Added app labels to related fields checks messages E302-E305.

django/db/models/fields/related.py

@@ -214,14 +214,16 @@ class RelatedField(FieldCacheMixin, Field):
         rel_is_hidden = self.remote_field.is_hidden()
         rel_name = self.remote_field.get_accessor_name()  # i. e. "model_set"
         rel_query_name = self.related_query_name()  # i. e. "model"
-        field_name = "%s.%s" % (opts.object_name, self.name)  # i. e. "Model.field"
+        # i.e. "app_label.Model.field".
+        field_name = '%s.%s' % (opts.label, self.name)
 
         # Check clashes between accessor or reverse query name of `field`
         # and any other field name -- i.e. accessor for Model.foreign is
         # model_set and it clashes with Target.model_set.
         potential_clashes = rel_opts.fields + rel_opts.many_to_many
         for clash_field in potential_clashes:
-            clash_name = "%s.%s" % (rel_opts.object_name, clash_field.name)  # i.e. "Target.model_set"
+            # i.e. "app_label.Target.model_set".
+            clash_name = '%s.%s' % (rel_opts.label, clash_field.name)
             if not rel_is_hidden and clash_field.name == rel_name:
                 errors.append(
                     checks.Error(
@@ -249,9 +251,11 @@ class RelatedField(FieldCacheMixin, Field):
         # Model.m2m accessor.
         potential_clashes = (r for r in rel_opts.related_objects if r.field is not self)
         for clash_field in potential_clashes:
-            clash_name = "%s.%s" % (  # i. e. "Model.m2m"
-                clash_field.related_model._meta.object_name,
-                clash_field.field.name)
+            # i.e. "app_label.Model.m2m".
+            clash_name = '%s.%s' % (
+                clash_field.related_model._meta.label,
+                clash_field.field.name,
+            )
             if not rel_is_hidden and clash_field.get_accessor_name() == rel_name:
                 errors.append(
                     checks.Error(

docs/ref/checks.txt

@@ -239,14 +239,15 @@ Related fields
   either not installed, or is abstract.
 * **fields.E301**: Field defines a relation with the model
   ``<app_label>.<model>`` which has been swapped out.
-* **fields.E302**: Accessor for field ``<model>.<field name>`` clashes with
-  field ``<model>.<field name>``.
-* **fields.E303**: Reverse query name for field ``<model>.<field name>``
-  clashes with field ``<model>.<field name>``.
-* **fields.E304**: Field name ``<model>.<field name>`` clashes with accessor
-  for ``<model>.<field name>``.
-* **fields.E305**: Field name ``<model>.<field name>`` clashes with reverse
-  query name for ``<model>.<field name>``.
+* **fields.E302**: Accessor for field ``<app_label>.<model>.<field name>``
+  clashes with field ``<app_label>.<model>.<field name>``.
+* **fields.E303**: Reverse query name for field
+  ``<app_label>.<model>.<field name>`` clashes with field
+  ``<app_label>.<model>.<field name>``.
+* **fields.E304**: Field name ``<app_label>.<model>.<field name>`` clashes with
+  accessor for ``<app_label>.<model>.<field name>``.
+* **fields.E305**: Field name ``<app_label>.<model>.<field name>`` clashes with
+  reverse query name for ``<app_label>.<model>.<field name>``.
 * **fields.E306**: Related name must be a valid Python identifier or end with
   a ``'+'``.
 * **fields.E307**: The field ``<app label>.<model>.<field name>`` was declared

