// public methods /// <summary> /// Apply an attribute to these serialization options and modify the options accordingly. /// </summary> /// <param name="serializer">The serializer that these serialization options are for.</param> /// <param name="attribute">The serialization options attribute.</param> public override void ApplyAttribute(IBsonSerializer serializer, Attribute attribute) { EnsureNotFrozen(); var itemSerializer = serializer.GetItemSerializationInfo().Serializer; if (_itemSerializationOptions == null) { var itemDefaultSerializationOptions = itemSerializer.GetDefaultSerializationOptions(); // special case for legacy collections: allow BsonRepresentation on object if (itemDefaultSerializationOptions == null && (serializer.GetType() == typeof(EnumerableSerializer) || serializer.GetType() == typeof(QueueSerializer) || serializer.GetType() == typeof(StackSerializer)) && attribute.GetType() == typeof(BsonRepresentationAttribute)) { itemDefaultSerializationOptions = new RepresentationSerializationOptions(BsonType.Null); // will be modified later by ApplyAttribute } if (itemDefaultSerializationOptions == null) { var message = string.Format( "A serialization options attribute of type {0} cannot be used when the serializer is of type {1} and the item serializer is of type {2}.", BsonUtils.GetFriendlyTypeName(attribute.GetType()), BsonUtils.GetFriendlyTypeName(serializer.GetType()), BsonUtils.GetFriendlyTypeName(itemSerializer.GetType())); throw new NotSupportedException(message); } _itemSerializationOptions = itemDefaultSerializationOptions.Clone(); } _itemSerializationOptions.ApplyAttribute(itemSerializer, attribute); }
public void TestTrueTrue() { var options = new RepresentationSerializationOptions(BsonType.Int32, true, true); Assert.AreEqual(BsonType.Int32, options.Representation); Assert.AreEqual(true, options.AllowOverflow); Assert.AreEqual(true, options.AllowTruncation); }
public void TestFalseFalse() { var options = new RepresentationSerializationOptions(BsonType.Int32, false, false); Assert.AreEqual(BsonType.Int32, options.Representation); Assert.AreEqual(false, options.AllowOverflow); Assert.AreEqual(false, options.AllowTruncation); }
// public methods /// <summary> /// Apply an attribute to these serialization options and modify the options accordingly. /// </summary> /// <param name="serializer">The serializer that these serialization options are for.</param> /// <param name="attribute">The serialization options attribute.</param> public override void ApplyAttribute(IBsonSerializer serializer, Attribute attribute) { EnsureNotFrozen(); var arraySerializer = serializer as IBsonArraySerializer; if (arraySerializer == null) { var message = string.Format( "A serialization options attribute of type {0} cannot be used when the serializer is of type {1}.", BsonUtils.GetFriendlyTypeName(attribute.GetType()), BsonUtils.GetFriendlyTypeName(serializer.GetType())); throw new NotSupportedException(message); } var itemSerializer = arraySerializer.GetItemSerializationInfo().Serializer; if (_itemSerializationOptions == null) { var itemDefaultSerializationOptions = itemSerializer.GetDefaultSerializationOptions(); // special case for legacy collections: allow BsonRepresentation on object if (itemDefaultSerializationOptions == null && (serializer.GetType() == typeof(EnumerableSerializer) || serializer.GetType() == typeof(QueueSerializer) || serializer.GetType() == typeof(StackSerializer)) && attribute.GetType() == typeof(BsonRepresentationAttribute)) { itemDefaultSerializationOptions = new RepresentationSerializationOptions(BsonType.Null); // will be modified later by ApplyAttribute } if (itemDefaultSerializationOptions == null) { var message = string.Format( "A serialization options attribute of type {0} cannot be used when the serializer is of type {1} and the item serializer is of type {2}.", BsonUtils.GetFriendlyTypeName(attribute.GetType()), BsonUtils.GetFriendlyTypeName(serializer.GetType()), BsonUtils.GetFriendlyTypeName(itemSerializer.GetType())); throw new NotSupportedException(message); } _itemSerializationOptions = itemDefaultSerializationOptions.Clone(); } _itemSerializationOptions.ApplyAttribute(itemSerializer, attribute); }
