diff options
| -rw-r--r-- | test/ruby/test_regexp.rb | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/ruby/test_regexp.rb b/test/ruby/test_regexp.rb index a91ae8b79f..f13a900634 100644 --- a/test/ruby/test_regexp.rb +++ b/test/ruby/test_regexp.rb @@ -935,4 +935,21 @@ class TestRegexp < Test::Unit::TestCase err = assert_raise(TypeError){ Regexp.quote(42) } assert_equal 'no implicit conversion of Fixnum into String', err.message, bug7539 end + + def test_conditional_expression + bug8583 = '[ruby-dev:47480] [Bug #8583]' + + conds = {"xy"=>true, "yx"=>true, "xx"=>false, "yy"=>false} + assert_match_each(/\A((x)|(y))(?(2)y|x)\z/, conds, bug8583) + assert_match_each(/\A((?<x>x)|(?<y>y))(?(<x>)y|x)\z/, conds, bug8583) + end + + def assert_match_each(re, conds, msg = nil) + errs = conds.select {|str, match| match ^ (re =~ str)} + msg = message(msg) { + "Expected #{re.inspect} to\n" + + errs.map {|str, match| "\t#{'not ' unless match}match #{str.inspect}"}.join(",\n") + } + assert(errs.empty?, msg) + end end |