tests/invalid_models_tests/test_relative_fields.py

@@ -874,10 +874,14 @@ class AccessorClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.rel' clashes with field name 'Target.model_set'.",
-                hint=("Rename field 'Target.model_set', or add/change "
-                      "a related_name argument to the definition "
-                      "for field 'Model.rel'."),
+                "Reverse accessor for 'invalid_models_tests.Model.rel' "
+                "clashes with field name "
+                "'invalid_models_tests.Target.model_set'.",
+                hint=(
+                    "Rename field 'invalid_models_tests.Target.model_set', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.rel'."
+                ),
                 obj=Model._meta.get_field('rel'),
                 id='fields.E302',
             ),
@@ -893,19 +897,25 @@ class AccessorClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.foreign' clashes with reverse accessor for 'Model.m2m'.",
+                "Reverse accessor for 'invalid_models_tests.Model.foreign' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.m2m'.",
                 hint=(
                     "Add or change a related_name argument to the definition "
-                    "for 'Model.foreign' or 'Model.m2m'."
+                    "for 'invalid_models_tests.Model.foreign' or "
+                    "'invalid_models_tests.Model.m2m'."
                 ),
                 obj=Model._meta.get_field('foreign'),
                 id='fields.E304',
             ),
             Error(
-                "Reverse accessor for 'Model.m2m' clashes with reverse accessor for 'Model.foreign'.",
+                "Reverse accessor for 'invalid_models_tests.Model.m2m' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.foreign'.",
                 hint=(
                     "Add or change a related_name argument to the definition "
-                    "for 'Model.m2m' or 'Model.foreign'."
+                    "for 'invalid_models_tests.Model.m2m' or "
+                    "'invalid_models_tests.Model.foreign'."
                 ),
                 obj=Model._meta.get_field('m2m'),
                 id='fields.E304',
@@ -929,10 +939,13 @@ class AccessorClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.children' clashes with field name 'Child.m2m_clash'.",
+                "Reverse accessor for 'invalid_models_tests.Model.children' "
+                "clashes with field name "
+                "'invalid_models_tests.Child.m2m_clash'.",
                 hint=(
-                    "Rename field 'Child.m2m_clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.children'."
+                    "Rename field 'invalid_models_tests.Child.m2m_clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.children'."
                 ),
                 obj=Model._meta.get_field('children'),
                 id='fields.E302',
@@ -1000,10 +1013,12 @@ class ReverseQueryNameClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse query name for 'Model.rel' clashes with field name 'Target.model'.",
+                "Reverse query name for 'invalid_models_tests.Model.rel' "
+                "clashes with field name 'invalid_models_tests.Target.model'.",
                 hint=(
-                    "Rename field 'Target.model', or add/change a related_name "
-                    "argument to the definition for field 'Model.rel'."
+                    "Rename field 'invalid_models_tests.Target.model', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.rel'."
                 ),
                 obj=Model._meta.get_field('rel'),
                 id='fields.E303',
@@ -1056,19 +1071,23 @@ class ExplicitRelatedNameClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.rel' clashes with field name 'Target.clash'.",
+                "Reverse accessor for 'invalid_models_tests.Model.rel' "
+                "clashes with field name 'invalid_models_tests.Target.clash'.",
                 hint=(
-                    "Rename field 'Target.clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.rel'."
+                    "Rename field 'invalid_models_tests.Target.clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.rel'."
                 ),
                 obj=Model._meta.get_field('rel'),
                 id='fields.E302',
             ),
             Error(
-                "Reverse query name for 'Model.rel' clashes with field name 'Target.clash'.",
+                "Reverse query name for 'invalid_models_tests.Model.rel' "
+                "clashes with field name 'invalid_models_tests.Target.clash'.",
                 hint=(
-                    "Rename field 'Target.clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.rel'."
+                    "Rename field 'invalid_models_tests.Target.clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.rel'."
                 ),
                 obj=Model._meta.get_field('rel'),
                 id='fields.E303',
@@ -1162,10 +1181,12 @@ class ExplicitRelatedQueryNameClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse query name for 'Model.rel' clashes with field name 'Target.clash'.",
+                "Reverse query name for 'invalid_models_tests.Model.rel' "
+                "clashes with field name 'invalid_models_tests.Target.clash'.",
                 hint=(
-                    "Rename field 'Target.clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.rel'."
+                    "Rename field 'invalid_models_tests.Target.clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.rel'."
                 ),
                 obj=Model._meta.get_field('rel'),
                 id='fields.E303',
@@ -1183,19 +1204,25 @@ class SelfReferentialM2MClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.first_m2m' clashes with reverse accessor for 'Model.second_m2m'.",
+                "Reverse accessor for 'invalid_models_tests.Model.first_m2m' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.second_m2m'.",
                 hint=(
                     "Add or change a related_name argument to the definition "
-                    "for 'Model.first_m2m' or 'Model.second_m2m'."
+                    "for 'invalid_models_tests.Model.first_m2m' or "
+                    "'invalid_models_tests.Model.second_m2m'."
                 ),
                 obj=Model._meta.get_field('first_m2m'),
                 id='fields.E304',
             ),
             Error(
