diff options
Diffstat (limited to 'test/fiddle/test_function.rb')
-rw-r--r-- | test/fiddle/test_function.rb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/fiddle/test_function.rb b/test/fiddle/test_function.rb index 4a6bc6c3d4..60168eb04b 100644 --- a/test/fiddle/test_function.rb +++ b/test/fiddle/test_function.rb @@ -35,6 +35,25 @@ module Fiddle end end + def test_argument_type_conversion + type = Struct.new(:int, :call_count) do + def initialize(int) + super(int, 0) + end + def to_int + raise "exhausted" if (self.call_count += 1) > 1 + self.int + end + end + type_arg = type.new(TYPE_DOUBLE) + type_result = type.new(TYPE_DOUBLE) + assert_nothing_raised(RuntimeError) do + Function.new(@libm['sin'], [type_arg], type_result) + end + assert_equal(1, type_arg.call_count) + assert_equal(1, type_result.call_count) + end + def test_call func = Function.new(@libm['sin'], [TYPE_DOUBLE], TYPE_DOUBLE) assert_in_delta 1.0, func.call(90 * Math::PI / 180), 0.0001 |