Merge pull request #22610 from KevinSjoberg/feature/array-member-incl…

…usion

Validate inclusion of each object in an array

activemodel/lib/active_model/validations/clusivity.rb

@@ -24,7 +24,11 @@ def include?(record, value)
           delimiter
         end
 
-        members.send(inclusion_method(members), value)
+        if value.is_a?(Array)
+          value.all? { |v| members.send(inclusion_method(members), v) }
+        else
+          members.send(inclusion_method(members), value)
+        end
       end
 
       def delimiter

activemodel/test/cases/validations/inclusion_validation_test.rb

@@ -157,4 +157,21 @@ def p.available_karmas
   ensure
     Person.clear_validators!
   end
+
+  def test_validates_inclusion_of_with_array_value
+    Person.validates_inclusion_of :karma, in: %w( abe monkey )
+
+    p = Person.new
+    p.karma = %w(Lifo monkey)
+
+    assert p.invalid?
+    assert_equal ["is not included in the list"], p.errors[:karma]
+
+    p = Person.new
+    p.karma = %w(abe monkey)
+
+    assert p.valid?
+  ensure
+    Person.clear_validators!
+  end
 end