public void TestUuidStandardWhenGuidRepresentationIsUnspecified() { var guid = new Guid("00112233445566778899aabbccddeeff"); var guidBytes = GuidConverter.ToBytes(guid, GuidRepresentation.Standard); var binary = new BsonBinaryData(guidBytes, BsonBinarySubType.UuidStandard); // GuidRepresentation is Unspecified var result = binary.ToJson(writerSettings: new JsonWriterSettings() { #pragma warning disable CS0618 // Type or member is obsolete GuidRepresentation = GuidRepresentation.Unspecified #pragma warning restore CS0618 // Type or member is obsolete }); result.Should().Be("UUID(\"00112233-4455-6677-8899-aabbccddeeff\")"); }