code.grnet.gr Git - pithos-ms-client/blob - trunk/Libraries/Json40r2/Source/Src/Newtonsoft.Json.Tests/Bson/BsonWriterTests.cs

   1 #region License
   2 // Copyright (c) 2007 James Newton-King
   3 //
   4 // Permission is hereby granted, free of charge, to any person
   5 // obtaining a copy of this software and associated documentation
   6 // files (the "Software"), to deal in the Software without
   7 // restriction, including without limitation the rights to use,
   8 // copy, modify, merge, publish, distribute, sublicense, and/or sell
   9 // copies of the Software, and to permit persons to whom the
  10 // Software is furnished to do so, subject to the following
  11 // conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be
  14 // included in all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  18 // OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  20 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  21 // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  22 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23 // OTHER DEALINGS IN THE SOFTWARE.
  24 #endregion
  25
  26 using System;
  27 using System.Collections.Generic;
  28 using System.Linq;
  29 using System.Text;
  30 using NUnit.Framework;
  31 using Newtonsoft.Json.Bson;
  32 using System.IO;
  33 using Newtonsoft.Json.Utilities;
  34 using Newtonsoft.Json.Tests.TestObjects;
  35 using System.Globalization;
  36
  37 namespace Newtonsoft.Json.Tests.Bson
  38 {
  39   public class BsonWriterTests : TestFixtureBase
  40   {
  41     [Test]
  42     public void CloseOutput()
  43     {
  44       MemoryStream ms = new MemoryStream();
  45       BsonWriter writer = new BsonWriter(ms);
  46
  47       Assert.IsTrue(ms.CanRead);
  48       writer.Close();
  49       Assert.IsFalse(ms.CanRead);
  50
  51       ms = new MemoryStream();
  52       writer = new BsonWriter(ms) { CloseOutput = false };
  53
  54       Assert.IsTrue(ms.CanRead);
  55       writer.Close();
  56       Assert.IsTrue(ms.CanRead);
  57     }
  58
  59     [Test]
  60     public void WriteSingleObject()
  61     {
  62       MemoryStream ms = new MemoryStream();
  63       BsonWriter writer = new BsonWriter(ms);
  64
  65       writer.WriteStartObject();
  66       writer.WritePropertyName("Blah");
  67       writer.WriteValue(1);
  68       writer.WriteEndObject();
  69
  70       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
  71       Assert.AreEqual("0F-00-00-00-10-42-6C-61-68-00-01-00-00-00-00", bson);
  72     }
  73
  74 #if !PocketPC && !NET20
  75     [Test]
  76     public void WriteValues()
  77     {
  78       MemoryStream ms = new MemoryStream();
  79       BsonWriter writer = new BsonWriter(ms);
  80
  81       writer.WriteStartArray();
  82       writer.WriteValue(long.MaxValue);
  83       writer.WriteValue((ulong)long.MaxValue);
  84       writer.WriteValue(int.MaxValue);
  85       writer.WriteValue((uint)int.MaxValue);
  86       writer.WriteValue(byte.MaxValue);
  87       writer.WriteValue(sbyte.MaxValue);
  88       writer.WriteValue('a');
  89       writer.WriteValue(decimal.MaxValue);
  90       writer.WriteValue(double.MaxValue);
  91       writer.WriteValue(float.MaxValue);
  92       writer.WriteValue(true);
  93       writer.WriteValue(new byte[] { 0, 1, 2, 3, 4 });
