require 'poolparty'
require File.dirname(__FILE__) + "/../mysqler"

describe "Mysql plugin" do
  before(:all) do
    @master, @instances = PoolParty::PluginSpecHelper.define_stubs(1)
    @mysqler = Mysqler.new
    Mysqler.stub!(:new).and_return @mysqler

    @mysqler.stub!(:read_config_file).and_return({:user =>  "iamauser",:password =>  1234,:backup_dir =>  "mysql-backup"})
  end

  it "should be a PoolParty::Plugin" do
    Mysqler.superclass.should == PoolParty::Plugin
  end

  it "should load the plugin settings from a file" do
    @mysqler.load_db_settings
    @mysqler.db_settings.should_not == nil
    @mysqler.db_settings[:user].should == 'iamauser'
  end

  it "should upload config files to new instances" do
    @master.should_receive(:scp).with("#{PoolParty.user_dir}/config/my.cnf", "/etc/my.cnf")
    @master.stub!(:scp).with("mysqler.monit.conf", "/etc/monit.d/mysqler.monit.conf").and_return true
    @master.configure_cloud
  end

  it "should upload the mysqler.monit config files to the instances" do
    @master.stub!(:scp).with("#{PoolParty.user_dir}/config/my.cnf", "/etc/my.cnf")
    @master.should_receive(:scp).with("mysqler.monit.conf", "/etc/monit.d/mysqler.monit.conf").and_return true
    @master.configure_cloud
  end

  describe "setup for restore database" do
    before(:each) do
      @mysqler.stub!(:start_monit).and_return true
      @mysqler.stub!(:setup_backup).and_return true
    end
    it "should restore the database from backups when restarting" do
      @mysqler.load_db_settings
      @master.should_receive(:ssh).with("mysql -u #{@mysqler.db_settings[:user]} -p#{@mysqler.db_settings[:password]} < /data/#{@mysqler.db_settings[:backup_dir]}/db_dump.sql").and_return true
      @master.configure_cloud
    end
  end

  describe "setup for setup backups" do
    before(:each) do
      @mysqler.stub!(:start_monit).and_return true
      @mysqler.stub!(:restore_database).and_return true
    end
    it "should setup backups when installing a new database instance" do
      @mysqler.load_db_settings
      @master.should_receive(:ssh).with("cp #{@master.base_tmp_dir}/mysql-backup /etc/cron.d").and_return true
      @master.configure_cloud
    end
  end

  describe "setup for starting monit" do
    before(:each) do
      @mysqler.stub!(:setup_backup).and_return true
      @mysqler.stub!(:restore_database).and_return true
    end
    it "should start monit once new installation is completed" do
      @mysqler.load_db_settings
      @master.should_receive(:ssh).with("/etc/init.d/monit start").and_return true
      @master.configure_cloud
    end
  end


end