// public methods /// <summary> /// Apply an attribute to these serialization options and modify the options accordingly. /// </summary> /// <param name="serializer">The serializer that these serialization options are for.</param> /// <param name="attribute">The serialization options attribute.</param> public override void ApplyAttribute(IBsonSerializer serializer, Attribute attribute) { EnsureNotFrozen(); var dictionaryOptionsAttribute = attribute as BsonDictionaryOptionsAttribute; if (dictionaryOptionsAttribute != null) { _representation = dictionaryOptionsAttribute.Representation; return; } // for backward compatibility reasons representations Array and Document apply to the Dictionary and not the values var representationAttribute = attribute as BsonRepresentationAttribute; if (representationAttribute != null) { switch (representationAttribute.Representation) { case BsonType.Array: _representation = DictionaryRepresentation.ArrayOfArrays; return; case BsonType.Document: _representation = DictionaryRepresentation.Document; return; } } // any other attributes are applied to the values var valueType = typeof(object); if (serializer.GetType().IsGenericType) { valueType = serializer.GetType().GetGenericArguments()[1]; // TValue } var valueSerializer = BsonSerializer.LookupSerializer(valueType); var valueSerializationOptions = _keyValuePairSerializationOptions.ValueSerializationOptions; if (valueSerializationOptions == null) { var valueDefaultSerializationOptions = valueSerializer.GetDefaultSerializationOptions(); // special case for legacy dictionaries: allow BsonRepresentation on object if (valueDefaultSerializationOptions == null && serializer.GetType() == typeof(DictionarySerializer) && attribute.GetType() == typeof(BsonRepresentationAttribute)) { valueDefaultSerializationOptions = new RepresentationSerializationOptions(BsonType.Null); // will be modified later by ApplyAttribute } if (valueDefaultSerializationOptions == null) { var message = string.Format( "A serialization options attribute of type {0} cannot be used when the serializer is of type {1} and the value serializer is of type {2}.", BsonUtils.GetFriendlyTypeName(attribute.GetType()), BsonUtils.GetFriendlyTypeName(serializer.GetType()), BsonUtils.GetFriendlyTypeName(valueSerializer.GetType())); throw new NotSupportedException(message); } valueSerializationOptions = valueDefaultSerializationOptions.Clone(); } valueSerializationOptions.ApplyAttribute(valueSerializer, attribute); _keyValuePairSerializationOptions = new KeyValuePairSerializationOptions( _keyValuePairSerializationOptions.Representation, _keyValuePairSerializationOptions.KeySerializationOptions, valueSerializationOptions); }
// public methods /// <summary> /// Apply an attribute to these serialization options and modify the options accordingly. /// </summary> /// <param name="serializer">The serializer that these serialization options are for.</param> /// <param name="attribute">The serialization options attribute.