def test_portgraph_remove_port():
pg = PortGraph()
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
pid1 = pg.add_in_port(vid1, "in")
pid2 = pg.add_out_port(vid2, "out")
pg.connect(pid2, pid1)
# raise error if global port id dos not exist
assert_raises(InvalidPort, lambda: pg.remove_port(pid1 + pid2 + 1))
pg.remove_port(pid1)
assert len(tuple(pg.ports(vid1))) == 0
assert tuple(pg.ports(vid2)) == (pid2,)
assert pg.nb_connections(pid2) == 0
def test_portgraph_remove_port():
pg = PortGraph()
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
pid1 = pg.add_in_port(vid1, "in")
pid2 = pg.add_out_port(vid2, "out")
pg.connect(pid2, pid1)
# raise error if global port id dos not exist
assert_raises(InvalidPort, lambda: pg.remove_port(pid1 + pid2 + 1))
pg.remove_port(pid1)
assert len(tuple(pg.ports(vid1))) == 0
assert tuple(pg.ports(vid2)) == (pid2,)
assert pg.nb_connections(pid2) == 0
def test_portgraph_remove_vertex():
pg = PortGraph()
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
pid1 = pg.add_in_port(vid1, "in")
pid2 = pg.add_out_port(vid2, "out")
pg.connect(pid2, pid1)
assert_raises(InvalidVertex, lambda: pg.remove_vertex(vid1 + vid2 + 1))
pg.remove_vertex(vid1)
assert tuple(pg.ports()) == (pid2,)
assert_raises(InvalidVertex, lambda: pg.ports(vid1).next())
assert tuple(pg.ports(vid2)) == (pid2,)
assert pg.nb_connections(pid2) == 0
assert pg.nb_neighbors(vid2) == 0
def test_portgraph_add_vertex():
pg = PortGraph()
vid = pg.add_vertex()
assert pg.nb_vertices() == 1
assert_raises(InvalidVertex, lambda: pg.add_vertex(vid))
assert len(tuple(pg.ports(vid))) == 0
assert pg.actor(vid) is None
def test_portgraph_remove_vertex():
pg = PortGraph()
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
pid1 = pg.add_in_port(vid1, "in")
pid2 = pg.add_out_port(vid2, "out")
pg.connect(pid2, pid1)
assert_raises(InvalidVertex, lambda: pg.remove_vertex(vid1 + vid2 + 1))
pg.remove_vertex(vid1)
assert tuple(pg.ports()) == (pid2,)
assert_raises(InvalidVertex, lambda: pg.ports(vid1).next())
assert tuple(pg.ports(vid2)) == (pid2,)
assert pg.nb_connections(pid2) == 0
assert pg.nb_neighbors(vid2) == 0
def test_portgraph_add_vertex():
pg = PortGraph()
vid = pg.add_vertex()
assert pg.nb_vertices() == 1
assert_raises(InvalidVertex, lambda: pg.add_vertex(vid))
assert len(tuple(pg.ports(vid))) == 0
assert pg.actor(vid) is None
def test_portgraph_ports():
pg = PortGraph()
assert_raises(InvalidVertex, lambda: pg.ports(0))
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
# test new vertices are created without ports
assert len(tuple(pg.ports(vid1))) == 0
assert len(tuple(pg.ports())) == 0
ipid1 = pg.add_in_port(vid1, "in")
opids = [pg.add_out_port(vid1, "out%d" % i) for i in range(5)]
ipid2 = pg.add_in_port(vid2, "in")
opid = pg.add_out_port(vid2, "out")
assert sorted(pg.ports(vid1)) == sorted([ipid1] + opids)
assert sorted(pg.ports()) == sorted([ipid1] + opids + [ipid2, opid])
def test_portgraph_ports():
pg = PortGraph()
assert_raises(InvalidVertex, lambda: pg.ports(0))
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
# test new vertices are created without ports
assert len(tuple(pg.ports(vid1))) == 0
assert len(tuple(pg.ports())) == 0
