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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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tree10027f336435511475e392454359edea8e25895d /python/altgraph/altgraph_tests/test_object_graph.py
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'python/altgraph/altgraph_tests/test_object_graph.py')
-rw-r--r--python/altgraph/altgraph_tests/test_object_graph.py349
1 files changed, 349 insertions, 0 deletions
diff --git a/python/altgraph/altgraph_tests/test_object_graph.py b/python/altgraph/altgraph_tests/test_object_graph.py
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index 000000000..9035607e7
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+++ b/python/altgraph/altgraph_tests/test_object_graph.py
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+import unittest
+import sys
+from altgraph.ObjectGraph import ObjectGraph
+from altgraph.Graph import Graph
+
+try:
+ from StringIO import StringIO
+except ImportError:
+ from io import StringIO
+
+
+class Node (object):
+ def __init__(self, graphident):
+ self.graphident = graphident
+
+class SubNode (Node):
+ pass
+
+class ArgNode (object):
+ def __init__(self, graphident, *args, **kwds):
+ self.graphident = graphident
+ self.args = args
+ self.kwds = kwds
+
+ def __repr__(self):
+ return '<ArgNode %s>'%(self.graphident,)
+
+class TestObjectGraph (unittest.TestCase):
+
+ def test_constructor(self):
+ graph = ObjectGraph()
+ self.assertTrue(isinstance(graph, ObjectGraph))
+
+ g = Graph()
+ graph = ObjectGraph(g)
+ self.assertTrue(graph.graph is g)
+ self.assertEqual(graph.debug, 0)
+ self.assertEqual(graph.indent, 0)
+
+ graph = ObjectGraph(debug=5)
+ self.assertEqual(graph.debug, 5)
+
+ def test_repr(self):
+ graph = ObjectGraph()
+ self.assertEqual(repr(graph), '<ObjectGraph>')
+
+
+ def testNodes(self):
+ graph = ObjectGraph()
+ n1 = Node("n1")
+ n2 = Node("n2")
+ n3 = Node("n3")
+ n4 = Node("n4")
+
+ n1b = Node("n1")
+
+ self.assertTrue(graph.getIdent(graph) is graph)
+ self.assertTrue(graph.getRawIdent(graph) is graph)
+
+ graph.addNode(n1)
+ graph.addNode(n2)
+ graph.addNode(n3)
+
+ self.assertTrue(n1 in graph)
+ self.assertFalse(n4 in graph)
+ self.assertTrue("n1" in graph)
+ self.assertFalse("n4" in graph)
+
+ self.assertTrue(graph.findNode(n1) is n1)
+ self.assertTrue(graph.findNode(n1b) is n1)
+ self.assertTrue(graph.findNode(n2) is n2)
+ self.assertTrue(graph.findNode(n4) is None)
+ self.assertTrue(graph.findNode("n1") is n1)
+ self.assertTrue(graph.findNode("n2") is n2)
+ self.assertTrue(graph.findNode("n4") is None)
+
+ self.assertEqual(graph.getRawIdent(n1), "n1")
+ self.assertEqual(graph.getRawIdent(n1b), "n1")
+ self.assertEqual(graph.getRawIdent(n4), "n4")
+ self.assertEqual(graph.getRawIdent("n1"), None)
+
+ self.assertEqual(graph.getIdent(n1), "n1")
+ self.assertEqual(graph.getIdent(n1b), "n1")
+ self.assertEqual(graph.getIdent(n4), "n4")
+ self.assertEqual(graph.getIdent("n1"), "n1")
+
+ self.assertTrue(n3 in graph)
+ graph.removeNode(n3)
+ self.assertTrue(n3 not in graph)
+ graph.addNode(n3)
+ self.assertTrue(n3 in graph)
+
+ n = graph.createNode(SubNode, "n1")
+ self.assertTrue(n is n1)
+
+ n = graph.createNode(SubNode, "n8")
+ self.assertTrue(isinstance(n, SubNode))
+ self.assertTrue(n in graph)
+ self.assertTrue(graph.findNode("n8") is n)
+
+ n = graph.createNode(ArgNode, "args", 1, 2, 3, a='a', b='b')
+ self.assertTrue(isinstance(n, ArgNode))
+ self.assertTrue(n in graph)
