1 files changed, 54 insertions, 1 deletions
diff --git a/spec/frontend/lib/utils/chart_utils_spec.js b/spec/frontend/lib/utils/chart_utils_spec.js
index 65bb68c5017..3b34b0ef672 100644
--- a/spec/frontend/lib/utils/chart_utils_spec.js
+++ b/spec/frontend/lib/utils/chart_utils_spec.js
@@ -1,4 +1,8 @@
-import { firstAndLastY } from '~/lib/utils/chart_utils';
+import { firstAndLastY, getToolboxOptions } from '~/lib/utils/chart_utils';
+import { __ } from '~/locale';
+import * as iconUtils from '~/lib/utils/icon_utils';
+
+jest.mock('~/lib/utils/icon_utils');
 
 describe('Chart utils', () => {
   describe('firstAndLastY', () => {
@@ -12,4 +16,53 @@ describe('Chart utils', () => {
       expect(firstAndLastY(data)).toEqual([1, 3]);
     });
   });
+
+  describe('getToolboxOptions', () => {
+    describe('when icons are successfully fetched', () => {
+      beforeEach(() => {
+        iconUtils.getSvgIconPathContent.mockImplementation((name) =>
+          Promise.resolve(`${name}-svg-path-mock`),
+        );
+      });
+
+      it('returns toolbox config', async () => {
+        await expect(getToolboxOptions()).resolves.toEqual({
+          toolbox: {
+            feature: {
+              dataZoom: {
+                icon: {
+                  zoom: 'path://marquee-selection-svg-path-mock',
+                  back: 'path://redo-svg-path-mock',
+                },
+              },
+              restore: {
+                icon: 'path://repeat-svg-path-mock',
+              },
+              saveAsImage: {
+                icon: 'path://download-svg-path-mock',
+              },
+            },
+          },
+        });
+      });
+    });
+
+    describe('when icons are not successfully fetched', () => {
+      const error = new Error();
+
+      beforeEach(() => {
+        iconUtils.getSvgIconPathContent.mockRejectedValue(error);
+        jest.spyOn(console, 'warn').mockImplementation();
+      });
+
+      it('returns empty object and calls `console.warn`', async () => {
+        await expect(getToolboxOptions()).resolves.toEqual({});
+        // eslint-disable-next-line no-console
+        expect(console.warn).toHaveBeenCalledWith(
+          __('SVG could not be rendered correctly: '),
+          error,
+        );
+      });
+    });
+  });
 });