1 files changed, 20 insertions, 3 deletions
diff --git a/spec/services/users/email_verification/generate_token_service_spec.rb b/spec/services/users/email_verification/generate_token_service_spec.rb
index e7aa1bf8306..8b2b57cbf62 100644
--- a/spec/services/users/email_verification/generate_token_service_spec.rb
+++ b/spec/services/users/email_verification/generate_token_service_spec.rb
@@ -2,12 +2,13 @@
 
 require 'spec_helper'
 
-RSpec.describe Users::EmailVerification::GenerateTokenService do
+RSpec.describe Users::EmailVerification::GenerateTokenService, feature_category: :system_access do
   using RSpec::Parameterized::TableSyntax
 
-  let(:service) { described_class.new(attr: attr) }
+  let(:user) { build_stubbed(:user) }
+  let(:service) { described_class.new(attr: attr, user: user) }
   let(:token) { 'token' }
-  let(:digest) { Devise.token_generator.digest(User, attr, token) }
+  let(:digest) { service.send(:digest) }
 
   describe '#execute' do
     context 'with a valid attribute' do
@@ -33,5 +34,21 @@ RSpec.describe Users::EmailVerification::GenerateTokenService do
         expect { service.execute }.to raise_error(ArgumentError, 'Invalid attribute')
       end
     end
+
+    context 'when similar tokens are generated' do
+      let(:attr) { :confirmation_token }
+
+      before do
+        allow_next_instance_of(described_class) do |service|
+          allow(service).to receive(:generate_token).and_return(token)
+        end
+      end
+
+      it 'generates a unique digest' do
+        second_service = described_class.new(attr: attr, user: build_stubbed(:user))
+
+        expect(service.execute[1]).not_to eq(second_service.execute[1])
+      end
+    end
   end
 end