export declare const tests: {
    "findLastIndex returns the last index of a given item"(): Promise<void>;
    "findLastIndex throws an error if no item is found"(): Promise<void>;
    "findLastIndex with no argument returns the last index for which the value is truthy"(): Promise<void>;
    "findLastIndex returns the default value if not found"(): Promise<void>;
    "findLastIndex iterator closing"(): Promise<void>;
};