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require_relative '../../spec_helper'
describe "IO.sysopen" do
before :each do
@filename = tmp("rubinius-spec-io-sysopen-#{$$}.txt")
@fd = nil
end
after :each do
IO.for_fd(@fd).close if @fd
rm_r @filename
end
it "returns the file descriptor for a given path" do
@fd = IO.sysopen(@filename, "w")
@fd.should be_kind_of(Integer)
@fd.should_not equal(0)
end
# opening a directory is not supported on Windows
platform_is_not :windows do
it "works on directories" do
@fd = IO.sysopen(tmp("")) # /tmp
@fd.should be_kind_of(Integer)
@fd.should_not equal(0)
end
end
it "calls #to_path to convert an object to a path" do
path = mock('sysopen to_path')
path.should_receive(:to_path).and_return(@filename)
@fd = IO.sysopen(path, 'w')
end
it "accepts a mode as second argument" do
-> { @fd = IO.sysopen(@filename, "w") }.should_not raise_error
@fd.should_not equal(0)
end
it "accepts permissions as third argument" do
@fd = IO.sysopen(@filename, "w", 777)
@fd.should_not equal(0)
end
it "accepts mode & permission that are nil" do
touch @filename # create the file
@fd = IO.sysopen(@filename, nil, nil)
@fd.should_not equal(0)
end
end
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