4aab6db598
Extracts pure tx helpers, shared types, endpoint config, and the Ogmios provider. Subpath exports (./tx vs ./provider) let the forthcoming signer import pure helpers while being structurally unable to reach the network layer.
42 lines
2.2 KiB
TypeScript
42 lines
2.2 KiB
TypeScript
import { describe, test } from 'node:test';
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import assert from 'node:assert/strict';
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import { deriveNftAssetName, lovelaceToAda, formatAssetName, metadataStr } from '../src/tx.ts';
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const VECTORS: Array<{ tx: string; idx: number; expected: string }> = [
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{ tx: '00'.repeat(32), idx: 0, expected: 'a2e5e227858e84f1a8f9b0c1246e6cbc9336d707d43ba43d0e1cb7c51c45f4c9' },
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{ tx: '2703182e4d1151a32b7bcfc2362c91278bcac66a49a840d217ae5cb49f8b3649', idx: 0, expected: '24ed834d88890ce35e81a6b9c4f988fad3d8a0284db6f3e641416f44f5e95d75' },
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{ tx: 'ff'.repeat(32), idx: 23, expected: 'df229a221c5a84f48c06d5b28a98deb6ea678c369ab166400e88dd3d2bdc7b9f' },
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{ tx: 'ab'.repeat(32), idx: 24, expected: '3ddd07517205dd8a745887c33a09da0e4a5d63dca1f151ceeedaeeda0551c52b' },
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{ tx: '01'.repeat(32), idx: 256, expected: 'e626a305779e4c1e74b7719d302d0fbc1b722ab33bd52da4c23e6b8cd1bd04ec' },
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];
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describe('deriveNftAssetName — Conway indefinite-CBOR parity', () => {
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for (const { tx, idx, expected } of VECTORS) {
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test(`tx=${tx.slice(0, 8)}… idx=${idx}`, () => {
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assert.equal(deriveNftAssetName(tx, idx), expected);
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});
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}
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});
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describe('lovelaceToAda', () => {
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test('converts whole ada', () => assert.equal(lovelaceToAda(2_000_000n), '2.000000'));
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test('converts fractional ada', () => assert.equal(lovelaceToAda('1234567'), '1.234567'));
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test('returns zero for null', () => assert.equal(lovelaceToAda(null as unknown as bigint), '0.000000'));
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test('returns zero for garbage', () => assert.equal(lovelaceToAda('not-a-number'), '0.000000'));
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});
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describe('formatAssetName', () => {
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test('decodes hex to utf8', () => assert.equal(formatAssetName('74657374'), 'test'));
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test('passes through non-hex unchanged', () => assert.equal(formatAssetName('plain'), 'plain'));
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test('passes through empty string', () => assert.equal(formatAssetName(''), ''));
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});
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describe('metadataStr', () => {
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test('leaves short strings intact', () => assert.equal(metadataStr('short'), 'short'));
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test('chunks strings longer than 64 bytes', () => {
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const out = metadataStr('a'.repeat(150));
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assert.ok(Array.isArray(out));
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assert.deepEqual((out as string[]).map(s => s.length), [64, 64, 22]);
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});
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});
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