</param> public override void ApplyAttribute(IBsonSerializer serializer, Attribute attribute) { EnsureNotFrozen(); var dictionaryOptionsAttribute = attribute as BsonDictionaryOptionsAttribute; if (dictionaryOptionsAttribute != null) { _representation = dictionaryOptionsAttribute.Representation; return; } // for backward compatibility reasons representations Array and Document apply to the Dictionary and not the items var representationAttribute = attribute as BsonRepresentationAttribute; if (representationAttribute != null) { switch (representationAttribute.Representation) { case BsonType.Array: _representation = DictionaryRepresentation.ArrayOfArrays; return; case BsonType.Document: _representation = DictionaryRepresentation.Document; return; } } var itemSerializer = serializer.GetItemSerializationInfo().Serializer; if (_itemSerializationOptions == null) { var itemDefaultSerializationOptions = itemSerializer.GetDefaultSerializationOptions(); // special case for legacy dictionaries: allow BsonRepresentation on object if (itemDefaultSerializationOptions == null && serializer.GetType() == typeof(DictionarySerializer) && attribute.GetType() == typeof(BsonRepresentationAttribute)) { itemDefaultSerializationOptions = new RepresentationSerializationOptions(BsonType.Null); // will be modified later by ApplyAttribute } if (itemDefaultSerializationOptions == null) { var message = string.Format( "A serialization options attribute of type {0} cannot be used when the serializer is of type {1} and the item serializer is of type {2}.", BsonUtils.GetFriendlyTypeName(attribute.GetType()), BsonUtils.GetFriendlyTypeName(serializer.GetType()), BsonUtils.GetFriendlyTypeName(itemSerializer.GetType())); throw new NotSupportedException(message); } _itemSerializationOptions = itemDefaultSerializationOptions.Clone(); } _itemSerializationOptions.ApplyAttribute(itemSerializer, attribute); }
public void TestConversions() { var options = new RepresentationSerializationOptions(BsonType.Int32, false, false); Assert.AreEqual((double)1.5, options.ToDouble((double)1.5)); Assert.AreEqual((double)double.MinValue, options.ToDouble(double.MinValue)); Assert.AreEqual((double)double.MaxValue, options.ToDouble(double.MaxValue)); Assert.AreEqual((double)double.NegativeInfinity, options.ToDouble(double.NegativeInfinity)); Assert.AreEqual((double)double.PositiveInfinity, options.ToDouble(double.PositiveInfinity)); Assert.AreEqual((double)double.NaN, options.ToDouble(double.NaN)); Assert.AreEqual((double)1.5, options.ToDouble((float)1.5F)); Assert.AreEqual((double)double.MinValue, options.ToDouble(float.MinValue)); Assert.AreEqual((double)double.MaxValue, options.ToDouble(float.MaxValue)); Assert.AreEqual((double)double.NegativeInfinity, options.ToDouble(float.NegativeInfinity)); Assert.AreEqual((double)double.PositiveInfinity, options.ToDouble(float.PositiveInfinity)); Assert.AreEqual((double)double.NaN, options.ToDouble(float.NaN)); Assert.AreEqual((double)1.0, options.ToDouble((int)1)); Assert.AreEqual((double)int.MaxValue, options.ToDouble(int.MaxValue)); Assert.AreEqual((double)int.MinValue, options.ToDouble(int.MinValue)); Assert.AreEqual((double)1.0, options.ToDouble((long)1)); Assert.AreEqual((double)1.0, options.ToDouble((short)1)); Assert.AreEqual((double)short.MaxValue, options.ToDouble(short.MaxValue)); Assert.AreEqual((double)short.MinValue, options.ToDouble(short.MinValue)); Assert.AreEqual((double)1.0, options.ToDouble((uint)1)); Assert.AreEqual((double)uint.MaxValue, options.ToDouble(uint.MaxValue)); Assert.AreEqual((double)uint.MinValue, options.ToDouble(uint.MinValue)); Assert.AreEqual((double)1.0, options.ToDouble((ulong)1)); Assert.AreEqual((double)ulong.MinValue, options.ToDouble(ulong.MinValue)); Assert.AreEqual((double)1.0, options.ToDouble((ushort)1)); Assert.AreEqual((double)ushort.MaxValue, options.ToDouble(ushort.MaxValue)); Assert.AreEqual((double)ushort.MinValue, options.ToDouble(ushort.MinValue)); Assert.AreEqual((short)1, options.ToInt16((double)1.0)); Assert.AreEqual((short)1, options.ToInt16((int)1)); Assert.AreEqual((short)1, options.ToInt16((long)1)); Assert.AreEqual((int)1, options.ToInt32((double)1.0)); Assert.AreEqual((int)1, options.ToInt32((float)1.0F)); Assert.AreEqual((int)1, options.ToInt32((int)1)); Assert.AreEqual((int)int.MaxValue, options.ToInt32(int.MaxValue)); Assert.AreEqual((int)int.MinValue, options.ToInt32(int.MinValue)); Assert.AreEqual((int)1, options.ToInt32((long)1)); Assert.AreEqual((int)1, options.ToInt32((short)1)); Assert.AreEqual((int)short.MaxValue, options.ToInt32(short.MaxValue)); Assert.AreEqual((int)short.MinValue, options.ToInt32(short.MinValue)); Assert.AreEqual((int)1, options.ToInt32((uint)1)); Assert.AreEqual((int)uint.MinValue, options.ToInt32(uint.MinValue)); Assert.AreEqual((int)1, options.ToInt32((ulong)1)); Assert.AreEqual((int)ulong.MinValue, options.ToInt32(ulong.MinValue)); Assert.AreEqual((int)1, options.ToInt32((ushort)1)); Assert.AreEqual((int)ushort.MaxValue, options.ToInt32(ushort.MaxValue)); Assert.AreEqual((int)ushort.MinValue, options.ToInt32(ushort.MinValue)); Assert.AreEqual((long)1, options.ToInt64((double)1.0)); Assert.AreEqual((long)1, options.ToInt64((float)1.0F)); Assert.AreEqual((long)1, options.ToInt64((int)1)); Assert.AreEqual((long)int.MaxValue, options.ToInt64(int.MaxValue)); Assert.AreEqual((long)int.MinValue, options.ToInt64(int.MinValue)); Assert.AreEqual((long)1, options.ToInt64((long)1)); Assert.AreEqual((long)long.MaxValue, options.ToInt64(long.MaxValue)); Assert.AreEqual((long)long.MinValue, options.ToInt64(long.MinValue)); Assert.AreEqual((long)1, options.ToInt64((short)1)); Assert.AreEqual((long)short.MaxValue, options.ToInt64(short.MaxValue)); Assert.AreEqual((long)short.MinValue, options.ToInt64(short.MinValue)); Assert.AreEqual((long)1, options.ToInt64((uint)1)); Assert.AreEqual((long)uint.MaxValue, options.ToInt64(uint.MaxValue)); Assert.AreEqual((long)uint.MinValue, options.ToInt64(uint.MinValue)); Assert.AreEqual((long)1, options.ToInt64((ulong)1)); Assert.AreEqual((long)ulong.MinValue, options.ToInt64(ulong.MinValue)); Assert.AreEqual((long)1, options.ToInt64((ushort)1)); Assert.AreEqual((long)ushort.MaxValue, options.ToInt64(ushort.MaxValue)); Assert.AreEqual((long)ushort.MinValue, options.ToInt64(ushort.MinValue)); Assert.AreEqual((float)1.0F, options.ToSingle((double)1.0)); Assert.AreEqual((float)float.MinValue, options.ToSingle(double.MinValue)); Assert.AreEqual((float)float.MaxValue, options.ToSingle(double.MaxValue)); Assert.AreEqual((float)float.NegativeInfinity, options.ToSingle(double.NegativeInfinity)); Assert.AreEqual((float)float.PositiveInfinity, options.ToSingle(double.PositiveInfinity)); Assert.AreEqual((float)float.NaN, options.ToSingle(double.NaN)); Assert.AreEqual((float)1.0F, options.ToSingle((int)1)); Assert.AreEqual((float)1.0F, options.ToSingle((long)1)); Assert.AreEqual((ushort)1, options.ToUInt16((double)1.0)); Assert.AreEqual((ushort)1, options.ToUInt16((int)1)); Assert.AreEqual((ushort)1, options.ToUInt16((long)1)); Assert.AreEqual((uint)1, options.ToUInt32((double)1.0)); Assert.AreEqual((uint)1, options.ToUInt32((int)1)); Assert.AreEqual((uint)1, options.ToUInt32((long)1)); Assert.AreEqual((ulong)1, options.ToUInt64((double)1.0)); Assert.AreEqual((ulong)1, options.ToUInt64((int)1)); Assert.AreEqual((ulong)int.MaxValue, options.ToInt64(int.MaxValue)); Assert.AreEqual((ulong)1, options.ToUInt64((long)1)); Assert.AreEqual((ulong)long.MaxValue, options.ToInt64(long.MaxValue)); }
