private void TestIntN(object value, int tdsType, bool nulltest, byte precision = 0, byte scale = 0, bool isPlp = false)
{
var stream = new TestStream();
var writer = new TdsPackageWriter(stream);
var reader = new TdsPackageReader(stream);
SetupColMetaData(reader, writer, tdsType, precision, scale, isPlp);
var columwriter = new TdsColumnWriter(writer);
var columnReader = new TdsColumnReader(reader);
object result;
if (nulltest)
{
writer.NewPackage(TdsEnums.MT_RPC);
ObjectWriter(columwriter, tdsType, value, nulltest);
writer.SendLastMessage();
result = ObjectReader(columnReader, value);
Assert.Null(result);
}
writer.NewPackage(TdsEnums.MT_RPC);
ObjectWriter(columwriter, tdsType, value, false);
writer.SendLastMessage();
result = ObjectReader(columnReader, value);
switch (value)
{
case Money v:
Assert.Equal((decimal)v, result);
break;
case Money4 v:
Assert.Equal((decimal)v, result);
break;
case SqlDate v:
Assert.Equal((DateTime)v, result);
break;
case SqlDateTime2 v:
Assert.Equal((DateTime)v, result);
break;
case SqlDateTime4 v:
Assert.Equal((DateTime)v, result);
break;
case SqlImage v:
Assert.Equal((byte[])v, result);
break;
case SqlUnicode v:
Assert.Equal((string)v, result);
break;
case SqlXml v:
Assert.Equal((string)v, result);
break;
case SqlVariant v:
switch (v.Value)
{
case bool b: Assert.Equal(b, result); break;
case byte b: Assert.Equal(b, result); break;
case short b: Assert.Equal(b, result); break;
case int b: Assert.Equal(b, result); break;
case long b: Assert.Equal(b, result); break;
case float b: Assert.Equal(b, result); break;
case double b: Assert.Equal(b, result); break;
case DateTime b: Assert.Equal(b, result); break;
case Guid b: Assert.Equal(b, result); break;
case decimal b: Assert.Equal(b, result); break;
case byte[] b: Assert.Equal(b, result); break;
case string b: Assert.Equal(b, result); break;
case TimeSpan b: Assert.Equal(b, result); break;
case DateTimeOffset b: Assert.Equal(b, result); break;
default:
Assert.False(true);
break;
}
break;
default:
Assert.Equal(value, result);
break;
}
Assert.Equal(reader.GetReadEndPos(), reader.GetReadPos());
if (!new[]
{
TdsEnums.SQLBIGBINARY,
TdsEnums.SQLBIGVARBINARY,
TdsEnums.SQLBIGVARCHAR,
TdsEnums.SQLBIGCHAR,
TdsEnums.SQLTEXT,
TdsEnums.SQLNVARCHAR,
TdsEnums.SQLNTEXT,
TdsEnums.SQLNCHAR,
TdsEnums.SQLXMLTYPE,
TdsEnums.SQLIMAGE,
}.Contains(tdsType) && !(value is SqlVariant v1 && (v1.Value is string s || v1.Value is byte[])))
{
Assert.InRange(reader.GetReadPos() - 8, 0, TdsEnums.MaxSizeSqlValue);
}
}
