FEAT: Front-End Auto Testing

FEAT

FEAT: Front-End Auto Testing

前端自动化测试

jest

$ yarn add -D jest

# OR

$ npm i -D jest

https://jestjs.io/docs/en/getting-started

https://jestjs.io/docs/en/cli.html#coverage

https://jestjs.io/docs/en/mock-functions.html

https://jestjs.io/docs/en/using-matchers

demo

sum.js

const sum = (a = 0, b = 0) => {
    return a + b;
};

default export sum;

sum..test.js

import * as sum from("./sum");

test("adds 1 + 2 to equal 3", () => {
     expect(sum(1, 2)).toBe(3);
});

package.json

{
    "scripts": {
        "test": "jest"
    }
}

shell

$ yarn test

# or

$ npm run test

babel & jest

expect

https://jestjs.io/docs/en/expect

// todo...

asynchronous

Promise & Async / Await

https://jestjs.io/docs/en/asynchronous

// todo...

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TDD

Test-Drive Development 测试驱动开发

1. React + TypeScript
2. gulp + mocha + enzyme

https://www.cnblogs.com/BestMePeng/p/react_ts_tdd.html
https://github.com/Penggggg/tdd-demo

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