89 lines
12 KiB
JavaScript
89 lines
12 KiB
JavaScript
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"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const events_1 = require("events");
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const delay_1 = __importDefault(require("../utils/delay"));
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const thennable_1 = require("../utils/thennable");
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const test_run_1 = require("../errors/test-run");
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const re_executable_promise_1 = __importDefault(require("../utils/re-executable-promise"));
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const get_fn_1 = __importDefault(require("./get-fn"));
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const marker_1 = require("../services/serialization/replicator/transforms/function-marker-transform/marker");
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const marker_2 = require("../services/serialization/replicator/transforms/promise-marker-transform/marker");
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const ASSERTION_DELAY = 200;
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class AssertionExecutor extends events_1.EventEmitter {
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constructor(command, timeout, callsite) {
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super();
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this.command = command;
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this.timeout = timeout;
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this.callsite = callsite;
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this.startTime = null;
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this.passed = false;
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this.inRetry = false;
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const fn = (0, get_fn_1.default)(this.command);
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const actualCommand = this.command.actual;
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if (actualCommand instanceof re_executable_promise_1.default)
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this.fn = this._wrapFunction(fn);
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else if (!this.command.options.allowUnawaitedPromise && this._isPromise(actualCommand))
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throw new test_run_1.AssertionUnawaitedPromiseError(this.callsite);
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else
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this.fn = fn;
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}
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_isPromise(val) {
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return (0, thennable_1.isThennable)(val) ||
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val === Symbol.for(marker_2.PROMISE_MARKER_DESCRIPTION);
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}
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_getTimeLeft() {
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const executionTime = new Date().getTime() - this.startTime; // eslint-disable-line @typescript-eslint/no-extra-parens
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return this.timeout - executionTime;
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}
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_onExecutionFinished() {
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if (this.inRetry)
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this.emit('end-assertion-retries', this.passed);
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}
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_wrapFunction(fn) {
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return async () => {
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const resultPromise = this.command.actual;
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while (!this.passed) {
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this.command.actual = await resultPromise._reExecute();
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try {
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fn();
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this.passed = true;
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this._onExecutionFinished();
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}
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catch (err) {
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if (this._getTimeLeft() <= 0) {
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this._onExecutionFinished();
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throw err;
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}
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await (0, delay_1.default)(ASSERTION_DELAY);
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this.inRetry = true;
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this.emit('start-assertion-retries', this._getTimeLeft());
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}
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}
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};
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}
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_onBeforeRun() {
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if (this.command.actual !== Symbol.for(marker_1.FUNCTION_MARKER_DESCRIPTION))
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return;
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this.emit('non-serializable-actual-value', this);
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}
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async run() {
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this._onBeforeRun();
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this.startTime = new Date().getTime();
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try {
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await this.fn();
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}
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catch (err) {
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if (err.name === 'AssertionError' || err.constructor.name === 'AssertionError')
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throw new test_run_1.ExternalAssertionLibraryError(err, this.callsite);
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if (err.isTestCafeError)
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err.callsite = this.callsite;
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throw err;
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}
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}
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}
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exports.default = AssertionExecutor;
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module.exports = exports.default;
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