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unittests-readwrite.py
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82 lines (68 loc) · 2.58 KB
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# Copyright (c) Pedro Matiello <[email protected]>
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use,
# copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following
# conditions:
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
# OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
"""
Unittests for graph.algorithms.readwrite
"""
import unittest
import pygraph
from pygraph.readwrite import dot, markup
import testlib
def graph_equality(gr1, gr2):
for each in gr1.nodes():
assert each in gr2.nodes()
for each in gr2.nodes():
assert each in gr1.nodes()
for each in gr1.edges():
assert each in gr2.edges()
for each in gr2.edges():
assert each in gr1.edges()
class test_readwrite_dot(unittest.TestCase):
def test_dot_for_graph(self):
gr = testlib.new_graph()
dotstr = dot.write(gr)
gr1 = dot.read(dotstr)
dotstr = dot.write(gr1)
gr2 = dot.read(dotstr)
graph_equality(gr1, gr2)
def test_dot_for_digraph(self):
gr = testlib.new_digraph()
dotstr = dot.write(gr)
gr1 = dot.read(dotstr)
dotstr = dot.write(gr1)
gr2 = dot.read(dotstr)
graph_equality(gr1, gr2)
class test_readwrite_markup(unittest.TestCase):
def test_xml_for_graph(self):
gr = testlib.new_graph()
dotstr = markup.write(gr)
gr1 = markup.read(dotstr)
dotstr = markup.write(gr1)
gr2 = markup.read(dotstr)
graph_equality(gr1, gr2)
def test_dot_for_digraph(self):
gr = testlib.new_digraph()
dotstr = markup.write(gr)
gr1 = markup.read(dotstr)
dotstr = markup.write(gr1)
gr2 = markup.read(dotstr)
graph_equality(gr1, gr2)
if __name__ == "__main__":
unittest.main()