def test_abstract_agent():
agent = standard.make_agent("div", lib.Div, ['a', 'b'], 'out', 'error')
# Correct execution
results = xgate(standard.abstract_agent,
dict(gate = agent, select = [10, 2], in_command = "get"),
['out', 'error'])
print(results)
assert results['out'] == 5.0
assert results['error'] == VOID
# Error in the gate
results = xgate(standard.abstract_agent,
dict(gate = agent, select = [10, 0], in_command = "get"),
['out', 'error'])
assert results['out'] == VOID
assert isinstance(results['error'], ZeroDivisionError)
# Wrong number of arguments
results = xgate(standard.abstract_agent,
dict(gate = agent, select = [10, 20, 30], in_command = "get"),
['out', 'error'])
assert results['out'] == VOID
assert isinstance(results['error'], MPVMException['explode/wrong_input_length'])
# Wrong command
results = xgate(standard.abstract_agent,
dict(gate = agent, select = [10, 20], in_command = ["set", 13]),
['out', 'error'])
assert results['out'] == VOID
assert isinstance(results['error'], MPVMException['standard/unknown_command'])
def test_environment():
env = standard.Environment({"hello": "world"})
# Correct execution
results = xgate(env,
dict(select = "hello", in_command = "get"),
['out', 'error'])
assert results['out'] == "world"
assert results['error'] == VOID
# Key not there
results = xgate(env,
dict(select = "not_there", in_command = "get"),
['out', 'error'])
assert results['out'] == VOID
assert isinstance(results['error'], MPVMException['environment/not_found'])
# Setting a key
results = xgate(env,
dict(select = "not_there", in_command = ("set", 14)),
['out', 'error'])
assert results['out'] == 14
assert results['error'] == VOID
# Bogus command
results = xgate(env,
dict(select = "hello", in_command = 'bogus'),
['out', 'error'])
assert results['out'] == VOID
assert isinstance(results['error'], MPVMException['environment/unknown_command'])
def test_ifthenelse():
ma = []
mb = []
# out = if cond then a else b
F1 = CircuitSpec("F1",
['cond', 'a', 'b', 'out'],
dict(iff = lib.IfThenElse,
tracea = TracerGate(ma),
traceb = TracerGate(mb)),
[('cond', 'iff.cond'),
('a', 'tracea.x'),
('b', 'traceb.x'),
('tracea.out', 'iff.iftrue'),
('traceb.out', 'iff.iffalse'),
('iff.out', 'out')])
# We verify the laziness of IfThenElse: TracerGate "marks" its
# input into the list it is given, so we can check if it was
# called or not.
results = xgate(F1, dict(cond = 0, a = 33, b = 44), ['out'])
assert results['out'] == 44
assert ma == []
assert mb == [44] # only the else branch should be evaluated
results = xgate(F1, dict(cond = 1, a = 55, b = 66), ['out'])
assert results['out'] == 55
assert ma == [55] # only the true branch should be evaluated
assert mb == [44]
def test_div_by_zero():
results = xgate(lib.Div, dict(a = 10,
b = 0),
['out', 'error'])
assert results['out'] == VOID
assert type(results['error']) == ZeroDivisionError
def test_long_circuit():
m = []
F = CircuitSpec("F",
['a', 'out'],
dict(op1 = TracerGate(m),
op2 = TracerGate(m),
op3 = TracerGate(m),
op4 = TracerGate(m),
op5 = TracerGate(m),
op6 = TracerGate(m),
op7 = TracerGate(m),
op8 = TracerGate(m)),
[('a', 'op1.x'),
('op1.out', 'op2.x'),
('op2.out', 'op3.x'),
('op3.out', 'op4.x'),
('op4.out', 'op5.x'),
('op5.out', 'op6.x'),
('op6.out', 'op7.x'),
('op7.out', 'op8.x'),
('op8.out', 'out')])
results = xgate(F, dict(a = 100),
['out'])
print(results)
print(m)
assert results['out'] == 100
assert m == [100]*8
def test_standard_circuit():
