| # |
| # ---------------------------------------------- |
| # WARNING, ALL LITERALS IN THIS FILE ARE UNICODE |
| # ---------------------------------------------- |
| # |
| from __future__ import unicode_literals |
| # |
| # |
| # |
| import sys, math |
| from cffi import FFI |
| |
| lib_m = "m" |
| if sys.platform == 'win32': |
| #there is a small chance this fails on Mingw via environ $CC |
| import distutils.ccompiler |
| if distutils.ccompiler.get_default_compiler() == 'msvc': |
| lib_m = 'msvcrt' |
| |
| |
| def test_cast(): |
| ffi = FFI() |
| assert int(ffi.cast("int", 3.14)) == 3 # unicode literal |
| |
| def test_new(): |
| ffi = FFI() |
| assert ffi.new("int[]", [3, 4, 5])[2] == 5 # unicode literal |
| |
| def test_typeof(): |
| ffi = FFI() |
| tp = ffi.typeof("int[51]") # unicode literal |
| assert tp.length == 51 |
| |
| def test_sizeof(): |
| ffi = FFI() |
| assert ffi.sizeof("int[51]") == 51 * 4 # unicode literal |
| |
| def test_alignof(): |
| ffi = FFI() |
| assert ffi.alignof("int[51]") == 4 # unicode literal |
| |
| def test_getctype(): |
| ffi = FFI() |
| assert ffi.getctype("int**") == "int * *" # unicode literal |
| assert type(ffi.getctype("int**")) is str |
| |
| def test_cdef(): |
| ffi = FFI() |
| ffi.cdef("typedef int foo_t[50];") # unicode literal |
| |
| def test_offsetof(): |
| ffi = FFI() |
| ffi.cdef("typedef struct { int x, y; } foo_t;") |
| assert ffi.offsetof("foo_t", "y") == 4 # unicode literal |
| |
| def test_enum(): |
| ffi = FFI() |
| ffi.cdef("enum foo_e { AA, BB, CC };") # unicode literal |
| x = ffi.cast("enum foo_e", 1) |
| assert int(ffi.cast("int", x)) == 1 |
| |
| def test_dlopen(): |
| ffi = FFI() |
| ffi.cdef("double sin(double x);") |
| m = ffi.dlopen(lib_m) # unicode literal |
| x = m.sin(1.23) |
| assert x == math.sin(1.23) |
| |
| def test_verify(): |
| ffi = FFI() |
| ffi.cdef("double test_verify_1(double x);") # unicode literal |
| lib = ffi.verify("double test_verify_1(double x) { return x * 42.0; }") |
| assert lib.test_verify_1(-1.5) == -63.0 |
| |
| def test_callback(): |
| ffi = FFI() |
| cb = ffi.callback("int(int)", # unicode literal |
| lambda x: x + 42) |
| assert cb(5) == 47 |
