{"id":38818,"date":"2023-01-14T10:29:28","date_gmt":"2023-10-09T04:50:45","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8angular-cli%e5%bf%ab%e9%80%9f%e9%96%8b%e7%99%bcangular2%e6%87%89%e7%94%a8%e7%a8%8b%e5%bc%8f%e7%9a%84%e5%85%a5%e9%96%80%e6%8c%87%e5%8d%97\/"},"modified":"2024-04-29T09:52:16","modified_gmt":"2024-04-29T01:52:16","slug":"%e7%94%a8angular-cli%e5%bf%ab%e9%80%9f%e9%96%8b%e7%99%bcangular2%e6%87%89%e7%94%a8%e7%a8%8b%e5%bc%8f%e7%9a%84%e5%85%a5%e9%96%80%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8angular-cli%e5%bf%ab%e9%80%9f%e9%96%8b%e7%99%bcangular2%e6%87%89%e7%94%a8%e7%a8%8b%e5%bc%8f%e7%9a%84%e5%85%a5%e9%96%80%e6%8c%87%e5%8d%97\/","title":{"rendered":"\u7528Angular CLI\u5feb\u901f\u958b\u767cAngular2\u61c9\u7528\u7a0b\u5f0f\u7684\u5165\u9580\u6307\u5357"},"content":{"rendered":"

\u7ec8\u4e8e\u53d1\u5e03\u4e86\uff0cAngular2\uff01<\/p>\n

\u60a8\u77e5\u9053Angular2\u4e2d\u5df2\u7ecf\u8bbe\u6709\u4e00\u4e2a\u547d\u4ee4\u884c\u754c\u9762\uff08CLI\uff09\u7684\u5f00\u53d1\u73af\u5883\uff0c\u53ef\u4ee5\u81ea\u52a8\u751f\u6210\u6a21\u677f\uff0c\u81ea\u52a8\u52a0\u8f7d\u66f4\u65b0\u6587\u4ef6\uff0c\u4f7f\u5f97\u5f00\u53d1\u901f\u5ea6\u98de\u5feb\u3002<\/p>\n

\u53ea\u9700\u5b89\u88c5Angular CLI\uff0c\u5373\u53ef\u4e00\u6b21\u6027\u6574\u5408\u5404\u79cd\u5f00\u53d1\u73af\u5883\u3002\u56e0\u6b64\uff0c\u8fc7\u53bb\u9700\u8981\u8bbe\u7f6e\u5404\u79cd\u73af\u5883\uff0c\u5982gulp\u3001grunt\u3001TypeScript\u7684\u5f00\u53d1\u98ce\u683c\u53ef\u80fd\u4f1a\u4e00\u4e0b\u5b50\u53d1\u751f\u53d8\u5316\u3002<\/p>\n

\u6211\u5e0c\u671b\u4f7f\u7528Angular CLI\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u4e2a\u5728\u5171\u4eab\u903b\u8f91[MessageService]\u4e2d\u83b7\u53d6\u6587\u672c\u5e76\u663e\u793a\u8be5\u6587\u672c\u7684\u5c4f\u5e55\u7ec4\u4ef6[HelloComponent]\u3002\u901a\u8fc7\u4f7f\u7528\u670d\u52a1\u548c\u7ec4\u4ef6\uff0c\u6211\u5e0c\u671b\u60a8\u80fd\u611f\u53d7\u5230\u5728Angular\u4e2d\u8fdb\u884c\u5f00\u53d1\u7684\u5927\u81f4\u6846\u67b6\u3002<\/p>\n

\u8ba9\u6211\u4eec\u6765\u4f53\u9a8cAngular2\u7684\u9ad8\u901f\u5f00\u53d1\u3002<\/p>\n

\u51c6\u5907<\/h2>\n

0.0. \u5b89\u88c5Angular CLI<\/h3>\n

\u5b89\u88c5Angular CLI\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u6267\u884cnpm\u547d\u4ee4\u5373\u53ef\u3002<\/p>\n

>npm install -g angular-cli\r\n\r\n\r\n* \u305f\u3060\u3057\u3001Node\u306f4.x.x,npm\u306f3.x.x\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002 \r\n<\/code><\/pre>\n
