import { describe, it, expect } from 'vitest';
import { encodeMetadata, decodeMetadata } from './metadata';
import { Hex } from 'viem';

describe('Metadata Encoding and Decoding', () => {
  it('should encode metadata correctly', () => {
    const metadata = { key: 'value' };
    const encoded = encodeMetadata(metadata);
    expect(encoded).toBeTypeOf('string');
    // Add more specific checks if you know the expected encoded value
  });

  it('should decode metadata correctly', () => {
    const metadata = { key: 'value' };
    const encoded = encodeMetadata(metadata);
    const decoded = decodeMetadata(encoded as Hex);
    expect(decoded).toEqual(metadata);
  });

  it('should handle empty metadata', () => {
    const metadata = {};
    const encoded = encodeMetadata(metadata);
    const decoded = decodeMetadata(encoded as Hex);
    expect(decoded).toEqual(metadata);
  });

  it('return empty object for invalid encoded data', () => {
    const invalidEncodedData = 'invalidHexData';
    expect(decodeMetadata(invalidEncodedData as Hex)).toEqual({});
  });
});