test(job_start_log): new tests for job_start_log configuration

spec/sidekiq/logstash_spec.rb

@@ -51,4 +51,33 @@
       expect(log_job['args'][2]).to include('[ENCRYPTED]')
     end
   end
+
+  context 'enable job_start_log' do
+    it 'generates log with job_status=started' do
+      buffer = StringIO.new
+      Sidekiq.logger = Logger.new(buffer)
+
+      Sidekiq::Logstash.configure do |config|
+        config.job_start_log = true
+      end
+
+      log_job = Sidekiq::LogstashJobLogger.new.log_job(job, Time.now.utc, exc = nil, start = true)
+
+      expect(log_job['job_status']).to eq('started')
+    end
+
+    it 'logs both the starting and finished logs' do
+      buffer = StringIO.new
+      Sidekiq.logger = Logger.new(buffer)
+
+      Sidekiq::Logstash.configure do |config|
+        config.job_start_log = true
+      end
+
+      log_job = Sidekiq::LogstashJobLogger.new.call(job, :default) {}
+
+      expect(buffer.string).to include('"job_status"=>"started"')
+      expect(buffer.string).to include('"job_status"=>"done"')
+    end
+  end
 end