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import py, os, sys
from pypy.module._cppyy import interp_cppyy, executor
from .support import setup_make, soext
currpath = py.path.local(__file__).dirpath()
test_dct = str(currpath.join("example01Dict"))+soext
def setup_module(mod):
setup_make("example01")
class TestCPPYYImplementation:
def test01_class_query(self, space):
# NOTE: this test needs to run before test_pythonify.py
import ctypes
dct = ctypes.CDLL(test_dct)
w_cppyyclass = interp_cppyy.scope_byname(space, "example01")
w_cppyyclass2 = interp_cppyy.scope_byname(space, "example01")
assert space.is_w(w_cppyyclass, w_cppyyclass2)
adddouble = w_cppyyclass.overloads["staticAddToDouble"]
func, = adddouble.functions
assert func.executor is None
func._setup(None) # creates executor
assert isinstance(func.executor, executor._executors['double'])
assert func.arg_defs == [("double", "")]
class AppTestCPPYY:
spaceconfig = dict(usemodules=['_cppyy', '_rawffi', 'itertools'])
def setup_class(cls):
cls.w_lib, cls.w_instantiate, cls.w_example01, cls.w_payload = \
cls.space.unpackiterable(cls.space.appexec([], """():
import _cppyy, ctypes
_cppyy._post_import_startup()
lib = ctypes.CDLL(%r, ctypes.RTLD_GLOBAL)
def cpp_instantiate(tt, *args):
inst = _cppyy._bind_object(0, tt, True)
ol = tt.get_overload("__init__").__get__(inst)
ol(*args)
return inst
return lib, cpp_instantiate, _cppyy._scope_byname('example01'),\
_cppyy._scope_byname('payload')""" % (test_dct, )))
def test01_static_int(self):
"""Test passing of an int, returning of an int, and overloading on a
differening number of arguments."""
import sys, math
t = self.example01
pylong = int
if sys.hexversion < 0x3000000:
pylong = long
res = t.get_overload("staticAddOneToInt")(1)
assert res == 2
res = t.get_overload("staticAddOneToInt")(pylong(1))
assert res == 2
res = t.get_overload("staticAddOneToInt")(1, 2)
assert res == 4
res = t.get_overload("staticAddOneToInt")(-1)
assert res == 0
maxint32 = int(2 ** 31 - 1)
res = t.get_overload("staticAddOneToInt")(maxint32-1)
assert res == maxint32
res = t.get_overload("staticAddOneToInt")(maxint32)
assert res == -maxint32-1
raises(TypeError, 't.get_overload("staticAddOneToInt")(1, [])')
raises(TypeError, 't.get_overload("staticAddOneToInt")(1.)')
raises(TypeError, 't.get_overload("staticAddOneToInt")(maxint32+1)')
def test02_static_double(self):
"""Test passing of a double and returning of a double on a static function."""
t = self.example01
res = t.get_overload("staticAddToDouble")(0.09)
assert res == 0.09 + 0.01
def test03_static_constcharp(self):
"""Test passing of a C string and returning of a C string on a static
function."""
t = self.example01
res = t.get_overload("staticAtoi")("1")
assert res == 1
res = t.get_overload("staticStrcpy")("aap") # TODO: this leaks
assert res == "aap"
res = t.get_overload("staticStrcpy")(u"aap") # TODO: this leaks
assert res == "aap"
raises(TypeError, 't.get_overload("staticStrcpy")(1.)') # TODO: this leaks
def test04_method_int(self):
"""Test passing of a int, returning of a int, and memory cleanup, on
a method."""
import _cppyy
t = self.example01
assert t.get_overload("getCount")() == 0
e1 = self.instantiate(t, 7)
assert t.get_overload("getCount")() == 1
res = t.get_overload("addDataToInt")(e1, 4)
assert res == 11
res = t.get_overload("addDataToInt")(e1, -4)
assert res == 3
e1.__destruct__()
assert t.get_overload("getCount")() == 0
raises(ReferenceError, 't.get_overload("addDataToInt")(e1, 4)')
e1 = self.instantiate(t, 7)
e2 = self.instantiate(t, 8)
assert t.get_overload("getCount")() == 2
e1.__destruct__()
assert t.get_overload("getCount")() == 1
e2.__destruct__()
assert t.get_overload("getCount")() == 0
e2.__destruct__()
assert t.get_overload("getCount")() == 0
raises(TypeError, t.get_overload("addDataToInt"), 41, 4)
def test05_memory(self):
"""Test memory destruction and integrity."""