+ self.assertTrue(graph.findNode("args") is n)
+ self.assertEqual(n.args, (1, 2, 3))
+ self.assertEqual(n.kwds, {'a':'a', 'b':'b'})
+
+ def testEdges(self):
+ graph = ObjectGraph()
+ n1 = graph.createNode(ArgNode, "n1", 1)
+ n2 = graph.createNode(ArgNode, "n2", 1)
+ n3 = graph.createNode(ArgNode, "n3", 1)
+ n4 = graph.createNode(ArgNode, "n4", 1)
+
+ graph.createReference(n1, n2, "n1-n2")
+ graph.createReference("n1", "n3", "n1-n3")
+ graph.createReference("n2", n3)
+
+ g = graph.graph
+ e = g.edge_by_node("n1", "n2")
+ self.assertTrue(e is not None)
+ self.assertEqual(g.edge_data(e), "n1-n2")
+
+ e = g.edge_by_node("n1", "n3")
+ self.assertTrue(e is not None)
+ self.assertEqual(g.edge_data(e), "n1-n3")
+
+ e = g.edge_by_node("n2", "n3")
+ self.assertTrue(e is not None)
+ self.assertEqual(g.edge_data(e), None)
+
+ e = g.edge_by_node("n1", "n4")
+ self.assertTrue(e is None)
+
+ graph.removeReference(n1, n2)
+ e = g.edge_by_node("n1", "n2")
+ self.assertTrue(e is None)
+
+ graph.removeReference("n1", "n3")
+ e = g.edge_by_node("n1", "n3")
+ self.assertTrue(e is None)
+
+ graph.createReference(n1, n2, "foo")
+ e = g.edge_by_node("n1", "n2")
+ self.assertTrue(e is not None)
+ self.assertEqual(g.edge_data(e), "foo")
+
+
+ def test_flatten(self):
+ graph = ObjectGraph()
+ n1 = graph.createNode(ArgNode, "n1", 1)
+ n2 = graph.createNode(ArgNode, "n2", 2)
+ n3 = graph.createNode(ArgNode, "n3", 3)
+ n4 = graph.createNode(ArgNode, "n4", 4)
+ n5 = graph.createNode(ArgNode, "n5", 5)
+ n6 = graph.createNode(ArgNode, "n6", 6)
+ n7 = graph.createNode(ArgNode, "n7", 7)
+ n8 = graph.createNode(ArgNode, "n8", 8)
+
+ graph.createReference(graph, n1)
+ graph.createReference(graph, n7)
+ graph.createReference(n1, n2)
+ graph.createReference(n1, n4)
+ graph.createReference(n2, n3)
+ graph.createReference(n2, n5)
+ graph.createReference(n5, n6)
+ graph.createReference(n4, n6)
+ graph.createReference(n4, n2)
+
+ self.assertFalse(isinstance(graph.flatten(), list))
+
+ fl = list(graph.flatten())
+ self.assertTrue(n1 in fl)
+ self.assertTrue(n2 in fl)
+ self.assertTrue(n3 in fl)
+ self.assertTrue(n4 in fl)
+ self.assertTrue(n5 in fl)
+ self.assertTrue(n6 in fl)
+ self.assertTrue(n7 in fl)
+ self.assertFalse(n8 in fl)
+
+ fl = list(graph.flatten(start=n2))
+ self.assertFalse(n1 in fl)
+ self.assertTrue(n2 in fl)
+ self.assertTrue(n3 in fl)
+ self.assertFalse(n4 in fl)
+ self.assertTrue(n5 in fl)
+ self.assertTrue(n6 in fl)
+ self.assertFalse(n7 in fl)
+ self.assertFalse(n8 in fl)
+
+ graph.createReference(n1, n5)
+ fl = list(graph.flatten(lambda n: n.args[0] % 2 != 0))
+ self.assertTrue(n1 in fl)
+ self.assertFalse(n2 in fl)
+ self.assertFalse(n3 in fl)
+ self.assertFalse(n4 in fl)
+ self.assertTrue(n5 in fl)
+ self.assertFalse(n6 in fl)
+ self.assertTrue(n7 in fl)
+ self.assertFalse(n8 in fl)
+
+ def test_iter_nodes(self):
+ graph = ObjectGraph()
+ n1 = graph.createNode(ArgNode, "n1", 1)
+ n2 = graph.createNode(ArgNode, "n2", 2)
+ n3 = graph.createNode(ArgNode, "n3", 3)
+ n4 = graph.createNode(ArgNode, "n4", 4)
+ n5 = graph.createNode(ArgNode, "n5", 5)
+ n6 = graph.createNode(ArgNode, "n6", 5)
+
+ nodes = graph.nodes()
+ if sys.version[0] == '2':
+ self.assertTrue(hasattr(nodes, 'next'))
+ else:
+ self.assertTrue(hasattr(nodes, '__next__'))
+ self.assertTrue(hasattr(nodes, '__iter__'))
+
+ nodes = list(nodes)
+ self.assertEqual(len(nodes), 6)
+ self.assertTrue(n1 in nodes)
+ self.assertTrue(n2 in nodes)
+ self.assertTrue(n3 in nodes)
