diff options
Diffstat (limited to 'test/strscan')
-rw-r--r-- | test/strscan/test_stringscanner.rb | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/strscan/test_stringscanner.rb b/test/strscan/test_stringscanner.rb index 4b001b317e..6e30be1f7d 100644 --- a/test/strscan/test_stringscanner.rb +++ b/test/strscan/test_stringscanner.rb @@ -206,6 +206,23 @@ class TestStringScanner < Test::Unit::TestCase assert_equal 11, s.charpos end + def test_charpos_not_use_string_methods + string = +'abcädeföghi' + scanner = create_string_scanner(string) + + class << string + EnvUtil.suppress_warning do + undef_method(*instance_methods) + end + end + + assert_equal 0, scanner.charpos + assert_equal "abcä", scanner.scan_until(/ä/) + assert_equal 4, scanner.charpos + assert_equal "defö", scanner.scan_until(/ö/) + assert_equal 8, scanner.charpos + end + def test_concat s = create_string_scanner('a'.dup) s.scan(/a/) |