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require_relative '../../spec_helper'
describe "ARGF.close" do
before :each do
@file1_name = fixture __FILE__, "file1.txt"
@file2_name = fixture __FILE__, "file2.txt"
end
it "closes the current open stream" do
argf [@file1_name, @file2_name] do
io = @argf.to_io
@argf.close
io.closed?.should be_true
end
end
it "returns self" do
argf [@file1_name, @file2_name] do
@argf.close.should equal(@argf)
end
end
ruby_version_is ""..."2.3" do
it "raises an IOError if called on a closed stream" do
argf [@file1_name] do
lambda { @argf.close }.should_not raise_error
lambda { @argf.close }.should raise_error(IOError)
end
end
end
ruby_version_is "2.3" do
it "doesn't raise an IOError if called on a closed stream" do
argf [@file1_name] do
lambda { @argf.close }.should_not raise_error
lambda { @argf.close }.should_not raise_error
end
end
end
end
describe "ARGF.close" do
it "does not close STDIN" do
ruby_exe("ARGV.replace(['-']); ARGF.close; print ARGF.closed?").should == "false"
end
end
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