\u4f7f\u7528\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u5404\u79cd\u5de5\u5177\u5c06\u88ab\u96c6\u4e2d\u5b89\u88c5\u3002\u975e\u5e38\u7b80\u5355\uff01<\/p>\n
0.1. \u521b\u9020\u4e00\u4e2a\u5e94\u7528\u7684\u96cf\u5f62<\/h3>\n
\u9996\u5148\uff0c\u6211\u4eec\u5c06\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u3002\u8bf7\u5728\u8be5\u5e94\u7528\u7a0b\u5e8f\u7684\u6587\u4ef6\u5939\u4e2d\u8fdb\u884c\u79fb\u52a8\u3002<\/p>\n
> ng new MyApp\r\n> cd MyApp\r\n\r\n<\/code><\/pre>\n
0.2. \u6267\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u6a21\u677f\u3002<\/h3>\n
\u6211\u4eec\u6765\u8fd0\u884c\u521a\u521a\u521b\u5efa\u7684\u5e94\u7528\u7a0b\u5e8f\u5427\u3002\u8bf7\u5c1d\u8bd5\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4\u3002<\/p>\n
> ng serve\r\n\r\n<\/code><\/pre>\n
\u9879\u76ee\u5df2\u6784\u5efa\uff0c\u5e76\u901a\u8fc7\u7b80\u6613\u670d\u52a1\u5668\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u3002\u8bf7\u5c1d\u8bd5\u5728\u6d4f\u89c8\u5668\u4e2d\u6253\u5f00http:\/\/localhost:4200\/\u3002\u6211\u76f8\u4fe1\u60a8\u5c06\u770b\u5230Angular 2\u5e94\u7528\u7a0b\u5e8f\u5728\u5c4f\u5e55\u4e0a\u8fd0\u884c\u3002<\/p>\n
\"\u8d77\u52d5\u753b\u9762\"<\/div>\n
\u4e4b\u540e\uff0c\u6bcf\u6b21\u66f4\u65b0\u6587\u4ef6\u65f6\uff0c\u5c06\u81ea\u52a8\u6267\u884c\u6784\u5efa\uff0c\u5e76\u81ea\u52a8\u5237\u65b0\u6d4f\u89c8\u5668\u663e\u793a\u3002\u8fd9\u786e\u5b9e\u5927\u5927\u65b9\u4fbf\u4e86\u5f00\u53d1\u5de5\u4f5c\u3002<\/p>\n
1. \u589e\u52a0\u670d\u52a1<\/h2>\n
\u5728Angular\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u670d\u52a1\u6765\u63cf\u8ff0\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u72b6\u6001\u548c\u5904\u7406\u3002<\/p>\n
\u521b\u5efa\u670d\u52a1\u6a21\u677f<\/h3>\n
\u8fd9\u6b21\u6211\u4eec\u8981\u521b\u5efa\u4e00\u4e2aMessage\u670d\u52a1\u6765\u8fd4\u56de\u7ed9hello\u4f7f\u7528\u7684\u6d88\u606f\u3002\u9996\u5148\u8ba9\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u6a21\u677f\u3002<\/p>\n
> ng g service message\r\ninstalling service\r\n  create src\/app\/message.service.spec.ts\r\n  create src\/app\/message.service.ts\r\n\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\uff0c\u5982\u679c\u5728\u6b64\u65f6\u8f93\u5165”Service”\u548c”\u670d\u52a1\u540d”\uff0c\u4f1a\u51fa\u73b0”ServiceService”\u7684\u91cd\u590d\uff0c\u8bf7\u5c0f\u5fc3\u64cd\u4f5c\u3002<\/p>\n
