export declare class AssertionUtility {
    static expectEqual(toTest: any, expected: any): void;
    static expectDeepEqual(toTest: any, expected: any): void;
    static expectTrue(toTest: any): void;
    static expectFalse(toTest: any): void;
    static expectContains(toTest: string, expectedSubstring: string): void;
    static expectStartsWith(toTest: string, expectedPrefix: string): void;
    static expectEndsWith(toTest: string, expectedSuffix: string): void;
    static expectToMatch(toTest: string, expectedRegExp: RegExp): void;
    static expectNear(toTest: number, expected: number, tolerance: number): void;
    static expectGreater(toTest: number, threshold: number): void;
    static expectGreaterOrEqual(toTest: number, threshold: number): void;
    static expectLower(toTest: number, threshold: number): void;
    static expectLowerOrEqual(toTest: number, threshold: number): void;
}