  94       writer.WriteValue(new DateTimeOffset(2000, 12, 29, 12, 30, 0, TimeSpan.Zero));
  95       writer.WriteValue(new DateTime(2000, 12, 29, 12, 30, 0, DateTimeKind.Utc));
  96       writer.WriteEnd();
  97
  98       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
  99       Assert.AreEqual("8C-00-00-00-12-30-00-FF-FF-FF-FF-FF-FF-FF-7F-12-31-00-FF-FF-FF-FF-FF-FF-FF-7F-10-32-00-FF-FF-FF-7F-10-33-00-FF-FF-FF-7F-10-34-00-FF-00-00-00-10-35-00-7F-00-00-00-02-36-00-02-00-00-00-61-00-01-37-00-00-00-00-00-00-00-F0-45-01-38-00-FF-FF-FF-FF-FF-FF-EF-7F-01-39-00-00-00-00-E0-FF-FF-EF-47-08-31-30-00-01-05-31-31-00-05-00-00-00-00-00-01-02-03-04-09-31-32-00-40-C5-E2-BA-E3-00-00-00-09-31-33-00-40-C5-E2-BA-E3-00-00-00-00", bson);
 100     }
 101 #endif
 102
 103     [Test]
 104     public void WriteArrayBsonFromSite()
 105     {
 106       MemoryStream ms = new MemoryStream();
 107       BsonWriter writer = new BsonWriter(ms);
 108       writer.WriteStartArray();
 109       writer.WriteValue("a");
 110       writer.WriteValue("b");
 111       writer.WriteValue("c");
 112       writer.WriteEndArray();
 113
 114       writer.Flush();
 115
 116       ms.Seek(0, SeekOrigin.Begin);
 117
 118       string expected = "20-00-00-00-02-30-00-02-00-00-00-61-00-02-31-00-02-00-00-00-62-00-02-32-00-02-00-00-00-63-00-00";
 119       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
 120
 121       Assert.AreEqual(expected, bson);
 122     }
 123
 124     [Test]
 125     public void WriteBytes()
 126     {
 127       byte[] data = Encoding.UTF8.GetBytes("Hello world!");
 128
 129       MemoryStream ms = new MemoryStream();
 130       BsonWriter writer = new BsonWriter(ms);
 131       writer.WriteStartArray();
 132       writer.WriteValue("a");
 133       writer.WriteValue("b");
 134       writer.WriteValue(data);
 135       writer.WriteEndArray();
 136
 137       writer.Flush();
 138
 139       ms.Seek(0, SeekOrigin.Begin);
 140
 141       string expected = "2B-00-00-00-02-30-00-02-00-00-00-61-00-02-31-00-02-00-00-00-62-00-05-32-00-0C-00-00-00-00-48-65-6C-6C-6F-20-77-6F-72-6C-64-21-00";
 142       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
 143
 144       Assert.AreEqual(expected, bson);
 145
 146       BsonReader reader = new BsonReader(new MemoryStream(ms.ToArray()));
 147       reader.ReadRootValueAsArray = true;
 148       reader.Read();
 149       reader.Read();
 150       reader.Read();
 151       reader.Read();
 152       Assert.AreEqual(JsonToken.Bytes, reader.TokenType);
 153       Assert.AreEqual(data, reader.Value);
 154     }
 155
 156     [Test]
 157     public void WriteNestedArray()
 158     {
 159       MemoryStream ms = new MemoryStream();
 160       BsonWriter writer = new BsonWriter(ms);
 161       writer.WriteStartObject();
 162
 163       writer.WritePropertyName("_id");
 164       writer.WriteValue(MiscellaneousUtils.HexToBytes("4A-78-93-79-17-22-00-00-00-00-61-CF"));
 165
 166       writer.WritePropertyName("a");
 167       writer.WriteStartArray();
 168       for (int i = 1; i <= 8; i++)
 169       {
 170         double value = (i != 5)
 171                          ? Convert.ToDouble(i)
 172                          : 5.78960446186581E+77d;
 173
 174         writer.WriteValue(value);
 175       }
 176       writer.WriteEndArray();
 177
