@deepkit/core/dist/esm/tests/decorators.spec.js

Deepkit core library

var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import { expect, test } from '@jest/globals';
import { log, stack } from '../src/decorators';
import { sleep } from '../src/core';
test('test decorators @sync', async () => {
    class Test {
        constructor() {
            this.i = 0;
            this.j = 0;
            this.running = false;
        }
        async increase() {
            if (this.running) {
                throw new Error('@stack should make sure the last run is already done :/');
            }
            this.running = true;
            this.i++;
            console.log('i++');
            return new Promise(Object.assign((resolve) => {
                setTimeout(() => {
                    console.log('timeout done');
                    this.j++;
                    this.running = false;
                    resolve(this.j);
                }, 100);
            }, { __type: ['resolve', '', 'P"2!"/"'] }));
        }
    }
    Test.__type = ['increase', 'P"0!5'];
    __decorate([
        stack(),
        log(),
        __metadata("design:type", Function),
        __metadata("design:paramtypes", []),
        __metadata("design:returntype", Promise)
    ], Test.prototype, "increase", null);
    {
        const test = new Test();
        expect(test.i).toBe(0);
        expect(await test.increase()).toBe(1);
        expect(test.i).toBe(1);
        expect(test.j).toBe(1);
        expect(await test.increase()).toBe(2);
        expect(test.i).toBe(2);
        expect(test.j).toBe(2);
    }
    {
        const test = new Test();
        await Promise.all([test.increase(), test.increase()]);
        expect(test.i).toBe(2);
        expect(test.j).toBe(2);
    }
    {
        const test = new Test();
        expect(test.i).toBe(0);
        test.increase().then(Object.assign((j) => { expect(j).toBe(1); }, { __type: ['j', '', 'P"2!"/"'] }));
        test.increase().then(Object.assign((j) => { expect(j).toBe(2); }, { __type: ['j', '', 'P"2!"/"'] }));
        test.increase().then(Object.assign((j) => { expect(j).toBe(3); }, { __type: ['j', '', 'P"2!"/"'] }));
        expect(test.i).toBe(1);
        expect(test.j).toBe(0);
        await sleep(0.1);
        expect(test.i).toBe(2);
        expect(test.j).toBe(1);
        await sleep(0.1);
        expect(test.i).toBe(3);
        expect(test.j).toBe(2);
        await sleep(0.1);
        expect(test.i).toBe(3);
        expect(test.j).toBe(3);
    }
});
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