1.2. \u670d\u52a1\u7684\u5b9e\u65bd<\/h3>\n
\u8ba9\u6211\u4eec\u5728\u670d\u52a1\u4e2d\u6dfb\u52a0\u4e00\u4e2a”getMessage”\u65b9\u6cd5\u3002<\/p>\n
\r\nexport<\/span> class<\/span> MessageService<\/span> {<\/span>\r\n\r\n  constructor<\/span>()<\/span> {}<\/span>\r\n\r\n  getMessage<\/span>():<\/span> string<\/span>{<\/span>\r\n    return<\/span> \"<\/span>Hello<\/span>\"<\/span>;<\/span>\r\n  }<\/span>\r\n}<\/span>\r\n\r\n<\/code><\/pre>\n
1. \u6700\u597d\u63d0\u524d\u719f\u6089\u5e76\u719f\u7ec3\u5904\u7406\u7f16\u8bd1\u9519\u8bef\u3002<\/h3>\n
\u5efa\u8bae\u4f60\u4ece\u73b0\u5728\u5f00\u59cb\u4e0d\u65ad\u9047\u5230\u5404\u79cdTypeScript\u7f16\u8bd1(\u8f6c\u8bd1)\u9519\u8bef\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u4e00\u65e6\u68c0\u6d4b\u5230\u6709\u4efb\u4f55\u66f4\u6539\uff0c<\/p>\n
Child html-webpack-plugin for \"index.html\":\r\n         Asset     Size  Chunks       Chunk Names\r\n    index.html  2.81 kB       0       \r\nwebpack: bundle is now VALID.\r\n<\/code><\/pre>\n
\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5c3d\u7ba1\u4f1a\u663e\u793a\u5982\u4e0b\u5185\u5bb9\uff0c\u4f46\u6211\u4eec\u53ef\u4ee5\u523b\u610f\u5236\u9020\u8bed\u6cd5\u9519\u8bef\u5e76\u8fdb\u884c\u7f16\u8bd1\u9519\u8bef\u3002\u6211\u4eec\u53ef\u4ee5\u5c1d\u8bd5\u5220\u9664\u6700\u540e\u7684\u5206\u53f7\u5e76\u66f4\u65b0\u4fdd\u5b58\u6587\u4ef6\u3002<\/p>\n
  getMessage<\/span>():<\/span> string<\/span>{<\/span>\r\n    return<\/span> \"<\/span>Hello\r\n  }\r\n<\/span><\/code><\/pre>\n
\u7136\u540e\uff0c\u50cf\u4e0b\u9762\u7684\u63a7\u5236\u53f0\u4e00\u6837\uff0c\u8f93\u51fa\u5982\u4e0b\uff0c\u5e76\u4e14\u51fa\u73b0\u4e86\u975e\u5e38\u957f\u7684\u6d88\u606f\u3002<\/p>\n
ERROR in .\/src\/app\/message.service.ts\r\nModule parse failed: \r\n\uff08\u4ee5\u4e0b\u7565\uff09    \r\n\r\n<\/code><\/pre>\n
\u6240\u4ee5\uff0c\u6211\u6709\u70b9\u56f0\u60d1\uff0c\u4f46\u53ea\u8981\u4ed4\u7ec6\u9605\u8bfb\u7b2c\u4e00\u4e2a\u9519\u8bef\u90e8\u5206\uff08Typescript\u53d1\u73b0\u4ee5\u4e0b\u9519\u8bef\uff1amessage.service.ts\uff089,24\uff09\uff1a\u5b57\u7b26\u4e32\u5b57\u9762\u91cf\u672a\u7ed3\u675f\u3002\uff09\uff0c\u4f60\u5c31\u4f1a\u660e\u767d\u5b57\u7b26\u4e32\u5b57\u9762\u91cf\u6ca1\u6709\u88ab\u6b63\u786e\u7ed3\u675f\uff0c\u9519\u8bef\u5185\u5bb9\u5c31\u5728\u8fd9\u91cc\u63cf\u8ff0\u3002\u8bf7\u4ed4\u7ec6\u786e\u8ba4\u8fd9\u4e2a\u9519\u8bef\uff0c\u7136\u540e\u7ee7\u7eed\u5f00\u53d1\u5373\u53ef\u3002<\/p>\n
