xref: /aosp_15_r20/external/flatbuffers/tests/FlatBuffers.Test/FlatBuffersExampleTests.cs (revision 890232f25432b36107d06881e0a25aaa6b473652)
1 /*
2  * Copyright 2014 Google Inc. All rights reserved.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 using System.IO;
18 using System.Text;
19 using System.Threading;
20 using MyGame.Example;
21 using optional_scalars;
22 using KeywordTest;
23 
24 namespace FlatBuffers.Test
25 {
26     [FlatBuffersTestClass]
27     public class FlatBuffersExampleTests
28     {
RunTests()29         public void RunTests()
30         {
31             CanCreateNewFlatBufferFromScratch();
32             CanReadCppGeneratedWireFile();
33             TestEnums();
34         }
35 
36         [FlatBuffersTestMethod]
CanCreateNewFlatBufferFromScratch()37         public void CanCreateNewFlatBufferFromScratch()
38         {
39             CanCreateNewFlatBufferFromScratch(true);
40             CanCreateNewFlatBufferFromScratch(false);
41         }
42 
CanCreateNewFlatBufferFromScratch(bool sizePrefix)43         private void CanCreateNewFlatBufferFromScratch(bool sizePrefix)
44         {
45             // Second, let's create a FlatBuffer from scratch in C#, and test it also.
46             // We use an initial size of 1 to exercise the reallocation algorithm,
47             // normally a size larger than the typical FlatBuffer you generate would be
48             // better for performance.
49             var fbb = new FlatBufferBuilder(1);
50 
51             StringOffset[] names = { fbb.CreateString("Frodo"), fbb.CreateString("Barney"), fbb.CreateString("Wilma") };
52             Offset<Monster>[] off = new Offset<Monster>[3];
53             Monster.StartMonster(fbb);
54             Monster.AddName(fbb, names[0]);
55             off[0] = Monster.EndMonster(fbb);
56             Monster.StartMonster(fbb);
57             Monster.AddName(fbb, names[1]);
58             off[1] = Monster.EndMonster(fbb);
59             Monster.StartMonster(fbb);
60             Monster.AddName(fbb, names[2]);
61             off[2] = Monster.EndMonster(fbb);
62             var sortMons = Monster.CreateSortedVectorOfMonster(fbb, off);
63 
64             // We set up the same values as monsterdata.json:
65 
66             var str = fbb.CreateString("MyMonster");
67             var test1 = fbb.CreateString("test1");
68             var test2 = fbb.CreateString("test2");
69 
70 
71             Monster.StartInventoryVector(fbb, 5);
72             for (int i = 4; i >= 0; i--)
73             {
74                 fbb.AddByte((byte)i);
75             }
76             var inv = fbb.EndVector();
77 
78             var fred = fbb.CreateString("Fred");
79             Monster.StartMonster(fbb);
80             Monster.AddName(fbb, fred);
81             var mon2 = Monster.EndMonster(fbb);
82 
83             Monster.StartTest4Vector(fbb, 2);
84             MyGame.Example.Test.CreateTest(fbb, (short)10, (sbyte)20);
85             MyGame.Example.Test.CreateTest(fbb, (short)30, (sbyte)40);
86             var test4 = fbb.EndVector();
87 
88             Monster.StartTestarrayofstringVector(fbb, 2);
89             fbb.AddOffset(test2.Value);
90             fbb.AddOffset(test1.Value);
91             var testArrayOfString = fbb.EndVector();
92 
93             Monster.StartMonster(fbb);
94             Monster.AddPos(fbb, Vec3.CreateVec3(fbb, 1.0f, 2.0f, 3.0f, 3.0,
95                                                      Color.Green, (short)5, (sbyte)6));
96             Monster.AddHp(fbb, (short)80);
97             Monster.AddName(fbb, str);
98             Monster.AddInventory(fbb, inv);
99             Monster.AddTestType(fbb, Any.Monster);
100             Monster.AddTest(fbb, mon2.Value);
101             Monster.AddTest4(fbb, test4);
102             Monster.AddTestarrayofstring(fbb, testArrayOfString);
103             Monster.AddTestbool(fbb, true);
104             Monster.AddTestarrayoftables(fbb, sortMons);
105             var mon = Monster.EndMonster(fbb);
106 
107             if (sizePrefix)
108             {
109                 Monster.FinishSizePrefixedMonsterBuffer(fbb, mon);
110             }
111             else
112             {
113                 Monster.FinishMonsterBuffer(fbb, mon);
114             }
115 
116             // Dump to output directory so we can inspect later, if needed
