Fix integration specs for tracing

lib/gitlab/ci/ansi2html.rb

@@ -155,7 +155,9 @@ module Gitlab
 
           stream.each_line do |line|
             s = StringScanner.new(line)
+
             until s.eos?
+
               if s.scan(Gitlab::Regex.build_trace_section_regex)
                 handle_section(s)
               elsif s.scan(/\e([@-_])(.*?)([@-~])/)

spec/controllers/projects/jobs_controller_spec.rb

@@ -540,7 +540,7 @@ describe Projects::JobsController, :clean_gitlab_redis_shared_state do
         expect(response).to have_gitlab_http_status(:ok)
         expect(json_response['id']).to eq job.id
         expect(json_response['status']).to eq job.status
-        expect(json_response['html']).to eq('BUILD TRACE')
+        expect(json_response['html']).to eq('<span class="">BUILD TRACE</span>')
       end
     end
 

spec/support/shared_examples/ci_trace_shared_examples.rb

@@ -5,11 +5,11 @@ shared_examples_for 'common trace features' do
     end
 
     it "returns formatted html" do
-      expect(trace.html).to eq("12<br>34")
+      expect(trace.html).to eq("<span class=\"\">12<br/><span class=\"\">34</span></span>")
     end
 
     it "returns last line of formatted html" do
-      expect(trace.html(last_lines: 1)).to eq("34")
+      expect(trace.html(last_lines: 1)).to eq("<span class=\"\">34</span>")
     end
   end