public IEnumerator FetchItemsAsync()
{
const string k_SearchType = "___test_async";
var ctx = new SearchContext {
searchText = k_SearchType + ":async", wantsMore = true
};
bool wasCalled = false;
void OnAsyncCallback(IEnumerable <SearchItem> items)
{
wasCalled = items.Any(i => i.id == k_SearchType);
}
IEnumerable <SearchItem> TestFetchAsyncCallback(SearchProvider provider)
{
var ft = UnityEditor.EditorApplication.timeSinceStartup + 1;
while (UnityEditor.EditorApplication.timeSinceStartup < ft)
{
yield return(null);
}
yield return(provider.CreateItem(k_SearchType));
}
var testSearchProvider = new SearchProvider(k_SearchType, k_SearchType)
{
filterId = k_SearchType + ":",
isExplicitProvider = true,
fetchItems = (context, items, provider) => TestFetchAsyncCallback(provider)
};
AsyncSearchSession.asyncItemReceived += OnAsyncCallback;
SearchService.Providers.Add(testSearchProvider);
SearchService.RefreshProviders();
SearchService.GetItems(ctx);
yield return(null);
while (AsyncSearchSession.SearchInProgress)
{
yield return(null);
}
while (!wasCalled)
{
yield return(null);
}
Assert.True(wasCalled);
SearchService.Providers.Remove(testSearchProvider);
SearchService.RefreshProviders();
AsyncSearchSession.asyncItemReceived -= OnAsyncCallback;
}