import BN, { BigNumber } from 'bignumber.js';
export declare const ETH_ADDR_OLD = "0x000000000000000000000000000000000000000e";
export declare const ETH_ADDR = "0xeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee";
export declare const WETH_ADDR = "0x5eca15b12d959dfcf9c71c59f8b467eb8c6efd0b";
export declare const ETH_ADDR_CASE_SENSITIVE = "0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE";
export declare const USDC_TOKEN_ADDRESS = "0x69C8a7fc6E05d7aa36114B3e35F62DEcA8E11F6E";
/**
 * @see https://github.com/OpenZeppelin/openzeppelin-test-helpers/blob/master/src/constants.js
 */
export declare const ZERO_ADDRESS = "0x0000000000000000000000000000000000000000";
export declare const ZERO_BYTES32 = "0x0000000000000000000000000000000000000000000000000000000000000000";
export declare const MAX_UINT256: BN;
export declare const MAX_INT256: BN;
export declare const MIN_INT256: BN;
export declare const BIG_ALLOWANCE: BN;
export declare const USDC_TOKEN: {
    symbol: string;
    address: string;
    name: string;
    decimals: number;
    source: string;
    showDecimals: number;
    logoUrl: undefined;
    opRank: undefined;
};
export declare const ETH_ADDRS: string[];
export declare const isSameAddress: (tokenAddress1: string, tokenAddress2: string) => boolean;
export declare function isAddr(s: string): boolean;
/**
 * truncate pool address: 0xeBa959390016dd81419A189e5ef6F3B6720e5A90 => 0xeBa9...5A90
 * @param address pool address
 */
export declare function truncatePoolAddress(address: string): string;
export declare const shortAddress: (data: string) => string;
export declare function shortenHex(hex: string, length?: number): string;
export declare function sortsAddress(address0: string, address1: string): boolean;
export declare function padAddress(addr: string): string;
export declare function handleUnitConvert(bitStr: string, decimals: number): BigNumber;
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