@triviality/core/Context/__test__/ServicesContext.test.js

Purely typed service container

"use strict";
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());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (_) try {
            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
            }
            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
var __read = (this && this.__read) || function (o, n) {
    var m = typeof Symbol === "function" && o[Symbol.iterator];
    if (!m) return o;
    var i = m.call(o), r, ar = [], e;
    try {
        while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
    }
    catch (error) { e = { error: error }; }
    finally {
        try {
            if (r && !r.done && (m = i["return"])) m.call(i);
        }
        finally { if (e) throw e.error; }
    }
    return ar;
};
Object.defineProperty(exports, "__esModule", { value: true });
var ServicesContext_1 = require("../ServicesContext");
var Container_1 = require("../../Container");
var TaggedServiceFactoryReference_1 = require("../../Value/TaggedServiceFactoryReference");
var ramda_1 = require("ramda");
it('Can fetch services', function () {
    var fetchService = jest.fn(function (tag) {
        return function () { return tag === 'foo' ? 1 : 'test'; };
    });
    var withServices = ServicesContext_1.servicesByTags(fetchService);
    var context = {
        dependencies: null,
        service: null,
        services: withServices,
        instances: null,
        instance: null,
    };
    var _a = __read(context.services('foo', 'bar'), 2), foo = _a[0], bar = _a[1];
    expect(fetchService).not.toBeCalled();
    expect(foo()).toEqual(1);
    expect(bar()).toEqual('test');
});
it('Can fetch service instances', function () {
    var fetchServices = jest.fn(function (_tags) {
        return [function () { return 1; }, function () { return 2; }];
    });
    var withServices = ServicesContext_1.instancesByTags(fetchServices);
    var context = {
        dependencies: null,
        service: null,
        services: null,
        instances: withServices,
        instance: null,
    };
    var _a = __read(context.instances('foo', 'bar'), 2), foo = _a[0], bar = _a[1];
    expect(fetchServices).toBeCalledWith('foo', 'bar');
    expect(foo).toEqual(1);
    expect(bar).toEqual(2);
});
it('Can fetch single service instance', function () { return __awaiter(void 0, void 0, void 0, function () {
    var container, context;
    return __generator(this, function (_a) {
        switch (_a.label) {
            case 0:
                container = new Container_1.ServiceFunctionReferenceContainer();
                container.add(new TaggedServiceFactoryReference_1.TaggedServiceFactoryReference({
                    tag: 'foo',
                    factory: ramda_1.always('bar'),
                    feature: function () { return Object; },
                }));
                context = ServicesContext_1.createFeatureFactoryServicesContext(container);
                return [4 /*yield*/, container.build()];
            case 1:
                _a.sent();
                expect(context.instance('foo')).toEqual('bar');
                return [2 /*return*/];
        }
    });
}); });
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