ipid1 = pg.add_in_port(vid1, "in")
opids = [pg.add_out_port(vid1, "out%d" % i) for i in range(5)]
ipid2 = pg.add_in_port(vid2, "in")
opid = pg.add_out_port(vid2, "out")
assert sorted(pg.ports(vid1)) == sorted([ipid1] + opids)
assert sorted(pg.ports()) == sorted([ipid1] + opids + [ipid2, opid])
def test_portgraph_clear():
pg = PortGraph()
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
pid1 = pg.add_in_port(vid1, "in")
pid2 = pg.add_out_port(vid2, "out")
pg.connect(pid2, pid1)
pg.clear()
assert pg.nb_vertices() == 0
assert pg.nb_edges() == 0
assert len(tuple(pg.ports())) == 0
def test_portgraph_clear():
pg = PortGraph()
vid1 = pg.add_vertex()
vid2 = pg.add_vertex()
pid1 = pg.add_in_port(vid1, "in")
pid2 = pg.add_out_port(vid2, "out")
pg.connect(pid2, pid1)
pg.clear()
assert pg.nb_vertices() == 0
assert pg.nb_edges() == 0
assert len(tuple(pg.ports())) == 0
def test_portgraph_big():
pg = PortGraph()
vid1 = pg.add_vertex()
pid11 = pg.add_out_port(vid1, "out")
vid2 = pg.add_vertex()
pid21 = pg.add_out_port(vid2, "out")
vid3 = pg.add_vertex()
pid31 = pg.add_in_port(vid3, "in1")
pid32 = pg.add_in_port(vid3, "in2")
pid33 = pg.add_out_port(vid3, "res")
vid4 = pg.add_vertex()
pid41 = pg.add_in_port(vid4, "in")
eid1 = pg.connect(pid11, pid31)
eid2 = pg.connect(pid21, pid32)
pg.connect(pid33, pid41)
assert pg.source_port(eid1) == pid11
assert pg.target_port(eid2) == pid32
assert set(pg.out_ports(vid1)) == {pid11}
assert set(pg.in_ports(vid3)) == {pid31, pid32}
assert set(pg.ports(vid3)) == {pid31, pid32, pid33}
assert pg.is_in_port(pid31)
assert pg.is_out_port(pid11)
assert pg.vertex(pid11) == vid1
assert set(pg.connected_ports(pid11)) == {pid31}
assert set(pg.connected_edges(pid21)) == {eid2}
assert pg.out_port(vid1, "out") == pid11
assert pg.in_port(vid3, "in1") == pid31
assert_raises(InvalidPort, lambda: pg.connect(pid11, pid33))
pg.remove_port(pid33)
assert set(pg.connected_ports(pid41)) == set()
assert set(pg.out_edges(vid3)) == set()
assert_raises(InvalidPort, lambda: pg.is_in_port(pid33))
def test_portgraph_big():
pg = PortGraph()
vid1 = pg.add_vertex()
pid11 = pg.add_out_port(vid1, "out")
vid2 = pg.add_vertex()
pid21 = pg.add_out_port(vid2, "out")
vid3 = pg.add_vertex()
pid31 = pg.add_in_port(vid3, "in1")
pid32 = pg.add_in_port(vid3, "in2")
pid33 = pg.add_out_port(vid3, "res")
vid4 = pg.add_vertex()
pid41 = pg.add_in_port(vid4, "in")
eid1 = pg.connect(pid11, pid31)
eid2 = pg.connect(pid21, pid32)
pg.connect(pid33, pid41)
assert pg.source_port(eid1) == pid11
assert pg.target_port(eid2) == pid32
assert set(pg.out_ports(vid1)) == {pid11}
assert set(pg.in_ports(vid3)) == {pid31, pid32}
assert set(pg.ports(vid3)) == {pid31, pid32, pid33}
assert pg.is_in_port(pid31)
assert pg.is_out_port(pid11)
assert pg.vertex(pid11) == vid1
assert set(pg.connected_ports(pid11)) == {pid31}
assert set(pg.connected_edges(pid21)) == {eid2}
assert pg.out_port(vid1, "out") == pid11
assert pg.in_port(vid3, "in1") == pid31
assert_raises(InvalidPort, lambda: pg.connect(pid11, pid33))
pg.remove_port(pid33)
assert set(pg.connected_ports(pid41)) == set()
assert set(pg.out_edges(vid3)) == set()
assert_raises(InvalidPort, lambda: pg.is_in_port(pid33))
