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

Purely typed service container

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var ramda_1 = require("ramda");
var ConstructContext_1 = require("../ConstructContext");
var MyService = /** @class */ (function () {
    function MyService(_a, _b) {
        // noop.
    }
    return MyService;
}());
it('Can inject services', function () {
    var fetchService = jest.fn().mockReturnValueOnce(ramda_1.always(1)).mockReturnValueOnce(ramda_1.always('test'));
    expect(ConstructContext_1.constructServiceByTags(fetchService)(MyService, 'a', 'b')()).toEqual(new MyService(1, 'test'));
});
it('Should request dependencies when needed ', function () {
    var fetchService = jest.fn();
    var service = ConstructContext_1.constructServiceByTags(fetchService)(/** @class */ (function () {
        function class_1() {
            throw new Error('Should not be called');
        }
        return class_1;
    }()), 'a', 'b');
    expect(service).toBeInstanceOf(Function);
    expect(fetchService).not.toBeCalled();
});
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