require File.expand_path(File.join(File.dirname(__FILE__), '..', 'test_helper.rb'))

class RubyKeywordLiteralsTest < Test::Unit::TestCase

  def setup
    @parser = Sexpistol.new
  end

  test "should parse nil as literal" do
    @parser.ruby_keyword_literals = true
    ast = @parser.parse_string('nil')
    assert_equal [nil], ast
  end
  
  test "should not parse nil as literal" do
    @parser.ruby_keyword_literals = false
    ast = @parser.parse_string('nil')
    assert_equal [:nil], ast
  end
  
  test "should parse true as literal" do
    @parser.ruby_keyword_literals = true
    ast = @parser.parse_string('true')
    assert_equal [true], ast
  end
  
  test "should not parse true as literal" do
    @parser.ruby_keyword_literals = false
    ast = @parser.parse_string('true')
    assert_equal [:true], ast
  end
  
  test "should parse false as literal" do
    @parser.ruby_keyword_literals = true
    ast = @parser.parse_string('false')
    assert_equal [false], ast
  end
  
  test "should notparse false as literal" do
    @parser.ruby_keyword_literals = false
    ast = @parser.parse_string('false')
    assert_equal [:false], ast
  end
    
end