tsoid
Version:
Typed functional library to deal with async operations.
35 lines (34 loc) • 1.96 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const index_1 = require("../../index");
describe('map', () => {
const ls = [1, 2, 3];
it('Should map over future values', () => __awaiter(void 0, void 0, void 0, function* () {
const add1P = (x) => Promise.resolve(x + 1);
const result = yield index_1.map(add1P, ls);
expect(result).toStrictEqual([2, 3, 4]);
}));
it('Should propagate errors', () => __awaiter(void 0, void 0, void 0, function* () {
// eslint-disable-next-line sonarjs/no-duplicate-string
const maybeAdd = (x) => (x === 2 ? Promise.reject(new Error('Invalid number!')) : Promise.resolve(x + 1));
const result = yield index_1.map(maybeAdd, ls);
expect(result).toBeInstanceOf(Error);
expect(result.message).toBe('Invalid number!');
}));
it('Should propagate errors when resolve to Error', () => __awaiter(void 0, void 0, void 0, function* () {
const maybeAdd = (x) => (x === 2 ? Promise.resolve(new Error('Invalid number!')) : Promise.resolve(x + 1));
// @ts-ignore
const result = yield index_1.map(maybeAdd, ls);
expect(result).toBeInstanceOf(Error);
expect(result.message).toBe('Invalid number!');
}));
});