Serializers spec coverage (#24017)

spec/serializers/rest/suggestion_serializer_spec.rb

@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe REST::SuggestionSerializer do
+  let(:serialization) do
+    JSON.parse(
+      ActiveModelSerializers::SerializableResource.new(
+        record, serializer: described_class
+      ).to_json
+    )
+  end
+  let(:record) do
+    AccountSuggestions::Suggestion.new(
+      account: account,
+      source: 'SuggestionSource'
+    )
+  end
+  let(:account) { Fabricate(:account) }
+
+  describe 'account' do
+    it 'returns the associated account' do
+      expect(serialization['account']['id']).to eq(account.id.to_s)
+    end
+  end
+end