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metamask-extension/shared/modules/hexstring-utils.test.js

57 lines
2.3 KiB
JavaScript

import { toChecksumAddress } from 'ethereumjs-util';
import { isValidHexAddress } from './hexstring-utils';
describe('hexstring utils', function () {
describe('isValidHexAddress', function () {
it('should allow 40-char non-prefixed hex', function () {
const address = 'fdea65c8e26263f6d9a1b5de9555d2931a33b825';
const result = isValidHexAddress(address);
expect(result).toStrictEqual(true);
});
it('should allow 42-char prefixed hex', function () {
const address = '0xfdea65c8e26263f6d9a1b5de9555d2931a33b825';
const result = isValidHexAddress(address);
expect(result).toStrictEqual(true);
});
it('should NOT allow 40-char non-prefixed hex when allowNonPrefixed is false', function () {
const address = 'fdea65c8e26263f6d9a1b5de9555d2931a33b825';
const result = isValidHexAddress(address, { allowNonPrefixed: false });
expect(result).toStrictEqual(false);
});
it('should NOT allow any length of non hex-prefixed string', function () {
const address = 'fdea65c8e26263f6d9a1b5de9555d2931a33b85';
const result = isValidHexAddress(address);
expect(result).toStrictEqual(false);
});
it('should NOT allow less than 42 character hex-prefixed string', function () {
const address = '0xfdea65ce26263f6d9a1b5de9555d2931a33b85';
const result = isValidHexAddress(address);
expect(result).toStrictEqual(false);
});
it('should recognize correct capitalized checksum', function () {
const address = '0xFDEa65C8e26263F6d9A1B5de9555D2931A33b825';
const result = isValidHexAddress(address, { mixedCaseUseChecksum: true });
expect(result).toStrictEqual(true);
});
it('should recognize incorrect capitalized checksum', function () {
const address = '0xFDea65C8e26263F6d9A1B5de9555D2931A33b825';
const result = isValidHexAddress(address, { mixedCaseUseChecksum: true });
expect(result).toStrictEqual(false);
});
it('should recognize this sample hashed address', function () {
const address = '0x5Fda30Bb72B8Dfe20e48A00dFc108d0915BE9Bb0';
const result = isValidHexAddress(address, { mixedCaseUseChecksum: true });
const hashed = toChecksumAddress(address.toLowerCase());
expect(hashed).toStrictEqual(address);
expect(result).toStrictEqual(true);
});
});
});