 178       writer.WritePropertyName("b");
 179       writer.WriteValue("test");
 180
 181       writer.WriteEndObject();
 182
 183       writer.Flush();
 184
 185       ms.Seek(0, SeekOrigin.Begin);
 186
 187       string expected = "87-00-00-00-05-5F-69-64-00-0C-00-00-00-00-4A-78-93-79-17-22-00-00-00-00-61-CF-04-61-00-5D-00-00-00-01-30-00-00-00-00-00-00-00-F0-3F-01-31-00-00-00-00-00-00-00-00-40-01-32-00-00-00-00-00-00-00-08-40-01-33-00-00-00-00-00-00-00-10-40-01-34-00-00-00-00-00-00-00-14-50-01-35-00-00-00-00-00-00-00-18-40-01-36-00-00-00-00-00-00-00-1C-40-01-37-00-00-00-00-00-00-00-20-40-00-02-62-00-05-00-00-00-74-65-73-74-00-00";
 188       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
 189
 190       Assert.AreEqual(expected, bson);
 191     }
 192
 193     [Test]
 194     public void WriteSerializedStore()
 195     {
 196       MemoryStream ms = new MemoryStream();
 197       BsonWriter writer = new BsonWriter(ms);
 198
 199       Store s1 = new Store();
 200       s1.Color = StoreColor.White;
 201       s1.Cost = 999.59m;
 202       s1.Employees = int.MaxValue - 1;
 203       s1.Open = true;
 204       s1.product.Add(new Product
 205                        {
 206                          ExpiryDate = new DateTime(2000, 9, 28, 3, 59, 58, DateTimeKind.Local),
 207                          Name = "BSON!",
 208                          Price = -0.1m,
 209                          Sizes = new [] { "First", "Second" }
 210                        });
 211       s1.Establised = new DateTime(2000, 1, 1, 0, 0, 0, DateTimeKind.Local);
 212
 213       JsonSerializer serializer = new JsonSerializer();
 214       serializer.Serialize(writer, s1);
 215
 216       ms.Seek(0, SeekOrigin.Begin);
 217       BsonReader reader = new BsonReader(ms);
 218       Store s2 = (Store)serializer.Deserialize(reader, typeof (Store));
 219
 220       Assert.AreNotEqual(s1, s2);
 221       Assert.AreEqual(s1.Color, s2.Color);
 222       Assert.AreEqual(s1.Cost, s2.Cost);
 223       Assert.AreEqual(s1.Employees, s2.Employees);
 224       Assert.AreEqual(s1.Escape, s2.Escape);
 225       Assert.AreEqual(s1.Establised, s2.Establised);
 226       Assert.AreEqual(s1.Mottos.Count, s2.Mottos.Count);
 227       Assert.AreEqual(s1.Mottos.First(), s2.Mottos.First());
 228       Assert.AreEqual(s1.Mottos.Last(), s2.Mottos.Last());
 229       Assert.AreEqual(s1.Open, s2.Open);
 230       Assert.AreEqual(s1.product.Count, s2.product.Count);
 231       Assert.AreEqual(s1.RoomsPerFloor.Length, s2.RoomsPerFloor.Length);
 232       Assert.AreEqual(s1.Symbol, s2.Symbol);
 233       Assert.AreEqual(s1.Width, s2.Width);
 234
 235       MemoryStream ms1 = new MemoryStream();
 236       BsonWriter writer1 = new BsonWriter(ms1);
 237
 238       serializer.Serialize(writer1, s1);
 239
 240       Assert.AreEqual(ms.ToArray(), ms1.ToArray());
 241
 242       string s = JsonConvert.SerializeObject(s1);
 243       byte[] textData = Encoding.UTF8.GetBytes(s);
 244
 245       int l1 = textData.Length;
 246       int l2 = ms.ToArray().Length;
 247
 248       Console.WriteLine(l1);
 249       Console.WriteLine(l2);
 250     }
 251
 252     [Test]
 253     public void WriteLargeStrings()
 254     {
 255       MemoryStream ms = new MemoryStream();
 256       BsonWriter writer = new BsonWriter(ms);
 257