2. \u6dfb\u52a0\u7ec4\u4ef6<\/h2>\n
\u90a3\u4e48\u6211\u4eec\u7ee7\u7eed\u5de5\u4f5c\u5427\u3002\u7ec4\u4ef6\u662f\u5c4f\u5e55\u7684\u90e8\u4ef6\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u4ece\u5148\u524d\u521b\u5efa\u7684\u670d\u52a1\uff08\u901a\u7528\u5904\u7406\uff09\u4e2d\u83b7\u53d6\u4fe1\u606f\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u80fd\u591f\u5c55\u793a\u8be5\u4fe1\u606f\u7684\u7ec4\u4ef6\u3002<\/p>\n
2.1.\u521b\u5efa\u539f\u578b<\/h3>\n
\u8ba9\u6211\u4eec\u4f7f\u7528Angular CLI\u6765\u751f\u6210\u7ec4\u4ef6\u7684\u6a21\u677f\u3002<\/p>\n
> ng g component \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u540d\r\n<\/code><\/pre>\n
\u5047\u8bbe\u6211\u4eec\u8981\u521b\u5efa\u4e00\u4e2aHelloComponent\u3002<\/p>\n
> ng g component hello\r\n\r\ninstalling component\r\n  create src\/app\/hello\/hello.component.css\r\n  create src\/app\/hello\/hello.component.html\r\n  create src\/app\/hello\/hello.component.spec.ts\r\n  create src\/app\/hello\/hello.component.ts\r\n  create src\/app\/hello\/index.ts\r\n\r\n>\r\n<\/code><\/pre>\n
\u8bf7\u6ce8\u610f\uff0c\u5982\u679c\u6b64\u65f6\u5c06\u7ec4\u4ef6\u540d\u79f0\u547d\u540d\u4e3aComponent\uff0c\u5219\u4f1a\u4e0eComponentComponent\u91cd\u590d\uff0c\u8bf7\u5c0f\u5fc3\u3002<\/p>\n
2.2. \u4e0e\u6240\u521b\u5efa\u7684\u670d\u52a1\u8fdb\u884c\u5408\u4f5c\u3002<\/h3>\n
\u90a3\u4e48\uff0c\u6211\u4eec\u6765\u5c1d\u8bd5\u4e0e\u4e4b\u524d\u521b\u5efa\u7684MessageService\u8fdb\u884c\u534f\u4f5c\u5427\u3002<\/p>\n
2.2.1\u5f15\u5165\u670d\u52a1<\/h3>\n
\u9996\u5148\uff0c\u5bf9\u4e8e\u4f7f\u7528\u670d\u52a1\u7684\u7ec4\u4ef6\uff0c\u9700\u8981\u6309\u7167TypeScript\u7684\u60ef\u4f8b\u5bfc\u5165\u6240\u4f7f\u7528\u670d\u52a1\u7684\u7c7b\u578b\u3002<\/p>\n
import { MessageService } from '..\/message.service'\r\n\r\n<\/code><\/pre>\n
2.2.2 \u51c6\u5907 DI<\/h3>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8bbe\u7f6e\u4f9d\u8d56\u6ce8\u5165\u673a\u5236\uff0c\u4ee5\u4fbf\u53ef\u4ee5\u7f16\u8f91\u5143\u6570\u636e\u5e76\u83b7\u53d6MessageService\u3002\u9996\u5148\uff0c\u6211\u4eec\u5c06\u6dfb\u52a0providers\u9879\u6765\u6307\u5b9a\u6ce8\u5165\u7684\u670d\u52a1\u3002<\/p>\n
\u8bf7\u5199\u4e0b\u88ab\u6ce8\u5165\u5230providers\u4e2d\u7684MessageService\u3002<\/p>\n
@Component({\r\n  providers: [MessageService],\r\n  selector: 'app-hello',\r\n  templateUrl: '.\/hello.component.html',\r\n  styleUrls: ['.\/hello.component.css']\r\n})\r\n<\/code><\/pre>\n