public void TestAllowTruncationTrue() { var options = new RepresentationSerializationOptions(BsonType.Int32, false, true); Assert.AreEqual((double)long.MaxValue, options.ToDouble(long.MaxValue)); Assert.AreEqual((double)ulong.MaxValue, options.ToDouble(ulong.MaxValue)); Assert.AreEqual((short)1, options.ToInt16((double)1.5)); Assert.AreEqual((int)1, options.ToInt32((double)1.5)); Assert.AreEqual((int)1, options.ToInt32((float)1.5F)); Assert.AreEqual((long)1, options.ToInt64((double)1.5)); Assert.AreEqual((long)1, options.ToInt64((float)1.5F)); Assert.AreEqual((float)0.0F, options.ToSingle(double.Epsilon)); Assert.AreEqual((ushort)1, options.ToUInt16((double)1.5)); Assert.AreEqual((uint)1, options.ToUInt32((double)1.5)); Assert.AreEqual((ulong)1, options.ToUInt64((double)1.5)); }
public void TestAllowTruncationFalse() { var options = new RepresentationSerializationOptions(BsonType.Int32, false, false); Assert.Throws<TruncationException>(() => options.ToDouble(long.MaxValue)); Assert.Throws<TruncationException>(() => options.ToDouble(ulong.MaxValue)); Assert.Throws<TruncationException>(() => options.ToInt16((double)1.5)); Assert.Throws<TruncationException>(() => options.ToInt32((double)1.5)); Assert.Throws<TruncationException>(() => options.ToInt32((float)1.5F)); Assert.Throws<TruncationException>(() => options.ToInt64((double)1.5)); Assert.Throws<TruncationException>(() => options.ToInt64((float)1.5F)); Assert.Throws<TruncationException>(() => options.ToSingle(double.Epsilon)); Assert.Throws<TruncationException>(() => options.ToUInt16((double)1.5)); Assert.Throws<TruncationException>(() => options.ToUInt32((double)1.5)); Assert.Throws<TruncationException>(() => options.ToUInt64((double)1.5)); }
public void TestAllowOverflowTrue() { var options = new RepresentationSerializationOptions(BsonType.Int32, true, false); // need variables to get some conversions to happen at runtime instead of compile time var doubleMaxValue = double.MaxValue; var doubleMinValue = double.MinValue; var floatMaxValue = float.MaxValue; var floatMinValue = float.MinValue; var intMaxValue = int.MaxValue; var intMinValue = int.MinValue; var longMaxValue = long.MaxValue; var longMinValue = long.MinValue; var uintMaxValue = uint.MaxValue; var ulongMaxValue = ulong.MaxValue; Assert.AreEqual(unchecked((short)doubleMaxValue), options.ToInt16(double.MaxValue)); Assert.AreEqual(unchecked((short)doubleMinValue), options.ToInt16(double.MinValue)); Assert.AreEqual(unchecked((short)intMaxValue), options.ToInt16(int.MaxValue)); Assert.AreEqual(unchecked((short)intMinValue), options.ToInt16(int.MinValue)); Assert.AreEqual(unchecked((short)longMaxValue), options.ToInt16(long.MaxValue)); Assert.AreEqual(unchecked((short)longMinValue), options.ToInt16(long.MinValue)); Assert.AreEqual(unchecked((int)doubleMaxValue), options.ToInt32(double.MaxValue)); Assert.AreEqual(unchecked((int)doubleMinValue), options.ToInt32(double.MinValue)); Assert.AreEqual(unchecked((int)floatMaxValue), options.ToInt32(float.MaxValue)); Assert.AreEqual(unchecked((int)floatMinValue), options.ToInt32(float.MinValue)); Assert.AreEqual(unchecked((int)longMaxValue), options.ToInt32(long.MaxValue)); Assert.AreEqual(unchecked((int)longMinValue), options.ToInt32(long.MinValue)); Assert.AreEqual(unchecked((int)uintMaxValue), options.ToInt32(uint.MaxValue)); Assert.AreEqual(unchecked((int)ulongMaxValue), options.ToInt32(ulong.MaxValue)); Assert.AreEqual(unchecked((long)doubleMaxValue), options.ToInt64(double.MaxValue)); Assert.AreEqual(unchecked((long)doubleMinValue), options.ToInt64(double.MinValue)); Assert.AreEqual(unchecked((long)floatMaxValue), options.ToInt64(float.MaxValue)); Assert.AreEqual(unchecked((long)floatMinValue), options.ToInt64(float.MinValue)); Assert.AreEqual(unchecked((long)ulongMaxValue), options.ToInt64(ulong.MaxValue)); Assert.AreEqual(unchecked((float)(doubleMaxValue / 10.0)), options.ToSingle(double.MaxValue / 10.0)); Assert.AreEqual(unchecked((float)(doubleMinValue / 10.0)), options.ToSingle(double.MinValue / 