Merge pull request #211 from apenney/specs

Add basic specs for database provider.

Author: hunner

spec/unit/puppet/provider/database/mysql_spec.rb

@@ -0,0 +1,86 @@
+require 'spec_helper'
+
+provider_class = Puppet::Type.type(:database).provider(:mysql)
+
+describe provider_class do
+  subject { provider_class }
+
+  let(:root_home) { '/root' }
+  let(:defaults_file) { '--defaults-file=/root/.my.cnf' }
+
+  let(:raw_databases) do
+    <<-SQL_OUTPUT
+information_schema
+mydb
+mysql
+performance_schema
+test
+    SQL_OUTPUT
+  end
+
+  let(:parsed_databases) { ['information_schema', 'mydb', 'mysql', 'performance_schema', 'test'] }
+
+  before :each do
+    @resource = Puppet::Type::Database.new(
+      { :charset => 'utf8', :name => 'new_database' }
+    )
+    @provider = provider_class.new(@resource)
+    Facter.stubs(:value).with(:root_home).returns(root_home)
+    Puppet::Util.stubs(:which).with("mysql").returns("/usr/bin/mysql")
+    subject.stubs(:which).with("mysql").returns("/usr/bin/mysql")
+    subject.stubs(:defaults_file).returns('--defaults-file=/root/.my.cnf')
+  end
+
+  describe 'self.instances' do
+    it 'returns an array of databases' do
+      subject.stubs(:mysql).with([defaults_file, "-NBe", "show databases"]).returns(raw_databases)
+
+      databases = subject.instances.collect {|x| x.name }
+      parsed_databases.should match_array(databases)
+    end
+  end
+
+  describe 'create' do
+    it 'makes a user' do
+      subject.expects(:mysql).with([defaults_file, '-NBe', "create database `#{@resource[:name]}` character set #{@resource[:charset]}"])
+      @provider.create
+    end
+  end
+
+  describe 'destroy' do
+    it 'removes a user if present' do
+      subject.expects(:mysqladmin).with([defaults_file, '-f', 'drop', "#{@resource[:name]}"])
+      @provider.destroy
+    end
+  end
+
+  describe 'charset' do
+    it 'returns a charset' do
+      subject.expects(:mysql).with([defaults_file, '-NBe', "show create database `#{@resource[:name]}`"]).returns('mydbCREATE DATABASE `mydb` /*!40100 DEFAULT CHARACTER SET utf8 */')
+      @provider.charset.should == 'utf8'
+    end
+  end
+
+  describe 'charset=' do
+    it 'changes the charset' do
+      subject.expects(:mysql).with([defaults_file, '-NBe', "alter database `#{@resource[:name]}` CHARACTER SET blah"]).returns('0')
+
+      @provider.charset=('blah')
+    end
+  end
+
+  describe 'exists?' do
+    it 'checks if user exists' do
+      subject.expects(:mysql).with([defaults_file, '-NBe', "show databases"]).returns('information_schema\nmydb\nmysql\nperformance_schema\ntest')
+      @provider.exists?
+    end
+  end
+
+  describe 'self.defaults_file' do
+    it 'sets --defaults-file' do
+      File.stubs(:file?).with('#{root_home}/.my.cnf').returns(true)
+      @provider.defaults_file.should == '--defaults-file=/root/.my.cnf'
+    end
+  end
+
+end