def test_aliasing_in_statements():
'''
Test an issue around variables aliasing other variables (#259)
'''
runner_code = '''x_1 = x_0
x_0 = -1'''
g = NeuronGroup(1, model='''x_0 : 1
x_1 : 1 ''', codeobj_class=NumpyCodeObject)
custom_code_obj = g.custom_operation(runner_code)
net = Network(g, custom_code_obj)
net.run(defaultclock.dt)
assert_equal(g.x_0_[:], np.array([-1]))
assert_equal(g.x_1_[:], np.array([0]))
def test_aliasing_in_statements():
'''
Test an issue around variables aliasing other variables (#259)
'''
if prefs.codegen.target != 'numpy':
raise SkipTest('numpy-only test')
runner_code = '''x_1 = x_0
x_0 = -1'''
g = NeuronGroup(1, model='''x_0 : 1
x_1 : 1 ''')
custom_code_obj = g.custom_operation(runner_code)
net = Network(g, custom_code_obj)
net.run(defaultclock.dt)
assert_equal(g.x_0_[:], np.array([-1]))
assert_equal(g.x_1_[:], np.array([0]))