 258       StringBuilder largeStringBuilder = new StringBuilder();
 259       for (int i = 0; i < 100; i++)
 260       {
 261         if (i > 0)
 262           largeStringBuilder.Append("-");
 263
 264         largeStringBuilder.Append(i.ToString(CultureInfo.InvariantCulture));
 265       }
 266       string largeString = largeStringBuilder.ToString();
 267
 268       writer.WriteStartObject();
 269       writer.WritePropertyName(largeString);
 270       writer.WriteValue(largeString);
 271       writer.WriteEndObject();
 272
 273       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
 274       Assert.AreEqual("4E-02-00-00-02-30-2D-31-2D-32-2D-33-2D-34-2D-35-2D-36-2D-37-2D-38-2D-39-2D-31-30-2D-31-31-2D-31-32-2D-31-33-2D-31-34-2D-31-35-2D-31-36-2D-31-37-2D-31-38-2D-31-39-2D-32-30-2D-32-31-2D-32-32-2D-32-33-2D-32-34-2D-32-35-2D-32-36-2D-32-37-2D-32-38-2D-32-39-2D-33-30-2D-33-31-2D-33-32-2D-33-33-2D-33-34-2D-33-35-2D-33-36-2D-33-37-2D-33-38-2D-33-39-2D-34-30-2D-34-31-2D-34-32-2D-34-33-2D-34-34-2D-34-35-2D-34-36-2D-34-37-2D-34-38-2D-34-39-2D-35-30-2D-35-31-2D-35-32-2D-35-33-2D-35-34-2D-35-35-2D-35-36-2D-35-37-2D-35-38-2D-35-39-2D-36-30-2D-36-31-2D-36-32-2D-36-33-2D-36-34-2D-36-35-2D-36-36-2D-36-37-2D-36-38-2D-36-39-2D-37-30-2D-37-31-2D-37-32-2D-37-33-2D-37-34-2D-37-35-2D-37-36-2D-37-37-2D-37-38-2D-37-39-2D-38-30-2D-38-31-2D-38-32-2D-38-33-2D-38-34-2D-38-35-2D-38-36-2D-38-37-2D-38-38-2D-38-39-2D-39-30-2D-39-31-2D-39-32-2D-39-33-2D-39-34-2D-39-35-2D-39-36-2D-39-37-2D-39-38-2D-39-39-00-22-01-00-00-30-2D-31-2D-32-2D-33-2D-34-2D-35-2D-36-2D-37-2D-38-2D-39-2D-31-30-2D-31-31-2D-31-32-2D-31-33-2D-31-34-2D-31-35-2D-31-36-2D-31-37-2D-31-38-2D-31-39-2D-32-30-2D-32-31-2D-32-32-2D-32-33-2D-32-34-2D-32-35-2D-32-36-2D-32-37-2D-32-38-2D-32-39-2D-33-30-2D-33-31-2D-33-32-2D-33-33-2D-33-34-2D-33-35-2D-33-36-2D-33-37-2D-33-38-2D-33-39-2D-34-30-2D-34-31-2D-34-32-2D-34-33-2D-34-34-2D-34-35-2D-34-36-2D-34-37-2D-34-38-2D-34-39-2D-35-30-2D-35-31-2D-35-32-2D-35-33-2D-35-34-2D-35-35-2D-35-36-2D-35-37-2D-35-38-2D-35-39-2D-36-30-2D-36-31-2D-36-32-2D-36-33-2D-36-34-2D-36-35-2D-36-36-2D-36-37-2D-36-38-2D-36-39-2D-37-30-2D-37-31-2D-37-32-2D-37-33-2D-37-34-2D-37-35-2D-37-36-2D-37-37-2D-37-38-2D-37-39-2D-38-30-2D-38-31-2D-38-32-2D-38-33-2D-38-34-2D-38-35-2D-38-36-2D-38-37-2D-38-38-2D-38-39-2D-39-30-2D-39-31-2D-39-32-2D-39-33-2D-39-34-2D-39-35-2D-39-36-2D-39-37-2D-39-38-2D-39-39-00-00", bson);
 275     }
 276
 277     [Test]
 278     public void SerializeGoogleGeoCode()
 279     {
 280       string json = @"{
 281   ""name"": ""1600 Amphitheatre Parkway, Mountain View, CA, USA"",
 282   ""Status"": {
 283     ""code"": 200,
 284     ""request"": ""geocode""
 285   },
 286   ""Placemark"": [
 287     {
 288       ""address"": ""1600 Amphitheatre Pkwy, Mountain View, CA 94043, USA"",
 289       ""AddressDetails"": {
 290         ""Country"": {
 291           ""CountryNameCode"": ""US"",
 292           ""AdministrativeArea"": {
 293             ""AdministrativeAreaName"": ""CA"",
 294             ""SubAdministrativeArea"": {
 295               ""SubAdministrativeAreaName"": ""Santa Clara"",
 296               ""Locality"": {
 297                 ""LocalityName"": ""Mountain View"",
 298                 ""Thoroughfare"": {
 299                   ""ThoroughfareName"": ""1600 Amphitheatre Pkwy""
 300                 },
