frontend: redux: uiSlice tests

[DhairyaMajmudar]

Description

Add unit test cases for uiSlice reducer

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: DhairyaMajmudar
Once this PR has been reviewed and has the lgtm label, please assign sniok for approval. For more information see the Code Review Process.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

• OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[Copilot]

Pull Request Overview

This PR adds comprehensive unit tests for the uiSlice reducer in the frontend Redux module.

• Adds tests for initial state handling and for each action, including toggle actions and UI panel addition/replacement.
• Verifies that state transitions occur as expected using defined test components and functions.

Comments suppressed due to low confidence (1)

frontend/src/redux/uiSlice.test.ts:18

• [nitpick] The import alias 'uiSliceObject' can be renamed (for example, to 'uiSliceActions') to more clearly differentiate between the default reducer and its associated actions, improving code clarity.

import uiSlice, { uiSlice as uiSliceObject } from './uiSlice';