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Vitest · Method

vi.waitUntil

vi.waitUntil polls a callback until it returns a truthy value. It fails immediately when the callback throws and resolves with the successful value.

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Syntax

function waitUntil<T>(callback: WaitUntilCallback<T>, options?: number | WaitUntilOptions): Promise<T>

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Source: Vi | Vitest. Checked 2026-11-03.