\u7136\u540e\u6dfb\u52a0MessageService\u4f5c\u4e3a\u6784\u9020\u51fd\u6570\u7684\u53c2\u6570\uff0c\u5e76\u8fdb\u884c\u4f9d\u8d56\u6ce8\u5165\u3002<\/p>\n
  constructor(private service: MessageService) { }\r\n\r\n<\/code><\/pre>\n
\u73b0\u5728HelloComponent\u53ef\u4ee5\u4f7f\u7528MessageService\u4e86\u3002<\/p>\n
2.3. \u8c03\u7528\u670d\u52a1<\/h3>\n
\u5173\u4e8eMessageService\u7684\u4f7f\u7528\uff0c\u5bf9\u4e8e\u672c\u4f8b\u6765\u8bf4\uff0c\u8ba9\u6211\u4eec\u5728ngOnInit()\u51fd\u6570\u4e2d\u901a\u8fc7MessageService#getMessage()\u6765\u83b7\u53d6\u503c\uff0c\u5e76\u5c06\u5176\u4fdd\u5b58\u4e3a\u5c5e\u6027\u503c\u3002<\/p>\n
export<\/span> class<\/span> HelloComponent<\/span> implements<\/span> OnInit<\/span> {<\/span>\r\n\r\n  constructor<\/span>(<\/span>private<\/span> service<\/span>:<\/span> MessageService<\/span>)<\/span> {<\/span> }<\/span>\r\n\r\n  message<\/span>:<\/span> string<\/span>;<\/span>\r\n\r\n  ngOnInit<\/span>()<\/span> {<\/span>\r\n    this<\/span>.<\/span>message<\/span> =<\/span> this<\/span>.<\/span>service<\/span>.<\/span>getMessage<\/span>();<\/span>\r\n  }<\/span>\r\n\r\n}<\/span>\r\n<\/code><\/pre>\n
2.4. \u4fee\u6539\u6a21\u677f\u3002<\/h3>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u4f7f\u5f97\u53ef\u4ee5\u663e\u793a\u83b7\u53d6\u7684\u503c\u3002\u4e3a\u6b64\uff0c\u9700\u8981\u7f16\u8f91\u7ec4\u4ef6\u7684\u6a21\u677f\u3002<\/p>\n
\u4f60\u597d.component.html<\/p>\n
<p><\/span>\r\n  hello works!\r\n<\/p><\/span>\r\n<p><\/span>\r\n{{message}}\r\n<\/p><\/span>\r\n<\/code><\/pre>\n
app.component.html\u7684\u539f\u6587\u662f\uff1a”paraphrase the following natively in chinese, only need one option : app.component.html”<\/p>\n
\u4e2d\u6587\u7ffb\u8bd1\u53ef\u4ee5\u662f\uff1a”\u8bf7\u4ee5\u4e2d\u6587\u8fdb\u884c\u7ffb\u8bd1\uff0c\u53ea\u9700\u8981\u4e00\u4e2a\u9009\u9879\uff1aapp.component.html”<\/p>\n
<h1><\/span>{{title}}<\/h1><\/span>\r\n<app-hello><\/app-hello><\/span>\r\n<\/code><\/pre>\n
\u5c062.5\u7ec4\u4ef6\u5408\u5e76\u5230\u4e3b\u8981\u7ec4\u4ef6\u4e2d\u3002<\/h3>\n
\u6211\u4eec\u6765\u770b\u770b\u5728\u8fd9\u4e2a\u72b6\u6001\u4e0b\u7684\u6d4f\u89c8\u5668\u3002<\/p>\n
\"appworks.png\"<\/div>\n
\u6211\u5df2\u7ecf\u53d1\u73b0\u8be5\u7ec4\u4ef6\u6b63\u5728\u4f7f\u7528\u4ece\u670d\u52a1\u83b7\u53d6\u7684\u503c\u8fdb\u884c\u64cd\u4f5c\u3002\u60a8\u80fd\u770b\u51faAngular2\u5f00\u53d1\u7684\u5f3a\u5927\u4e4b\u5904\u5417\uff1f<\/p>\n
