Integrate ActiveModel::ForbiddenAttributesProtection from StrongParameters gem

1 files changed, 32 insertions, 0 deletions

diff --git a/activemodel/test/cases/forbidden_attributes_protection_test.rb b/activemodel/test/cases/forbidden_attributes_protection_test.rb
new file mode 100644
index 0000000000..d3088b4fc2
--- /dev/null
+++ b/activemodel/test/cases/forbidden_attributes_protection_test.rb
@@ -0,0 +1,32 @@
+require 'cases/helper'
+require 'models/mass_assignment_specific'
+
+class ActiveModelMassUpdateProtectionTest < ActiveSupport::TestCase
+  test "forbidden attributes cannot be used for mass updating" do
+    params = { "a" => "b" }
+    class << params
+      define_method(:permitted?) { false }
+    end
+    assert_raises(ActiveModel::ForbiddenAttributes) do
+      SpecialPerson.new.sanitize_for_mass_assignment(params)
+    end
+  end
+
+  test "permitted attributes can be used for mass updating" do
+    params = { "a" => "b" }
+    class << params
+      define_method(:permitted?) { true }
+    end
+    assert_nothing_raised do
+      assert_equal({ "a" => "b" },
+        SpecialPerson.new.sanitize_for_mass_assignment(params))
+    end
+  end
+
+  test "regular attributes should still be allowed" do
+    assert_nothing_raised do
+      assert_equal({ a: "b" },
+        SpecialPerson.new.sanitize_for_mass_assignment(a: "b"))
+    end
+  end
+end