Reorganization

services/bottom/test/test_delete_edge.py

@@ -0,0 +1,396 @@
+import pytest
+
+
+@pytest.mark.usefixtures("state")
+def test_delete_edge_no_exists(state):
+    e = state.delete_edge(1)
+    assert e is None
+
+
+@pytest.mark.usefixtures("state")
+def test_delete_edge_node(state):
+    a = state.create_node()
+    assert a is not None
+
+    e = state.delete_edge(a)
+    assert e is None
+
+
+@pytest.mark.usefixtures("state")
+def test_delete_edge_nodevalue(state):
+    a = state.create_nodevalue(1)
+    assert a is not None
+
+    e = state.delete_edge(a)
+    assert e is None
+
+
+@pytest.mark.usefixtures("state")
+def test_delete_edge_normal(state):
+    a = state.create_nodevalue(1)
+    b = state.create_node()
+    c = state.create_edge(a, b)
+    assert a is not None
+    assert b is not None
+    assert c is not None
+
+    n = state.delete_edge(c)
+    assert n is None
+
+    l = state.read_outgoing(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_outgoing(b)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(b)
+    assert l is not None
+    assert set(l) == set([])
+
+
+@pytest.mark.usefixtures("state")
+def test_delete_edge_remove_recursive(state):
+    a = state.create_nodevalue(1)
+    b = state.create_node()
+    c = state.create_edge(a, b)
+    d = state.create_edge(c, b)
+    assert a is not None
+    assert b is not None
+    assert c is not None
+    assert d is not None
+
+    n = state.delete_edge(c)
+    assert n is None
+
+    l = state.read_value(a)
+    assert l == 1
+
+    l = state.read_outgoing(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(c)
+    assert s is None
+    assert t is None
+
+    s, t = state.read_edge(d)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(b)
+    assert l is not None
+    assert set(l) == set([])
+
+
+@pytest.mark.usefixtures("state")
+def test_delete_edge_remove_edge_recursive_deep(state):
+    a = state.create_node()
+    b = state.create_node()
+    c = state.create_node()
+    d = state.create_edge(a, b)
+    e = state.create_edge(d, c)
+    f = state.create_node()
+    g = state.create_edge(f, e)
+    h = state.create_edge(b, c)
+    assert a is not None
+    assert b is not None
+    assert c is not None
+    assert d is not None
+    assert e is not None
+    assert f is not None
+    assert g is not None
+    assert h is not None
+
+    n = state.delete_edge(d)
+    assert n is None
+
+    l = state.read_outgoing(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_outgoing(b)
+    assert l is not None
+    assert set(l) == set([h])
+
+    l = state.read_incoming(b)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_outgoing(c)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(c)
+    assert l is not None
+    assert set(l) == set([h])
+
+    s, t = state.read_edge(d)
+    assert s is None
+    assert t is None
+
+    s, t = state.read_edge(e)
+    assert s is None
+    assert t is None
+
+    s, t = state.read_edge(g)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(h)
+    assert s == b
+    assert t == c
+
+
+@pytest.mark.usefixtures("state")
+def test_delete_edge_remove_edge_recursive_steps(state):
+    a = state.create_node()
+    b = state.create_node()
+    c = state.create_node()
+    d = state.create_edge(a, b)
+    e = state.create_edge(d, c)
+    f = state.create_node()
+    g = state.create_edge(f, e)
+    h = state.create_edge(b, c)
+    assert a is not None
+    assert b is not None
+    assert c is not None
+    assert d is not None
+    assert e is not None
+    assert f is not None
+    assert g is not None
+    assert h is not None
+
+    n = state.delete_edge(g)
+    assert n is None
+
+    l = state.read_outgoing(a)
+    assert l is not None
+    assert set(l) == set([d])
+
+    l = state.read_incoming(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_outgoing(b)
+    assert l is not None
+    assert set(l) == set([h])
+
+    l = state.read_incoming(b)
+    assert l is not None
+    assert set(l) == set([d])
+
+    l = state.read_outgoing(c)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(c)
+    assert l is not None
+    assert set(l) == set([h, e])
+
+    s, t = state.read_edge(d)
+    assert s == a
+    assert t == b
+
+    l = state.read_outgoing(d)
+    assert l is not None
+    assert set(l) == set([e])
+
+    l = state.read_incoming(d)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(e)
+    assert s == d
+    assert t == c
+
+    l = state.read_outgoing(e)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(e)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(g)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(g)
+    assert l is None
+
+    l = state.read_incoming(g)
+    assert l is None
+
+    l = state.read_outgoing(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(h)
+    assert s == b
+    assert t == c
+
+    n = state.delete_edge(e)
+    assert n is None
+
+    l = state.read_outgoing(a)
+    assert l is not None
+    assert set(l) == set([d])
+
+    l = state.read_incoming(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_outgoing(b)
+    assert l is not None
+    assert set(l) == set([h])
+
+    l = state.read_incoming(b)
+    assert l is not None
+    assert set(l) == set([d])
+
+    l = state.read_outgoing(c)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(c)
+    assert l is not None
+    assert set(l) == set([h])
+
+    s, t = state.read_edge(d)
+    assert s == a
+    assert t == b
+
+    l = state.read_outgoing(d)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(d)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(e)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(e)
+    assert l is None
+
+    l = state.read_incoming(e)
+    assert l is None
+
+    s, t = state.read_edge(g)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(g)
+    assert l is None
+
+    l = state.read_incoming(g)
+    assert l is None
+
+    l = state.read_outgoing(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(h)
+    assert s == b
+    assert t == c
+
+    n = state.delete_edge(d)
+    assert n is None
+
+    l = state.read_outgoing(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(a)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_outgoing(b)
+    assert l is not None
+    assert set(l) == set([h])
+
+    l = state.read_incoming(b)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_outgoing(c)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(c)
+    assert l is not None
+    assert set(l) == set([h])
+
+    s, t = state.read_edge(d)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(d)
+    assert l is None
+
+    l = state.read_incoming(d)
+    assert l is None
+
+    s, t = state.read_edge(e)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(e)
+    assert l is None
+
+    l = state.read_incoming(e)
+    assert l is None
+
+    s, t = state.read_edge(g)
+    assert s is None
+    assert t is None
+
+    l = state.read_outgoing(g)
+    assert l == None
+
+    l = state.read_incoming(g)
+    assert l == None
+
+    l = state.read_outgoing(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    l = state.read_incoming(f)
+    assert l is not None
+    assert set(l) == set([])
+
+    s, t = state.read_edge(h)
+    assert s == b
+    assert t == c