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require 'rubygems'
require 'minitest/autorun'
require 'rdoc/rdoc'
require 'rdoc/ruby_lex'
class TestRubyLex < MiniTest::Unit::TestCase
def test_unary_minus
ruby_lex = RDoc::RubyLex.new("-1", nil)
assert_equal("-1", ruby_lex.token.value)
ruby_lex = RDoc::RubyLex.new("a[-2]", nil)
2.times { ruby_lex.token } # skip "a" and "["
assert_equal("-2", ruby_lex.token.value)
ruby_lex = RDoc::RubyLex.new("a[0..-12]", nil)
4.times { ruby_lex.token } # skip "a", "[", "0", and ".."
assert_equal("-12", ruby_lex.token.value)
ruby_lex = RDoc::RubyLex.new("0+-0.1", nil)
2.times { ruby_lex.token } # skip "0" and "+"
assert_equal("-0.1", ruby_lex.token.value)
end
end
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