Update test titles to use 'Unit Spec' format

- Change from 'UserService - Solitary Tests' to 'User Service Unit Spec (Solitary Tests)'
- Change from 'UserService - Sociable Tests' to 'User Service Unit Spec (Sociable Tests)'
- Apply across all 6 examples for consistency

Author: omermorad

README.md

@@ -102,6 +102,13 @@ Both strategies are unit tests - they keep external I/O mocked and remain fast.
 
 All examples implement the same user management service with three key components:
 
+```mermaid
+graph LR
+    UserService --> UserValidator
+    UserService --> UserRepository
+    UserRepository --> DATABASE_TOKEN
+```
+
 - **UserService** - Business logic layer with validation and persistence
 - **UserValidator** - Email validation (no dependencies)
 - **UserRepository** - Data access layer (depends on database token)

inversify-jest/src/user.sociable.spec.ts

@@ -4,7 +4,7 @@ import { UserValidator } from './user.validator';
 import { UserRepository } from './user.repository';
 import { Database, DATABASE_TOKEN } from './types';
 
-describe('UserService - Sociable Tests', () => {
+describe('User Service Unit Spec (Sociable Tests)', () => {
   let userService: UserService;
   let database: Mocked<Database>;
 

inversify-jest/src/user.solitary.spec.ts

@@ -3,7 +3,7 @@ import { UserService } from './user.service';
 import { UserRepository } from './user.repository';
 import { UserValidator } from './user.validator';
 
-describe('UserService - Solitary Tests', () => {
+describe('User Service Unit Spec (Solitary Tests)', () => {
   let userService: UserService;
   let repository: Mocked<UserRepository>;
   let validator: Mocked<UserValidator>;

inversify-sinon/src/user.sociable.spec.ts

@@ -13,7 +13,7 @@ import chaiAsPromised from 'chai-as-promised';
 
 chai.use(chaiAsPromised);
 
-describe('UserService - Sociable Tests', () => {
+describe('User Service Unit Spec (Sociable Tests)', () => {
   let userService: UserService;
   let database: Mocked<Database>;
 

inversify-sinon/src/user.solitary.spec.ts

@@ -12,7 +12,7 @@ import chaiAsPromised from 'chai-as-promised';
 
 chai.use(chaiAsPromised);
 
-describe('UserService - Solitary Tests', () => {
+describe('User Service Unit Spec (Solitary Tests)', () => {
   let userService: UserService;
   let repository: Mocked<UserRepository>;
   let validator: Mocked<UserValidator>;

inversify-vitest/src/user.sociable.spec.ts

@@ -4,7 +4,7 @@ import { UserValidator } from './user.validator';
 import { UserRepository } from './user.repository';
 import { Database, DATABASE_TOKEN } from './types';
 
-describe('UserService - Sociable Tests', () => {
+describe('User Service Unit Spec (Sociable Tests)', () => {
   let userService: UserService;
   let database: Mocked<Database>;
 

inversify-vitest/src/user.solitary.spec.ts

@@ -3,7 +3,7 @@ import { UserRepository } from './user.repository';
 import { UserService } from './user.service';
 import { UserValidator } from './user.validator';
 
-describe('UserService - Solitary Tests', () => {
+describe('User Service Unit Spec (Solitary Tests)', () => {
   let userService: UserService;
   let repository: Mocked<UserRepository>;
   let validator: Mocked<UserValidator>;

nestjs-jest/src/user.sociable.spec.ts

@@ -4,7 +4,7 @@ import { UserValidator } from './user.validator';
 import { UserRepository } from './user.repository';
 import { Database, DATABASE_TOKEN } from './types';
 
-describe('UserService - Sociable Tests', () => {
+describe('User Service Unit Spec (Sociable Tests)', () => {
   let userService: UserService;
   let database: Mocked<Database>;
 

nestjs-jest/src/user.solitary.spec.ts

@@ -3,7 +3,7 @@ import { UserService } from './user.service';
 import { UserRepository } from './user.repository';
 import { UserValidator } from './user.validator';
 
-describe('UserService - Solitary Tests', () => {
+describe('User Service Unit Spec (Solitary Tests)', () => {
   let userService: UserService;
   let repository: Mocked<UserRepository>;
   let validator: Mocked<UserValidator>;

nestjs-sinon/src/user.sociable.spec.ts

@@ -13,7 +13,7 @@ import chaiAsPromised from 'chai-as-promised';
 
 chai.use(chaiAsPromised);
 
-describe('UserService - Sociable Tests', () => {
+describe('User Service Unit Spec (Sociable Tests)', () => {
   let userService: UserService;
   let database: Mocked<Database>;