require File.join(File.dirname(__FILE__), 'spec_helper')

describe SimplyTabby, "revision_number class method" do
  it "should return revision number" do
    @file = mock('file')
    File.should_receive(:exist?).and_return(true)
    File.should_receive(:open).and_return(@file)
    @file.should_receive(:readline).and_return('r123')
    SimplyTabby.revision_number.should be_eql('r123')
  end
  
  it "should _not return revision number" do
    File.should_receive(:exist?).and_return(false)
    SimplyTabby.revision_number.should be_eql('No revision found')
  end
end

describe SimplyTabby, "display_system_information class method" do
  it "should display system information and return a hash" do
    SimplyTabby.display_system_information.should be_an_instance_of(Hash) 
  end
end

describe SimplyTabby, "display_crypt_system_information class method" do
  it "should display crypt system information and return a crypt" do
    SimplyTabby.display_crypt_system_information.should be_an_instance_of(String)
  end
end

describe SimplyTabby, "reload object" do
  before(:each) do
    ### Force a reload of SimplyTabby class, since our setters modify class variables.
    Object.send(:remove_const, 'SimplyTabby')
    load File.join(File.dirname(__FILE__), '../lib', 'simply_tabby.rb')
  end

  describe SimplyTabby, "remove_system_information class method" do
    it "should remove one element and return public(hash.keys - 1)" do
      SimplyTabby.remove_system_information(:public, :application_revision)
      SimplyTabby.display_system_information[:public].keys.size.should == 1
    end
  end

  load File.join(File.dirname(__FILE__), '../lib', 'simply_tabby.rb')
  describe SimplyTabby, "add_system_information class method" do
    it "should add one element and return public(hash.keys + 1)" do
      SimplyTabby.add_system_information(:public, :foo => 1)
      SimplyTabby.display_system_information[:public].keys.size.should == 3
    end
  end
end