prefer-to-have-count.md

Suggest using toHaveCount() (prefer-to-have-count)

In order to have a better failure message, toHaveCount() should be used upon asserting expectations on locators count() method.

Rule details

This rule triggers a warning if toBe(), toEqual() or toStrictEqual() is used to assert locators count() method.

The following patterns are considered warnings:

expect(await files.count()).toBe(1)
expect(await files.count()).toEqual(1)
expect(await files.count()).toStrictEqual(1)

The following pattern is not a warning:

await expect(files).toHaveCount(1)