@@ -497,7 +497,7 @@ class IO data = String data - return if data.length == 0 + return 0 if data.length == 0 raise IOError if ((Platform::POSIX.fcntl(@descriptor, F_GETFL, 0) & ACCMODE) == RDONLY) prim_write(data) end kernel/core/io.rb @@ -33,5 +33,9 @@ describe "IO#write on a file" do lambda { @readonly_file.write("") }.should_not raise_error end + it "returns a length of 0 when writing a blank string" do + @file.write('').should == 0 + end + it_behaves_like(:io_write, :write) end spec/ruby/1.8/core/io/write_spec.rb 56c0088f9b075769933c8c87e3c2d256cff3a3e8 Adam Wiggins adam@heroku.com http://github.com/evanphx/rubinius/commit/4a1f39426fc60ae7c2ed0470259fa0752a46d030 4a1f39426fc60ae7c2ed0470259fa0752a46d030 2008-04-27T02:48:23-07:00 2008-04-26T22:57:09-07:00 IO#write returns 0 when writing a blank string, to match behavior of MRI Signed-off-by: Dirkjan Bussink <d.bussink@gmail.com> a984cd937787d1d59432848e34becef4bd27be8e Dirkjan Bussink d.bussink@gmail.com