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require_relative '../../spec_helper'
describe "IO#close_on_exec=" do
before :each do
@name = tmp('io_close_on_exec.txt')
@io = new_io @name
end
after :each do
@io.close unless @io.closed?
rm_r @name
end
guard -> { platform_is_not :windows } do
it "sets the close-on-exec flag if true" do
@io.close_on_exec = true
@io.should.close_on_exec?
end
it "sets the close-on-exec flag if non-false" do
@io.close_on_exec = :true
@io.should.close_on_exec?
end
it "unsets the close-on-exec flag if false" do
@io.close_on_exec = true
@io.close_on_exec = false
@io.should_not.close_on_exec?
end
it "unsets the close-on-exec flag if nil" do
@io.close_on_exec = true
@io.close_on_exec = nil
@io.should_not.close_on_exec?
end
it "ensures the IO's file descriptor is closed in exec'ed processes" do
require 'fcntl'
@io.close_on_exec = true
(@io.fcntl(Fcntl::F_GETFD) & Fcntl::FD_CLOEXEC).should == Fcntl::FD_CLOEXEC
end
it "raises IOError if called on a closed IO" do
@io.close
-> { @io.close_on_exec = true }.should raise_error(IOError)
end
end
end
describe "IO#close_on_exec?" do
before :each do
@name = tmp('io_is_close_on_exec.txt')
@io = new_io @name
end
after :each do
@io.close unless @io.closed?
rm_r @name
end
guard -> { platform_is_not :windows } do
it "returns true by default" do
@io.should.close_on_exec?
end
it "returns true if set" do
@io.close_on_exec = true
@io.should.close_on_exec?
end
it "raises IOError if called on a closed IO" do
@io.close
-> { @io.close_on_exec? }.should raise_error(IOError)
end
end
end
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