1 files changed, 59 insertions, 0 deletions
diff --git a/spec/lib/gitlab/service_desk_email_spec.rb b/spec/lib/gitlab/service_desk_email_spec.rb
new file mode 100644
index 00000000000..23e2b2ff3cf
--- /dev/null
+++ b/spec/lib/gitlab/service_desk_email_spec.rb
@@ -0,0 +1,59 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::ServiceDeskEmail do
+  describe '.enabled?' do
+    context 'when service_desk_email is enabled and address is set' do
+      before do
+        stub_service_desk_email_setting(enabled: true, address: 'foo')
+      end
+
+      it 'returns true' do
+        expect(described_class.enabled?).to be_truthy
+      end
+    end
+
+    context 'when service_desk_email is disabled' do
+      before do
+        stub_service_desk_email_setting(enabled: false, address: 'foo')
+      end
+
+      it 'returns false' do
+        expect(described_class.enabled?).to be_falsey
+      end
+    end
+
+    context 'when service desk address is not set' do
+      before do
+        stub_service_desk_email_setting(enabled: true, address: nil)
+      end
+
+      it 'returns false' do
+        expect(described_class.enabled?).to be_falsey
+      end
+    end
+  end
+
+  describe '.key_from_address' do
+    context 'when service desk address is set' do
+      before do
+        stub_service_desk_email_setting(address: 'address+%{key}@example.com')
+      end
+
+      it 'returns key' do
+        expect(described_class.key_from_address('address+key@example.com')).to eq('key')
+      end
+    end
+
+    context 'when service desk address is not set' do
+      before do
+        stub_service_desk_email_setting(address: nil)
+      end
+
+      it 'returns nil' do
+        expect(described_class.key_from_address('address+key@example.com')).to be_nil
+      end
+    end
+  end
+end