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isCloseTo

Callable

  • isCloseTo(...answerableArguments: [expected: Answerable<number>, absoluteTolerance: Answerable<number>]): Expectation<number>

  • Produces an expectation that is met when the actual value is within a given ± absoluteTolerance range of the expected value.

    Ensuring that a given floating point number is close to the expected number

     import { actorCalled } from '@serenity-js/core'
     import { Ensure, isCloseTo } from '@serenity-js/assertions'

     await actorCalled('Iris').attemptsTo(
         Ensure.that(10.123, isCloseTo(10, 0.2))
     )

    Parameters

    • rest...answerableArguments: [expected: Answerable<number>, absoluteTolerance: Answerable<number>]

    Returns Expectation<number>