jzzliu
a15d0d37b1
49 tests run in headless Chrome via tests/run.sh: unit tests for the pure modules plus integration tests that drive the real page in an iframe (filtering, URL state, bag, limits, cross-tab sync, checkout, dialogs, accessibility and overflow checks).
53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
/** A minimal test harness: no dependencies, runs in any browser. */
|
|
|
|
const tests = [];
|
|
|
|
export const test = (name, fn) => tests.push({ name, fn });
|
|
|
|
export function assert(condition, message = "assertion failed") {
|
|
if (!condition) throw new Error(message);
|
|
}
|
|
|
|
export function equal(actual, expected, message = "") {
|
|
const a = JSON.stringify(actual);
|
|
const e = JSON.stringify(expected);
|
|
if (a !== e) throw new Error(`${message ? `${message}: ` : ""}expected ${e}, got ${a}`);
|
|
}
|
|
|
|
/** Assert that `fn` throws (sync or async); optionally that its message matches `pattern`. */
|
|
export async function throws(fn, pattern) {
|
|
try {
|
|
await fn();
|
|
} catch (error) {
|
|
if (pattern && !pattern.test(String(error && error.message))) {
|
|
throw new Error(`threw "${error.message}", expected to match ${pattern}`);
|
|
}
|
|
return;
|
|
}
|
|
throw new Error("expected a throw, but nothing was thrown");
|
|
}
|
|
|
|
export const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));
|
|
|
|
export async function runAll() {
|
|
const log = document.getElementById("log");
|
|
let failed = 0;
|
|
for (const { name, fn } of tests) {
|
|
const item = document.createElement("li");
|
|
try {
|
|
await fn();
|
|
item.className = "pass";
|
|
item.textContent = name;
|
|
} catch (error) {
|
|
failed++;
|
|
item.className = "fail";
|
|
item.textContent = `${name} -- ${error && error.message}`;
|
|
console.error(name, error);
|
|
}
|
|
log.append(item);
|
|
}
|
|
const summary = document.getElementById("summary");
|
|
summary.textContent = `${failed ? "FAIL" : "PASS"} ${tests.length - failed}/${tests.length} tests`;
|
|
document.documentElement.dataset.result = failed ? "fail" : "pass";
|
|
}
|