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    Interface NotAssertions<T>

    Negated assertions

    interface NotAssertions<T> {
        toBe(unexpected: T): void;
        toBeFalsy(): void;
        toBeOfType<U>(
            ...params: <V>() => V extends T ? 1 : 2 extends <V>() => V extends U
                ? 1
                : 2
                ? ["ERROR: The types are the same"]
                : [],
        ): void;
        toBeTruthy(): void;
        toEqual(unexpected: Exclude<T, Function | Promise<unknown>>): void;
        toReject(): Promise<void>;
        toThrow(): void;
    }

    Type Parameters

    • T
    Index

    Methods

    toBe toBeFalsy toBeOfType toBeTruthy toEqual toReject toThrow

    Methods

    • Assert that the actual and unexpected values are not identical (i.e. not the same instance)

      Parameters

      • unexpected: T

        The unexpected value

      Returns void

      If the actual and expected values are identical

    • Assert that the actual value is not falsy

      Returns void

      If the actual value is falsy

    • Assert that the actual value is not of the specified type

      Type Parameters

      • U

      Parameters

      • ...params: <V>() => V extends T ? 1 : 2 extends <V>() => V extends U ? 1 : 2
            ? ["ERROR: The types are the same"]
            : []

      Returns void

    • Assert that the actual value is not truthy

      Returns void

      If the actual value is truthy

    • Assert that the actual and unexpected values are not equal (i.e. don't have the same content)

      Parameters

      • unexpected: Exclude<T, Function | Promise<unknown>>

        The unexpected value

      Returns void

      If the actual and expected values are equal (have the same content)

    • Assert that the promise does not reject

      Returns Promise<void>

      If the promise rejects

    • Assert that the actual function completes without throwing an error

      Returns void

      If the code block throws an error

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