diff options
| -rw-r--r-- | io.c | 2 | ||||
| -rw-r--r-- | test/ruby/test_io.rb | 18 |
2 files changed, 19 insertions, 1 deletions
@@ -4947,7 +4947,7 @@ rb_io_each_codepoint(VALUE io) fptr->cbuf.off += n; fptr->cbuf.len -= n; rb_yield(UINT2NUM(c)); - rb_io_check_byte_readable(fptr); + rb_io_check_char_readable(fptr); } } NEED_NEWLINE_DECORATOR_ON_READ_CHECK(fptr); diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb index 3ec8726b5e..0025aa5a7d 100644 --- a/test/ruby/test_io.rb +++ b/test/ruby/test_io.rb @@ -467,6 +467,24 @@ class TestIO < Test::Unit::TestCase } end + def test_each_codepoint_with_ungetc + bug21562 = '[ruby-core:123176] [Bug #21562]' + with_read_pipe("") {|p| + p.binmode + p.ungetc("aa") + a = "" + p.each_codepoint { |c| a << c } + assert_equal("aa", a, bug21562) + } + with_read_pipe("") {|p| + p.set_encoding("ascii-8bit", universal_newline: true) + p.ungetc("aa") + a = "" + p.each_codepoint { |c| a << c } + assert_equal("aa", a, bug21562) + } + end + def test_rubydev33072 t = make_tempfile path = t.path |