summaryrefslogtreecommitdiff
path: root/spec/ffi/bool_spec.rb
blob: 912465749e664503ca15593238d7bb9c15e4136e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
#
# This file is part of ruby-ffi.
# For licensing, see LICENSE.SPECS
#

require File.expand_path(File.join(File.dirname(__FILE__), "spec_helper"))
describe "Function with primitive boolean arguments and return values" do
  module LibTest
    extend FFI::Library
    ffi_lib TestLibrary::PATH
    attach_function :bool_return_true, [ ], :bool
    attach_function :bool_return_false, [ ], :bool
    attach_function :bool_return_val, [ :bool ], :bool
    attach_function :bool_reverse_val, [ :bool ], :bool
  end
  it "bools" do
    LibTest.bool_return_true.should == true
    LibTest.bool_return_false.should == false

    LibTest.bool_return_val(true).should == true
    LibTest.bool_return_val(false).should == false

    LibTest.bool_reverse_val(true).should == false
    LibTest.bool_reverse_val(false).should == true
  end
  it "raise error on invalid types" do
    lambda { LibTest.bool_return_val(nil) }.should raise_error(::TypeError)
  end
end