117             #if ENABLE_SPAN_T
118             var data = fbb.DataBuffer.ToSizedArray();
119             string filename = @"monsterdata_cstest" + (sizePrefix ? "_sp" : "") + ".mon";
120             File.WriteAllBytes(filename, data);
121             #else
122             using (var ms = fbb.DataBuffer.ToMemoryStream(fbb.DataBuffer.Position, fbb.Offset))
123             {
124                 var data = ms.ToArray();
125                 string filename = @"monsterdata_cstest" + (sizePrefix ? "_sp" : "") + ".mon";
126                 File.WriteAllBytes(filename, data);
127             }
128             #endif
129 
130             // Remove the size prefix if necessary for further testing
131             ByteBuffer dataBuffer = fbb.DataBuffer;
132             if (sizePrefix)
133             {
134                 Assert.AreEqual(ByteBufferUtil.GetSizePrefix(dataBuffer) + FlatBufferConstants.SizePrefixLength,
135                                 dataBuffer.Length - dataBuffer.Position);
136                 dataBuffer = ByteBufferUtil.RemoveSizePrefix(dataBuffer);
137             }
138 
139             // Now assert the buffer
140             TestBuffer(dataBuffer);
141 
142             //Attempt to mutate Monster fields and check whether the buffer has been mutated properly
143             // revert to original values after testing
144             Monster monster = Monster.GetRootAsMonster(dataBuffer);
145 
146 
147             // mana is optional and does not exist in the buffer so the mutation should fail
148             // the mana field should retain its default value
149             Assert.AreEqual(monster.MutateMana((short)10), false);
150             Assert.AreEqual(monster.Mana, (short)150);
151 
152             // Accessing a vector of sorted by the key tables
153             Assert.AreEqual(monster.Testarrayoftables(0).Value.Name, "Barney");
154             Assert.AreEqual(monster.Testarrayoftables(1).Value.Name, "Frodo");
155             Assert.AreEqual(monster.Testarrayoftables(2).Value.Name, "Wilma");
156 
157             // Example of searching for a table by the key
158             Assert.IsTrue(monster.TestarrayoftablesByKey("Frodo") != null);
159             Assert.AreEqual(monster.TestarrayoftablesByKey("Frodo").Value.Name, "Frodo");
160             Assert.IsTrue(monster.TestarrayoftablesByKey("Barney") != null);
161             Assert.AreEqual(monster.TestarrayoftablesByKey("Barney").Value.Name, "Barney");
162             Assert.IsTrue(monster.TestarrayoftablesByKey("Wilma") != null);
163             Assert.AreEqual(monster.TestarrayoftablesByKey("Wilma").Value.Name, "Wilma");
164 
165             // testType is an existing field
166             Assert.AreEqual(monster.TestType, Any.Monster);
167 
168             //mutate the inventory vector
169             Assert.AreEqual(monster.MutateInventory(0, 1), true);
170             Assert.AreEqual(monster.MutateInventory(1, 2), true);
171             Assert.AreEqual(monster.MutateInventory(2, 3), true);
172             Assert.AreEqual(monster.MutateInventory(3, 4), true);
173             Assert.AreEqual(monster.MutateInventory(4, 5), true);
174 
175             for (int i = 0; i < monster.InventoryLength; i++)
176             {
177                 Assert.AreEqual(monster.Inventory(i), i + 1);
178             }
179 
180             //reverse mutation
181             Assert.AreEqual(monster.MutateInventory(0, 0), true);
182             Assert.AreEqual(monster.MutateInventory(1, 1), true);
183             Assert.AreEqual(monster.MutateInventory(2, 2), true);
184             Assert.AreEqual(monster.MutateInventory(3, 3), true);
185             Assert.AreEqual(monster.MutateInventory(4, 4), true);
186 
187             // get a struct field and edit one of its fields
188             Vec3 pos = (Vec3)monster.Pos;
189             Assert.AreEqual(pos.X, 1.0f);
190             pos.MutateX(55.0f);
191             Assert.AreEqual(pos.X, 55.0f);
192             pos.MutateX(1.0f);
193             Assert.AreEqual(pos.X, 1.0f);
194 
195             TestBuffer(dataBuffer);
196             TestObjectAPI(Monster.GetRootAsMonster(dataBuffer));
197         }
198 
TestBuffer(ByteBuffer bb)199         private void TestBuffer(ByteBuffer bb)
200         {