# Test a simple network of agents, using Join to create lists of
# arguments.
adder = standard.make_agent("add", lib.Add, ['a', 'b'], 'out', 'error')
# out = (a + b) + c
F = CircuitSpec("F",
['a', 'b', 'c', 'out'],
dict(add1 = adder,
add2 = adder,
join1 = lib.Join(2),
join2 = lib.Join(2),
ctget2 = lib.Constant("get"),
ctget1 = lib.Constant("get")),
[('a', 'join1.i0'),
('b', 'join1.i1'),
('join1.out', 'add1.select'),
('ctget1.out', 'add1.in_command'),
('add1.out', 'join2.i0'),
('c', 'join2.i1'),
('join2.out', 'add2.select'),
('ctget2.out', 'add2.in_command'),
('add2.out', 'out')])
results = xgate(F, dict(a = 10, b = 83, c = 7),
['out'])
print(results)
assert results['out'] == 100.0
def test_join():
for n in range(2, 10):
gate = lib.Join(n)
print(gate.ports)
args = {'i{i}'.format(i = i): i for i in range(n)}
print(args)
results = xgate(gate, args, ['out', 'error'])
print(results)
assert results['out'] == list(range(n))
assert results['error'] is VOID
def test_circuit1():
# out = (a + b) + c
F1 = CircuitSpec("F1",
['a', 'b', 'c', 'out'],
dict(op1 = lib.Add,
op2 = lib.Add),
[('a', 'op1.a'),
('b', 'op1.b'),
('op1.out', 'op2.a'),
('c', 'op2.b'),
('op2.out', 'out')])
# Equivalent circuit:
F2 = CircuitSpec("F2",
['a', 'b', 'c', 'out'],
dict(op1 = lib.Add,
op2 = lib.Add),
# Connections that were (x, y) in the circuit above
# are (y, x) here. This should make no difference at
# all to its execution.
[('op1.a', 'a'),
('op1.b', 'b'),
('op2.a', 'op1.out'),
('op2.b', 'c'),
('out', 'op2.out')])
for F in F1, F2:
results = xgate(F, dict(a = 1, b = 2, c = 3),
['out'])
assert results['out'] == 6.0
try:
results = xgate(F, dict(a = 1, b = 2, out = 3),
['c'])
except MPVMException["network/bad_out_req"]:
return
def test_constant_circuit():
F = CircuitSpec("F",
['out'],
dict(a = lib.Constant(1),
b = lib.Constant(2),
c = lib.Constant(3),
op1 = lib.Add,
op2 = lib.Add),
[('a.out', 'op1.a'),
('b.out', 'op1.b'), # error here: a is connected to both op1.a and op1.b
('op1.out', 'op2.a'),
('c.out', 'op2.b'),
('op2.out', 'out')])
results = xgate(F, {}, ['out'])
assert results['out'] == 6.0
def test_sequence():
m = []
# We randomize the order (basically, input[i] -> seq.input[order[i]])
order = list(range(5))
random.shuffle(order)
# out = trace(a), trace(b), trace(c), trace(d), trace(e)
# in that order
F1 = CircuitSpec("F1",
['a', 'b', 'c', 'd', 'e', 'out'],
dict(seq = lib.Sequence(5),
tracea = TracerGate(m),
traceb = TracerGate(m),
tracec = TracerGate(m),
traced = TracerGate(m),
tracee = TracerGate(m)
),
[('a', 'tracea.x'),
('b', 'traceb.x'),
('c', 'tracec.x'),
('d', 'traced.x'),
('e', 'tracee.x'),
('tracea.out', 'seq.i{x}'.format(x = order[0])),
('traceb.out', 'seq.i{x}'.format(x = order[1])),
('tracec.out', 'seq.i{x}'.format(x = order[2])),
('traced.out', 'seq.i{x}'.format(x = order[3])),
('tracee.out', 'seq.i{x}'.format(x = order[4])),
('seq.out', 'out')])
# We verify that the tracers were executed in the right order
results = xgate(F1, dict(a = 11, b = 22, c = 33, d = 44, e = 55), ['out'])
expected_order = [(order.index(i) + 1) * 11 for i in range(5)]
print('order: ', order)
print('results: ', results)
print('m: ', m)
print('expected:', expected_order)
assert results['out'] == expected_order[-1]
assert m == expected_order
def test_function_gates():
for gate, function in {
lib.Add: (lambda a, b: a + b),
lib.Sub: (lambda a, b: a - b),
lib.Mul: (lambda a, b: a * b),
lib.Div: (lambda a, b: a / b),
}.items():
a = random.uniform(-100, 100)
b = random.uniform(-100, 100)
results = xgate(gate, dict(a = a, b = b),
['out', 'error'])
r = function(a, b)
print(results)
assert results['out'] == r
assert results['error'] is VOID
def test_constant():
results = xgate(lib.Constant(123), {}, ['out'])
assert results['out'] == 123