add test case

.travis.yml

@@ -0,0 +1,3 @@
+language: node_js
+node_js:
+  - 0.8

lib/core/config.js

@@ -13,6 +13,9 @@ var config = require('../helpers/config')
 var utils = require('../utils')
 var spmrcPath = path.join(process.env['HOME'], '.spm', 'spmrc')
 utils.safeWrite(spmrcPath)
+if (!fs.existsSync(spmrcPath)) {
+  updateConfig({})
+}
 
 exports.description = 'configuration for spm'
 
@@ -29,7 +32,7 @@ exports.config = function(key, value) {
   if (!value) {
     var ret = renderConfig(data);
     keys.forEach(function(section) {
-      ret = ret[section]
+      ret = ret ? ret[section]: null
     })
     return ret
   }
@@ -62,9 +65,6 @@ exports.remove = function(section) {
 
 
 exports.show = function() {
-  if (!fs.existsSync(spmrcPath)) {
-    updateConfig({'user': {'username': 'spm'}})
-  }
   var data = config.parseSync(spmrcPath)
   console.log()
   for (var section in data) {

package.json

@@ -5,11 +5,18 @@
   "dependencies": {
     "commander": ">=1.1.1"
   },
+  "devDependencies": {
+    "mocha": "*",
+    "should": "*"
+  },
   "bin": {
     "spm": "bin/spm",
     "spm-build": "bin/spm-build",
     "spm-config": "bin/spm-config",
     "spm-install": "bin/spm-install",
     "spm-plugin": "bin/spm-plugin"
+  },
+  "scripts": {
+    "test": "./node_modules/.bin/mocha --reporter spec"
   }
 }

test/config.js

@@ -0,0 +1,12 @@
+var should = require('should')
+require('../index').logging.setlevel('error')
+var config = require('../lib/core/config')
+
+describe('config', function() {
+  it('should get section.key', function() {
+    config.config('section.key', 'value')
+    config.config('section.key').should.equal('value')
+    config.remove('section')
+    should.not.exist(config.config('section.key'))
+  })
+})