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require File.expand_path('../../../spec_helper', __FILE__)
describe "IO.sysopen" do
before :all do
@filename = tmp("rubinius-spec-io-sysopen-#{$$}.txt")
end
before :each do
@fd = nil
end
after :each do
IO.for_fd(@fd).close if @fd
end
after :all do
rm_r @filename
end
it "returns the file descriptor for a given path" do
@fd = IO.sysopen(@filename, "w")
@fd.should be_kind_of(Fixnum)
@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(Fixnum)
@fd.should_not equal(0)
end
end
ruby_version_is ""..."1.9" do
it "calls #to_str to convert an object to a String" do
path = mock('sysopen to_str')
path.should_receive(:to_str).and_return(@filename)
@fd = IO.sysopen(path, 'w')
end
end
ruby_version_is "1.9" do
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
end
it "accepts a mode as second argument" do
@fd = 0
lambda { @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
@fd = IO.sysopen(@filename, nil, nil)
@fd.should_not equal(0)
end
end
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