 301                 ""PostalCode"": {
 302                   ""PostalCodeNumber"": ""94043""
 303                 }
 304               }
 305             }
 306           }
 307         },
 308         ""Accuracy"": 8
 309       },
 310       ""Point"": {
 311         ""coordinates"": [-122.083739, 37.423021, 0]
 312       }
 313     }
 314   ]
 315 }";
 316
 317       GoogleMapGeocoderStructure jsonGoogleMapGeocoder = JsonConvert.DeserializeObject<GoogleMapGeocoderStructure>(json);
 318
 319       MemoryStream ms = new MemoryStream();
 320       BsonWriter writer = new BsonWriter(ms);
 321
 322       JsonSerializer serializer = new JsonSerializer();
 323       serializer.Serialize(writer, jsonGoogleMapGeocoder);
 324
 325       ms.Seek(0, SeekOrigin.Begin);
 326       BsonReader reader = new BsonReader(ms);
 327       GoogleMapGeocoderStructure bsonGoogleMapGeocoder = (GoogleMapGeocoderStructure)serializer.Deserialize(reader, typeof (GoogleMapGeocoderStructure));
 328
 329       Assert.IsNotNull(bsonGoogleMapGeocoder);
 330       Assert.AreEqual("1600 Amphitheatre Parkway, Mountain View, CA, USA", bsonGoogleMapGeocoder.Name);
 331       Assert.AreEqual("200", bsonGoogleMapGeocoder.Status.Code);
 332       Assert.AreEqual("geocode", bsonGoogleMapGeocoder.Status.Request);
 333
 334       IList<Placemark> placemarks = bsonGoogleMapGeocoder.Placemark;
 335       Assert.IsNotNull(placemarks);
 336       Assert.AreEqual(1, placemarks.Count);
 337
 338       Placemark placemark = placemarks[0];
 339       Assert.AreEqual("1600 Amphitheatre Pkwy, Mountain View, CA 94043, USA", placemark.Address);
 340       Assert.AreEqual(8, placemark.AddressDetails.Accuracy);
 341       Assert.AreEqual("US", placemark.AddressDetails.Country.CountryNameCode);
 342       Assert.AreEqual("CA", placemark.AddressDetails.Country.AdministrativeArea.AdministrativeAreaName);
 343       Assert.AreEqual("Santa Clara", placemark.AddressDetails.Country.AdministrativeArea.SubAdministrativeArea.SubAdministrativeAreaName);
 344       Assert.AreEqual("Mountain View", placemark.AddressDetails.Country.AdministrativeArea.SubAdministrativeArea.Locality.LocalityName);
 345       Assert.AreEqual("1600 Amphitheatre Pkwy", placemark.AddressDetails.Country.AdministrativeArea.SubAdministrativeArea.Locality.Thoroughfare.ThoroughfareName);
 346       Assert.AreEqual("94043", placemark.AddressDetails.Country.AdministrativeArea.SubAdministrativeArea.Locality.PostalCode.PostalCodeNumber);
 347       Assert.AreEqual(-122.083739m, placemark.Point.Coordinates[0]);
 348       Assert.AreEqual(37.423021m, placemark.Point.Coordinates[1]);
 349       Assert.AreEqual(0m, placemark.Point.Coordinates[2]);
 350     }
 351
 352     [Test]
 353     public void WriteEmptyStrings()
 354     {
 355       MemoryStream ms = new MemoryStream();
 356       BsonWriter writer = new BsonWriter(ms);
 357
 358       writer.WriteStartObject();
 359       writer.WritePropertyName("");
 360       writer.WriteValue("");
 361       writer.WriteEndObject();
 362
 363       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
 364       Assert.AreEqual("0C-00-00-00-02-00-01-00-00-00-00-00", bson);
 365     }
 366
 367     [Test]
 368     [ExpectedException(typeof(JsonWriterException), ExpectedMessage = "Cannot write JSON comment as BSON.")]
