Added different queries & unittests

src/cpl_query/tests/models.py

@@ -0,0 +1,12 @@
+class User:
+
+    def __init__(self, name, address):
+        self.name = name
+        self.address = address
+
+
+class Address:
+
+    def __init__(self, street, nr):
+        self.street = street
+        self.nr = nr