10.0)); Assert.AreEqual(unchecked((ushort)doubleMaxValue), options.ToUInt16(double.MaxValue)); Assert.AreEqual(unchecked((ushort)doubleMinValue), options.ToUInt16(double.MinValue)); Assert.AreEqual(unchecked((ushort)intMaxValue), options.ToUInt16(int.MaxValue)); Assert.AreEqual(unchecked((ushort)intMinValue), options.ToUInt16(int.MinValue)); Assert.AreEqual(unchecked((ushort)longMaxValue), options.ToUInt16(long.MaxValue)); Assert.AreEqual(unchecked((ushort)longMinValue), options.ToUInt16(long.MinValue)); Assert.AreEqual(unchecked((uint)doubleMaxValue), options.ToUInt32(double.MaxValue)); Assert.AreEqual(unchecked((uint)doubleMinValue), options.ToUInt32(double.MinValue)); Assert.AreEqual(unchecked((uint)intMinValue), options.ToUInt32(int.MinValue)); Assert.AreEqual(unchecked((uint)longMaxValue), options.ToUInt32(long.MaxValue)); Assert.AreEqual(unchecked((uint)longMinValue), options.ToUInt32(long.MinValue)); Assert.AreEqual(unchecked((ulong)doubleMaxValue), options.ToUInt64(double.MaxValue)); Assert.AreEqual(unchecked((ulong)doubleMinValue), options.ToUInt64(double.MinValue)); Assert.AreEqual(unchecked((ulong)intMinValue), options.ToUInt64(int.MinValue)); Assert.AreEqual(unchecked((ulong)longMinValue), options.ToUInt64(long.MinValue)); }
public void TestAllowOverflowFalse() { var options = new RepresentationSerializationOptions(BsonType.Int32, false, false); Assert.Throws<OverflowException>(() => options.ToInt16(double.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt16(double.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt16(int.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt16(int.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt16(long.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt16(long.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt32(double.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt32(double.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt32(float.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt32(float.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt32(long.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt32(long.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt32(uint.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt32(ulong.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt64(double.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt64(double.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt64(float.MaxValue)); Assert.Throws<OverflowException>(() => options.ToInt64(float.MinValue)); Assert.Throws<OverflowException>(() => options.ToInt64(ulong.MaxValue)); Assert.Throws<OverflowException>(() => options.ToSingle(double.MaxValue / 10.0)); Assert.Throws<OverflowException>(() => options.ToSingle(double.MinValue / 10.0)); Assert.Throws<OverflowException>(() => options.ToUInt16(double.MaxValue)); Assert.Throws<OverflowException>(() => options.ToUInt16(double.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt16(int.MaxValue)); Assert.Throws<OverflowException>(() => options.ToUInt16(int.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt16(long.MaxValue)); Assert.Throws<OverflowException>(() => options.ToUInt16(long.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt32(double.MaxValue)); Assert.Throws<OverflowException>(() => options.ToUInt32(double.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt32(int.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt32(long.MaxValue)); Assert.Throws<OverflowException>(() => options.ToUInt32(long.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt64(double.MaxValue)); Assert.Throws<OverflowException>(() => options.ToUInt64(double.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt64(int.MinValue)); Assert.Throws<OverflowException>(() => options.ToUInt64(long.MinValue)); }