You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
76 lines
1.2 KiB
76 lines
1.2 KiB
2 years ago
|
# Disallow duplicate setup and teardown hooks (`no-duplicate-hooks`)
|
||
|
|
|
||
|
|
A `describe` block should not contain duplicate hooks.
|
||
|
|
|
||
|
|
## Rule Details
|
||
|
|
|
||
|
|
Examples of **incorrect** code for this rule
|
||
|
|
|
||
|
|
```js
|
||
|
|
/* eslint jest/no-duplicate-hooks: "error" */
|
||
|
|
|
||
|
|
describe('foo', () => {
|
||
|
|
beforeEach(() => {
|
||
|
|
// some setup
|
||
|
|
});
|
||
|
|
beforeEach(() => {
|
||
|
|
// some setup
|
||
|
|
});
|
||
|
|
test('foo_test', () => {
|
||
|
|
// some test
|
||
|
|
});
|
||
|
|
});
|
||
|
|
|
||
|
|
// Nested describe scenario
|
||
|
|
describe('foo', () => {
|
||
|
|
beforeEach(() => {
|
||
|
|
// some setup
|
||
|
|
});
|
||
|
|
test('foo_test', () => {
|
||
|
|
// some test
|
||
|
|
});
|
||
|
|
describe('bar', () => {
|
||
|
|
test('bar_test', () => {
|
||
|
|
afterAll(() => {
|
||
|
|
// some teardown
|
||
|
|
});
|
||
|
|
afterAll(() => {
|
||
|
|
// some teardown
|
||
|
|
});
|
||
|
|
});
|
||
|
|
});
|
||
|
|
});
|
||
|
|
```
|
||
|
|
|
||
|
|
Examples of **correct** code for this rule
|
||
|
|
|
||
|
|
```js
|
||
|
|
/* eslint jest/no-duplicate-hooks: "error" */
|
||
|
|
|
||
|
|
describe('foo', () => {
|
||
|
|
beforeEach(() => {
|
||
|
|
// some setup
|
||
|
|
});
|
||
|
|
test('foo_test', () => {
|
||
|
|
// some test
|
||
|
|
});
|
||
|
|
});
|
||
|
|
|
||
|
|
// Nested describe scenario
|
||
|
|
describe('foo', () => {
|
||
|
|
beforeEach(() => {
|
||
|
|
// some setup
|
||
|
|
});
|
||
|
|
test('foo_test', () => {
|
||
|
|
// some test
|
||
|
|
});
|
||
|
|
describe('bar', () => {
|
||
|
|
test('bar_test', () => {
|
||
|
|
beforeEach(() => {
|
||
|
|
// some setup
|
||
|
|
});
|
||
|
|
});
|
||
|
|
});
|
||
|
|
});
|
||
|
|
```
|