Added first version of DebugManager. Implemented draft of the rule engine

tests/sdp/test_sheerkaDataProvider.py

@@ -242,8 +242,10 @@ def test_i_can_load_an_entry(root):
         transaction.add("entry", "key2", "bar")
         transaction.add("entry", "key3", "baz")
 
-    load_entry = sdp.get("entry")
+    item = sdp.get("entry", "key1")
+    assert item == "foo"
 
+    load_entry = sdp.get("entry")
     assert load_entry == {
         "key1": "foo",
         "key2": "bar",
@@ -369,6 +371,11 @@ def test_i_can_add_an_object_and_save_it_as_a_reference(root):
     assert sdp.get("entry", "key2") == [ObjNoKey("a", "b"), ObjNoKey("c", "d")]
     assert sdp.get("entry", "key3") == {ObjNoKey("a", "b"), ObjNoKey("c", "d")}
 
+    # I can ask for the whole entry
+    assert sdp.get("entry") == {"key1": ObjNoKey("a", "b"),
+                                "key2": [ObjNoKey("a", "b"), ObjNoKey("c", "d")],
+                                "key3": {ObjNoKey("a", "b"), ObjNoKey("c", "d")}}
+
     state = sdp.load_state(sdp.get_snapshot(SheerkaDataProvider.HeadFile))
     assert state.data == {
         "entry": {'key1': '##REF##:8fac7e801d08361c3449c594b4261ab9c45ef47f1a08df68eb717db2b6919774',