3. \u8fd8\u8981\u8bb0\u4f4f\u5176\u4ed6\u7684\u6307\u4ee4\u3002<\/h2>\n
3.1. \u4f7f\u7528 ng generate<\/h3>\n
\u6700\u540e\uff0c\u6211\u4eec\u4e5f\u8981\u8bb0\u4f4f\u5176\u4ed6\u7684\u547d\u4ee4\u3002
\n\u751f\u6210\u6a21\u677f\uff08scafolding\uff09\u7684\u547d\u4ee4\u662fng g\uff08generate\uff09\u3002<\/p>\n
\u5728TypeScript\u4e2d\uff0c\u53ef\u4ee5\u521b\u5efa\u7c7b\u548c\u63a5\u53e3\u3002<\/p>\n
\n
\u3072\u306a\u304c\u305f\u7528\u6cd5Componentng g component my-new-componentDirectiveng g directive my-new-directivePipeng g pipe my-new-pipeServiceng g service my-new-serviceClassng g class my-new-classInterfaceng g interface my-new-interfaceEnumng g enum my-new-enum<\/div>\n<\/div>\n
3.2. \u6784\u5efa\u5e94\u7528<\/h3>\n
\u5728Angular2 CLI\u4e2d\uff0c\u6700\u65b0\u7684\u73af\u5883\u96c6\u6210\u4e86webpack\u7684\u529f\u80fd\uff0c\u5b83\u53ef\u4ee5\u628aJavaScript\u7b49\u6587\u4ef6\u5408\u5e76\u5728\u4e00\u8d77\u3002\u7279\u522b\u662fng build\u529f\u80fd\u5177\u5907\u4ea7\u54c1\u7248\u672c\u7684\u6784\u5efa\u80fd\u529b\u3002<\/p>\n
>ng build --prod\r\n\r\n<\/code><\/pre>\n
\u8f93\u5165\u8be5\u547d\u4ee4\u540e\uff0c\u5c06\u521b\u5efa\u4e00\u4e2adist\u76ee\u5f55\uff0c\u5e76\u751f\u6210\u4ea7\u54c1\u53d1\u5e03\u7248\u672c\u3002\u5f53\u8fd0\u884cng serve\u547d\u4ee4\u65f6\uff0c\u4f1a\u5305\u542b\u4e00\u4e9b\u81ea\u52a8\u52a0\u8f7d\u7684\u989d\u5916\u4ee3\u7801\uff0c\u4f46\u751f\u6210\u7684\u5361\u54e9\u5361\u54e9\u7684\u4ea7\u54c1\u7248\u672c\u5e94\u7528\u7a0b\u5e8f\u5c06\u7701\u53bb\u8fd9\u4e9b\u5185\u5bb9\u3002<\/p>\n
3.3. \u8fd0\u884c\u6d4b\u8bd5<\/h3>\n
\u4f7f\u7528`ng g`\u547d\u4ee4\u751f\u6210\u7684\u5404\u79cd\u6587\u4ef6\u4e2d\uff0c\u4f1a\u751f\u6210\u4e00\u4e2a\u540d\u4e3a`*.spec.ts`\u7684Jasmine\u6d4b\u8bd5\u6a21\u677f\u6587\u4ef6\uff0c\u9075\u5faaJasmine\u6846\u67b6\u7684\u683c\u5f0f\u3002<\/p>\n
\u90a3\u4e48\uff0c\u6211\u4eec\u9a6c\u4e0a\u6765\u4f7f\u7528 ng test \u547d\u4ee4\u8fdb\u884c\u6d4b\u8bd5\u3002\u7531\u4e8e\u521b\u5efa\u4e86 HelloComponent\uff0c\u4f3c\u4e4e\u9700\u8981\u8fdb\u884c\u4e00\u4e9b\u4fee\u6b63\u3002<\/p>\n
3.3.1 \u8fdb\u884c\u6d4b\u8bd5\u7684\u65b9\u6cd5<\/h4>\n
\u5f53\u6267\u884cng test\u65f6\uff0c\u4f1a\u51fa\u73b0\u4ee5\u4e0b\u9519\u8bef\u6d88\u606f\u3002<\/p>\n
Chrome 53.0.2785 (Mac OS X 10.11.6) App: Bakusoku should create the app FAILED\r\n    'app-hello' is not a known element:\r\n    1. If 'app-hello' is an Angular component, then verify that it is part of this module.\r\n\r\n<\/code><\/pre>\n
