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# -*- coding: utf-8 -*-
from nose.tools import *
import pygraphviz as pgv
from os import 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))
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