bitcoinjs-lib/test/types.spec.ts

94 lines
2.9 KiB
TypeScript

import * as assert from 'assert';
import { describe, it } from 'mocha';
import * as types from '../src/types';
const typeforce = require('typeforce');
describe('types', () => {
describe('Buffer Hash160/Hash256', () => {
const buffer20byte = Buffer.alloc(20);
const buffer32byte = Buffer.alloc(32);
it('return true for valid size', () => {
assert(types.Hash160bit(buffer20byte));
assert(types.Hash256bit(buffer32byte));
});
it('return true for oneOf', () => {
assert.doesNotThrow(() => {
typeforce(
types.oneOf(types.Hash160bit, types.Hash256bit),
buffer32byte,
);
});
assert.doesNotThrow(() => {
typeforce(
types.oneOf(types.Hash256bit, types.Hash160bit),
buffer32byte,
);
});
});
it('throws for invalid size', () => {
assert.throws(() => {
types.Hash160bit(buffer32byte);
}, /Expected Buffer\(Length: 20\), got Buffer\(Length: 32\)/);
assert.throws(() => {
types.Hash256bit(buffer20byte);
}, /Expected Buffer\(Length: 32\), got Buffer\(Length: 20\)/);
});
});
describe('Satoshi', () => {
[
{ value: -1, result: false },
{ value: 0, result: true },
{ value: 1, result: true },
{ value: 20999999 * 1e8, result: true },
{ value: 21000000 * 1e8, result: true },
{ value: 21000001 * 1e8, result: false },
].forEach(f => {
it('returns ' + f.result + ' for valid for ' + f.value, () => {
assert.strictEqual(types.Satoshi(f.value), f.result);
});
});
});
describe('UInt31', () => {
const UINT31_MAX = Math.pow(2, 31) - 1;
it('return true for valid values', () => {
assert.strictEqual(types.UInt31(0), true);
assert.strictEqual(types.UInt31(1000), true);
assert.strictEqual(types.UInt31(UINT31_MAX), true);
});
it('return false for negative values', () => {
assert.strictEqual(types.UInt31(-1), false);
assert.strictEqual(types.UInt31(-UINT31_MAX), false);
});
it(`return false for value > ${UINT31_MAX}`, () => {
assert.strictEqual(types.UInt31(UINT31_MAX + 1), false);
});
});
describe('BIP32Path', () => {
it('return true for valid paths', () => {
assert.strictEqual(types.BIP32Path("m/0'/0'"), true);
assert.strictEqual(types.BIP32Path("m/0'/0"), true);
assert.strictEqual(types.BIP32Path("m/0'/1'/2'/3/4'"), true);
});
it('return false for invalid paths', () => {
assert.strictEqual(types.BIP32Path('m'), false);
assert.strictEqual(types.BIP32Path("n/0'/0'"), false);
assert.strictEqual(types.BIP32Path("m/0'/x"), false);
});
it('return "BIP32 derivation path" for JSON.strigify()', () => {
const toJsonValue = JSON.stringify(types.BIP32Path);
assert.equal(toJsonValue, '"BIP32 derivation path"');
});
});
});