public static void MakeFib(SqlInt32 first, SqlInt32 second, SqlInt32 length)
{
var resultMetadata = new SqlMetaData[2];
resultMetadata[0] = new SqlMetaData("position", SqlDbType.Int);
resultMetadata[1] = new SqlMetaData("value", SqlDbType.Int);
var dataRecord = new SqlDataRecord(resultMetadata);
var pipe = SqlContext.Pipe;
pipe.SendResultsStart(dataRecord);
var position = 1;
dataRecord.SetSqlInt32(0, position);
dataRecord.SetSqlInt32(1, first);
pipe.SendResultsRow(dataRecord);
position += 1;
dataRecord.SetSqlInt32(0, position);
dataRecord.SetSqlInt32(1, second);
pipe.SendResultsRow(dataRecord);
var preceding2 = first;
while (position < length)
{
position += 1;
dataRecord.SetSqlInt32(0, position);
var preceding1 = dataRecord.GetSqlInt32(1);
dataRecord.SetSqlInt32(1, preceding2 + preceding1);
pipe.SendResultsRow(dataRecord);
preceding2 = preceding1;
}
pipe.SendResultsEnd();
}
public void SqlRecordFillTest()
{
SqlMetaData[] metaData = new SqlMetaData[]
{
new SqlMetaData("col1", SqlDbType.Bit),
new SqlMetaData("col2", SqlDbType.TinyInt),
new SqlMetaData("col3", SqlDbType.VarBinary, 1000),
new SqlMetaData("col4", SqlDbType.NVarChar, 1000),
new SqlMetaData("col5", SqlDbType.DateTime),
new SqlMetaData("col6", SqlDbType.Float),
new SqlMetaData("col7", SqlDbType.UniqueIdentifier),
new SqlMetaData("col8", SqlDbType.SmallInt),
new SqlMetaData("col9", SqlDbType.Int),
new SqlMetaData("col10", SqlDbType.BigInt),
new SqlMetaData("col11", SqlDbType.Real),
new SqlMetaData("col12", SqlDbType.Decimal),
new SqlMetaData("col13", SqlDbType.Money),
new SqlMetaData("col14", SqlDbType.Variant)
};
SqlDataRecord record = new SqlDataRecord(metaData);
for (int i = 0; i < record.FieldCount; i++)
{
Assert.Equal($"col{i + 1}", record.GetName(i));
}
record.SetBoolean(0, true);
Assert.Equal(true, record.GetBoolean(0));
record.SetByte(1, 1);
Assert.Equal(1, record.GetByte(1));
byte[] bb1 = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
byte[] bb2 = new byte[5];
record.SetSqlBinary(2, new SqlBinary(new byte[0]));
record.SetBytes(2, 0, bb1, 0, 3);
record.SetBytes(2, 2, bb1, 6, 3);
// Verify the length of the byte array
Assert.Equal(5, record.GetBytes(2, 0, bb2, 0, 5));
Assert.Equal(5, record.GetBytes(2, 0, null, 0, 0));
byte[] expected = new byte[] { 1, 2, 7, 8, 9 };
Assert.Equal <byte>(expected, bb2);
char[] cb1 = new char[] { 'a', 'b', 'c', 'd', 'e', 'f', 'g' };
char[] cb2 = new char[5];
record.SetChars(3, 0, cb1, 0, 3);
record.SetChars(3, 2, cb1, 4, 3);
char[] expectedValue = new char[] { 'a', 'b', 'e', 'f', 'g' };
Assert.Equal(expectedValue.Length, record.GetChars(3, 0, cb2, 0, 5));
Assert.Equal <char>(expectedValue, new string(cb2, 0, (int)record.GetChars(3, 0, null, 0, 0)));
record.SetString(3, "");
string xyz = "xyz";
record.SetString(3, "xyz");
Assert.Equal(xyz, record.GetString(3));
Assert.Equal(xyz.Length, record.GetChars(3, 0, cb2, 0, 5));
Assert.Equal(xyz, new string(cb2, 0, (int)record.GetChars(3, 0, null, 0, 0)));
record.SetChars(3, 2, cb1, 4, 3);
Assert.Equal(5, record.GetChars(3, 0, cb2, 0, 5));
string interleavedResult = "xyefg";
Assert.Equal(interleavedResult, new string(cb2, 0, (int)record.GetChars(3, 0, null, 0, 0)));
Assert.Equal(interleavedResult, record.GetString(3));
record.SetSqlDateTime(4, SqlDateTime.MaxValue);
Assert.Equal(SqlDateTime.MaxValue, record.GetSqlDateTime(4));
record.SetSqlDouble(5, SqlDouble.MaxValue);
Assert.Equal(SqlDouble.MaxValue, record.GetSqlDouble(5));
SqlGuid guid = new SqlGuid("F9168C5E-CEB2-4faa-B6BF-329BF39FA1E4");
record.SetSqlGuid(6, guid);
Assert.Equal(guid, record.GetSqlGuid(6));
record.SetSqlInt16(7, SqlInt16.MaxValue);
Assert.Equal(SqlInt16.MaxValue, record.GetSqlInt16(7));
record.SetSqlInt32(8, SqlInt32.MaxValue);
Assert.Equal(SqlInt32.MaxValue, record.GetSqlInt32(8));
record.SetSqlInt64(9, SqlInt64.MaxValue);
Assert.Equal(SqlInt64.MaxValue, record.GetSqlInt64(9));
record.SetSqlSingle(10, SqlSingle.MinValue);
Assert.Equal(SqlSingle.MinValue, record.GetSqlSingle(10));
record.SetSqlDecimal(11, SqlDecimal.Null);
record.SetSqlDecimal(11, SqlDecimal.MaxValue);
Assert.Equal(SqlDecimal.MaxValue, record.GetSqlDecimal(11));
record.SetSqlMoney(12, SqlMoney.MaxValue);
Assert.Equal(SqlMoney.MaxValue, record.GetSqlMoney(12));
// Try adding different values to SqlVariant type
for (int i = 0; i < record.FieldCount - 1; ++i)
{
object valueToSet = record.GetSqlValue(i);
record.SetValue(record.FieldCount - 1, valueToSet);
object o = record.GetSqlValue(record.FieldCount - 1);
if (o is SqlBinary)
{
Assert.Equal <byte>(((SqlBinary)valueToSet).Value, ((SqlBinary)o).Value);
}
else
{
Assert.Equal(valueToSet, o);
}
record.SetDBNull(record.FieldCount - 1);
Assert.Equal(DBNull.Value, record.GetSqlValue(record.FieldCount - 1));
record.SetDBNull(i);
Assert.Equal(DBNull.Value, record.GetValue(i));
}
}