@reown/appkit-utils/dist/esm/tests/TokenUtil.test.js

The full stack toolkit to build onchain app UX.

import { describe, expect, it } from 'vitest';
import { TokenUtil } from '../src/TokenUtil.js';
describe('TokenUtil', () => {
    describe('getTokenSymbolByAddress', () => {
        it('should return undefined for undefined input', () => {
            const result = TokenUtil.getTokenSymbolByAddress(undefined);
            expect(result).toBeUndefined();
        });
        it('should return undefined for empty string input', () => {
            const result = TokenUtil.getTokenSymbolByAddress('');
            expect(result).toBeUndefined();
        });
        it('should return symbol for valid USDC address on Base mainnet', () => {
            const result = TokenUtil.getTokenSymbolByAddress('0x833589fcd6edb6e08f4c7c32d4f71b54bda02913');
            expect(result).toBe('USDC');
        });
        it('should return symbol for valid USDC address on Base testnet', () => {
            const result = TokenUtil.getTokenSymbolByAddress('0x036CbD53842c5426634e7929541eC2318f3dCF7e');
            expect(result).toBe('USDC');
        });
        it('should return undefined for unknown token address', () => {
            const result = TokenUtil.getTokenSymbolByAddress('0x1234567890123456789012345678901234567890');
            expect(result).toBeUndefined();
        });
    });
});
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