feat(vanilla): add testing infrastructure and tests (NK-wjnczv)

1 files changed, 49 insertions, 0 deletions

diff --git a/vanilla/node_modules/@vitest/utils/dist/timers.js b/vanilla/node_modules/@vitest/utils/dist/timers.js
new file mode 100644
index 0000000..29229e5
--- /dev/null
+++ b/vanilla/node_modules/@vitest/utils/dist/timers.js
@@ -0,0 +1,49 @@
+const SAFE_TIMERS_SYMBOL = Symbol("vitest:SAFE_TIMERS");
+function getSafeTimers() {
+	const { setTimeout: safeSetTimeout, setInterval: safeSetInterval, clearInterval: safeClearInterval, clearTimeout: safeClearTimeout, setImmediate: safeSetImmediate, clearImmediate: safeClearImmediate, queueMicrotask: safeQueueMicrotask } = globalThis[SAFE_TIMERS_SYMBOL] || globalThis;
+	const { nextTick: safeNextTick } = globalThis[SAFE_TIMERS_SYMBOL] || globalThis.process || {};
+	return {
+		nextTick: safeNextTick,
+		setTimeout: safeSetTimeout,
+		setInterval: safeSetInterval,
+		clearInterval: safeClearInterval,
+		clearTimeout: safeClearTimeout,
+		setImmediate: safeSetImmediate,
+		clearImmediate: safeClearImmediate,
+		queueMicrotask: safeQueueMicrotask
+	};
+}
+function setSafeTimers() {
+	const { setTimeout: safeSetTimeout, setInterval: safeSetInterval, clearInterval: safeClearInterval, clearTimeout: safeClearTimeout, setImmediate: safeSetImmediate, clearImmediate: safeClearImmediate, queueMicrotask: safeQueueMicrotask } = globalThis;
+	const { nextTick: safeNextTick } = globalThis.process || {};
+	const timers = {
+		nextTick: safeNextTick,
+		setTimeout: safeSetTimeout,
+		setInterval: safeSetInterval,
+		clearInterval: safeClearInterval,
+		clearTimeout: safeClearTimeout,
+		setImmediate: safeSetImmediate,
+		clearImmediate: safeClearImmediate,
+		queueMicrotask: safeQueueMicrotask
+	};
+	globalThis[SAFE_TIMERS_SYMBOL] = timers;
+}
+/**
+* Returns a promise that resolves after the specified duration.
+*
+* @param timeout - Delay in milliseconds
+* @param scheduler - Timer function to use, defaults to `setTimeout`. Useful for mocked timers.
+*
+* @example
+* await delay(100)
+*
+* @example
+* // With mocked timers
+* const { setTimeout } = getSafeTimers()
+* await delay(100, setTimeout)
+*/
+function delay(timeout, scheduler = setTimeout) {
+	return new Promise((resolve) => scheduler(resolve, timeout));
+}
+
+export { delay, getSafeTimers, setSafeTimers };