 369     public void WriteComment()
 370     {
 371       MemoryStream ms = new MemoryStream();
 372       BsonWriter writer = new BsonWriter(ms);
 373
 374       writer.WriteStartArray();
 375       writer.WriteComment("fail");
 376     }
 377
 378     [Test]
 379     [ExpectedException(typeof(JsonWriterException), ExpectedMessage = "Cannot write JSON constructor as BSON.")]
 380     public void WriteConstructor()
 381     {
 382       MemoryStream ms = new MemoryStream();
 383       BsonWriter writer = new BsonWriter(ms);
 384
 385       writer.WriteStartArray();
 386       writer.WriteStartConstructor("fail");
 387     }
 388
 389     [Test]
 390     [ExpectedException(typeof(JsonWriterException), ExpectedMessage = "Cannot write raw JSON as BSON.")]
 391     public void WriteRaw()
 392     {
 393       MemoryStream ms = new MemoryStream();
 394       BsonWriter writer = new BsonWriter(ms);
 395
 396       writer.WriteStartArray();
 397       writer.WriteRaw("fail");
 398     }
 399
 400     [Test]
 401     [ExpectedException(typeof(JsonWriterException), ExpectedMessage = "Cannot write raw JSON as BSON.")]
 402     public void WriteRawValue()
 403     {
 404       MemoryStream ms = new MemoryStream();
 405       BsonWriter writer = new BsonWriter(ms);
 406
 407       writer.WriteStartArray();
 408       writer.WriteRawValue("fail");
 409     }
 410
 411     [Test]
 412     public void Example()
 413     {
 414       Product p = new Product();
 415       p.ExpiryDate = DateTime.Parse("2009-04-05T14:45:00Z");
 416       p.Name = "Carlos' Spicy Wieners";
 417       p.Price = 9.95m;
 418       p.Sizes = new[] { "Small", "Medium", "Large" };
 419
 420       MemoryStream ms = new MemoryStream();
 421       JsonSerializer serializer = new JsonSerializer();
 422
 423       // serialize product to BSON
 424       BsonWriter writer = new BsonWriter(ms);
 425       serializer.Serialize(writer, p);
 426
 427       Console.WriteLine(BitConverter.ToString(ms.ToArray()));
 428       // 7C-00-00-00-02-4E-61-6D-65-00-16-00-00-00-43-61-72-6C-
 429       // 6F-73-27-20-53-70-69-63-79-20-57-69-65-6E-65-72-73-00-
 430       // 09-45-78-70-69-72-79-44-61-74-65-00-E0-51-BD-76-20-01-
 431       // 00-00-01-50-72-69-63-65-00-66-66-66-66-66-E6-23-40-04-
 432       // 53-69-7A-65-73-00-2D-00-00-00-02-30-00-06-00-00-00-53-
 433       // 6D-61-6C-6C-00-02-31-00-07-00-00-00-4D-65-64-69-75-6D-
 434       // 00-02-32-00-06-00-00-00-4C-61-72-67-65-00-00-00
 435
 436
 437       ms.Seek(0, SeekOrigin.Begin);
 438
 439       // deserialize product from BSON
 440       BsonReader reader = new BsonReader(ms);
 441       Product deserializedProduct = serializer.Deserialize<Product>(reader);
 442
 443       Console.WriteLine(deserializedProduct.Name);
 444       // Carlos' Spicy Wieners
 445
 446
 447       Assert.AreEqual("Carlos' Spicy Wieners", deserializedProduct.Name);
 448       Assert.AreEqual(9.95m, deserializedProduct.Price);
 449       Assert.AreEqual(3, deserializedProduct.Sizes.Length);
 450     }
 451
 452     [Test]
 453     public void WriteOid()
 454     {
 455       MemoryStream ms = new MemoryStream();
 456       BsonWriter writer = new BsonWriter(ms);
 457
 458       byte[] oid = new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
