test(itim): Incomplete Model Unit Tests for RequestTicket

ref: #734 #725

app/itim/tests/unit/ticket_request/test_unit_ticket_request_model.py

@@ -0,0 +1,60 @@
+from itim.models.request_ticket import RequestTicket
+from itim.tests.unit.ticket_slm.test_unit_ticket_slm_model import SLMTicketModelInheritedCases
+
+
+
+class RequestTicketModelTestCases(
+    SLMTicketModelInheritedCases,
+):
+
+    kwargs_create_item: dict = {}
+
+    sub_model_type = 'request'
+
+
+    def test_class_inherits_requestticket(self):
+        """ Class inheritence
+
+        TenancyObject must inherit SaveHistory
+        """
+
+        assert issubclass(self.model, RequestTicket)
+
+
+    def test_function_get_ticket_type(self):
+        """Function test
+
+        As this model is intended to be used alone.
+
+        Ensure that function `get_ticket_type` returns `request` for model
+        `RequestTicket`
+        """
+
+        assert self.model().get_ticket_type == 'request'
+
+
+
+class RequestTicketModelInheritedCases(
+    RequestTicketModelTestCases,
+):
+    """Sub-Ticket Test Cases
+
+    Test Cases for Ticket models that inherit from model RequestTicket
+    """
+
+    kwargs_create_item: dict = None
+
+    model = None
+
+    sub_model_type = None
+    """Ticket Sub Model Type
+    
+    Ticket sub-models must have this attribute defined in `ModelNam.Meta.sub_model_type`
+    """
+
+
+class RequestTicketModelPyTest(
+    RequestTicketModelTestCases,
+):
+
+    pass