import { EOL } from 'os';

import { resolve } from 'path';

import type { Client } from '../client/interfaces/Client';

import { HttpClient } from '../HttpClient';

import { Indent } from '../Indent';

import { writeFile } from './fileSystem';

import type { Templates } from './registerHandlebarTemplates';

import { writeClientCore } from './writeClientCore';

jest.mock('./fileSystem');

describe('writeClientCore', () => {

it('should write to filesystem', async () => {

const client: Client = {

server: 'http://localhost:8080',

version: '1.0',

models: [],

services: [],

};

const templates: Templates = {

index: () => 'index',

client: () => 'client',

exports: {

model: () => 'model',

schema: () => 'schema',

service: () => 'service',

},

core: {

settings: () => 'settings',

apiError: () => 'apiError',

apiRequestOptions: () => 'apiRequestOptions',

apiResult: () => 'apiResult',

cancelablePromise: () => 'cancelablePromise',

request: () => 'request',

baseHttpRequest: () => 'baseHttpRequest',

httpRequest: () => 'httpRequest',

},

};

await writeClientCore(client, templates, '/', HttpClient.FETCH, Indent.SPACE_4);

expect(writeFile).toBeCalledWith(resolve('/', '/OpenAPI.ts'), `settings${EOL}`);

expect(writeFile).toBeCalledWith(resolve('/', '/ApiError.ts'), `apiError${EOL}`);

expect(writeFile).toBeCalledWith(resolve('/', '/ApiRequestOptions.ts'), `apiRequestOptions${EOL}`);

expect(writeFile).toBeCalledWith(resolve('/', '/ApiResult.ts'), `apiResult${EOL}`);

expect(writeFile).toBeCalledWith(resolve('/', '/CancelablePromise.ts'), `cancelablePromise${EOL}`);

expect(writeFile).toBeCalledWith(resolve('/', '/request.ts'), `request${EOL}`);

});

});