	console.log(message);
 }
 
 try {
-	var npm = require('classnames');
-	var npmDedupe = require('classnames/dedupe');
-	var npmPackage = require('./node_modules/classnames/package.json');
+	var npm = require('classnames-npm');
+	var npmDedupe = require('classnames-npm/dedupe');
+	var npmPackage = require('classnames-npm/package.json');
 } catch (e) {
 	log('There was an error loading the benchmark classnames package.\n' +
 		'Please make sure you have run `npm install` in ./benchmarks\n');
@@ -19,7 +19,7 @@ try {
 
 if (localPackage.version !== npmPackage.version) {
 	log('Your local version (' + localPackage.version + ') does not match the installed version (' + npmPackage.version + ')\n\n' +
-		'Please run `npm update` in ./benchmarks to ensure you are benchmarking\n' +
+		'Please run `npm update classnames-npm` in ./benchmarks to ensure you are benchmarking\n' +
 		'the latest version of this package.\n');
 	process.exit(0);
 }

benchmarks/run.js

@@ -1,11 +1,11 @@
 var fixtures = require('./fixtures');
-var local = require('../');
-var dedupe = require('../dedupe');
-var localPackage = require('../package.json');
+var local = require('classnames-local');
+var dedupe = require('classnames-local/dedupe');
+var localPackage = require('classnames-local/package.json');
 
-var npm = require('classnames');
-var npmDedupe = require('classnames/dedupe');
-var npmPackage = require('./node_modules/classnames/package.json');
+var npm = require('classnames-npm');
+var npmDedupe = require('classnames-npm/dedupe');
+var npmPackage = require('classnames-npm/package.json');
 
 function log (message) {
 	console.log(message);
@@ -16,7 +16,7 @@ function log (message) {
 
 if (localPackage.version !== npmPackage.version) {
 	log('Your local version (' + localPackage.version + ') does not match the installed version (' + npmPackage.version + ')\n\n' +
-		'Please run `npm update` in ./benchmarks to ensure you are benchmarking\n' +
+		'Please run `npm update classnames-npm` in ./benchmarks to ensure you are benchmarking\n' +
 		'the latest version of this package.\n');
 	return;
 }