public void CanReadWriteNullString() { var sut = new DbaseString( new DbaseField( _fixture.Create <DbaseFieldName>(), DbaseFieldType.Character, ByteOffset.Initial, new DbaseFieldLength(5), new DbaseDecimalCount(0) ), null ); 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 DbaseString(sut.Field); result.Read(reader); Assert.Equal(sut.Field, result.Field); Assert.Equal(sut.Value, result.Value); } } }
public void CanReadWriteNullOrEmptyString(string value) { var sut = _fixture.Create <DbaseString>(); sut.Value = 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 DbaseString(sut.Field); result.Read(reader); Assert.Equal(sut.Field, result.Field); Assert.Equal(sut.Value, result.Value); } } }
public void Inspect(DbaseString value) { var length = new Generator <DbaseFieldLength>(_fixture) .First(specimen => specimen <= value.Field.Length); switch (_random.Next() % 2) { case 0: value.Value = null; break; case 1: if (value.Field.Length != new DbaseFieldLength(0)) { var generated = _fixture.Create <string>(); value.Value = generated.Substring(0, Math.Min(generated.Length, length.ToInt32())); } else { value.Value = string.Empty; } break; } }
public void AcceptsStringValueReturnsExpectedResult(int length, string value, bool accepted) { var sut = new DbaseString( DbaseField.CreateCharacterField( _fixture.Create <DbaseFieldName>(), new DbaseFieldLength(length) )); var result = sut.AcceptsValue(value); Assert.Equal(accepted, result); }
public void CanNotReadPastEndOfStream() { var sut = _fixture.Create <DbaseString>(); 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 DbaseString(sut.Field); Assert.Throws <EndOfStreamException>(() => result.Read(reader)); } } }
public void Inspect(DbaseString value) { HashCode = value.Value != null ? value.Value.GetHashCode() : 0; }
public void Inspect(DbaseString value) { Value = value.Value; }
public void Inspect(DbaseString value) { Comparer = new DelegatingDbaseFieldValueEqualityComparer <DbaseString>( new DbaseStringEqualityComparer()); }
public void Visit(DbaseString value) { HashCode = value.Value?.GetHashCode() ?? 0; }