From 2a8989d71c611884631c4d9ff5dba65aed00cc83 Mon Sep 17 00:00:00 2001 From: nobu Date: Fri, 26 Sep 2014 03:52:37 +0000 Subject: stringio.c: ASCII-8BIT StringIO rejects no encodings * ext/stringio/stringio.c (strio_write): ASCII-8BIT StringIO should be writable any encoding strings, without conversion. [ruby-core:65240] [Bug #10285] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 6 ++++++ ext/stringio/stringio.c | 5 +++-- test/stringio/test_stringio.rb | 12 ++++++++++++ 3 files changed, 21 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index 6b32bc4eb1..01dda976e3 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +Fri Sep 26 12:52:36 2014 Nobuyoshi Nakada + + * ext/stringio/stringio.c (strio_write): ASCII-8BIT StringIO + should be writable any encoding strings, without conversion. + [ruby-core:65240] [Bug #10285] + Fri Sep 26 05:21:01 2014 Eric Wong * object.c (rb_class_real): do not dereference 0 VALUE diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c index 2964adab40..b426214729 100644 --- a/ext/stringio/stringio.c +++ b/ext/stringio/stringio.c @@ -1169,12 +1169,13 @@ strio_write(VALUE self, VALUE str) struct StringIO *ptr = writable(self); long len, olen; rb_encoding *enc, *enc2; + rb_encoding *const ascii8bit = rb_ascii8bit_encoding(); if (!RB_TYPE_P(str, T_STRING)) str = rb_obj_as_string(str); enc = rb_enc_get(ptr->string); enc2 = rb_enc_get(str); - if (enc != enc2 && enc != rb_ascii8bit_encoding()) { + if (enc != enc2 && enc != ascii8bit) { str = rb_str_conv_enc(str, enc2, enc); } len = RSTRING_LEN(str); @@ -1185,7 +1186,7 @@ strio_write(VALUE self, VALUE str) ptr->pos = olen; } if (ptr->pos == olen) { - if (enc2 == rb_ascii8bit_encoding()) { + if (enc == ascii8bit || enc2 == ascii8bit) { rb_enc_str_buf_cat(ptr->string, RSTRING_PTR(str), len, enc); OBJ_INFECT(ptr->string, str); } diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb index 3fbe2f7eca..07d89d16e1 100644 --- a/test/stringio/test_stringio.rb +++ b/test/stringio/test_stringio.rb @@ -137,6 +137,18 @@ class TestStringIO < Test::Unit::TestCase assert_equal(Encoding::UTF_8, s.encoding, "honor the original encoding over ASCII-8BIT") end + def test_set_encoding + bug10285 = '[ruby-core:65240] [Bug #10285]' + f = StringIO.new() + f.set_encoding(Encoding::ASCII_8BIT) + f.write("quz \x83 mat".b) + s = "foo \x97 bar".force_encoding(Encoding::WINDOWS_1252) + assert_nothing_raised(Encoding::CompatibilityError, bug10285) { + f.write(s) + } + assert_equal(Encoding::ASCII_8BIT, f.string.encoding, bug10285) + end + def test_mode_error f = StringIO.new("", "r") assert_raise(IOError) { f.write("foo") } -- cgit v1.2.3