add mysql unit tests

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>

test/helper.rb

@@ -12,6 +12,7 @@ SimpleCov.start do
 end
 
 require 'vulcano/backend'
+require 'vulcano/resource'
 
 # loads a resource class and instantiates the class with the given arguments
 def loadResource (resource, *args)
@@ -40,7 +41,9 @@ def loadResource (resource, *args)
     '/etc/security/limits.conf' => mockfile.('limits.conf'),
     '/etc/inetd.conf' => mockfile.('inetd.conf'),
     '/etc/group' => mockfile.('group'),
-    '/etc/audit/auditd.conf' => mockfile.('auditd.conf')
+    '/etc/audit/auditd.conf' => mockfile.('auditd.conf'),
+    '/etc/mysql/my.cnf' => mockfile.('mysql.conf'),
+    '/etc/mysql/mysql2.conf' => mockfile.('mysql2.conf')
   }
 
   # create all mock commands

test/unit/mock/files/mysql.conf

@@ -0,0 +1,8 @@
+# a comment...
+[client]
+port		= 3306
+
+[mysqld]
+user		= mysql
+
+!include mysql2.conf

test/unit/mock/files/mysql2.conf

@@ -0,0 +1,2 @@
+[mysqld]
+key_buffer_size=16M

test/unit/resource_mysql_conf_test.rb

@@ -0,0 +1,14 @@
+# encoding: utf-8
+require 'helper'
+
+describe 'Vulcano::Resources::MysqlConf' do
+  describe 'mysql_conf' do
+    let(:resource) { loadResource('mysql_conf', '/etc/mysql/my.cnf') }
+
+    it 'verify mysql.conf config parsing' do
+      _(resource.client['port']).must_equal '3306'
+      _(resource.mysqld['user']).must_equal 'mysql'
+      _(resource.mysqld['key_buffer_size']).must_equal '16M'
+    end
+  end
+end