feat: implement service collection

2025-05-12 22:23:31 -05:00
parent eda06cc9d4
commit 540d8c82eb
6 changed files with 204 additions and 33 deletions
@@ -0,0 +1,97 @@
+import { describe, expect, it } from 'vitest';
+import { createServiceIdentifier, ServiceCollection } from '../src';
+
+describe('ServiceCollection', () => {
+  it('should add a singleton service', () => {
+    class TestService {}
+    const serviceIdentifier = createServiceIdentifier();
+    
+    const collection = new ServiceCollection();
+    collection.addSingleton(serviceIdentifier, TestService);
+    
+    const provider = collection.build();
+    const serviceInstance1 = provider.getService(serviceIdentifier);
+    const serviceInstance2 = provider.getService(serviceIdentifier);
+    
+    expect(serviceInstance1).toBe(serviceInstance2);
+  });
+
+  it('should add a scoped service', () => {
+    class TestService {}
+    const serviceIdentifier = createServiceIdentifier();
+    
+    const collection = new ServiceCollection();
+    collection.addScoped(serviceIdentifier, TestService);
+    
+    const provider = collection.build();
+    const scope1 = provider.createScope();
+    const scope2 = provider.createScope();
+    
+    const serviceInstance1 = scope1.serviceProvider.getService(serviceIdentifier);
+    const serviceInstance2 = scope2.serviceProvider.getService(serviceIdentifier);
+    
+    expect(serviceInstance1).not.toBe(serviceInstance2);
+  });
+
+  it('should add a transient service', () => {
+    class TestService {}
+    const serviceIdentifier = createServiceIdentifier();
+    
+    const collection = new ServiceCollection();
+    collection.addTransient(serviceIdentifier, TestService);
+    
+    const provider = collection.build();
+    
+    const serviceInstance1 = provider.getService(serviceIdentifier);
+    const serviceInstance2 = provider.getService(serviceIdentifier);
+    
+    expect(serviceInstance1).not.toBe(serviceInstance2);
+  });
+
+  it('should add a single service with a factory', () => {
+    class TestService {}
+    const serviceIdentifier = createServiceIdentifier();
+    
+    const collection = new ServiceCollection();
+    collection.addSingleton(serviceIdentifier, () => new TestService());
+    
+    const provider = collection.build();
+    const serviceInstance1 = provider.getService(serviceIdentifier);
+    const serviceInstance2 = provider.getService(serviceIdentifier);
+    
+    expect(serviceInstance1).toBe(serviceInstance2);
+  });
+
+  it('should add a scoped service with a factory', () => {
+    class TestService {}
+    const serviceIdentifier = createServiceIdentifier();
+    
+    const collection = new ServiceCollection();
+    collection.addScoped(serviceIdentifier, () => new TestService());
+    
+    const provider = collection.build();
+    const scope1 = provider.createScope();
+    const scope2 = provider.createScope();
+    
+    const serviceInstance1 = scope1.serviceProvider.getService(serviceIdentifier);
+    const serviceInstance2 = scope2.serviceProvider.getService(serviceIdentifier);
+    
+    expect(serviceInstance1).not.toBe(serviceInstance2);
+  });
+
+
+  it('should add a transient service with a factory', () => {
+    class TestService {}
+    const serviceIdentifier = createServiceIdentifier();
+    
+    const collection = new ServiceCollection();
+    collection.addTransient(serviceIdentifier, () => new TestService());
+    
+    const provider = collection.build();
+    
+    const serviceInstance1 = provider.getService(serviceIdentifier);
+    const serviceInstance2 = provider.getService(serviceIdentifier);
+    
+    expect(serviceInstance1).not.toBe(serviceInstance2);
+  });
+});