-                "Reverse accessor for 'Model.second_m2m' clashes with reverse accessor for 'Model.first_m2m'.",
+                "Reverse accessor for 'invalid_models_tests.Model.second_m2m' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.first_m2m'.",
                 hint=(
                     "Add or change a related_name argument to the definition "
-                    "for 'Model.second_m2m' or 'Model.first_m2m'."
+                    "for 'invalid_models_tests.Model.second_m2m' or "
+                    "'invalid_models_tests.Model.first_m2m'."
                 ),
                 obj=Model._meta.get_field('second_m2m'),
                 id='fields.E304',
@@ -1208,10 +1235,13 @@ class SelfReferentialM2MClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.model_set' clashes with field name 'Model.model_set'.",
+                "Reverse accessor for 'invalid_models_tests.Model.model_set' "
+                "clashes with field name "
+                "'invalid_models_tests.Model.model_set'.",
                 hint=(
-                    "Rename field 'Model.model_set', or add/change a related_name "
-                    "argument to the definition for field 'Model.model_set'."
+                    "Rename field 'invalid_models_tests.Model.model_set', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.model_set'."
                 ),
                 obj=Model._meta.get_field('model_set'),
                 id='fields.E302',
@@ -1224,10 +1254,12 @@ class SelfReferentialM2MClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse query name for 'Model.model' clashes with field name 'Model.model'.",
+                "Reverse query name for 'invalid_models_tests.Model.model' "
+                "clashes with field name 'invalid_models_tests.Model.model'.",
                 hint=(
-                    "Rename field 'Model.model', or add/change a related_name "
-                    "argument to the definition for field 'Model.model'."
+                    "Rename field 'invalid_models_tests.Model.model', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.model'."
                 ),
                 obj=Model._meta.get_field('model'),
                 id='fields.E303',
@@ -1241,19 +1273,23 @@ class SelfReferentialM2MClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.m2m' clashes with field name 'Model.clash'.",
+                "Reverse accessor for 'invalid_models_tests.Model.m2m' "
+                "clashes with field name 'invalid_models_tests.Model.clash'.",
                 hint=(
-                    "Rename field 'Model.clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.m2m'."
+                    "Rename field 'invalid_models_tests.Model.clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.m2m'."
                 ),
                 obj=Model._meta.get_field('m2m'),
                 id='fields.E302',
             ),
             Error(
-                "Reverse query name for 'Model.m2m' clashes with field name 'Model.clash'.",
+                "Reverse query name for 'invalid_models_tests.Model.m2m' "
+                "clashes with field name 'invalid_models_tests.Model.clash'.",
                 hint=(
-                    "Rename field 'Model.clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.m2m'."
+                    "Rename field 'invalid_models_tests.Model.clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.m2m'."
                 ),
                 obj=Model._meta.get_field('m2m'),
                 id='fields.E303',
@@ -1277,11 +1313,13 @@ class SelfReferentialFKClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.model_set' clashes with field name 'Model.model_set'.",
+                "Reverse accessor for 'invalid_models_tests.Model.model_set' "
+                "clashes with field name "
+                "'invalid_models_tests.Model.model_set'.",
                 hint=(
-                    "Rename field 'Model.model_set', or add/change "
-                    "a related_name argument to the definition "
-                    "for field 'Model.model_set'."
+                    "Rename field 'invalid_models_tests.Model.model_set', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.model_set'."
                 ),
                 obj=Model._meta.get_field('model_set'),
                 id='fields.E302',
@@ -1294,10 +1332,12 @@ class SelfReferentialFKClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse query name for 'Model.model' clashes with field name 'Model.model'.",
+                "Reverse query name for 'invalid_models_tests.Model.model' "
+                "clashes with field name 'invalid_models_tests.Model.model'.",
                 hint=(
-                    "Rename field 'Model.model', or add/change a related_name "
-                    "argument to the definition for field 'Model.model'."
+                    "Rename field 'invalid_models_tests.Model.model', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.model'."
                 ),
                 obj=Model._meta.get_field('model'),
                 id='fields.E303',
@@ -1311,19 +1351,23 @@ class SelfReferentialFKClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.foreign' clashes with field name 'Model.clash'.",
+                "Reverse accessor for 'invalid_models_tests.Model.foreign' "
+                "clashes with field name 'invalid_models_tests.Model.clash'.",
                 hint=(
-                    "Rename field 'Model.clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.foreign'."
+                    "Rename field 'invalid_models_tests.Model.clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.foreign'."
                 ),
                 obj=Model._meta.get_field('foreign'),
                 id='fields.E302',
             ),
             Error(
-                "Reverse query name for 'Model.foreign' clashes with field name 'Model.clash'.",
+                "Reverse query name for 'invalid_models_tests.Model.foreign' "
+                "clashes with field name 'invalid_models_tests.Model.clash'.",
                 hint=(
-                    "Rename field 'Model.clash', or add/change a related_name "
-                    "argument to the definition for field 'Model.foreign'."
+                    "Rename field 'invalid_models_tests.Model.clash', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.foreign'."
                 ),
                 obj=Model._meta.get_field('foreign'),
                 id='fields.E303',
@@ -1355,89 +1399,144 @@ class ComplexClashTests(SimpleTestCase):
 