+ self.assertTrue(n4 in nodes)
+ self.assertTrue(n5 in nodes)
+ self.assertTrue(n6 in nodes)
+
+ def test_get_edges(self):
+ graph = ObjectGraph()
+ n1 = graph.createNode(ArgNode, "n1", 1)
+ n2 = graph.createNode(ArgNode, "n2", 2)
+ n3 = graph.createNode(ArgNode, "n3", 3)
+ n4 = graph.createNode(ArgNode, "n4", 4)
+ n5 = graph.createNode(ArgNode, "n5", 5)
+ n6 = graph.createNode(ArgNode, "n6", 5)
+
+ graph.createReference(n1, n2)
+ graph.createReference(n1, n3)
+ graph.createReference(n3, n1)
+ graph.createReference(n5, n1)
+ graph.createReference(n2, n4)
+ graph.createReference(n2, n5)
+ graph.createReference(n6, n2)
+
+ outs, ins = graph.get_edges(n1)
+
+ self.assertFalse(isinstance(outs, list))
+ self.assertFalse(isinstance(ins, list))
+
+ ins = list(ins)
+ outs = list(outs)
+
+
+ self.assertTrue(n1 not in outs)
+ self.assertTrue(n2 in outs)
+ self.assertTrue(n3 in outs)
+ self.assertTrue(n4 not in outs)
+ self.assertTrue(n5 not in outs)
+ self.assertTrue(n6 not in outs)
+
+ self.assertTrue(n1 not in ins)
+ self.assertTrue(n2 not in ins)
+ self.assertTrue(n3 in ins)
+ self.assertTrue(n4 not in ins)
+ self.assertTrue(n5 in ins)
+ self.assertTrue(n6 not in ins)
+
+ def test_filterStack(self):
+ graph = ObjectGraph()
+ n1 = graph.createNode(ArgNode, "n1", 0)
+ n11 = graph.createNode(ArgNode, "n1.1", 1)
+ n12 = graph.createNode(ArgNode, "n1.2", 0)
+ n111 = graph.createNode(ArgNode, "n1.1.1", 0)
+ n112 = graph.createNode(ArgNode, "n1.1.2",2)
+ n2 = graph.createNode(ArgNode, "n2", 0)
+ n3 = graph.createNode(ArgNode, "n2", 0)
+
+ graph.createReference(None, n1)
+ graph.createReference(None, n2)
+ graph.createReference(n1, n11)
+ graph.createReference(n1, n12)
+ graph.createReference(n11, n111)
+ graph.createReference(n11, n112)
+
+ self.assertTrue(n1 in graph)
+ self.assertTrue(n2 in graph)
+ self.assertTrue(n11 in graph)
+ self.assertTrue(n12 in graph)
+ self.assertTrue(n111 in graph)
+ self.assertTrue(n112 in graph)
+ self.assertTrue(n2 in graph)
+ self.assertTrue(n3 in graph)
+
+ visited, removes, orphans = graph.filterStack(
+ [lambda n: n.args[0] != 1, lambda n: n.args[0] != 2])
+
+ self.assertEqual(visited, 6)
+ self.assertEqual(removes, 2)
+ self.assertEqual(orphans, 1)
+
+ e = graph.graph.edge_by_node(n1.graphident, n111.graphident)
+ self.assertEqual(graph.graph.edge_data(e), "orphan")
+
+ self.assertTrue(n1 in graph)
+ self.assertTrue(n2 in graph)
+ self.assertTrue(n11 not in graph)
+ self.assertTrue(n12 in graph)
+ self.assertTrue(n111 in graph)
+ self.assertTrue(n112 not in graph)
+ self.assertTrue(n2 in graph)
+ self.assertTrue(n3 in graph)
+
+
+class TestObjectGraphIO (unittest.TestCase):
+ def setUp(self):
+ self._stdout = sys.stdout
+
+ def tearDown(self):
+ sys.stdout = self._stdout
+
+ def test_msg(self):
+ graph = ObjectGraph()
+
+ sys.stdout = fp = StringIO()
+ graph.msg(0, "foo")
+ self.assertEqual(fp.getvalue(), "foo \n")
+
+ sys.stdout = fp = StringIO()
+ graph.msg(5, "foo")
+ self.assertEqual(fp.getvalue(), "")
+
+ sys.stdout = fp = StringIO()
+ graph.debug = 10
+ graph.msg(5, "foo")
+ self.assertEqual(fp.getvalue(), "foo \n")
+
+ sys.stdout = fp = StringIO()
+ graph.msg(0, "foo", 1, "a")
+ self.assertEqual(fp.getvalue(), "foo 1 'a'\n")
+
+ sys.stdout = fp = StringIO()
+ graph.msgin(0, "hello", "world")
+ graph.msg(0, "test me")
+ graph.msgout(0, "bye bye")
+ self.assertEqual(fp.getvalue(), "hello 'world'\n test me \nbye bye \n")
+
+
+if __name__ == "__main__": # pragma: no cover
+ unittest.main()