Ignore case from input email (#424)

spec/controllers/api/v1/widget/messages_controller_spec.rb

@@ -79,6 +79,21 @@ RSpec.describe '/api/v1/widget/messages', type: :request do
         message.reload
         expect { contact.reload }.to raise_error(ActiveRecord::RecordNotFound)
       end
+
+      it 'ignores the casing of email, updates message in conversation and deletes the current contact' do
+        message = create(:message, account: account, inbox: web_widget.inbox, conversation: conversation)
+        email = Faker::Internet.email
+        create(:contact, account: account, email: email)
+        contact_params = { email: email.upcase }
+        put api_v1_widget_message_url(message.id),
+            params: { website_token: web_widget.website_token, contact: contact_params },
+            headers: { 'X-Auth-Token' => token },
+            as: :json
+
+        expect(response).to have_http_status(:success)
+        message.reload
+        expect { contact.reload }.to raise_error(ActiveRecord::RecordNotFound)
+      end
     end
   end
 end