         self.assertEqual(Model.check(), [
             Error(
-                "Reverse accessor for 'Model.foreign_1' clashes with field name 'Target.id'.",
-                hint=("Rename field 'Target.id', or add/change a related_name "
-                      "argument to the definition for field 'Model.foreign_1'."),
+                "Reverse accessor for 'invalid_models_tests.Model.foreign_1' "
+                "clashes with field name 'invalid_models_tests.Target.id'.",
+                hint=(
+                    "Rename field 'invalid_models_tests.Target.id', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.foreign_1'."
+                ),
                 obj=Model._meta.get_field('foreign_1'),
                 id='fields.E302',
             ),
             Error(
-                "Reverse query name for 'Model.foreign_1' clashes with field name 'Target.id'.",
-                hint=("Rename field 'Target.id', or add/change a related_name "
-                      "argument to the definition for field 'Model.foreign_1'."),
+                "Reverse query name for 'invalid_models_tests.Model.foreign_1' "
+                "clashes with field name 'invalid_models_tests.Target.id'.",
+                hint=(
+                    "Rename field 'invalid_models_tests.Target.id', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.foreign_1'."
+                ),
                 obj=Model._meta.get_field('foreign_1'),
                 id='fields.E303',
             ),
             Error(
-                "Reverse accessor for 'Model.foreign_1' clashes with reverse accessor for 'Model.m2m_1'.",
-                hint=("Add or change a related_name argument to "
-                      "the definition for 'Model.foreign_1' or 'Model.m2m_1'."),
+                "Reverse accessor for 'invalid_models_tests.Model.foreign_1' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.m2m_1'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.foreign_1' or "
+                    "'invalid_models_tests.Model.m2m_1'."
+                ),
                 obj=Model._meta.get_field('foreign_1'),
                 id='fields.E304',
             ),
             Error(
-                "Reverse query name for 'Model.foreign_1' clashes with reverse query name for 'Model.m2m_1'.",
-                hint=("Add or change a related_name argument to "
-                      "the definition for 'Model.foreign_1' or 'Model.m2m_1'."),
+                "Reverse query name for 'invalid_models_tests.Model.foreign_1' "
+                "clashes with reverse query name for "
+                "'invalid_models_tests.Model.m2m_1'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.foreign_1' or "
+                    "'invalid_models_tests.Model.m2m_1'."
+                ),
                 obj=Model._meta.get_field('foreign_1'),
                 id='fields.E305',
             ),
 