\u95ee\u9898\u7684\u539f\u56e0\u662fapp.component.spec.ts\u6587\u4ef6\u5185\u65e0\u6cd5\u7406\u89e3HelloComponent\u3002
\n\u8ba9app.component.spec.ts\u80fd\u591f\u4f7f\u7528hello.component\u5427\u3002<\/p>\n
\u7f16\u8f91import\u8bed\u53e5\u548c\u58f0\u660e\u3002<\/p>\n
\r\n\/\/\u8ffd\u52a0<\/span>\r\nimport<\/span> {<\/span> HelloComponent<\/span> }<\/span> from<\/span> '<\/span>.\/hello\/hello.component<\/span>'<\/span>;<\/span>\r\n\r\ndescribe<\/span>(<\/span>'<\/span>App: Bakusoku<\/span>'<\/span>,<\/span> ()<\/span> =><\/span> {<\/span>\r\n  beforeEach<\/span>(()<\/span> =><\/span> {<\/span>\r\n    TestBed<\/span>.<\/span>configureTestingModule<\/span>({<\/span>\r\n      declarations<\/span>:<\/span> [<\/span>\r\n        AppComponent<\/span> ,<\/span>\r\n        HelloComponent<\/span>\u3000<\/span>\/\/\u8ffd\u52a0<\/span>\r\n      ],<\/span>\r\n    });<\/span>\r\n  });<\/span>\r\n\r\n<\/code><\/pre>\n
\u53e6\u5916\uff0c\u7531\u4e8eHelloComponent\u6ce8\u5165\u4e86MessageService\uff0c\u6240\u4ee5\u8fd8\u9700\u8981\u5728hello.component.spec.ts\u8fdb\u884c\u4fee\u6539\u624d\u884c\u3002<\/p>\n
\u8ba9\u6211\u4eec\u4fee\u6539import\u6587\u548cHelloComponent\u7684\u751f\u6210\u90e8\u5206\u3002<\/p>\n
import<\/span> {<\/span> MessageService<\/span> }<\/span> from<\/span> '<\/span>..\/message.service<\/span>'<\/span>;<\/span> \/\/import\u6587\u3092\u8ffd\u52a0<\/span>\r\n\r\ndescribe<\/span>(<\/span>'<\/span>Component: Hello<\/span>'<\/span>,<\/span> ()<\/span> =><\/span> {<\/span>\r\n  it<\/span>(<\/span>'<\/span>should create an instance<\/span>'<\/span>,<\/span> ()<\/span> =><\/span> {<\/span>\r\n    let<\/span> service<\/span> =<\/span> new<\/span> MessageService<\/span>();<\/span>\u3000<\/span>\/\/\u8ffd\u52a0<\/span>\r\n    let<\/span> component<\/span> =<\/span> new<\/span> HelloComponent<\/span>(<\/span>service<\/span>);<\/span> \/\/\u5f15\u6570\u3092\u8ffd\u52a0<\/span>\r\n    expect<\/span>(<\/span>component<\/span>).<\/span>toBeTruthy<\/span>();<\/span>\r\n  });<\/span>\r\n});<\/span>\r\n<\/code><\/pre>\n
\u73b0\u5728\u6240\u6709\u7684\u6d4b\u8bd5\u90fd\u901a\u8fc7\u4e86\uff01<\/p>\n
\u6211\u4eec\u8981\u4e0d\u65ad\u5730\u7528Jasmin\u7f16\u5199\u6d4b\u8bd5\u3002<\/p>\n
4. \u6700\u540e<\/h2>\n
