Revert "Reorganization"

This reverts commit f44c888a

state/test/test_read_reverse_dict.py

@@ -0,0 +1,165 @@
+import pytest
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_no_exists(state):
+    l = state.read_reverse_dict(-1, "abc")
+    assert l is None
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_not_found_node(state):
+    a = state.create_node()
+    assert a is not None
+
+    # Passing data is not enforced, as the data will be interpreted if necessary
+    l = state.read_reverse_dict(a, "abc")
+    assert l == []
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_not_found_nodevalue(state):
+    a = state.create_nodevalue(1)
+    assert a is not None
+
+    # Passing data is not enforced, as the data will be interpreted if necessary
+    l = state.read_reverse_dict(a, "abc")
+    assert l == []
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_not_found_edge(state):
+    a = state.create_node()
+    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
+
+    # Passing data is not enforced, as the data will be interpreted if necessary
+    l = state.read_reverse_dict(c, "abc")
+    assert l == []
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_no_primitive(state):
+    a = state.create_node()
+    assert a is not None
+
+    # Passing data is not enforced, as the data will be interpreted if necessary
+    l = state.read_reverse_dict(a, a)
+    assert l == []
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_node_simple(state):
+    a = state.create_node()
+    b = state.create_node()
+    c = state.create_nodevalue("f")
+    d = state.create_edge(a, b)
+    e = state.create_edge(d, 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
+
+    l = state.read_reverse_dict(b, "f")
+    assert set(l) == set([a])
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_no_match(state):
+    a = state.create_node()
+    b = state.create_node()
+    c = state.create_nodevalue("g")
+    d = state.create_edge(a, b)
+    e = state.create_edge(d, 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
+
+    l = state.read_reverse_dict(b, "f")
+    assert l == []
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_node_multi(state):
+    a = state.create_node()
+    b = state.create_node()
+    c = state.create_nodevalue("f")
+    d = state.create_edge(a, b)
+    e = state.create_edge(d, 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
+
+    g = state.create_node()
+    h = state.create_nodevalue("k")
+    i = state.create_edge(a, g)
+    j = state.create_edge(i, h)
+    assert g is not None
+    assert h is not None
+    assert i is not None
+    assert j is not None
+
+    l = state.read_reverse_dict(b, "f")
+    assert set(l) == set([a])
+
+    l = state.read_reverse_dict(g, "k")
+    assert set(l) == set([a])
+
+    l = state.read_reverse_dict(a, "l")
+    assert l == []
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_node_multi_ambiguous(state):
+    a = state.create_node()
+    b = state.create_node()
+    c = state.create_nodevalue("f")
+    d = state.create_edge(b, a)
+    e = state.create_edge(d, 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
+
+    g = state.create_node()
+    h = state.create_nodevalue("f")
+    i = state.create_edge(g, a)
+    j = state.create_edge(i, h)
+    assert g is not None
+    assert h is not None
+    assert i is not None
+    assert j is not None
+
+    l = state.read_reverse_dict(a, "f")
+    assert set(l) == set([b, g])
+
+
+@pytest.mark.usefixtures("state")
+def test_read_reverse_dict_node_uncertain(state):
+    a = state.create_node()
+    b = state.create_node()
+    c = state.create_nodevalue("f")
+    d = state.create_edge(a, b)
+    e = state.create_edge(d, 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
+
+    h = state.create_nodevalue("g")
+    i = state.create_edge(d, h)
+    assert h is not None
+    assert i is not None
+
+    l = state.read_reverse_dict(b, "f")
+    assert set(l) == set([a])