 459
 460       writer.WriteStartObject();
 461       writer.WritePropertyName("_oid");
 462       writer.WriteObjectId(oid);
 463       writer.WriteEndObject();
 464
 465       string bson = MiscellaneousUtils.BytesToHex(ms.ToArray());
 466       Assert.AreEqual("17-00-00-00-07-5F-6F-69-64-00-01-02-03-04-05-06-07-08-09-0A-0B-0C-00", bson);
 467
 468       ms.Seek(0, SeekOrigin.Begin);
 469       BsonReader reader = new BsonReader(ms);
 470
 471       Assert.IsTrue(reader.Read());
 472       Assert.AreEqual(JsonToken.StartObject, reader.TokenType);
 473
 474       Assert.IsTrue(reader.Read());
 475       Assert.AreEqual(JsonToken.PropertyName, reader.TokenType);
 476
 477       Assert.IsTrue(reader.Read());
 478       Assert.AreEqual(JsonToken.Bytes, reader.TokenType);
 479       Assert.AreEqual(oid, reader.Value);
 480
 481       Assert.IsTrue(reader.Read());
 482       Assert.AreEqual(JsonToken.EndObject, reader.TokenType);
 483     }
 484
 485     [Test]
 486     public void WriteOidPlusContent()
 487     {
 488       MemoryStream ms = new MemoryStream();
 489       BsonWriter writer = new BsonWriter(ms);
 490
 491       writer.WriteStartObject();
 492       writer.WritePropertyName("_id");
 493       writer.WriteObjectId(MiscellaneousUtils.HexToBytes("4ABBED9D1D8B0F0218000001"));
 494       writer.WritePropertyName("test");
 495       writer.WriteValue("1234£56");
 496       writer.WriteEndObject();
 497
 498       byte[] expected = MiscellaneousUtils.HexToBytes("29000000075F6964004ABBED9D1D8B0F02180000010274657374000900000031323334C2A335360000");
 499
 500       Assert.AreEqual(expected, ms.ToArray());
 501     }
 502
 503     [Test]
 504     public void WriteRegexPlusContent()
 505     {
 506       MemoryStream ms = new MemoryStream();
 507       BsonWriter writer = new BsonWriter(ms);
 508
 509       writer.WriteStartObject();
 510       writer.WritePropertyName("regex");
 511       writer.WriteRegex("abc", "i");
 512       writer.WritePropertyName("test");
 513       writer.WriteRegex(string.Empty, null);
 514       writer.WriteEndObject();
 515
 516       byte[] expected = MiscellaneousUtils.HexToBytes("1A-00-00-00-0B-72-65-67-65-78-00-61-62-63-00-69-00-0B-74-65-73-74-00-00-00-00");
 517
 518       Assert.AreEqual(expected, ms.ToArray());
 519     }
 520
 521     [Test]
 522     public void SerializeEmptyAndNullStrings()
 523     {
 524       Product p = new Product();
 525       p.ExpiryDate = DateTime.Parse("2009-04-05T14:45:00Z");
 526       p.Name = null;
 527       p.Price = 9.95m;
 528       p.Sizes = new[] { "Small", "", null };
 529
 530       MemoryStream ms = new MemoryStream();
 531       JsonSerializer serializer = new JsonSerializer();
 532
 533       BsonWriter writer = new BsonWriter(ms);
 534       serializer.Serialize(writer, p);
 535
 536       ms.Seek(0, SeekOrigin.Begin);
 537
 538       BsonReader reader = new BsonReader(ms);
 539       Product deserializedProduct = serializer.Deserialize<Product>(reader);
 540
 541       Console.WriteLine(deserializedProduct.Name);
 542
 543       Assert.AreEqual(null, deserializedProduct.Name);
 544       Assert.AreEqual(9.95m, deserializedProduct.Price);
