Task 40 - added missing validations (#45)

Co-authored-by: Nargis Sultani <[email protected]>

src/validator/phase_validations.py

@@ -478,13 +478,20 @@ def get_phase_1_and_2_validations_for_lei(lei: str = None):
                     condition_values={"977"},
                 ),
                 SBLCheck(
-                    has_valid_value_count,
+                    has_valid_multi_field_value_count,
                     id="W2006",
-                    name="credit_purpose_ff.invalid_number_of_values",
-                    description="'Other Credit purpose' must not contain more  than one other credit purpose.",
-                    element_wise=True,
-                    min_length=0,
-                    max_length=1,
+                    warning=True,
+                    name="credit_purpose_ff.multi_invalid_number_of_values",
+                    description=(
+                        "'Credit purpose' and 'free-form text field for other credit "
+                        "purpose' combined should not contain more than three values. "
+                        "Code 977 (other), within 'credit purpose', does not count "
+                        "toward the maximum number of values for the purpose of "
+                        "this validation check."
+                    ),
+                    groupby="credit_purpose",
+                    ignored_values={"977"},
+                    max_length=3,
                 ),
             ],
         },
@@ -823,6 +830,22 @@ def get_phase_1_and_2_validations_for_lei(lei: str = None):
                     groupby="denial_reasons",
                     condition_values={"977"},
                 ),
+                SBLCheck(
+                    has_valid_multi_field_value_count,
+                    id="W2013",
+                    warning=True,
+                    name="denial_reasons_ff.multi_invalid_number_of_values",
+                    description=(
+                        "'Denial reason(s)' and 'free-form text field for other "
+                        "denial reason(s)' combined should not contain more than "
+                        "four values. Code 977 (other), within 'Denial reason(s)', "
+                        "does not count toward the maximum number of values for "
+                        "the purpose of this validation check."
+                    ),
+                    groupby="denial_reasons",
+                    ignored_values={"977"},
+                    max_length=4,
+                ),
             ],
         },
         "pricing_interest_rate_type": {