public void TestSignaturesV2_4_X()
{
Assert.IsType <SparkContext>(_spark.SparkContext);
Assert.IsType <Builder>(SparkSession.Builder());
SparkSession.ClearActiveSession();
SparkSession.SetActiveSession(_spark);
Assert.IsType <SparkSession>(SparkSession.GetActiveSession());
SparkSession.ClearDefaultSession();
SparkSession.SetDefaultSession(_spark);
Assert.IsType <SparkSession>(SparkSession.GetDefaultSession());
Assert.IsType <RuntimeConfig>(_spark.Conf());
Assert.IsType <StreamingQueryManager>(_spark.Streams());
Assert.IsType <SparkSession>(_spark.NewSession());
Assert.IsType <DataFrameReader>(_spark.Read());
Assert.IsType <DataFrame>(_spark.Range(10));
Assert.IsType <DataFrame>(_spark.Range(10, 100));
Assert.IsType <DataFrame>(_spark.Range(10, 100, 10));
Assert.IsType <DataFrame>(_spark.Range(10, 100, 10, 5));
_spark.Range(10).CreateOrReplaceTempView("testView");
Assert.IsType <DataFrame>(_spark.Table("testView"));
Assert.IsType <DataStreamReader>(_spark.ReadStream());
Assert.IsType <UdfRegistration>(_spark.Udf());
Assert.IsType <Catalog>(_spark.Catalog);
Assert.NotNull(_spark.Version());
Assert.IsType <SparkSession>(SparkSession.Active());
}