 545       Assert.AreEqual(3, deserializedProduct.Sizes.Length);
 546       Assert.AreEqual("Small", deserializedProduct.Sizes[0]);
 547       Assert.AreEqual("", deserializedProduct.Sizes[1]);
 548       Assert.AreEqual(null, deserializedProduct.Sizes[2]);
 549     }
 550
 551     [Test]
 552     public void WriteReadEmptyAndNullStrings()
 553     {
 554       MemoryStream ms = new MemoryStream();
 555       BsonWriter writer = new BsonWriter(ms);
 556
 557       writer.WriteStartArray();
 558       writer.WriteValue("Content!");
 559       writer.WriteValue("");
 560       writer.WriteValue((string)null);
 561       writer.WriteEndArray();
 562
 563       ms.Seek(0, SeekOrigin.Begin);
 564
 565       BsonReader reader = new BsonReader(ms);
 566       reader.ReadRootValueAsArray = true;
 567
 568       Assert.IsTrue(reader.Read());
 569       Assert.AreEqual(JsonToken.StartArray, reader.TokenType);
 570
 571       Assert.IsTrue(reader.Read());
 572       Assert.AreEqual(JsonToken.String, reader.TokenType);
 573       Assert.AreEqual("Content!", reader.Value);
 574
 575       Assert.IsTrue(reader.Read());
 576       Assert.AreEqual(JsonToken.String, reader.TokenType);
 577       Assert.AreEqual("", reader.Value);
 578
 579       Assert.IsTrue(reader.Read());
 580       Assert.AreEqual(JsonToken.Null, reader.TokenType);
 581       Assert.AreEqual(null, reader.Value);
 582
 583       Assert.IsTrue(reader.Read());
 584       Assert.AreEqual(JsonToken.EndArray, reader.TokenType);
 585
 586       Assert.IsFalse(reader.Read());
 587     }
 588
 589     [Test]
 590     public void WriteDateTimes()
 591     {
 592       MemoryStream ms = new MemoryStream();
 593       BsonWriter writer = new BsonWriter(ms);
 594       writer.DateTimeKindHandling = DateTimeKind.Unspecified;
 595
 596       writer.WriteStartArray();
 597       writer.WriteValue(new DateTime(2000, 10, 12, 20, 55, 0, DateTimeKind.Utc));
 598       writer.WriteValue(new DateTime(2000, 10, 12, 20, 55, 0, DateTimeKind.Local));
 599       writer.WriteValue(new DateTime(2000, 10, 12, 20, 55, 0, DateTimeKind.Unspecified));
 600       writer.WriteEndArray();
 601
 602       ms.Seek(0, SeekOrigin.Begin);
 603
 604       BsonReader reader = new BsonReader(ms);
 605       reader.ReadRootValueAsArray = true;
 606       reader.DateTimeKindHandling = DateTimeKind.Utc;
 607
 608       Assert.IsTrue(reader.Read());
 609       Assert.AreEqual(JsonToken.StartArray, reader.TokenType);
 610
 611       Assert.IsTrue(reader.Read());
 612       Assert.AreEqual(JsonToken.Date, reader.TokenType);
 613       Assert.AreEqual(new DateTime(2000, 10, 12, 20, 55, 0, DateTimeKind.Utc), reader.Value);
 614
 615       Assert.IsTrue(reader.Read());
 616       Assert.AreEqual(JsonToken.Date, reader.TokenType);
 617       Assert.AreEqual(new DateTime(2000, 10, 12, 20, 55, 0, DateTimeKind.Utc), reader.Value);
 618
 619       Assert.IsTrue(reader.Read());
 620       Assert.AreEqual(JsonToken.Date, reader.TokenType);
 621       Assert.AreEqual(new DateTime(2000, 10, 12, 20, 55, 0, DateTimeKind.Utc), reader.Value);
 622
 623       Assert.IsTrue(reader.Read());
 624       Assert.AreEqual(JsonToken.EndArray, reader.TokenType);
 625
 626       Assert.IsFalse(reader.Read());
 627     }
 628   }
 629 }