export declare const testUtils: {
    createMockDbClient: (clientType?: "pg" | "mysql") => {
        clientType: "pg" | "mysql";
        query: jest.Mock<any, any, any>;
        connect: jest.Mock<any, any, any>;
        end: jest.Mock<any, any, any>;
    };
    createSampleUser: () => {
        id: string;
        name: string;
        email: string;
        status: string;
        created_at: Date;
        updated_at: Date;
    };
    createSampleConditions: () => {
        status: {
            operator: string;
            value: string;
        };
        email: {
            operator: string;
            value: string;
        };
    };
};