snapshot of https://github.com/TanStack/query.git (main, 2026-09-16; blobs > 131072B omitted)

packages/svelte-query/tests/utils.svelte.ts

@@ -0,0 +1,33 @@
+export function ref<T>(initial: T) {
+  let value = $state(initial)
+
+  return {
+    get value() {
+      return value
+    },
+    set value(newValue) {
+      value = newValue
+    },
+  }
+}
+
+export function promiseWithResolvers<T>() {
+  let resolve: (value: T) => void
+  let reject: (reason?: any) => void
+  const promise = new Promise<T>((res, rej) => {
+    resolve = res
+    reject = rej
+  })
+  return { promise, resolve: resolve!, reject: reject! }
+}
+
+export function withEffectRoot(fn: () => void | Promise<void>) {
+  return async () => {
+    let promise: void | Promise<void> = Promise.resolve()
+    const cleanup = $effect.root(() => {
+      promise = fn()
+    })
+    await promise
+    cleanup()
+  }
+}