Adds Tests and Updates Dependency

index.js

@@ -8,12 +8,8 @@ function childrenOfPid( pid, callback) {
 
   if('function' !== typeof callback)
     throw new Error('childrenOfPid(pid, callback) expects callback')
-  if('number' == typeof pid) {
+  if('number' == typeof pid)
     pid = pid.toString()
-  }
-  else {
-    pid = parseInt(pid, 10).toString(); // force string
-  }
 
   es.connect(
     spawn('ps', ['-A', '-o', 'ppid,pid,stat,comm']).stdout,
@@ -31,7 +27,7 @@ function childrenOfPid( pid, callback) {
         }
         return cb(null, row)
       }
-      return cb();
+      return cb()
     }),
     es.writeArray(function (err, ps) {
       var parents = [pid], children = []

package.json

@@ -13,25 +13,20 @@
     "test": "test"
   }
 , "scripts": {
-    "quick": "./node_modules/tape/bin/tape ./test/*.js"
-,   "test": "./node_modules/.bin/istanbul cover ./node_modules/tape/bin/tape ./test/*.js"
-,   "direct": "./node_modules/.bin/istanbul cover ./node_modules/tape/bin/tape ./test/direct.js"
+    "test": "./node_modules/.bin/istanbul cover ./node_modules/tape/bin/tape ./test/*.js"
 ,   "coverage": "./node_modules/.bin/istanbul cover ./node_modules/tape/bin/tape ./test/*.js && ./node_modules/.bin/istanbul check-coverage --statements 100 --functions 100 --lines 100 --branches 100"
-,   "jshint": "./node_modules/jshint/bin/jshint -c .jshintrc --exclude-path .gitignore ."
 ,   "codeclimate": "CODECLIMATE_REPO_TOKEN=84436b4f13c70ace9c62e7f04928bf23c234eb212c0232d39d7fb1535beb2da5 ./node_modules/codeclimate-test-reporter/bin/codeclimate.js < ./coverage/lcov.info"
   }
 , "devDependencies": {
     "chalk": "^1.0.0"
 ,   "codeclimate-test-reporter": "0.0.4"
-,   "ignored": "^2.0.2"
 ,   "istanbul": "^0.3.4"
-,   "jshint": "^2.5.10"
-,   "mkdirp": "^0.5.0"
 ,   "pre-commit": "0.0.9"
 ,   "tape": "^3.0.3"
   }
 , "pre-commit": [
     "coverage"
+,   "codeclimate"
   ]
 , "engines": {
     "node": ">=0.10"

readme.markdown

@@ -9,12 +9,12 @@ this a feature of UNIX.
 solution: use `ps-tree` to get all processes that a child_process may have started, so that they may all be terminated.
 
 ``` js
-  var cp = require('child_process'),
-      psTree = require('ps-tree')
+var cp = require('child_process'),
+    psTree = require('ps-tree')
 
-  var child = cp.exec("node -e 'while (true);'",function () {...})
+var child = cp.exec("node -e 'while (true);'",function () {...})
 
-  child.kill() //this will not actually kill the child it will kill the `sh` process.
+child.kill() //this will not actually kill the child it will kill the `sh` process.
 
 ```
 
@@ -35,23 +35,21 @@ but since it is in `wait` mode killing it does not kill the children.
 used ps tree like this:
 
 ``` js
+var cp = require('child_process'),
+    psTree = require('ps-tree')
 
-  var cp = require('child_process'),
-      psTree = require('ps-tree')
+var child = cp.exec("node -e 'while (true);'",function () {...})
 
-  var child = cp.exec("node -e 'while (true);'",function () {...})
-
-  psTree(child.pid, function (err, children) {
-    cp.spawn('kill', ['-9'].concat(children.map(function (p) {return p.PID})))
-  })
+psTree(child.pid, function (err, children) {
+  cp.spawn('kill', ['-9'].concat(children.map(function (p) {return p.PID})))
+})
 
 ```
 
 If you prefer to run **psTree** from the command line,
 use: `node ./bin/ps-tree.js`
 
 
-<br /> <!-- badges -->
 [![Build Status](https://travis-ci.org/nelsonic/ps-tree.svg)](https://travis-ci.org/nelsonic/ps-tree)
 [![Code Climate](https://codeclimate.com/github/nelsonic/ps-tree/badges/gpa.svg)](https://codeclimate.com/github/nelsonic/ps-tree)
 [![Test Coverage](https://codeclimate.com/github/nelsonic/ps-tree/badges/coverage.svg)](https://codeclimate.com/github/nelsonic/ps-tree)

test/exec/child.js

@@ -1,9 +1,3 @@
-// a basic node http server
-var port = Math.floor(Math.random() * 60000) + 1000;
-// require('http').createServer(function (req, res) {
-//   res.writeHead(200, {"Content-Type": "text/html"});
-//   res.end('Hai');
-// }).listen(port);
-console.log("Visit: http://127.0.0.1:"+port);
-console.log("process.id: "+process.pid);
+// does nothing child process
+console.log("Child process.id: "+process.pid);
 console.log(" - - - - - - - - - - - - - - - - - - - - - - - ");