             Error(
-                "Reverse accessor for 'Model.foreign_2' clashes with reverse accessor for 'Model.m2m_2'.",
-                hint=("Add or change a related_name argument "
-                      "to the definition for 'Model.foreign_2' or 'Model.m2m_2'."),
+                "Reverse accessor for 'invalid_models_tests.Model.foreign_2' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.m2m_2'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.foreign_2' or "
+                    "'invalid_models_tests.Model.m2m_2'."
+                ),
                 obj=Model._meta.get_field('foreign_2'),
                 id='fields.E304',
             ),
             Error(
-                "Reverse query name for 'Model.foreign_2' clashes with reverse query name for 'Model.m2m_2'.",
-                hint=("Add or change a related_name argument to "
-                      "the definition for 'Model.foreign_2' or 'Model.m2m_2'."),
+                "Reverse query name for 'invalid_models_tests.Model.foreign_2' "
+                "clashes with reverse query name for "
+                "'invalid_models_tests.Model.m2m_2'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.foreign_2' or "
+                    "'invalid_models_tests.Model.m2m_2'."
+                ),
                 obj=Model._meta.get_field('foreign_2'),
                 id='fields.E305',
             ),
 
             Error(
-                "Reverse accessor for 'Model.m2m_1' clashes with field name 'Target.id'.",
-                hint=("Rename field 'Target.id', or add/change a related_name "
-                      "argument to the definition for field 'Model.m2m_1'."),
+                "Reverse accessor for 'invalid_models_tests.Model.m2m_1' "
+                "clashes with field name 'invalid_models_tests.Target.id'.",
+                hint=(
+                    "Rename field 'invalid_models_tests.Target.id', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.m2m_1'."
+                ),
                 obj=Model._meta.get_field('m2m_1'),
                 id='fields.E302',
             ),
             Error(
-                "Reverse query name for 'Model.m2m_1' clashes with field name 'Target.id'.",
-                hint=("Rename field 'Target.id', or add/change a related_name "
-                      "argument to the definition for field 'Model.m2m_1'."),
+                "Reverse query name for 'invalid_models_tests.Model.m2m_1' "
+                "clashes with field name 'invalid_models_tests.Target.id'.",
+                hint=(
+                    "Rename field 'invalid_models_tests.Target.id', or "
+                    "add/change a related_name argument to the definition for "
+                    "field 'invalid_models_tests.Model.m2m_1'."
+                ),
                 obj=Model._meta.get_field('m2m_1'),
                 id='fields.E303',
             ),
             Error(
-                "Reverse accessor for 'Model.m2m_1' clashes with reverse accessor for 'Model.foreign_1'.",
-                hint=("Add or change a related_name argument to the definition "
-                      "for 'Model.m2m_1' or 'Model.foreign_1'."),
+                "Reverse accessor for 'invalid_models_tests.Model.m2m_1' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.foreign_1'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.m2m_1' or "
+                    "'invalid_models_tests.Model.foreign_1'."
+                ),
                 obj=Model._meta.get_field('m2m_1'),
                 id='fields.E304',
             ),
             Error(
-                "Reverse query name for 'Model.m2m_1' clashes with reverse query name for 'Model.foreign_1'.",
-                hint=("Add or change a related_name argument to "
-                      "the definition for 'Model.m2m_1' or 'Model.foreign_1'."),
+                "Reverse query name for 'invalid_models_tests.Model.m2m_1' "
+                "clashes with reverse query name for "
+                "'invalid_models_tests.Model.foreign_1'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.m2m_1' or "
+                    "'invalid_models_tests.Model.foreign_1'."
+                ),
                 obj=Model._meta.get_field('m2m_1'),
                 id='fields.E305',
             ),
-
             Error(
