1 files changed, 19 insertions, 1 deletions
diff --git a/spec/frontend/experimentation/utils_spec.js b/spec/frontend/experimentation/utils_spec.js
index ec09bbab349..2ba8c65a252 100644
--- a/spec/frontend/experimentation/utils_spec.js
+++ b/spec/frontend/experimentation/utils_spec.js
@@ -1,5 +1,9 @@
 import { assignGitlabExperiment } from 'helpers/experimentation_helper';
-import { DEFAULT_VARIANT, CANDIDATE_VARIANT } from '~/experimentation/constants';
+import {
+  DEFAULT_VARIANT,
+  CANDIDATE_VARIANT,
+  TRACKING_CONTEXT_SCHEMA,
+} from '~/experimentation/constants';
 import * as experimentUtils from '~/experimentation/utils';
 
 describe('experiment Utilities', () => {
@@ -19,6 +23,20 @@ describe('experiment Utilities', () => {
     });
   });
 
+  describe('getExperimentContexts', () => {
+    describe.each`
+      gon                     | input         | output
+      ${[TEST_KEY, '_data_']} | ${[TEST_KEY]} | ${[{ schema: TRACKING_CONTEXT_SCHEMA, data: { variant: '_data_' } }]}
+      ${[]}                   | ${[TEST_KEY]} | ${[]}
+    `('with input=$input and gon=$gon', ({ gon, input, output }) => {
+      assignGitlabExperiment(...gon);
+
+      it(`returns ${output}`, () => {
+        expect(experimentUtils.getExperimentContexts(...input)).toEqual(output);
+      });
+    });
+  });
+
   describe('isExperimentVariant', () => {
     describe.each`
       gon                            | input                            | output