public void CanReadWriteNegative() { var value = Convert.ToInt16(Math.Abs(_fixture.Create <short>()) * -1); var sut = new DbaseInt16( new DbaseField( _fixture.Create <DbaseFieldName>(), _fixture.GenerateDbaseInt16FieldType(), ByteOffset.Initial, new DbaseFieldLength(value.ToString(CultureInfo.InvariantCulture).Length), new DbaseDecimalCount(0) ), value ); using (var stream = new MemoryStream()) { using (var writer = new BinaryWriter(stream, Encoding.ASCII, true)) { sut.Write(writer); writer.Flush(); } stream.Position = 0; using (var reader = new BinaryReader(stream, Encoding.ASCII, true)) { var result = new DbaseInt16(sut.Field); result.Read(reader); Assert.Equal(sut.Field, result.Field); Assert.Equal(sut.Value, result.Value); } } }
public void CanReadWriteNull() { _fixture.CustomizeDbaseInt16WithoutValue(); var sut = _fixture.Create <DbaseInt16>(); using (var stream = new MemoryStream()) { using (var writer = new BinaryWriter(stream, Encoding.ASCII, true)) { sut.Write(writer); writer.Flush(); } stream.Position = 0; using (var reader = new BinaryReader(stream, Encoding.ASCII, true)) { var result = new DbaseInt16(sut.Field); result.Read(reader); Assert.Equal(sut.Field, result.Field); Assert.Throws <FormatException>(() => result.Value); } } }
public void CanNotReadPastEndOfStream() { var sut = _fixture.Create <DbaseInt16>(); using (var stream = new MemoryStream()) { using (var writer = new BinaryWriter(stream, Encoding.ASCII, true)) { writer.Write(_fixture.CreateMany <byte>(new Random().Next(0, sut.Field.Length.ToInt32())).ToArray()); writer.Flush(); } stream.Position = 0; using (var reader = new BinaryReader(stream, Encoding.ASCII, true)) { var result = new DbaseInt16(sut.Field); Assert.Throws <EndOfStreamException>(() => result.Read(reader)); } } }
public void CanReadWrite() { var sut = _fixture.Create <DbaseInt16>(); using (var stream = new MemoryStream()) { using (var writer = new BinaryWriter(stream, Encoding.ASCII, true)) { sut.Write(writer); writer.Flush(); } stream.Position = 0; using (var reader = new BinaryReader(stream, Encoding.ASCII, true)) { var result = new DbaseInt16(sut.Field); result.Read(reader); Assert.Equal(sut.Field, result.Field); Assert.Equal(sut.Value, result.Value); } } }