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-rw-r--r--ChangeLog5
-rw-r--r--string.c1
-rw-r--r--test/ruby/test_string.rb20
3 files changed, 26 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index afb31cf5ee..95fa1f66d8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Mar 27 13:13:51 2012 Nobuyoshi Nakada <nobu@ruby-lang.org>
+
+ * string.c (str_new_empty): should copy also the encoding as an
+ empty substring. [ruby-dev:45441][Bug #6206]
+
Mon Mar 26 23:43:04 2012 Shugo Maeda <shugo@ruby-lang.org>
* lib/net/ftp.rb (parse227, parse228, parse229): don't use $~.
diff --git a/string.c b/string.c
index 7d865d669a..e16b4291d8 100644
--- a/string.c
+++ b/string.c
@@ -726,6 +726,7 @@ static VALUE
str_new_empty(VALUE str)
{
VALUE v = rb_str_new5(str, 0, 0);
+ rb_enc_copy(v, str);
OBJ_INFECT(v, str);
return v;
}
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index 27cb3a2552..9cc193ce41 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -1174,6 +1174,12 @@ class TestString < Test::Unit::TestCase
assert_equal("[2, 3]", [1,2,3].slice!(1,10000).inspect, "moved from btest/knownbug")
+ bug6206 = '[ruby-dev:45441]'
+ Encoding.list.each do |enc|
+ next unless enc.ascii_compatible?
+ s = S("a:".force_encoding(enc))
+ assert_equal([enc]*2, s.split(":", 2).map(&:encoding), bug6206)
+ end
end
def test_squeeze
@@ -1824,6 +1830,13 @@ class TestString < Test::Unit::TestCase
assert_raise(TypeError) { "hello".partition(1) }
def (hyphen = Object.new).to_str; "-"; end
assert_equal(%w(foo - bar), "foo-bar".partition(hyphen), '[ruby-core:23540]')
+
+ bug6206 = '[ruby-dev:45441]'
+ Encoding.list.each do |enc|
+ next unless enc.ascii_compatible?
+ s = S("a:".force_encoding(enc))
+ assert_equal([enc]*3, s.partition("|").map(&:encoding), bug6206)
+ end
end
def test_rpartition
@@ -1832,6 +1845,13 @@ class TestString < Test::Unit::TestCase
assert_raise(TypeError) { "hello".rpartition(1) }
def (hyphen = Object.new).to_str; "-"; end
assert_equal(%w(foo - bar), "foo-bar".rpartition(hyphen), '[ruby-core:23540]')
+
+ bug6206 = '[ruby-dev:45441]'
+ Encoding.list.each do |enc|
+ next unless enc.ascii_compatible?
+ s = S("a:".force_encoding(enc))
+ assert_equal([enc]*3, s.rpartition("|").map(&:encoding), bug6206)
+ end
end
def test_setter