state-synchronizers/dist/enhancements/with-state-synchronization.test.js

Deterministically update state based on other state

"use strict";
var __assign = (this && this.__assign) || function () {
    __assign = Object.assign || function(t) {
        for (var s, i = 1, n = arguments.length; i < n; i++) {
            s = arguments[i];
            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
                t[p] = s[p];
        }
        return t;
    };
    return __assign.apply(this, arguments);
};
exports.__esModule = true;
var with_state_synchronization_1 = require("./with-state-synchronization");
describe('withStateSynchronization', function () {
    var stateUpdater = jest.fn(function (state) { return (__assign(__assign({}, state), { value: state.value + 1 })); });
    // eslint-disable-next-line @typescript-eslint/no-unused-vars
    var wrappedFunction = jest.fn(function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        return ({ value: 5 });
    });
    var functionWithStateSynchronization = with_state_synchronization_1.withStateSynchronization(stateUpdater)(wrappedFunction);
    beforeEach(function () {
        jest.clearAllMocks();
    });
    it('should call the wrapped function with passed arguments', function () {
        expect.hasAssertions();
        functionWithStateSynchronization(1, 2);
        expect(wrappedFunction).toHaveBeenCalledWith(1, 2);
    });
    it('should return the synchronized state', function () {
        expect.hasAssertions();
        var result = functionWithStateSynchronization();
        expect(result).toStrictEqual({ value: 6 });
    });
});