1 files changed, 51 insertions, 0 deletions
diff --git a/spec/lib/gitlab/tracking/destinations/snowplow_micro_spec.rb b/spec/lib/gitlab/tracking/destinations/snowplow_micro_spec.rb
new file mode 100644
index 00000000000..6004698d092
--- /dev/null
+++ b/spec/lib/gitlab/tracking/destinations/snowplow_micro_spec.rb
@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::Tracking::Destinations::SnowplowMicro do
+  include StubENV
+
+  before do
+    stub_application_setting(snowplow_enabled: true)
+    stub_env('SNOWPLOW_MICRO_ENABLE', '1')
+    allow(Rails.env).to receive(:development?).and_return(true)
+  end
+
+  describe '#hostname' do
+    context 'when SNOWPLOW_MICRO_URI is set' do
+      before do
+        stub_env('SNOWPLOW_MICRO_URI', 'http://gdk.test:9091')
+      end
+
+      it 'returns hostname URI part' do
+        expect(subject.hostname).to eq('gdk.test:9091')
+      end
+    end
+
+    context 'when SNOWPLOW_MICRO_URI is without protocol' do
+      before do
+        stub_env('SNOWPLOW_MICRO_URI', 'gdk.test:9091')
+      end
+
+      it 'returns hostname URI part' do
+        expect(subject.hostname).to eq('gdk.test:9091')
+      end
+    end
+
+    context 'when SNOWPLOW_MICRO_URI is hostname only' do
+      before do
+        stub_env('SNOWPLOW_MICRO_URI', 'uriwithoutport')
+      end
+
+      it 'returns hostname URI with default HTTP port' do
+        expect(subject.hostname).to eq('uriwithoutport:80')
+      end
+    end
+
+    context 'when SNOWPLOW_MICRO_URI is not set' do
+      it 'returns localhost hostname' do
+        expect(subject.hostname).to eq('localhost:9090')
+      end
+    end
+  end
+end