eslint-plugin-ava [](https://coveralls.io/github/avajs/eslint-plugin-ava?branch=main)

ESLint rules for AVA

Translations: Français

This plugin is bundled in XO. No need to do anything if you're using it.

Propose or contribute a new rule ➡

Install

npm install --save-dev eslint eslint-plugin-ava

Requires ESLint >=10, flat config, and ESM.

Usage

Use a preset config or configure each rule in eslint.config.js.

import eslintPluginAva from 'eslint-plugin-ava';

export default [
	{
		plugins: {
			ava: eslintPluginAva,
		},
		rules: {
			'ava/assertion-arguments': 'error',
			'ava/no-only-test': 'error',
		},
	},
];

Rules

The rules will only activate in test files.

💼 Configurations enabled in.
⚠️ Configurations set to warn in.
🚫 Configurations disabled in.
✅ Set in the recommended configuration.
🔧 Automatically fixable by the --fix CLI option.
💡 Manually fixable by editor suggestions.
❌ Deprecated.

Name	Description	💼	⚠️	🚫	🔧	💡	❌
assertion-arguments	Enforce passing correct arguments to assertions.	✅			🔧
failing-test-url	Require a URL in a comment above test.failing().			✅
hooks-order	Enforce test hook ordering.	✅			🔧
max-asserts	Limit the number of assertions in a test.			✅
no-async-fn-without-await	Require async tests to use await.	✅				💡
no-ava-in-dependencies	Disallow AVA in dependencies.	✅			🔧
no-commented-tests	Disallow commented-out tests.		✅
no-conditional-assertion	Disallow assertions inside conditional statements.	✅
no-duplicate-hooks	Disallow duplicate hook declarations.	✅
no-duplicate-modifiers	Disallow duplicate test modifiers.			✅	🔧		❌
no-identical-title	Disallow identical test titles.	✅
no-ignored-test-files	Disallow tests in ignored files.	✅
no-import-test-files	Disallow importing test files.	✅
no-incorrect-deep-equal	Disallow using deepEqual with primitives.	✅			🔧
no-inline-assertions	Disallow inline assertions.	✅			🔧
no-invalid-modifier-chain	Disallow invalid modifier chains.	✅			🔧	💡
no-negated-assertion	Disallow negated assertions.	✅			🔧
no-nested-assertions	Disallow nested assertions.	✅
no-nested-tests	Disallow nested tests.	✅
no-only-test	Disallow test.only().	✅				💡
no-skip-assert	Disallow skipping assertions.	✅				💡
no-skip-test	Disallow skipping tests.	✅				💡
no-todo-implementation	Disallow giving test.todo() an implementation function.	✅				💡
no-todo-test	Disallow test.todo().		✅			💡
no-unknown-modifiers	Disallow unknown test modifiers.			✅		💡	❌
no-useless-t-pass	Disallow useless t.pass().	✅
prefer-async-await	Prefer async/await over returning a Promise.	✅
prefer-power-assert	Enforce using only assertions compatible with power-assert.			✅
prefer-t-regex	Prefer t.regex() over RegExp#test() and String#match().	✅			🔧
prefer-t-throws	Prefer t.throws() or t.throwsAsync() over try/catch.	✅
require-assertion	Require that tests contain at least one assertion.	✅
test-title	Require tests to have a title.	✅			🔧
test-title-format	Require test titles to match a pattern.			✅
use-t	Require test functions to use t as their parameter.	✅
use-t-throws-async-well	Require t.throwsAsync() and t.notThrowsAsync() to be awaited.	✅			🔧
use-t-well	Disallow incorrect use of t.	✅			🔧
use-test	Require AVA to be imported as test.	✅
use-true-false	Prefer t.true()/t.false() over t.truthy()/t.falsy().	✅			🔧

Recommended config

This plugin exports a recommended config that enforces good practices.

import eslintPluginAva from 'eslint-plugin-ava';

export default [
	...eslintPluginAva.configs.recommended,
];