1 files changed, 14 insertions, 4 deletions
diff --git a/spec/models/ci/build_runner_session_spec.rb b/spec/models/ci/build_runner_session_spec.rb
index 35622366829..e51fd009f50 100644
--- a/spec/models/ci/build_runner_session_spec.rb
+++ b/spec/models/ci/build_runner_session_spec.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'spec_helper'
 
 describe Ci::BuildRunnerSession, model: true do
@@ -11,25 +13,33 @@ describe Ci::BuildRunnerSession, model: true do
   it { is_expected.to validate_presence_of(:url).with_message('must be a valid URL') }
 
   describe '#terminal_specification' do
-    let(:terminal_specification) { subject.terminal_specification }
+    let(:specification) { subject.terminal_specification }
+
+    it 'returns terminal.gitlab.com protocol' do
+      expect(specification[:subprotocols]).to eq ['terminal.gitlab.com']
+    end
+
+    it 'returns a wss url' do
+      expect(specification[:url]).to start_with('wss://')
+    end
 
     it 'returns empty hash if no url' do
       subject.url = ''
 
-      expect(terminal_specification).to be_empty
+      expect(specification).to be_empty
     end
 
     context 'when url is present' do
       it 'returns ca_pem nil if empty certificate' do
         subject.certificate = ''
 
-        expect(terminal_specification[:ca_pem]).to be_nil
+        expect(specification[:ca_pem]).to be_nil
       end
 
       it 'adds Authorization header if authorization is present' do
         subject.authorization = 'whatever'
 
-        expect(terminal_specification[:headers]).to include(Authorization: ['whatever'])
+        expect(specification[:headers]).to include(Authorization: ['whatever'])
       end
     end
   end