public void TestStructGetFieldIndex()
{
Field f0_nullable = new Field.Builder().Name("f0").DataType(Int32Type.Default).Build();
Field f1_nullable = new Field.Builder().Name("f1").DataType(StringType.Default).Build();
Field f2_nullable = new Field.Builder().Name("f2").DataType(UInt8Type.Default).Build();
StructType struct_type = new StructType(new[] { f0_nullable, f1_nullable, f2_nullable });
Assert.Equal(0, struct_type.GetFieldIndex("f0"));
Assert.Equal(1, struct_type.GetFieldIndex("f1"));
Assert.Equal(2, struct_type.GetFieldIndex("F2", StringComparer.OrdinalIgnoreCase));
Assert.Equal(-1, struct_type.GetFieldIndex("F2"));
Assert.Equal(-1, struct_type.GetFieldIndex("F2", StringComparer.Ordinal));
Assert.Equal(-1, struct_type.GetFieldIndex("not_found"));
}