jest-preset-angular
Version:
Jest preset configuration for Angular projects
123 lines (122 loc) • 5.41 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 fake_timers_1 = require("@jest/fake-timers");
const jest_mock_1 = require("jest-mock");
const jest_util_1 = require("jest-util");
function isString(value) {
return typeof value === 'string';
}
class BaseJSDOMEnvironment {
constructor(config, context, jsdomModule) {
this.customExportConditions = ['browser'];
const { projectConfig } = config;
const { JSDOM, ResourceLoader, VirtualConsole } = jsdomModule;
const virtualConsole = new VirtualConsole();
virtualConsole.sendTo(context.console, { omitJSDOMErrors: true });
virtualConsole.on('jsdomError', (error) => {
context.console.error(error);
});
this.dom = new JSDOM(typeof projectConfig.testEnvironmentOptions.html === 'string'
? projectConfig.testEnvironmentOptions.html
: '<!DOCTYPE html>', Object.assign({ pretendToBeVisual: true, resources: typeof projectConfig.testEnvironmentOptions.userAgent === 'string'
? new ResourceLoader({
userAgent: projectConfig.testEnvironmentOptions.userAgent,
})
: undefined, runScripts: 'dangerously', url: 'http://localhost/', virtualConsole }, projectConfig.testEnvironmentOptions));
const global = (this.global = this.dom.window);
if (global == null) {
throw new Error('JSDOM did not return a Window object');
}
global.global = global;
this.global.Error.stackTraceLimit = 100;
(0, jest_util_1.installCommonGlobals)(global, projectConfig.globals);
this.errorEventListener = (event) => {
if (userErrorListenerCount === 0 && event.error != null) {
process.emit('uncaughtException', event.error);
}
};
global.addEventListener('error', this.errorEventListener);
const originalAddListener = global.addEventListener.bind(global);
const originalRemoveListener = global.removeEventListener.bind(global);
let userErrorListenerCount = 0;
global.addEventListener = function (...args) {
if (args[0] === 'error') {
userErrorListenerCount++;
}
return originalAddListener.apply(this, args);
};
global.removeEventListener = function (...args) {
if (args[0] === 'error') {
userErrorListenerCount--;
}
return originalRemoveListener.apply(this, args);
};
if ('customExportConditions' in projectConfig.testEnvironmentOptions) {
const { customExportConditions } = projectConfig.testEnvironmentOptions;
if (Array.isArray(customExportConditions) && customExportConditions.every(isString)) {
this._configuredExportConditions = customExportConditions;
}
else {
throw new Error('Custom export conditions specified but they are not an array of strings');
}
}
this.moduleMocker = new jest_mock_1.ModuleMocker(global);
this.fakeTimers = new fake_timers_1.LegacyFakeTimers({
config: projectConfig,
global: global,
moduleMocker: this.moduleMocker,
timerConfig: {
idToRef: (id) => id,
refToId: (ref) => ref,
},
});
this.fakeTimersModern = new fake_timers_1.ModernFakeTimers({
config: projectConfig,
global: global,
});
}
setup() {
return __awaiter(this, void 0, void 0, function* () { });
}
teardown() {
return __awaiter(this, void 0, void 0, function* () {
if (this.fakeTimers) {
this.fakeTimers.dispose();
}
if (this.fakeTimersModern) {
this.fakeTimersModern.dispose();
}
if (this.global != null) {
if (this.errorEventListener) {
this.global.removeEventListener('error', this.errorEventListener);
}
this.global.close();
}
this.errorEventListener = null;
this.global = null;
this.dom = null;
this.fakeTimers = null;
this.fakeTimersModern = null;
});
}
exportConditions() {
var _a;
return (_a = this._configuredExportConditions) !== null && _a !== void 0 ? _a : this.customExportConditions;
}
getVmContext() {
if (this.dom) {
return this.dom.getInternalVMContext();
}
return null;
}
}
exports.default = BaseJSDOMEnvironment;