c0193c9fca
E501 line too long (92 > 88 characters) E501 line too long (103 > 88 characters) ... JIRA: COMPOSE-4108 Signed-off-by: Haibo Lin <hlin@redhat.com>
92 lines
2.6 KiB
Python
92 lines
2.6 KiB
Python
# -*- coding: utf-8 -*-
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try:
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import unittest2 as unittest
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except ImportError:
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import unittest
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from pungi.graph import SimpleAcyclicOrientedGraph
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class SimpleAcyclicOrientedGraphTestCase(unittest.TestCase):
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def setUp(self):
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self.g = SimpleAcyclicOrientedGraph()
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def test_simple_graph(self):
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graph_data = (
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("Client", "Base"),
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("Server", "Base"),
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("Workstation", "Base"),
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)
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for start, end in graph_data:
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self.g.add_edge(start, end)
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spanning_line = self.g.prune_graph()
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self.assertEqual(4, len(spanning_line))
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# 'Base' as a lookaside should be at the end of the spanning line,
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# order of others is not crucial
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self.assertEqual("Base", spanning_line[-1])
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def test_complex_graph(self):
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graph_data = (
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("1", "3"), # 1 --> 3 --> 4 --> 5 ...
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("3", "4"),
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("4", "5"),
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("4", "6"),
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("2", "4"),
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("7", "6"),
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("6", "5"),
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)
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for start, end in graph_data:
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self.g.add_edge(start, end)
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spanning_line = self.g.prune_graph()
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# spanning line have to match completely to given graph
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self.assertEqual(["1", "3", "2", "4", "7", "6", "5"], spanning_line)
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def test_cyclic_graph(self):
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graph_data = (
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("1", "2"),
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("2", "3"),
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("3", "1"),
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)
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with self.assertRaises(ValueError):
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for start, end in graph_data:
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self.g.add_edge(start, end)
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def test_two_separate_graph_lines(self):
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graph_data = (
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("1", "3"), # 1st graph
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("3", "2"), # 1st graph
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("6", "5"), # 2nd graph
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)
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for start, end in graph_data:
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self.g.add_edge(start, end)
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spanning_line = self.g.prune_graph()
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spanning_line_str = "".join(spanning_line)
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self.assertEqual(5, len(spanning_line))
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# Particular parts should match. Order of these parts is not crucial.
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self.assertTrue(
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"132" in spanning_line_str and "65" in spanning_line_str,
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"Spanning line '%s' does not match to graphs" % spanning_line_str,
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)
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def alternative_route_in_graph(self):
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graph_data = (
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("1", "3"),
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("3", "2"),
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("1", "2"),
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)
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for start, end in graph_data:
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self.g.add_edge(start, end)
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spanning_line = self.g.prune_graph()
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# spanning line have to match completely to given graph
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self.assertEqual(["1", "3", "2"], spanning_line)
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