import gc
import _cppyy
t = self.example01
assert t.get_overload("getCount")() == 0
e1 = self.instantiate(t, 7)
assert t.get_overload("getCount")() == 1
res = t.get_overload("addDataToInt")(e1, 4)
assert res == 11
res = t.get_overload("addDataToInt")(e1, -4)
assert res == 3
e1 = None
gc.collect()
assert t.get_overload("getCount")() == 0
e1 = self.instantiate(t, 7)
e2 = self.instantiate(t, 8)
assert t.get_overload("getCount")() == 2
e1 = None
gc.collect()
assert t.get_overload("getCount")() == 1
e2.__destruct__()
assert t.get_overload("getCount")() == 0
e2 = None
gc.collect()
assert t.get_overload("getCount")() == 0
def test05a_memory2(self):
"""Test ownership control."""
import gc, _cppyy
t = self.example01
assert t.get_overload("getCount")() == 0
e1 = self.instantiate(t, 7)
assert t.get_overload("getCount")() == 1
assert e1.__python_owns__ == True
e1.__python_owns__ = False
e1 = None
gc.collect()
assert t.get_overload("getCount")() == 1
# forced fix-up of object count for later tests
t.get_overload("setCount")(0)
def test06_method_double(self):
"""Test passing of a double and returning of double on a method."""
import _cppyy
t = self.example01
e = self.instantiate(t, 13)
res = t.get_overload("addDataToDouble")(e, 16)
assert round(res-29, 8) == 0.
e.__destruct__()
e = self.instantiate(t, -13)
res = t.get_overload("addDataToDouble")(e, 16)
assert round(res-3, 8) == 0.
e.__destruct__()
assert t.get_overload("getCount")() == 0
def test07_method_constcharp(self):
"""Test passing of a C string and returning of a C string on a
method."""
import _cppyy
t = self.example01
e = self.instantiate(t, 42)
res = t.get_overload("addDataToAtoi")(e, "13")
assert res == 55
res = t.get_overload("addToStringValue")(e, "12") # TODO: this leaks
assert res == "54"
res = t.get_overload("addToStringValue")(e, "-12") # TODO: this leaks
assert res == "30"
e.__destruct__()
assert t.get_overload("getCount")() == 0
def test08_pass_object_by_pointer(self):
"""Test passing of an instance as an argument."""
import _cppyy
t1 = self.example01
t2 = self.payload
pl = self.instantiate(t2, 3.14)
assert round(t2.get_overload("getData")(pl)-3.14, 8) == 0
t1.get_overload("staticSetPayload")(pl, 41.)
assert t2.get_overload("getData")(pl) == 41.
e = self.instantiate(t1, 50)
t1.get_overload("setPayload")(e, pl);
assert round(t2.get_overload("getData")(pl)-50., 8) == 0
e.__destruct__()
pl.__destruct__()
assert t1.get_overload("getCount")() == 0
def test09_return_object_by_pointer(self):
"""Test returning of an instance as an argument."""
import _cppyy
t1 = self.example01
t2 = self.payload
pl1 = self.instantiate(t2, 3.14)
assert round(t2.get_overload("getData")(pl1)-3.14, 8) == 0
pl2 = t1.get_overload("staticCyclePayload")(pl1, 38.)
assert t2.get_overload("getData")(pl2) == 38.
e = self.instantiate(t1, 50)
pl2 = t1.get_overload("cyclePayload")(e, pl1);
assert round(t2.get_overload("getData")(pl2)-50., 8) == 0
e.__destruct__()
pl1.__destruct__()
assert t1.get_overload("getCount")() == 0
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