public void TestParquet()
{
// arrange
mockDataFrameReaderProxy.Setup(m => m.Parquet(It.IsAny<string[]>()));
var dataFrameReader = new DataFrameReader(mockDataFrameReaderProxy.Object, sparkContext);
// act
const string path1 = "path/to/json";
const string path2 = "path/to/json";
var reader = dataFrameReader.Parquet(path1, path2);
// Assert
Assert.IsNotNull(reader);
mockDataFrameReaderProxy.Verify(m => m.Parquet(
It.Is<string[]>(strArray => strArray.Length == 2 && strArray[0] == path1 && strArray[1] == path2)), Times.Once);
}
