add tests

apps/api/src/domain/auth/RequireRoles.test.ts

@@ -0,0 +1,69 @@
+import { SetMetadata } from '@nestjs/common';
+import { RequireRoles, REQUIRE_ROLES_METADATA_KEY } from './RequireRoles';
+
+// Mock SetMetadata
+vi.mock('@nestjs/common', () => ({
+  SetMetadata: vi.fn(() => () => {}),
+}));
+
+describe('RequireRoles', () => {
+  it('should return a method decorator', () => {
+    const decorator = RequireRoles('admin');
+    expect(typeof decorator).toBe('function');
+  });
+
+  it('should call SetMetadata with correct key and value for single role', () => {
+    RequireRoles('admin');
+    
+    expect(SetMetadata).toHaveBeenCalledWith(REQUIRE_ROLES_METADATA_KEY, {
+      anyOf: ['admin'],
+    });
+  });
+
+  it('should call SetMetadata with correct key and value for multiple roles', () => {
+    RequireRoles('admin', 'owner', 'moderator');
+    
+    expect(SetMetadata).toHaveBeenCalledWith(REQUIRE_ROLES_METADATA_KEY, {
+      anyOf: ['admin', 'owner', 'moderator'],
+    });
+  });
+
+  it('should return a decorator that can be used as both method and class decorator', () => {
+    const decorator = RequireRoles('admin');
+    
+    // Test as method decorator
+    const mockTarget = {};
+    const mockPropertyKey = 'testMethod';
+    const mockDescriptor = { value: () => {} };
+    
+    const result = decorator(mockTarget, mockPropertyKey, mockDescriptor);
+    
+    // The decorator should return the descriptor
+    expect(result).toBe(mockDescriptor);
+  });
+
+  it('should have correct metadata key', () => {
+    expect(REQUIRE_ROLES_METADATA_KEY).toBe('gridpilot:requireRoles');
+  });
+
+  it('should handle empty roles array', () => {
+    const decorator = RequireRoles();
+    
+    // Test as method decorator
+    const mockTarget = {};
+    const mockPropertyKey = 'testMethod';
+    const mockDescriptor = { value: () => {} };
+    
+    const result = decorator(mockTarget, mockPropertyKey, mockDescriptor);
+    
+    expect(result).toBe(mockDescriptor);
+  });
+
+  it('should handle roles with special characters', () => {
+    RequireRoles('admin-user', 'owner@company');
+    
+    expect(SetMetadata).toHaveBeenCalledWith(REQUIRE_ROLES_METADATA_KEY, {
+      anyOf: ['admin-user', 'owner@company'],
+    });
+  });
+});