1 files changed, 31 insertions, 2 deletions

diff --git a/spec/frontend/tracking_spec.js b/spec/frontend/tracking_spec.js
index f3233bcd771..b59c3cda055 100644
--- a/spec/frontend/tracking_spec.js
+++ b/spec/frontend/tracking_spec.js
@@ -1,10 +1,13 @@
 import { setHTMLFixture } from 'helpers/fixtures';
 import { TRACKING_CONTEXT_SCHEMA } from '~/experimentation/constants';
-import { getExperimentData } from '~/experimentation/utils';
+import { getExperimentData, getAllExperimentContexts } from '~/experimentation/utils';
 import Tracking, { initUserTracking, initDefaultTrackers } from '~/tracking';
 import getStandardContext from '~/tracking/get_standard_context';
 
-jest.mock('~/experimentation/utils', () => ({ getExperimentData: jest.fn() }));
+jest.mock('~/experimentation/utils', () => ({
+  getExperimentData: jest.fn(),
+  getAllExperimentContexts: jest.fn(),
+}));
 
 describe('Tracking', () => {
   let standardContext;
@@ -29,6 +32,7 @@ describe('Tracking', () => {
 
   beforeEach(() => {
     getExperimentData.mockReturnValue(undefined);
+    getAllExperimentContexts.mockReturnValue([]);
 
     window.snowplow = window.snowplow || (() => {});
     window.snowplowOptions = {
@@ -100,6 +104,31 @@ describe('Tracking', () => {
       initDefaultTrackers();
       expect(trackLoadEventsSpy).toHaveBeenCalled();
     });
+
+    describe('when there are experiment contexts', () => {
+      const experimentContexts = [
+        {
+          schema: TRACKING_CONTEXT_SCHEMA,
+          data: { experiment: 'experiment1', variant: 'control' },
+        },
+        {
+          schema: TRACKING_CONTEXT_SCHEMA,
+          data: { experiment: 'experiment_two', variant: 'candidate' },
+        },
+      ];
+
+      beforeEach(() => {
+        getAllExperimentContexts.mockReturnValue(experimentContexts);
+      });
+
+      it('includes those contexts alongside the standard context', () => {
+        initDefaultTrackers();
+        expect(snowplowSpy).toHaveBeenCalledWith('trackPageView', null, [
+          standardContext,
+          ...experimentContexts,
+        ]);
+      });
+    });
   });
 
   describe('.event', () => {