201             Monster monster = Monster.GetRootAsMonster(bb);
202 
203             Assert.AreEqual(80, monster.Hp);
204             Assert.AreEqual(150, monster.Mana);
205             Assert.AreEqual("MyMonster", monster.Name);
206 
207             var pos = monster.Pos.Value;
208             Assert.AreEqual(1.0f, pos.X);
209             Assert.AreEqual(2.0f, pos.Y);
210             Assert.AreEqual(3.0f, pos.Z);
211 
212             Assert.AreEqual(3.0f, pos.Test1);
213             Assert.AreEqual(Color.Green, pos.Test2);
214             var t = (MyGame.Example.Test)pos.Test3;
215             Assert.AreEqual((short)5, t.A);
216             Assert.AreEqual((sbyte)6, t.B);
217 
218             Assert.AreEqual(Any.Monster, monster.TestType);
219 
220             var monster2 = monster.Test<Monster>().Value;
221             Assert.AreEqual("Fred", monster2.Name);
222 
223 
224             Assert.AreEqual(5, monster.InventoryLength);
225             var invsum = 0;
226             for (var i = 0; i < monster.InventoryLength; i++)
227             {
228                 invsum += monster.Inventory(i);
229             }
230             Assert.AreEqual(10, invsum);
231 
232             // Get the inventory as an array and subtract the
233             // sum to get it back to 0
234             var inventoryArray = monster.GetInventoryArray();
235             Assert.AreEqual(5, inventoryArray.Length);
236             foreach(var inv in inventoryArray)
237             {
238                 invsum -= inv;
239             }
240             Assert.AreEqual(0, invsum);
241 
242             var test0 = monster.Test4(0).Value;
243             var test1 = monster.Test4(1).Value;
244             Assert.AreEqual(2, monster.Test4Length);
245 
246             Assert.AreEqual(100, test0.A + test0.B + test1.A + test1.B);
247 
248             Assert.AreEqual(2, monster.TestarrayofstringLength);
249             Assert.AreEqual("test1", monster.Testarrayofstring(0));
250             Assert.AreEqual("test2", monster.Testarrayofstring(1));
251 
252             Assert.AreEqual(true, monster.Testbool);
253 
254             #if ENABLE_SPAN_T
255             var nameBytes = monster.GetNameBytes();
256             Assert.AreEqual("MyMonster", Encoding.UTF8.GetString(nameBytes.ToArray(), 0, nameBytes.Length));
257 
258             if (0 == monster.TestarrayofboolsLength)
259             {
260                 Assert.IsFalse(monster.GetTestarrayofboolsBytes().Length != 0);
261             }
262             else
263             {
264                 Assert.IsTrue(monster.GetTestarrayofboolsBytes().Length != 0);
265             }
266 
267             var longArrayBytes = monster.GetVectorOfLongsBytes();
268             Assert.IsTrue(monster.VectorOfLongsLength * 8 == longArrayBytes.Length);
269 
270             var doubleArrayBytes = monster.GetVectorOfDoublesBytes();
271             Assert.IsTrue(monster.VectorOfDoublesLength * 8 == doubleArrayBytes.Length);
272             #else
273             var nameBytes = monster.GetNameBytes().Value;
274             Assert.AreEqual("MyMonster", Encoding.UTF8.GetString(nameBytes.Array, nameBytes.Offset, nameBytes.Count));
275 
276             if (0 == monster.TestarrayofboolsLength)
277             {
278                 Assert.IsFalse(monster.GetTestarrayofboolsBytes().HasValue);
279             }
280             else
281             {
282                 Assert.IsTrue(monster.GetTestarrayofboolsBytes().HasValue);
283             }
284             #endif
285         }
286 
287         [FlatBuffersTestMethod]
CanReadCppGeneratedWireFile()288         public void CanReadCppGeneratedWireFile()
289         {
290             var data = File.ReadAllBytes(@"../monsterdata_test.mon");
291             var bb = new ByteBuffer(data);
292             TestBuffer(bb);
293             TestObjectAPI(Monster.GetRootAsMonster(bb));
294         }
295 
296         [FlatBuffersTestMethod]
CanReadJsonFile()297         public void CanReadJsonFile()
298         {
299             var jsonText = File.ReadAllText(@"../monsterdata_test.json");
300             var mon = MonsterT.DeserializeFromJson(jsonText);
301             var fbb = new FlatBufferBuilder(1);
302             fbb.Finish(Monster.Pack(fbb, mon).Value);
303             TestBuffer(fbb.DataBuffer);
304         }
305 
306         [FlatBuffersTestMethod]
