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authornaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2012-05-10 16:05:13 +0000
committernaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2012-05-10 16:05:13 +0000
commit64b6f2b2a14912f46c71377cb6281765072f6563 (patch)
treeed5844ad216921fc1bccab84b6735f17ca408c6d /test
parent9a10c9726115e7f3f31bb228ad41d5f17eecb5e5 (diff)
merge revision(s) 35594: [Backport #6422]
* io.c (io_unread): fix IO#pos with mode 'r' bug on Windows. If the end of reading buffer is CR, io_unread() needs to unread one more byte. [ruby-core:44874] [Bug #6401] * test/ruby/test_io_m17n.rb (TestIO_M17N#test_pos_with_buffer_end_cr): add a test for above. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@35613 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r--test/ruby/test_io_m17n.rb16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/ruby/test_io_m17n.rb b/test/ruby/test_io_m17n.rb
index 560cd03def..98c9e2b41c 100644
--- a/test/ruby/test_io_m17n.rb
+++ b/test/ruby/test_io_m17n.rb
@@ -2363,6 +2363,22 @@ EOT
}
end if /mswin|mingw/ =~ RUBY_PLATFORM
+ def test_pos_with_buffer_end_cr
+ bug6401 = '[ruby-core:44874]'
+ with_tmpdir {
+ # Read buffer size is 8191. This generates '\r' at 8191.
+ lines = ["X" * 8187, "X"]
+ generate_file("tmp", lines.join("\r\n") + "\r\n")
+
+ open("tmp", "r") do |f|
+ lines.each do |line|
+ f.pos
+ assert_equal(line, f.readline.chomp, bug6401)
+ end
+ end
+ }
+ end if /mswin|mingw/ =~ RUBY_PLATFORM
+
def test_read_crlf_and_eof
bug6271 = '[ruby-core:44189]'
with_tmpdir {