predictype/dist/cjs/predicates/promises/promiseState.spec.js

PredicType is a library of pre-built and tested predicates for TypeScript, covering various data types and operations.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const vitest_1 = require("vitest");
const promiseState_js_1 = require("./promiseState.js");
(0, vitest_1.describe)('promiseState', () => {
    (0, vitest_1.it)('should return true for is_pending immediately after wrapping', () => {
        const p = Promise.resolve(42);
        const wrapped = (0, promiseState_js_1.wrapPromise)(p);
        (0, vitest_1.expect)((0, promiseState_js_1.promiseState)(wrapped, 'is_pending')).toBe(true);
    });
    (0, vitest_1.it)('should return true for is_fulfilled after resolution', async () => {
        const p = Promise.resolve(42);
        const wrapped = (0, promiseState_js_1.wrapPromise)(p);
        await wrapped.promise;
        (0, vitest_1.expect)((0, promiseState_js_1.promiseState)(wrapped, 'is_fulfilled')).toBe(true);
    });
    (0, vitest_1.it)('should return true for is_rejected after rejection', async () => {
        const p = Promise.reject(new Error('fail'));
        const wrapped = (0, promiseState_js_1.wrapPromise)(p);
        try {
            await wrapped.promise;
        }
        catch { }
        (0, vitest_1.expect)((0, promiseState_js_1.promiseState)(wrapped, 'is_rejected')).toBe(true);
    });
    (0, vitest_1.it)('should return false for is_fulfilled immediately after wrapping', () => {
        const p = Promise.resolve(42);
        const wrapped = (0, promiseState_js_1.wrapPromise)(p);
        (0, vitest_1.expect)((0, promiseState_js_1.promiseState)(wrapped, 'is_fulfilled')).toBe(false);
    });
    (0, vitest_1.it)('should return false for is_rejected immediately after wrapping', () => {
        const p = Promise.resolve(42);
        const wrapped = (0, promiseState_js_1.wrapPromise)(p);
        (0, vitest_1.expect)((0, promiseState_js_1.promiseState)(wrapped, 'is_rejected')).toBe(false);
    });
    (0, vitest_1.it)('should throw for unknown operation', () => {
        const p = Promise.resolve(42);
        const wrapped = (0, promiseState_js_1.wrapPromise)(p);
        // @ts-expect-error
        (0, vitest_1.expect)(() => (0, promiseState_js_1.promiseState)(wrapped, 'unknown')).toThrow('Unknown PromiseState operation: unknown');
    });
});