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test_state.py
150 lines (109 loc) · 4.37 KB
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test_state.py
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from unittest import TestCase
from gilgamesh.snes.state import State, StateChange
class StateTest(TestCase):
def test_repr(self):
state = State(m=1, x=1)
self.assertEqual(repr(state), "<State: m=1,x=1>")
def test_defaults_to_8bits(self):
state = State()
self.assertEqual(state.m, 1)
self.assertEqual(state.x, 1)
self.assertEqual(state.p, 0b0011_0000)
def test_sizes(self):
state = State(0b0011_0000)
self.assertEqual(state.a_size, 1)
self.assertEqual(state.x_size, 1)
state = State(m=1, x=0)
self.assertEqual(state.a_size, 1)
self.assertEqual(state.x_size, 2)
state = State(m=0, x=1)
self.assertEqual(state.a_size, 2)
self.assertEqual(state.x_size, 1)
def test_p_register(self):
state = State(m=0, x=0)
self.assertEqual(state.p, 0b0000_0000)
state = State(m=0, x=1)
self.assertEqual(state.p, 0b0001_0000)
state = State(m=1, x=1)
self.assertEqual(state.p, 0b0011_0000)
def test_set(self):
state = State()
state.set(0b0011_0000)
self.assertEqual(state.m, 1)
self.assertEqual(state.x, 1)
def test_reset(self):
state = State(m=1, x=1)
state.reset(0b0011_0000)
self.assertEqual(state.m, 0)
self.assertEqual(state.x, 0)
def test_from_state_expr(self):
state = State.from_expr("m=0,x=1")
self.assertEqual(state, State(m=0, x=1))
state = State.from_expr("x=0,m=1")
self.assertEqual(state, State(x=0, m=1))
def test_state_expr(self):
state = State(m=1, x=1)
self.assertEqual(str(state), "m=1,x=1")
class StateChangeTest(TestCase):
def test_repr(self):
change = StateChange()
self.assertEqual(repr(change), "<StateChange: none>")
change = StateChange(unknown=True)
self.assertEqual(repr(change), "<StateChange: unknown>")
change = StateChange(m=1)
self.assertEqual(repr(change), "<StateChange: m=1>")
change = StateChange(m=1, x=1)
self.assertEqual(repr(change), "<StateChange: m=1,x=1>")
def test_from_state_expr(self):
change = StateChange.from_expr("none")
self.assertEqual(change, StateChange())
change = StateChange.from_expr("m=0")
self.assertEqual(change, StateChange(m=0))
change = StateChange.from_expr("x=1")
self.assertEqual(change, StateChange(x=1))
change = StateChange.from_expr("m=0,x=1")
self.assertEqual(change, StateChange(m=0, x=1))
change = StateChange.from_expr("x=0,m=1")
self.assertEqual(change, StateChange(x=0, m=1))
def test_state_expr(self):
change = StateChange()
self.assertEqual(str(change), "none")
change = StateChange(m=0)
self.assertEqual(str(change), "m=0")
change = StateChange(x=1)
self.assertEqual(str(change), "x=1")
change = StateChange(m=0, x=1)
self.assertEqual(str(change), "m=0,x=1")
def test_eq_hash(self):
changes = set()
changes.add(StateChange(m=0, unknown=True))
changes.add(StateChange(m=1, unknown=True))
changes.add(StateChange(m=1, x=1))
changes.add(StateChange(m=1, x=1))
self.assertEqual(len(changes), 2)
def test_set_reset(self):
change = StateChange()
change.set(0b0011_0000)
self.assertEqual(change.m, 1)
self.assertEqual(change.x, 1)
change.reset(0b0011_0000)
self.assertEqual(change.m, 0)
self.assertEqual(change.x, 0)
def test_apply_inference(self):
change = StateChange(m=1, x=1)
inference = StateChange(m=1, x=None)
change.apply_inference(inference)
self.assertEqual(change.m, None)
self.assertEqual(change.x, 1)
def test_simplify(self):
state = State(m=0, x=1)
change = StateChange()
self.assertEqual(change.simplify(state), StateChange())
change = StateChange(m=0)
self.assertEqual(change.simplify(state), StateChange())
change = StateChange(m=0, x=1)
self.assertEqual(change.simplify(state), StateChange())
change = StateChange(m=0, x=0)
self.assertEqual(change.simplify(state), StateChange(x=0))
change = StateChange(unknown=True)
self.assertEqual(change.simplify(state), StateChange(unknown=True))