Contents

require File.dirname(__FILE__) + '/helper'
Citrus.load(File.dirname(__FILE__) + '/_files/super')

class SuperTest < Test::Unit::TestCase

  def test_terminal?
    rule = Super.new
    assert_equal(false, rule.terminal?)
  end

  def test_match
    grammar1 = Grammar.new {
      rule :a, 'a'
    }

    grammar2 = Grammar.new {
      include grammar1
      rule :a, any('b', sup)
    }

    match = grammar2.parse('b')
    assert(match)
    assert('b', match.text)
    assert(1, match.length)

    match = grammar2.parse('a')
    assert(match)
    assert('a', match.text)
    assert(1, match.length)
  end

  def test_peg
    match = SuperTwo.parse('2')
    assert(match)

    match = SuperTwo.parse('1')
    assert(match)
  end

  def test_nested
    grammar1 = Grammar.new {
      rule :a, 'a'
      rule :b, 'b'
    }

    grammar2 = Grammar.new {
      include grammar1
      rule :a, any(sup, :b)
      rule :b, sup
    }

    match = grammar2.parse('a')
    assert(match)
    assert_equal(:a, match.name)

    match = grammar2.parse('b')
    assert(match)
    assert_equal(:b, match.name)
  end

  def test_to_s
    rule = Super.new
    assert_equal('super', rule.to_s)
  end

end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
citrus-1.4.0	test/super_test.rb
citrus-1.3.0	test/super_test.rb