add code coverage (#9)

use codecov for code coverage with the tests

.gitignore

@@ -1,4 +1,5 @@
 /node_modules
 npm-debug.log
 .idea
-coverage/
+coverage.lcov
+src-cov

.travis.yml

@@ -1,8 +1,16 @@
 language: node_js
 
 node_js:
+  - 'node'
+  - '6.0'
+  - '4.0'
+  - 'iojs'
+  - '0.12'
   - '0.11'
   - '0.10'
 
+after_success:
+  - 'npm run coverage'
+
 notifications:
   email: false

README.md

@@ -1,6 +1,6 @@
 Generate Password
 =====
-[![Build Status](https://travis-ci.org/brendanashworth/generate-password.svg?branch=master)](https://travis-ci.org/brendanashworth/generate-password)
+[![Build Status](https://travis-ci.org/brendanashworth/generate-password.svg?branch=master)](https://travis-ci.org/brendanashworth/generate-password) [![codecov](https://codecov.io/gh/brendanashworth/generate-password/branch/master/graph/badge.svg)](https://codecov.io/gh/brendanashworth/generate-password)
 
 [![Generate-Password NPM](https://nodei.co/npm/generate-password.png)](http://npmjs.org/package/generate-password)
 

package.json

@@ -4,7 +4,8 @@
   "description": "Easy library for generating unique passwords.",
   "main": "main.js",
   "scripts": {
-    "test": "mocha"
+    "test": "mocha",
+    "coverage": "sh ./test/coverage.sh"
   },
   "repository": {
     "type": "git",
@@ -25,7 +26,10 @@
   "dependencies": {},
   "devDependencies": {
     "chai": "^1.10.0",
+    "codecov": "^1.0.1",
+    "jscover": "^1.0.0",
     "mocha": "^2.0.1",
+    "mocha-lcov-reporter": "^1.2.0",
     "underscore": "^1.7.0"
   }
 }

test/coverage.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+set -x
+
+ROOT=$PWD
+
+# Make a copy of src into src-cov, with the coverage code.
+$ROOT/node_modules/.bin/jscover $ROOT/src $ROOT/src-cov
+
+# Run the tests.
+JSCOV=1 $ROOT/node_modules/.bin/mocha -R mocha-lcov-reporter > $ROOT/coverage.lcov
+
+# Update the server with the results.
+$ROOT/node_modules/.bin/codecov
+
+# Clean up.
+rm -f $ROOT/coverage.lcov
+rm -rf $ROOT/src-cov

test/generator.js

@@ -1,7 +1,8 @@
 var assert = require('chai').assert,
 	_ = require('underscore');
 
-var generator = require('../main');
+// We use a different require path for code coverage.
+var generator = process.env.JSCOV ? require('../src-cov/generate') : require('../main');
 
 describe('generate-password', function() {
 	describe('generate()', function() {