1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
# -*- coding: utf-8 -*-
from nose.tools import *
import pygraphviz as pgv
from os import linesep
def test_subgraph():
G = pgv.AGraph()
G.add_edge(1,2)
s = G.add_subgraph((1,2),label='foo')
assert_equal(G.string().expandtabs(2),
"""strict graph {
{
graph [label=foo];
1 -- 2;
}
}
""".replace('\n', linesep))
def test_subgraph_cluster():
G = pgv.AGraph(label='foo')
s = G.subgraph('cluster_a', label='<Hello<BR/>World>')
s.add_node('sa')
G.add_node('a')
assert_equal(G.string().expandtabs(2),
"""strict graph {
graph [label=foo];
{
graph [label=<Hello<BR/>World>];
sa;
}
a;
}
""".replace('\n', linesep))
def test_subgraph_cluster_attribute():
G = pgv.AGraph()
s = G.subgraph(name='cluster_a')
s.node_attr['foo']='bar'
G.add_node('a')
G.node_attr['foo']='baz'
assert_equal(G.string().expandtabs(2),
"""strict graph {
node [foo=baz];
subgraph cluster_a {
graph [foo=bar];
}
a;
}
""".replace('\n', linesep))
|
