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-rw-r--r--activemodel/test/cases/mass_assignment_security/permission_set_test.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/activemodel/test/cases/mass_assignment_security/permission_set_test.rb b/activemodel/test/cases/mass_assignment_security/permission_set_test.rb
index d005b638e4..8082c49852 100644
--- a/activemodel/test/cases/mass_assignment_security/permission_set_test.rb
+++ b/activemodel/test/cases/mass_assignment_security/permission_set_test.rb
@@ -13,6 +13,12 @@ class PermissionSetTest < ActiveModel::TestCase
assert new_list.include?('admin'), "did not add collection to #{@permission_list.inspect}}"
end
+ test "+ compacts added collection values" do
+ added_collection = [ nil ]
+ new_list = @permission_list + added_collection
+ assert_equal new_list, @permission_list, "did not add collection to #{@permission_list.inspect}}"
+ end
+
test "include? normalizes multi-parameter keys" do
multi_param_key = 'admin(1)'
new_list = @permission_list += [ 'admin' ]