[dyad] Rol erişim davranışlarını test et

src/lib/role-access.test.ts

@@ -0,0 +1,37 @@
+import { describe, expect, test } from 'bun:test';
+import { canAccessView, filterSectionsForRole, filterViewsForRole, getFallbackView } from './role-access';
+
+const mixedItems = [
+  { key: 'dashboard' as const },
+  { key: 'students' as const },
+  { key: 'classes' as const },
+];
+
+describe('role access', () => {
+  test('hides teacher-inaccessible views from a mixed menu', () => {
+    expect(filterViewsForRole('TEACHER', mixedItems).map(({ key }) => key)).toEqual(['dashboard', 'classes']);
+  });
+
+  test('removes empty sections for parent, student, and teacher', () => {
+    const sections = [
+      { id: 'visible', items: [{ key: 'dashboard' as const }] },
+      { id: 'hidden', items: [{ key: 'students' as const }] },
+    ];
+
+    for (const role of ['PARENT', 'STUDENT', 'TEACHER'] as const) {
+      expect(filterSectionsForRole(role, sections).map(({ id }) => id)).toEqual(['visible']);
+    }
+  });
+
+  test('falls back to dashboard for an inaccessible active view', () => {
+    expect(canAccessView('PARENT', 'students')).toBeFalse();
+    expect(getFallbackView('PARENT')).toBe('dashboard');
+  });
+
+  test('keeps every view available to administrators', () => {
+    for (const view of mixedItems.map(({ key }) => key)) {
+      expect(canAccessView('SCHOOL_ADMIN', view)).toBeTrue();
+      expect(canAccessView('SUPER_ADMIN', view)).toBeTrue();
+    }
+  });
+});