nsc-events-fullstack_32_161_role_guard

[NahomAlemu]

Summary & Changes 📃

• Resolves: Issue: Add Unit Tests for Role-Based Authorization Guard #161

• Summary: Adds unit tests for the RoleGuard class to ensure proper role-based access control.

  • 🔨 Adds missing test coverage for the role-based authorization guard
  • 👀 Tests verify that routes enforce correct role restrictions (admin, creator, user)
  • 🗨️ Achieves 100% code coverage across statements, branches, functions, and lines

• Changes:

  • ✅ Added role.guard.spec.ts with 26 test cases covering:
  • Guard instantiation and dependency injection
  • matchRoles method logic
  • Routes without @roles decorator (allow all)
  • Routes with @roles decorator (enforce restrictions)
  • RBAC scenarios (admin-only, admin-or-creator, etc.)
  • 🛠️ No breaking changes
  • 📝 Follows existing codebase testing patterns

Screenshots / Visual Aids 🔎

_{📌 Required for: UI changes, layout updates, or bug fixes.}

Expand ⬇️

How to Test 🧪

1. Steps to Reproduce:
   - Step 1: Navigate to the nsc-events-nestjs directory
   - Step 2: Run with coverage: npm run test -- --coverage role.guard.spec.ts
2. Expected Behavior: All 26 tests pass with 100% coverage

Checklist ✅

• I have tested this PR locally and it works as expected.
• This PR resolves an issue (Resolves #issue-number).
• Reviewers, assignees(self), tags, and labels are correctly assigned.
• Squash commits and enable auto-merge if approved.

[github-actions]

✅ Full E2E Test Results

Running full test suite (critical files changed)

Status	Count
✅ Passed	47
❌ Failed	0
📊 Total	47

View detailed report

[gitbiruk2010]

[TVW96]

[NahomAlemu]

Since my practicum work has ended, I'm closing this PR to keep the repository tidy. I won't be able to address future feedback, but feel free to use this branch as a reference if the feature is needed later!