Resolve state <-> state-test-utils circular dependency (#16093)

* Resolve state <-> state-test-utils circular dependency

* Fix type errors

libs/state-internal/src/util.ts

@@ -0,0 +1,38 @@
+import { Jsonify } from "type-fest";
+
+import { KeyDefinition, StateUpdateOptions, StorageKey } from "@bitwarden/state";
+import { AbstractStorageService } from "@bitwarden/storage-core";
+
+export async function getStoredValue<T>(
+  key: string,
+  storage: AbstractStorageService,
+  deserializer: (jsonValue: Jsonify<T>) => T | null,
+) {
+  if (storage.valuesRequireDeserialization) {
+    const jsonValue = await storage.get<Jsonify<T>>(key);
+    return deserializer(jsonValue);
+  } else {
+    const value = await storage.get<T>(key);
+    return value ?? null;
+  }
+}
+
+/**
+ * Creates a {@link StorageKey}
+ * @param keyDefinition The key definition of which data the key should point to.
+ * @returns A key that is ready to be used in a storage service to get data.
+ */
+export function globalKeyBuilder(keyDefinition: KeyDefinition<unknown>): StorageKey {
+  return `global_${keyDefinition.stateDefinition.name}_${keyDefinition.key}` as StorageKey;
+}
+
+export function populateOptionsWithDefault<T, TCombine>(
+  options: Partial<StateUpdateOptions<T, TCombine>>,
+): StateUpdateOptions<T, TCombine> {
+  const { combineLatestWith = null, shouldUpdate = () => true, msTimeout = 1000 } = options;
+  return {
+    combineLatestWith: combineLatestWith,
+    shouldUpdate: shouldUpdate,
+    msTimeout: msTimeout,
+  };
+}