chore: Test case for session-storage.js (deriv-com#11201)

packages/bot-web-ui/src/utils/__tests__/session-storage.spec.ts

@@ -0,0 +1,35 @@
+import { getStoredItemsByKey, getStoredItemsByUser, setStoredItemsByKey } from 'Utils/session-storage';
+
+describe('Session Storage Util', () => {
+    const storageKey = 'example_key';
+    const defaultValue = 'default_value';
+    const storedItems = { example: 'data' };
+
+    it('should return default value when storage is empty', () => {
+        const result = getStoredItemsByKey(storageKey, defaultValue);
+        expect(result).toBe(defaultValue);
+    });
+
+    it('should return default value when loginid is falsy', () => {
+        const loginid = '123';
+        const result = getStoredItemsByUser(storageKey, loginid, defaultValue);
+        expect(result).toBe(defaultValue);
+    });
+
+    it('should set stored items', () => {
+        setStoredItemsByKey(storageKey, storedItems);
+        const result = getStoredItemsByKey(storageKey, defaultValue);
+        expect(result).toStrictEqual(storedItems);
+    });
+
+    it('should throw error if invalid object is passed to store', () => {
+        const consoleWarnMock = jest.fn();
+        global.console.warn = consoleWarnMock;
+        const circularObject = {
+            circularReference: {},
+        };
+        circularObject.circularReference = circularObject;
+        setStoredItemsByKey('example_key', circularObject);
+        expect(consoleWarnMock).toHaveBeenCalled();
+    });
+});