def test_uniquify_simple_with_names(self):
'''simple test with 2 definitions.'''
nl = Netlist()
lib = nl.create_library()
d1 = lib.create_definition()
d1.name = "definition1"
d2 = lib.create_definition()
d2.name = "definition2"
d3 = lib.create_definition()
d3.name = "leaf definition"
i1 = d1.create_child()
i1.name = "instance1"
i2 = d1.create_child()
i2.name = "instance2"
i1.reference = d2
i2.reference = d2
i3 = d2.create_child()
i3.name = "leaf cell"
i3.reference = d3
top = Instance()
top.name = "top instance"
top.reference = d1
nl.top_instance = top
assert not self.is_unique(nl), "initial netlist should not be unique in this test"
uniquify(nl)
assert self.is_unique(nl), "netlist should have been uniquified."
def test_flatten_cables(self):
nl = self.create_netlist_with_wires()
self.simple_cable_connection_visualizer(nl)
uniquify(nl)
flatten(nl)
self.simple_cable_connection_visualizer(nl)
assert self.is_flat(
nl) #might be nice to add some tests for the connections here.
def test_already_unique(self):
nl = Netlist()
lib = nl.create_library()
d1 = lib.create_definition()
d2 = lib.create_definition()
d3 = lib.create_definition()
i1 = d1.create_child()
i2 = d1.create_child()
i1.reference = d2
i2.reference = d3
top = Instance()
top.reference = d1
nl.top_instance = top
assert self.is_unique(nl), "netlist should be unique upon creation in this test"
uniquify(nl)
assert self.is_unique(nl), "netlist should remain unique in this test. somehow uniquify made the netlist un-unique"
def test_is_unique(self):
example_name = 'unique_challenge'
netlist = sdn.load_example_netlist_by_name(example_name)
self.assertFalse(netlist.is_unique())
uniquify(netlist)
self.assertTrue(netlist.is_unique())
def test_uniquify(self):
nl = self.create_netlist()
assert not self.is_unique(nl), "our test netlist should not be unique"
uniquify(nl)
assert self.is_unique(nl), "our netlist should have been uniquified"
def test_flatten_instances(self):
nl = self.create_netlist()
uniquify(nl)
flatten(nl)
assert self.is_flat(nl)