inversify-express-utils/lib/cjs/test/decorators.test.js

Some utilities for the development of express applications with Inversify

"use strict";
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;
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};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
    return function (target, key) { decorator(target, key, paramIndex); }
};
Object.defineProperty(exports, "__esModule", { value: true });
const globals_1 = require("@jest/globals");
const constants_1 = require("../constants");
const decorators_1 = require("../decorators");
(0, globals_1.describe)('Unit Test: Controller Decorators', () => {
    (0, globals_1.it)('should add controller metadata to a class when decorated with @controller', () => {
        const middleware = [
            () => undefined,
            'foo',
            Symbol.for('bar'),
        ];
        const path = 'foo';
        let TestController = class TestController {
        };
        TestController = __decorate([
            (0, decorators_1.controller)(path, ...middleware)
        ], TestController);
        const controllerMetadata = Reflect.getMetadata(constants_1.METADATA_KEY.controller, TestController);
        (0, globals_1.expect)(controllerMetadata.middleware).toEqual(middleware);
        (0, globals_1.expect)(controllerMetadata.path).toEqual(path);
        (0, globals_1.expect)(controllerMetadata.target).toEqual(TestController);
    });
    (0, globals_1.it)('should add method metadata to a class when decorated with @httpMethod', () => {
        const middleware = [
            () => undefined,
            'bar',
            Symbol.for('baz'),
        ];
        const path = 'foo';
        const method = constants_1.HTTP_VERBS_ENUM.get;
        class TestController {
            test() {
                return undefined;
            }
            test2() {
                return undefined;
            }
            test3() {
                return undefined;
            }
        }
        __decorate([
            (0, decorators_1.httpMethod)(method, path, ...middleware),
            __metadata("design:type", Function),
            __metadata("design:paramtypes", []),
            __metadata("design:returntype", void 0)
        ], TestController.prototype, "test", null);
        __decorate([
            (0, decorators_1.httpMethod)('foo', 'bar'),
            __metadata("design:type", Function),
            __metadata("design:paramtypes", []),
            __metadata("design:returntype", void 0)
        ], TestController.prototype, "test2", null);
        __decorate([
            (0, decorators_1.httpMethod)('bar', 'foo'),
            __metadata("design:type", Function),
            __metadata("design:paramtypes", []),
            __metadata("design:returntype", void 0)
        ], TestController.prototype, "test3", null);
        const methodMetadata = Reflect.getMetadata(constants_1.METADATA_KEY.controllerMethod, TestController);
        (0, globals_1.expect)(methodMetadata.length).toEqual(3);
        const metadata = methodMetadata[0];
        (0, globals_1.expect)(metadata?.middleware).toEqual(middleware);
        (0, globals_1.expect)(metadata?.path).toEqual(path);
        (0, globals_1.expect)(metadata?.target.constructor).toEqual(TestController);
        (0, globals_1.expect)(metadata?.key).toEqual('test');
        (0, globals_1.expect)(metadata?.method).toEqual(method);
    });
    (0, globals_1.it)('should add parameter metadata to a class when decorated with @params', () => {
        const middleware = [
            () => {
                //
            },
            'bar',
            Symbol.for('baz'),
        ];
        const path = 'foo';
        const method = constants_1.HTTP_VERBS_ENUM.get;
        const methodName = 'test';
        class TestController {
            test(_id, _cat) {
                //
            }
            test2(_dog) {
                //
            }
            test3() {
                //
            }
        }
        __decorate([
            (0, decorators_1.httpMethod)(method, path, ...middleware),
            __param(0, (0, decorators_1.params)(constants_1.PARAMETER_TYPE.PARAMS, 'id')),
            __param(1, (0, decorators_1.params)(constants_1.PARAMETER_TYPE.PARAMS, 'cat')),
            __metadata("design:type", Function),
            __metadata("design:paramtypes", [Object, Object]),
            __metadata("design:returntype", void 0)
        ], TestController.prototype, "test", null);
        __decorate([
            (0, decorators_1.httpMethod)('foo', 'bar'),
            __param(0, (0, decorators_1.params)(constants_1.PARAMETER_TYPE.PARAMS, 'dog')),
            __metadata("design:type", Function),
            __metadata("design:paramtypes", [Object]),
            __metadata("design:returntype", void 0)
        ], TestController.prototype, "test2", null);
        __decorate([
            (0, decorators_1.httpMethod)('bar', 'foo'),
            __metadata("design:type", Function),
            __metadata("design:paramtypes", []),
            __metadata("design:returntype", void 0)
        ], TestController.prototype, "test3", null);
        const methodMetadataList = Reflect.getMetadata(constants_1.METADATA_KEY.controllerParameter, TestController);
        (0, globals_1.expect)(methodMetadataList['test'] && true).toEqual(true);
        const paramaterMetadataList = methodMetadataList[methodName];
        (0, globals_1.expect)(paramaterMetadataList?.length).toEqual(2);
        const paramaterMetadata = paramaterMetadataList?.[0];
        (0, globals_1.expect)(paramaterMetadata?.index).toEqual(0);
        (0, globals_1.expect)(paramaterMetadata?.parameterName).toEqual('id');
    });
});
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