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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
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