-                "Reverse accessor for 'Model.m2m_2' clashes with reverse accessor for 'Model.foreign_2'.",
-                hint=("Add or change a related_name argument to the definition "
-                      "for 'Model.m2m_2' or 'Model.foreign_2'."),
+                "Reverse accessor for 'invalid_models_tests.Model.m2m_2' "
+                "clashes with reverse accessor for "
+                "'invalid_models_tests.Model.foreign_2'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.m2m_2' or "
+                    "'invalid_models_tests.Model.foreign_2'."
+                ),
                 obj=Model._meta.get_field('m2m_2'),
                 id='fields.E304',
             ),
             Error(
-                "Reverse query name for 'Model.m2m_2' clashes with reverse query name for 'Model.foreign_2'.",
-                hint=("Add or change a related_name argument to the definition "
-                      "for 'Model.m2m_2' or 'Model.foreign_2'."),
+                "Reverse query name for 'invalid_models_tests.Model.m2m_2' "
+                "clashes with reverse query name for "
+                "'invalid_models_tests.Model.foreign_2'.",
+                hint=(
+                    "Add or change a related_name argument to the definition "
+                    "for 'invalid_models_tests.Model.m2m_2' or "
+                    "'invalid_models_tests.Model.foreign_2'."
+                ),
                 obj=Model._meta.get_field('m2m_2'),
                 id='fields.E305',
             ),
@@ -1458,11 +1557,13 @@ class ComplexClashTests(SimpleTestCase):
         ]
         self.assertEqual(Child.check(), [
             Error(
-                "Reverse %s for 'Child.%s' clashes with reverse %s for "
-                "'Child.%s'." % (attr, field_name, attr, clash_name),
+                "Reverse %s for 'invalid_models_tests.Child.%s' clashes with "
+                "reverse %s for 'invalid_models_tests.Child.%s'."
+                % (attr, field_name, attr, clash_name),
                 hint=(
                     "Add or change a related_name argument to the definition "
-                    "for 'Child.%s' or 'Child.%s'." % (field_name, clash_name)
+                    "for 'invalid_models_tests.Child.%s' or "
+                    "'invalid_models_tests.Child.%s'." % (field_name, clash_name)
                 ),
                 obj=Child._meta.get_field(field_name),
                 id=error_id,

tests/model_inheritance/test_abstract_inheritance.py

@@ -225,19 +225,24 @@ class AbstractInheritanceTests(SimpleTestCase):
             Foo._meta.get_field('foo').check(),
             [
                 Error(
-                    "Reverse accessor for 'Foo.foo' clashes with field name 'Descendant.foo'.",
+                    "Reverse accessor for 'model_inheritance.Foo.foo' clashes "
+                    "with field name 'model_inheritance.Descendant.foo'.",
                     hint=(
-                        "Rename field 'Descendant.foo', or add/change a related_name "
-                        "argument to the definition for field 'Foo.foo'."
+                        "Rename field 'model_inheritance.Descendant.foo', or "
+                        "add/change a related_name argument to the definition "
+                        "for field 'model_inheritance.Foo.foo'."
                     ),
                     obj=Foo._meta.get_field('foo'),
                     id='fields.E302',
                 ),
                 Error(
-                    "Reverse query name for 'Foo.foo' clashes with field name 'Descendant.foo'.",
+                    "Reverse query name for 'model_inheritance.Foo.foo' "
+                    "clashes with field name "
+                    "'model_inheritance.Descendant.foo'.",
                     hint=(
-                        "Rename field 'Descendant.foo', or add/change a related_name "
-                        "argument to the definition for field 'Foo.foo'."
+                        "Rename field 'model_inheritance.Descendant.foo', or "
+                        "add/change a related_name argument to the definition "
+                        "for field 'model_inheritance.Foo.foo'."
                     ),
                     obj=Foo._meta.get_field('foo'),
                     id='fields.E303',