require 'spec'

dir = File.dirname __FILE__
require "#{dir}/spec_require"
require "#{dir}/../lib/ruby_ext/open_constructor"

describe 'OpenConstructor' do
	class Test
		include OpenConstructor
		attr_accessor :name, :value
  end

	it 'should initialize atributes from Hash' do
		t = Test.new.set(:name => 'name', :value => 'value')
		[t.name, t.value].should == ['name', 'value']
	end
	
	it 'should initialize atributes from any Object' do
		t = Test.new.set(:name => 'name', :value => 'value')
		t2 = Test.new.set t
		[t2.name, t2.value].should == ['name', 'value']
	end
	
	it 'restrict copied values' do
		t = Test.new.set(:name => 'name', :value => 'value')
		t2 = Test.new.set t, [:name]
		[t2.name, t2.value].should == ['name', nil]
		
		t = {:name => 'name', :value => 'value'}
		t2 = Test.new.set t, [:name]
		[t2.name, t2.value].should == ['name', nil]
	end
	
	it 'to_hash' do
		h = {:name => 'name', :value => 'value'}
		t = Test.new.set h
		t.to_hash.should == h
	end
end