Har*_*ert 5 testing mocha.js node.js typescript tsconfig
我正在尝试为我的 nodejs 服务器应用程序编写测试,现在一切正常。我可以将我的代码从打字稿编译成 javascript 没有错误,但是当我尝试运行 mocha 测试时,打字稿预编译失败,因为在typings.d.ts.
这是我在里面的声明 typings.d.ts
import {User} from "./users/user.model";
import {MainDatabase} from "./core/models/database.model";
import {Translation} from "./core/services/i18n";
import {LanguageDefinition} from "./core/models/language.model";
import {Reminder} from "./core/services/schedule/schedule.model";
import {UserProfileModel} from "./core/database/models/user_profile";
import {UserClientModel} from "./core/database/models/user_client";
import {PhoneNumberModel} from "./core/database/models/phone_number";
import {CountryModel} from "./core/database/models/country";
import {CustomerTypeModel} from "./core/database/models/customer/customer_type";
import {CustomerModel} from "./core/database/models/customer/customer";
import {ReminderModel} from "./core/database/models/reminder_options";
import {Customer} from "./customers/customer.model";
import {IUserAccount} from "./core/database/models/user_account";
import {UserAccountModel} from "./core/database/models/user_account";
import {MailModel} from "./core/services/mail/mail.model";
import {Request} from "express";
import {Models} from "sequelize";
declare global {
module NodeJS {
interface Global {
translation: Translation;
db: MainDatabase;
/*Classes to be reach through the global object*/
User: User;
Reminder: Reminder;
Customer: Customer;
Mailer: MailModel;
}
}
}
declare module "Express"{
export interface Request {
user?: IUserAccount;
authenticated: boolean;
locals: {
files?: File[];
};
locale?: LanguageDefinition;
info?:{
userAgent?: string;
ip?: string;
}
}
}
// extending the original sequelize interfaces
declare module "sequelize" {
/**
* Database models
* only list SEQUELIZE Models here not classes
* */
interface Models {
UserProfile: UserProfileModel;
UserAccount: UserAccountModel;
UserClient: UserClientModel;
Reminder: ReminderModel;
PhoneNumber: PhoneNumberModel,
CustomerType: CustomerTypeModel,
Customer: CustomerModel,
Country: CountryModel
}
}
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在我中,app.ts我通过从原始包中导入原始接口/类型来使用这些类型
//omitted for brevity
/**
* Setup all globals that do not belong to the database
* */
private setupServerGlobals() {
try {
global.Mailer = new MailModel();
} catch (e) {
console.error('setupServerGlobals', e);
}
}
private setupTranslation(): Observable<any> {
// create translation
const translation = new Translation({
language: { language: 'de', fullLanguage: 'de' },
});
return translation.init().pipe(
tap(() => {
global.translation = translation;
}),
);
}
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现在,当我运行时,tsc --watch & nodemon ./dist/src/app.js所有文件都编译成功,服务器启动没有任何问题。typings.d.ts由于我的 tsconfig.json 配置,编译器可以看到我内部定义的全局类型。
但是当我运行tsc & mocha它时会抛出这个错误:
/Users/user/Documents/Project/subfolder/project-name/node_modules/ts-node/src/index.ts:261
return new TSError(diagnosticText, diagnosticCodes)
^
TSError: ? Unable to compile TypeScript:
src/app.ts(60,14): error TS2339: Property 'Mailer' does not exist on type 'Global'.
src/app.ts(78,11): error TS2339: Property 'info' does not exist on type 'Request'.
src/app.ts(156,16): error TS2339: Property 'translation' does not exist on type 'Global'.
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我的设置看起来像这样: + 我在每个要测试的文件旁边都有所有测试文件 + 我有一个测试文件夹,我的mocha.opts文件在其中
这是我的mocha.opts文件的内容:
src/**/*.spec.ts
--require ts-node/register
--recursive
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最后这是我的tsconfig.json文件:
{
"compilerOptions": {
"target": "es6",
"module": "commonjs",
"moduleResolution": "node",
"allowSyntheticDefaultImports": true,
"allowJs": true,
"importHelpers": true,
"jsx": "react",
"alwaysStrict": true,
"sourceMap": true,
"forceConsistentCasingInFileNames": true,
"noFallthroughCasesInSwitch": true,
"noImplicitReturns": true,
"noUnusedLocals": false,
"noUnusedParameters": false,
"noImplicitAny": false,
"noImplicitThis": false,
"strictNullChecks": false,
"outDir": "dist"
},
"include": ["**/*.ts"]
}
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像运行服务器一样运行我的测试,而不会出现编译问题。
我感谢每一个帮助。
我可以通过typings.d.ts在我的app.ts文件中像这样导入类型来解决我的问题
import * as typings from './typings';
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但对我来说,这似乎不是解决这个问题的好方法,因为在每个文件中,我都会使用global变量,我需要重新导入上面的类型。
如果你知道如何解决这个问题,仍然可以随意解决。
TypeScript 包含以下typeRoots 和类型配置tsconfig.json:
"typeRoots": [
"./node_modules/@types",
"./typings"
],
"types": [
"mocha"
]
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如果指定了 typeRoots,则仅包含 typeRoots 下的包 typeRoots:在这些文件夹中查找类型。
如果指定了类型,则仅包含列出的包。例如摩卡。如果您需要 typeRoots 中的所有包(如您的情况),则不要提供类型选项。指定"types": []将禁用 @types 包的自动包含。
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