1 files changed, 11 insertions, 2 deletions
diff --git a/spec/initializers/8_metrics_spec.rb b/spec/initializers/8_metrics_spec.rb
index 570754621f3..4e6052a9f80 100644
--- a/spec/initializers/8_metrics_spec.rb
+++ b/spec/initializers/8_metrics_spec.rb
@@ -1,16 +1,25 @@
 require 'spec_helper'
-require_relative '../../config/initializers/8_metrics'
 
-describe 'instrument_classes', lib: true do
+describe 'instrument_classes' do
   let(:config) { double(:config) }
 
+  let(:unicorn_sampler) { double(:unicorn_sampler) }
+  let(:influx_sampler) { double(:influx_sampler) }
+
   before do
     allow(config).to receive(:instrument_method)
     allow(config).to receive(:instrument_methods)
+    allow(config).to receive(:instrument_instance_method)
     allow(config).to receive(:instrument_instance_methods)
+    allow(Gitlab::Metrics::UnicornSampler).to receive(:initialize_instance).and_return(unicorn_sampler)
+    allow(Gitlab::Metrics::InfluxSampler).to receive(:initialize_instance).and_return(influx_sampler)
+    allow(unicorn_sampler).to receive(:start)
+    allow(influx_sampler).to receive(:start)
+    allow(Gitlab::Application).to receive(:configure)
   end
 
   it 'can autoload and instrument all files' do
+    require_relative '../../config/initializers/8_metrics'
     expect { instrument_classes(config) }.not_to raise_error
   end
 end