4 files changed, 39 insertions, 0 deletions
diff --git a/spec/models/diff_note_spec.rb b/spec/models/diff_note_spec.rb
index 2731eadecc0..11652d9841b 100644
--- a/spec/models/diff_note_spec.rb
+++ b/spec/models/diff_note_spec.rb
@@ -552,4 +552,10 @@ RSpec.describe DiffNote do
       expect(subject.on_image?).to be_truthy
     end
   end
+
+  describe '#to_ability_name' do
+    subject { described_class.new.to_ability_name }
+
+    it { is_expected.to eq('note') }
+  end
 end
diff --git a/spec/models/discussion_note_spec.rb b/spec/models/discussion_note_spec.rb
new file mode 100644
index 00000000000..6e1b39cc438
--- /dev/null
+++ b/spec/models/discussion_note_spec.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe DiscussionNote do
+  describe '#to_ability_name' do
+    subject { described_class.new.to_ability_name }
+
+    it { is_expected.to eq('note') }
+  end
+end
diff --git a/spec/models/legacy_diff_note_spec.rb b/spec/models/legacy_diff_note_spec.rb
new file mode 100644
index 00000000000..ee3bbf186b9
--- /dev/null
+++ b/spec/models/legacy_diff_note_spec.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe LegacyDiffNote do
+  describe '#to_ability_name' do
+    subject { described_class.new.to_ability_name }
+
+    it { is_expected.to eq('note') }
+  end
+end
diff --git a/spec/models/synthetic_note_spec.rb b/spec/models/synthetic_note_spec.rb
new file mode 100644
index 00000000000..55fa4f7c33d
--- /dev/null
+++ b/spec/models/synthetic_note_spec.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe SyntheticNote do
+  describe '#to_ability_name' do
+    subject { described_class.new.to_ability_name }
+
+    it { is_expected.to eq('note') }
+  end
+end