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require 'spec_helper'
require 'ffi/bit_masks'
describe FFI::BitMasks do
it "should have a VERSION constant" do
expect(subject.const_get('VERSION')).not_to be_empty
end
describe "#bit_mask" do
subject do
mod = Module.new
mod.extend FFI::Library
mod.extend FFI::BitMasks
end
let(:flags) { {:foo => 0x1, :bar => 0x2, :baz => 0x4} }
it "should return a BitMask object" do
expect(subject.bit_mask(:flags,flags).flags).to eq(flags)
end
it "should define a typedef for the bitmask" do
bitmask = subject.bit_mask(:flags,flags)
expect(subject.find_type(:flags)).to be_kind_of(FFI::Type::Mapped)
end
end
end
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