kizu
Version:
An easy-to-use, fast, and defensive Typescript/Javascript test runner designed to help you to write simple, readable, and maintainable tests.
42 lines • 2.13 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 });
exports.throws = throws;
const isError_1 = require("./isError");
function throws(assertions, experiment, expectedErr, description) {
return __awaiter(this, void 0, void 0, function* () {
if (typeof experiment !== 'function')
throw new Error('experiment must be a function');
if (!(expectedErr instanceof Error) && !(expectedErr instanceof RegExp))
throw new Error('expectedErr is not an instance of Error or a RegExp');
let actualErr;
try {
const result = experiment();
// Check if the result is a Promise
if (result && typeof result.then === 'function') {
// Handle async function - wait for the promise to resolve or reject
yield result;
// If we get here, the promise resolved without throwing
throw new Error('experiment did not throw an error');
}
// If we get here, the sync function completed without throwing
throw new Error('experiment did not throw an error');
}
catch (e) {
actualErr = e;
}
if (!actualErr) {
throw new Error('experiment did not throw an error');
}
(0, isError_1.isError)(assertions, actualErr, expectedErr, description || 'throws()');
});
}
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