Function test

test/unit-vision.mjs:11–21

(name, fn)

let failed = 0;

async function test(name, fn) {
    try {
        await fn();
        console.log(`  ✅  ${name}`);
        passed++;
    } catch (e) {
        console.error(`  ❌  ${name}`);
        console.error(`      ${e.message}`);
        failed++;
    }
}

function assert(condition, msg) {
    if (!condition) throw new Error(msg || 'Assertion failed');