Don’t let domains have none values

app/domains.yml

@@ -223,7 +223,7 @@ acas.org.uk:
   owner: Advisory, Conciliation and Arbitration Service
   crown: true
   agreement_signed: false
-charitycommission.gsi.gov.uk:
+charitycommission.gsi.gov.uk: charitycommission.gov.uk
 charitycommission.gov.uk:
   owner: Charity Commission
   crown: true
@@ -257,7 +257,7 @@ hse.gov.uk:
   owner: Health and Safety Executive
   crown: true
   agreement_signed: false
-hmtreasury.gsi.gov.uk:
+hmtreasury.gsi.gov.uk: hmtreasury.gov.uk
 hmtreasury.gov.uk:
   owner: HM Treasury
   crown: true
@@ -5122,7 +5122,7 @@ wyrebc.gov.uk:
   owner: Wyre Borough Council
   crown: false
   agreement_signed: false
-wyreforestdc.gov.uk:
+wyreforestdc.gov.uk: wyreforest.gov.uk
 wyreforest.gov.uk:
   owner: Wyre Forest District Council
   crown: false

app/utils.py

@@ -563,10 +563,10 @@ class AgreementInfo:
 
     def _get_info(self):
 
-        details = self.domains.get(self._match)
+        details = self.domains.get(self._match, {})
 
-        if isinstance(details, None):
-            raise TypeError('Domain must have details ({})'.format(self._match))
+        if details is None:
+            raise TypeError('Domain must have details ({})'.format(self._domain))
 
         if isinstance(details, str):
             self.is_canonical = False

tests/app/test_utils.py

@@ -403,11 +403,7 @@ def test_validate_government_domain_data():
             True, False, None
         }
 
-        assert (
-            agreement_info.owner is None
-        ) or (
-            isinstance(agreement_info.owner, str)
-        )
+        assert isinstance(agreement_info.owner, str) and agreement_info.owner.strip()
 
         assert agreement_info.agreement_signed in {
             True, False, None