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
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
begin
require_relative 'helper'
rescue LoadError
end
module Fiddle
class TestFunction < Fiddle::TestCase
def setup
super
Fiddle.last_error = nil
end
def test_default_abi
func = Function.new(@libm['sin'], [TYPE_DOUBLE], TYPE_DOUBLE)
assert_equal Function::DEFAULT, func.abi
end
def test_argument_errors
assert_raises(TypeError) do
Function.new(@libm['sin'], TYPE_DOUBLE, TYPE_DOUBLE)
end
assert_raises(TypeError) do
Function.new(@libm['sin'], ['foo'], TYPE_DOUBLE)
end
assert_raises(TypeError) do
Function.new(@libm['sin'], [TYPE_DOUBLE], 'foo')
end
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
end
def test_argument_count
closure = Class.new(Closure) {
def call one
10 + one
end
}.new(TYPE_INT, [TYPE_INT])
func = Function.new(closure, [TYPE_INT], TYPE_INT)
assert_raises(ArgumentError) do
func.call(1,2,3)
end
assert_raises(ArgumentError) do
func.call
end
end
def test_last_error
func = Function.new(@libc['strcpy'], [TYPE_VOIDP, TYPE_VOIDP], TYPE_VOIDP)
assert_nil Fiddle.last_error
str = func.call("000", "123")
refute_nil Fiddle.last_error
end
def test_strcpy
f = Function.new(@libc['strcpy'], [TYPE_VOIDP, TYPE_VOIDP], TYPE_VOIDP)
buff = "000"
str = f.call(buff, "123")
assert_equal("123", buff)
assert_equal("123", str.to_s)
end
end
end if defined?(Fiddle)
|