\u7ffb\u8bd1\uff1a\u60a8\u53ef\u5426\u6ce8\u610f\u5230Angular 2\u4e0d\u4ec5\u4ec5\u662f\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u6846\u67b6\uff0c\u8fd8\u5bf9\u5f00\u53d1\u73af\u5883\u548c\u6574\u4e2a\u5f00\u53d1\u5de5\u4f5c\u8fdb\u884c\u4e86\u5927\u91cf\u6539\u8fdb\u5462\uff1f<\/p>\n
\u5728Angular CLI\u4e0a\u6784\u5efa\u5f00\u53d1\u73af\u5883\u53ea\u9700\u4e00\u6b21\u5b89\u88c5\uff0c\u4ece\u800c\u5927\u5927\u51cf\u5c11\u4e86\u7e41\u7410\u7684\u6b65\u9aa4\u3002\u5982\u679c\u56e2\u961f\u5408\u4f5c\u5f00\u53d1\uff0c\u8fd9\u5c06\u5e26\u6765\u5f88\u591a\u597d\u5904\u3002<\/p>\n
\u76ee\u524d\u6765\u770b\uff0c\u5728ng g\u547d\u4ee4\u4e2d\u4f3c\u4e4e\u8fd8\u65e0\u6cd5\u751f\u6210Angular2\u7684\u4e3b\u8981\u529f\u80fd\u4e4b\u4e00\u2014\u2014Angular2\u7684\u8def\u7531\u5668\u3002\u4f46\u662f\uff0c\u5f88\u5feb\u5c06\u4f1a\u8fdb\u884c\u76f8\u5e94\u7684\u652f\u6301\u3002Angular2\u7684\u73af\u5883\u5728\u4eca\u540e\u8fd8\u4f1a\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002<\/p>\n
\u8ba9\u6211\u4eec\u4ece\u73b0\u5728\u5f00\u59cb\u4f7f\u7528Angular2\u6765\u52a0\u5feb\u5f00\u53d1\u8fdb\u7a0b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7ec8\u4e8e\u53d1\u5e03\u4e86\uff0cAngular2\uff01 \u60a8\u77e5\u9053Angular2\u4e2d\u5df2\u7ecf\u8bbe\u6709\u4e00\u4e2a\u547d\u4ee4\u884c\u754c\u9762\uff08CLI\uff09\u7684\u5f00\u53d1\u73af\u5883\uff0c\u53ef\u4ee5\u81ea\u52a8\u751f […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-38818","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u7528Angular CLI\u5feb\u901f\u958b\u767cAngular2\u61c9\u7528\u7a0b\u5f0f\u7684\u5165\u9580\u6307\u5357 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528angular-cli\u5feb\u901f\u958b\u767cangular2\u61c9\u7528\u7a0b\u5f0f\u7684\u5165\u9580\u6307\u5357\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7528Angular CLI\u5feb\u901f\u958b\u767cAngular2\u61c9\u7528\u7a0b\u5f0f\u7684\u5165\u9580\u6307\u5357\" \/>\n<meta property=\"og:description\" content=\"\u7ec8\u4e8e\u53d1\u5e03\u4e86\uff0cAngular2\uff01 \u60a8\u77e5\u9053Angular2\u4e2d\u5df2\u7ecf\u8bbe\u6709\u4e00\u4e2a\u547d\u4ee4\u884c\u754c\u9762\uff08CLI\uff09\u7684\u5f00\u53d1\u73af\u5883\uff0c\u53ef\u4ee5\u81ea\u52a8\u751f […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528angular-cli\u5feb\u901f\u958b\u767cangular2\u61c9\u7528\u7a0b\u5f0f\u7684\u5165\u9580\u6307\u5357\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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