test: Ensure that during model field creation, attribute help_text is…

… defined and not empty

ref:  #248 #345 #346

app/app/tests/abstract/models.py

@@ -61,6 +61,75 @@ def test_attribute_type_ordering(self):
 
 
 
+    def test_model_fields_parameter_has_help_text(self):
+        """Test Field called with Parameter
+
+        During field creation, it should have been called with paramater `help_text`
+        """
+
+        fields_have_test_value: bool = True
+
+        for field in self.model._meta.fields:
+
+            print(f'Checking field {field.attname} has attribute "help_text"')
+
+            if not hasattr(field, 'help_text'):
+
+                print(f'    Failure on field {field.attname}')
+
+                fields_have_test_value = False
+
+
+        assert fields_have_test_value
+
+
+    def test_model_fields_parameter_type_help_text(self):
+        """Test Field called with Parameter
+
+        During field creation, paramater `help_text` must be of type str
+        """
+
+        fields_have_test_value: bool = True
+
+        for field in self.model._meta.fields:
+
+            print(f'Checking field {field.attname} is of type str')
+
+            if not type(field.help_text) is str:
+
+                print(f'    Failure on field {field.attname}')
+
+                fields_have_test_value = False
+
+
+        assert fields_have_test_value
+
+
+    def test_model_fields_parameter_not_empty_help_text(self):
+        """Test Field called with Parameter
+
+        During field creation, paramater `help_text` must not be `None` or empty ('')
+        """
+
+        fields_have_test_value: bool = True
+
+        for field in self.model._meta.fields:
+
+            print(f'Checking field {field.attname} is not empty')
+
+            if (
+                field.help_text is not None
+                or field.help_text != ''
+            ):
+
+                print(f'    Failure on field {field.attname}')
+
+                fields_have_test_value = False
+
+
+        assert fields_have_test_value
+
+
 class TenancyModel(
     BaseModel,
     TenancyObjectTestCases,

docs/projects/centurion_erp/development/models.md

@@ -38,7 +38,7 @@ All models must meet the following requirements:
     !!! danger "Requirement"
         Multi-field validation, or validation that requires access to multiple fields must be done within the [form class](./forms.md#requirements).
 
-- contains a `Meta` sub-class with following parameters:
+- contains a `Meta` sub-class with following attributes:
 
     - `verbose_name_plural`