Not found option parameters in function after uptdate from 7.4.1 to 7.5.8 / 7.5.9

After update Microsoft.AspNetCore.OData from 7.4.1 to 7.5.8 / 7.5.9 broken tests in my project

Situation 1

Declare Method in Edm

var book= builder.EntitySet<Book>("Books").EntityType;
      fn = book.Collection.Function("myfunc");
      fn.Parameter<System.DateTime?>("dateParam").Optional();
      fn.Parameter<string>("strParam").Optional();
      fn.Parameter<long?>("longParam1").Optional();
      fn.Parameter<long?>("longParam2").Optional();
      fn.ReturnsCollectionFromEntitySet<Book>("Books");

Method in contorller

[EnableQuery(AllowedQueryOptions =
      AllowedQueryOptions.All, MaxExpansionDepth = 10, MaxAnyAllExpressionDepth = 10
    )]
    [ODataRoute("myfunc(DateParam={dateParam},StrParam={strParam},LongParam1={longParam1},LongParam2={longParam2})")]
    [HttpGet]
    public IQueryable<Book> Myfunc([FromRoute] DateTime? dateParam, [FromRoute] string strParam, [FromRoute] long? longParam1, [FromRoute] long? longParam2) {
.....
}

Request: http://localhost:/5000:odata/Books/myfunc(dateParam=2020-11-06T09:33:14Z,strParam='Tmp',longParam1=null)
Error: Response status code does not indicate success: 404 (Not Found).

Situation 2
Declare Method in Edm

fn = messageClassFiltersEntity.Collection.Function("GetMessages");
      fn.Parameter<bool>("onlyNew").Optional();
      fn.ReturnsCollectionFromEntitySet<MessageReceiver>("MessageReceivers");

In controller

[HttpGet]
    [ODataRoute("GetMessages(onlyNew={onlyNew})")]
    public IQueryable<MessageReceiver> GetMessages(bool onlyNew) {}

Request: http://localhost:/5000:odata/MessageClassFilters/GetMessages()
Error: Response status code does not indicate success: 404 (Not Found)

Can you fix this bug and add tests for check it issue ?
Can you test it issue on 8 version and answer it is work or broken ?