59 lines
1.8 KiB
TypeScript
59 lines
1.8 KiB
TypeScript
import { createContainer, createTestContainer } from '../container';
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import { LEAGUE_SERVICE_TOKEN, LOGGER_TOKEN } from '../tokens';
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import { ContainerProvider } from '../providers/ContainerProvider';
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import { useInject } from '../hooks/useInject';
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import { renderHook } from '@testing-library/react';
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describe('DI System', () => {
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test('createContainer creates a container', () => {
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const container = createContainer();
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expect(container).toBeDefined();
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});
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test('container can resolve registered services', () => {
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const container = createContainer();
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const logger = container.get(LOGGER_TOKEN);
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expect(logger).toBeDefined();
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});
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test('createTestContainer allows mocking', async () => {
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const mockLeagueService = {
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getAllLeagues: jest.fn().mockResolvedValue([{ id: '1', name: 'Test League' }]),
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};
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const overrides = new Map([
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[LEAGUE_SERVICE_TOKEN, mockLeagueService],
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]);
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const container = createTestContainer(overrides);
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// Wait for async rebind to complete
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await new Promise(resolve => setTimeout(resolve, 10));
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const service = container.get(LEAGUE_SERVICE_TOKEN);
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expect(service.getAllLeagues).toBeDefined();
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});
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test('useInject hook works with ContainerProvider', () => {
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const mockLeagueService = {
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getAllLeagues: jest.fn().mockResolvedValue([{ id: '1', name: 'Test League' }]),
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};
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const overrides = new Map([
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[LEAGUE_SERVICE_TOKEN, mockLeagueService],
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]);
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const container = createTestContainer(overrides);
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const { result } = renderHook(() => useInject(LEAGUE_SERVICE_TOKEN), {
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wrapper: ({ children }) => (
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<ContainerProvider container={container}>
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{children}
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</ContainerProvider>
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),
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});
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// The hook should return the service
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expect(result.current).toBeDefined();
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});
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}); |