@dbs-portal/tool-mock/dist/testing/helpers.js

API mocking toolkit using MSW for DBS Portal development workflows

/**
 * Testing helper utilities - thin wrappers around Jest and MSW
 */
import { http, HttpResponse } from 'msw';
import { getGlobalTestServer } from './setup';
/**
 * Create a mock API handler - simple wrapper around MSW's http handlers
 */
export function createMockHandler(method, url, response, options = {}) {
    const { status = 200, delay = 0, headers = {} } = options;
    return http[method.toLowerCase()](url, async () => {
        // Apply delay if specified
        if (delay > 0) {
            await new Promise(resolve => setTimeout(resolve, delay));
        }
        return HttpResponse.json(response, {
            status,
            headers: {
                'Content-Type': 'application/json',
                ...headers,
            },
        });
    });
}
/**
 * Create a mock error handler
 */
export function createMockErrorHandler(method, url, error, options = {}) {
    return createMockHandler(method, url, {
        success: false,
        error,
    }, {
        status: error.status,
        delay: options.delay || 0,
    });
}
/**
 * Add handlers to the test server - wrapper around MSW's server.use()
 */
export function addTestHandlers(...handlers) {
    const server = getGlobalTestServer();
    if (server) {
        server.use(...handlers);
    }
    else {
        throw new Error('MSW test server not available. Make sure to call setupMSWJest() or setupMSWVitest() in your test setup.');
    }
}
/**
 * Reset test handlers - wrapper around MSW's server.resetHandlers()
 */
export function resetTestHandlers() {
    const server = getGlobalTestServer();
    if (server) {
        server.resetHandlers();
    }
}
/**
 * Quick utilities for common test scenarios
 */
export const testUtils = {
    /**
     * Create a successful API response handler
     */
    mockSuccess: (method, url, data) => {
        return createMockHandler(method, url, {
            success: true,
            data,
        });
    },
    /**
     * Create an error API response handler
     */
    mockError: (method, url, error) => {
        return createMockErrorHandler(method, url, error);
    },
    /**
     * Create a delayed response handler (for testing loading states)
     */
    mockLoading: (method, url, data, delay = 1000) => {
        return createMockHandler(method, url, {
            success: true,
            data,
        }, { delay });
    },
    /**
     * Create test data using a factory function
     */
    createTestData: (factory, count = 1) => {
        return Array.from({ length: count }, factory);
    },
};
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