1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/spec/ruby/core/io/output_spec.rb
eregon 1d15d5f080 Move spec/rubyspec to spec/ruby for consistency
* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2017-09-20 20:18:52 +00:00

27 lines
703 B
Ruby

require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe "IO#<<" do
it "writes an object to the IO stream" do
lambda {
$stderr << "Oh noes, an error!"
}.should output_to_fd("Oh noes, an error!", $stderr)
end
it "calls #to_s on the object to print it" do
lambda {
$stderr << 1337
}.should output_to_fd("1337", $stderr)
end
it "raises an error if the stream is closed" do
io = IOSpecs.closed_io
lambda { io << "test" }.should raise_error(IOError)
end
it "returns self" do
lambda {
($stderr << "to_stderr").should == $stderr
}.should output(nil, "to_stderr")
end
end