test(api): replace get-user-details-for-admin usecase unit test by an integration test

Co-authored-by: P-Jeremy <jemyplu@gmail.com>
Co-authored-by: LEGO Technix <109212476+lego-technix@users.noreply.github.com>

Author: lego-technix

api/tests/identity-access-management/integration/domain/usecases/get-user-details-for-admin.usecase.test.js

@@ -0,0 +1,33 @@
+import { UserDetailsForAdmin } from '../../../../../src/identity-access-management/domain/models/UserDetailsForAdmin.js';
+import { usecases } from '../../../../../src/identity-access-management/domain/usecases/index.js';
+import { UserNotFoundError } from '../../../../../src/shared/domain/errors.js';
+import { databaseBuilder, expect } from '../../../../test-helper.js';
+
+describe('Integration | Identity Access Management | Domain | UseCase | get-user-details-for-admin', function () {
+  describe('#getUserDetailsForAdmin', function () {
+    it('returns the found user', async function () {
+      // given
+      const userId = databaseBuilder.factory.buildUser().id;
+      await databaseBuilder.commit();
+
+      // when
+      const userDetailsForAdmin = await usecases.getUserDetailsForAdmin({ userId });
+
+      // then
+      expect(userDetailsForAdmin).to.be.an.instanceOf(UserDetailsForAdmin);
+      expect(userDetailsForAdmin.id).to.equal(userId);
+    });
+
+    context('when no user is found', function () {
+      it('throws a UserNotFoundError', async function () {
+        // given
+        const nonExistentUserId = 678;
+
+        // when & then
+        await expect(usecases.getUserDetailsForAdmin({ userId: nonExistentUserId })).to.be.rejectedWith(
+          UserNotFoundError,
+        );
+      });
+    });
+  });
+});