def test_invert_terminal(self):
pool = Pool()
self.assertEquals(pool.zero_id, pool.invert(pool.one_id))
self.assertEquals(pool.one_id, pool.invert(pool.zero_id))
try:
pool.invert(pool.terminal(2))
self.assertTrue(False)
except RuntimeError:
self.assertTrue(True)
def test_invert_terminal(self):
pool = Pool()
self.assertEquals(pool.zero_id, pool.invert(pool.one_id))
self.assertEquals(pool.one_id, pool.invert(pool.zero_id))
try:
pool.invert(pool.terminal(2))
self.assertTrue(False)
except RuntimeError:
self.assertTrue(True)
def test_not(self):
pool = Pool()
pool.int_var("x")
dd_true = Diagram(pool, pool.bool_test(LinearTest("x", ">=")))
dd_false = Diagram(pool, pool.invert(dd_true.root_node.node_id))
for i in range(-5, 6):
assignment = {"x": i}
self.assertEqual((dd_true.evaluate(assignment) + 1) % 2, dd_false.evaluate(assignment))
def test_not(self):
pool = Pool()
pool.int_var("x")
dd_true = Diagram(pool, pool.bool_test(LinearTest("x", ">=")))
dd_false = Diagram(pool, pool.invert(dd_true.root_node.node_id))
for i in range(-5, 6):
assignment = {"x": i}
self.assertEqual((dd_true.evaluate(assignment) + 1) % 2,
dd_false.evaluate(assignment))
def setUp(self):
pool = Pool()
pool.int_var("x")
self.test1 = pool.bool_test(LinearTest("x", ">="))
self.test2 = pool.bool_test(LinearTest("x + 2", ">"))
self.test3 = pool.bool_test(LinearTest("x + 1", "<="))
self.test4 = pool.bool_test(LinearTest("x - 5", "<="))
self.x = pool.terminal("x")
p1 = pool.apply(Multiplication, self.test1, self.test4)
p2 = pool.apply(Multiplication, pool.invert(self.test1), self.test2)
p3 = pool.apply(Multiplication, pool.apply(Multiplication, pool.apply(Multiplication,
pool.invert(self.test1),
pool.invert(self.test2)),
self.test3),
self.test4)
result = pool.apply(Summation, pool.apply(Summation, p1, p2), p3)
result = pool.apply(Multiplication, result, self.x)
self.diagram = Diagram(pool, result)
def setUp(self):
pool = Pool()
pool.int_var("x")
self.test1 = pool.bool_test(LinearTest("x", ">="))
self.test2 = pool.bool_test(LinearTest("x + 2", ">"))
self.test3 = pool.bool_test(LinearTest("x + 1", "<="))
self.test4 = pool.bool_test(LinearTest("x - 5", "<="))
self.x = pool.terminal("x")
p1 = pool.apply(Multiplication, self.test1, self.test4)
p2 = pool.apply(Multiplication, pool.invert(self.test1), self.test2)
p3 = pool.apply(
Multiplication,
pool.apply(
Multiplication,
pool.apply(Multiplication, pool.invert(self.test1),
pool.invert(self.test2)), self.test3), self.test4)
result = pool.apply(Summation, pool.apply(Summation, p1, p2), p3)
result = pool.apply(Multiplication, result, self.x)
self.diagram = Diagram(pool, result)