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import unittest
from igraph import Graph
class UnicodeTests(unittest.TestCase):
def testBug128(self):
y = [1, 4, 9]
g = Graph(n=len(y), directed=True, vertex_attrs={"y": y})
self.assertEqual(3, g.vcount())
g.add_vertices(1)
# Bug #128 would prevent us from reaching the next statement
# because an exception would have been thrown here
self.assertEqual(4, g.vcount())
def suite():
generator_suite = unittest.defaultTestLoader.loadTestsFromTestCase(UnicodeTests)
return unittest.TestSuite([generator_suite])
def test():
runner = unittest.TextTestRunner()
runner.run(suite())
if __name__ == "__main__":
test()
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