test(api): add unit tests for admin, leads, and reviews modules

Add missing test coverage:
- reject-listing handler spec
- user-deactivated listener spec
- lead-score value object spec
- rating value object spec

Co-Authored-By: Paperclip <noreply@paperclip.ing>

apps/api/src/modules/leads/domain/__tests__/lead-score.vo.spec.ts

@@ -0,0 +1,51 @@
+import { LeadScore } from '../value-objects/lead-score.vo';
+
+describe('LeadScore Value Object', () => {
+  it('should create a valid lead score', () => {
+    const result = LeadScore.create(75);
+    expect(result.isOk).toBe(true);
+    expect(result.unwrap().value).toBe(75);
+  });
+
+  it('should accept minimum score of 0', () => {
+    const result = LeadScore.create(0);
+    expect(result.isOk).toBe(true);
+    expect(result.unwrap().value).toBe(0);
+  });
+
+  it('should accept maximum score of 100', () => {
+    const result = LeadScore.create(100);
+    expect(result.isOk).toBe(true);
+    expect(result.unwrap().value).toBe(100);
+  });
+
+  it('should reject negative score', () => {
+    const result = LeadScore.create(-1);
+    expect(result.isErr).toBe(true);
+    expect(result.unwrapErr()).toBe('Điểm lead phải từ 0 đến 100');
+  });
+
+  it('should reject score above 100', () => {
+    const result = LeadScore.create(101);
+    expect(result.isErr).toBe(true);
+    expect(result.unwrapErr()).toBe('Điểm lead phải từ 0 đến 100');
+  });
+
+  it('should accept decimal scores', () => {
+    const result = LeadScore.create(50.5);
+    expect(result.isOk).toBe(true);
+    expect(result.unwrap().value).toBe(50.5);
+  });
+
+  it('should accept boundary score of 1', () => {
+    const result = LeadScore.create(1);
+    expect(result.isOk).toBe(true);
+    expect(result.unwrap().value).toBe(1);
+  });
+
+  it('should accept boundary score of 99', () => {
+    const result = LeadScore.create(99);
+    expect(result.isOk).toBe(true);
+    expect(result.unwrap().value).toBe(99);
+  });
+});