def test_opwiseclinker_constant():
x, y, z = inputs()
x = Constant(tdouble, 7.2, name='x')
e = add(mul(x, y), mul(y, z))
lnk = OpWiseCLinker().accept(Env([y, z], [e]))
fn = lnk.make_function()
res = fn(1.5, 3.0)
assert res == 15.3
def test_opwiseclinker_constant():
x, y, z = inputs()
x = Constant(tdouble, 7.2, name='x')
e = add(mul(x, y), mul(y, z))
lnk = OpWiseCLinker().accept(Env([y, z], [e]))
fn = lnk.make_function()
res = fn(1.5, 3.0)
assert res == 15.3
def test_c_fail_error():
x, y, z = inputs()
x = Constant(tdouble, 7.2, name="x")
e = add_fail(mul(x, y), mul(y, z))
lnk = OpWiseCLinker().accept(Env([y, z], [e]))
fn = lnk.make_function()
with pytest.raises(RuntimeError):
fn(1.5, 3.0)
def test_opwiseclinker_straightforward():
x, y, z = inputs()
e = add(mul(add(x, y), div(x, y)), bad_sub(bad_sub(x, y), z))
lnk = OpWiseCLinker().accept(Env([x, y, z], [e]))
fn = lnk.make_function()
if theano.config.cxx:
assert fn(2.0, 2.0, 2.0) == 2.0
else:
# The python version of bad_sub always return -10.
assert fn(2.0, 2.0, 2.0) == -6
def test_opwiseclinker_straightforward():
x, y, z = inputs()
e = add(mul(add(x, y), div(x, y)), bad_sub(bad_sub(x, y), z))
lnk = OpWiseCLinker().accept(Env([x, y, z], [e]))
fn = lnk.make_function()
if theano.config.cxx:
assert fn(2.0, 2.0, 2.0) == 2.0
else:
# The python version of bad_sub always return -10.
assert fn(2.0, 2.0, 2.0) == -6
def test_c_fail_error():
if not theano.config.cxx:
pytest.skip("G++ not available, so we need to skip this test.")
x, y, z = inputs()
x = Constant(tdouble, 7.2, name="x")
e = add_fail(mul(x, y), mul(y, z))
lnk = OpWiseCLinker().accept(Env([y, z], [e]))
fn = lnk.make_function()
with pytest.raises(RuntimeError):
fn(1.5, 3.0)
def test_c_fail_error():
if not theano.config.cxx:
raise SkipTest("G++ not available, so we need to skip this test.")
x, y, z = inputs()
x = Constant(tdouble, 7.2, name='x')
e = add_fail(mul(x, y), mul(y, z))
lnk = OpWiseCLinker().accept(Env([y, z], [e]))
fn = lnk.make_function()
try:
fn(1.5, 3.0)
except RuntimeError:
print('Yay, TEST PASSED')
return # test passed
assert 0 # test failed
def test_c_fail_error():
if not theano.config.cxx:
raise SkipTest("G++ not available, so we need to skip this test.")
x, y, z = inputs()
x = Constant(tdouble, 7.2, name='x')
e = add_fail(mul(x, y), mul(y, z))
lnk = OpWiseCLinker().accept(Env([y, z], [e]))
fn = lnk.make_function()
try:
res = fn(1.5, 3.0)
except RuntimeError:
print 'Yay, TEST PASSED'
return # test passed
assert 0 # test failed
def test_duallinker_mismatch():
if not theano.config.cxx:
raise SkipTest("G++ not available, so we need to skip this test.")
x, y, z = inputs()
# bad_sub is correct in C but erroneous in Python
e = bad_sub(mul(x, y), mul(y, z))
g = Env([x, y, z], [e])
lnk = DualLinker(checker=_my_checker).accept(g)
fn = lnk.make_function()
# good
assert CLinker().accept(g).make_function()(1.0, 2.0, 3.0) == -4.0
# good
assert OpWiseCLinker().accept(g).make_function()(1.0, 2.0, 3.0) == -4.0
# (purposely) wrong
assert PerformLinker().accept(g).make_function()(1.0, 2.0, 3.0) == -10.0
try:
# this runs OpWiseCLinker and PerformLinker in parallel and feeds
# variables of matching operations to _my_checker to verify that they
# are the same.
fn(1.0, 2.0, 3.0)
raise Exception("An exception should have been raised here!")
except MyExc as e:
pass
def test_duallinker_mismatch():
x, y, z = inputs()
# bad_sub is correct in C but erroneous in Python
e = bad_sub(mul(x, y), mul(y, z))
g = Env([x, y, z], [e])
lnk = DualLinker(checker=_my_checker).accept(g)
fn = lnk.make_function()
# good
assert CLinker().accept(g).make_function()(1.0, 2.0, 3.0) == -4.0
# good
assert OpWiseCLinker().accept(g).make_function()(1.0, 2.0, 3.0) == -4.0
# (purposely) wrong
assert PerformLinker().accept(g).make_function()(1.0, 2.0, 3.0) == -10.0
with pytest.raises(MyExc):
# this runs OpWiseCLinker and PerformLinker in parallel and feeds
# variables of matching operations to _my_checker to verify that they
# are the same.
fn(1.0, 2.0, 3.0)