TestEnums()307         public void TestEnums()
308         {
309             Assert.AreEqual("Red", Color.Red.ToString());
310             Assert.AreEqual("Blue", Color.Blue.ToString());
311             Assert.AreEqual("NONE", Any.NONE.ToString());
312             Assert.AreEqual("Monster", Any.Monster.ToString());
313         }
314 
315         [FlatBuffersTestMethod]
TestVectorOfEnums()316         public void TestVectorOfEnums()
317         {
318             const string monsterName = "TestVectorOfEnumsMonster";
319             var colorVec = new Color[] { Color.Red, Color.Green, Color.Blue };
320             var fbb = new FlatBufferBuilder(32);
321             var str1 = fbb.CreateString(monsterName);
322             var vec1 = Monster.CreateVectorOfEnumsVector(fbb, colorVec);
323             Monster.StartMonster(fbb);
324             Monster.AddName(fbb, str1);
325             Monster.AddVectorOfEnums(fbb, vec1);
326             var monster1 = Monster.EndMonster(fbb);
327             Monster.FinishMonsterBuffer(fbb, monster1);
328 
329             var mons = Monster.GetRootAsMonster(fbb.DataBuffer);
330             var colors = mons.GetVectorOfEnumsArray();
331             Assert.ArrayEqual(colorVec, colors);
332 
333             TestObjectAPI(mons);
334         }
335 
336         [FlatBuffersTestMethod]
TestNestedFlatBuffer()337         public void TestNestedFlatBuffer()
338         {
339             const string nestedMonsterName = "NestedMonsterName";
340             const short nestedMonsterHp = 600;
341             const short nestedMonsterMana = 1024;
342             // Create nested buffer as a Monster type
343             var fbb1 = new FlatBufferBuilder(16);
344             var str1 = fbb1.CreateString(nestedMonsterName);
345             Monster.StartMonster(fbb1);
346             Monster.AddName(fbb1, str1);
347             Monster.AddHp(fbb1, nestedMonsterHp);
348             Monster.AddMana(fbb1, nestedMonsterMana);
349             var monster1 = Monster.EndMonster(fbb1);
350             Monster.FinishMonsterBuffer(fbb1, monster1);
351             var fbb1Bytes = fbb1.SizedByteArray();
352             fbb1 = null;
353 
354             // Create a Monster which has the first buffer as a nested buffer
355             var fbb2 = new FlatBufferBuilder(16);
356             var str2 = fbb2.CreateString("My Monster");
357             var nestedBuffer = Monster.CreateTestnestedflatbufferVector(fbb2, fbb1Bytes);
358             Monster.StartMonster(fbb2);
359             Monster.AddName(fbb2, str2);
360             Monster.AddHp(fbb2, 50);
361             Monster.AddMana(fbb2, 32);
362             Monster.AddTestnestedflatbuffer(fbb2, nestedBuffer);
363             var monster = Monster.EndMonster(fbb2);
364             Monster.FinishMonsterBuffer(fbb2, monster);
365 
366             // Now test the data extracted from the nested buffer
367             var mons = Monster.GetRootAsMonster(fbb2.DataBuffer);
368             var nestedMonster = mons.GetTestnestedflatbufferAsMonster().Value;
369 
370             Assert.AreEqual(nestedMonsterMana, nestedMonster.Mana);
371             Assert.AreEqual(nestedMonsterHp, nestedMonster.Hp);
372             Assert.AreEqual(nestedMonsterName, nestedMonster.Name);
373 
374             TestObjectAPI(mons);
375             TestObjectAPI(nestedMonster);
376         }
377 
378         [FlatBuffersTestMethod]
TestFixedLenghtArrays()379         public void TestFixedLenghtArrays()
380         {
381             FlatBufferBuilder builder = new FlatBufferBuilder(100);
382 
383             float   a;
384             int[]   b = new int[15];
385             sbyte   c;
386             int[,]  d_a = new int[2, 2];
387             TestEnum[]  d_b = new TestEnum[2];
388             TestEnum[,] d_c = new TestEnum[2, 2];
389             long[,]     d_d = new long[2, 2];
390             int         e;
391             long[]      f = new long[2];
392 
393             a = 0.5f;
394             for (int i = 0; i < 15; i++) b[i] = i;
395             c = 1;
396             d_a[0, 0] = 1;
397             d_a[0, 1] = 2;
398             d_a[1, 0] = 3;
399             d_a[1, 1] = 4;
400             d_b[0] = TestEnum.B;
401             d_b[1] = TestEnum.C;
402             d_c[0, 0] = TestEnum.A;
403             d_c[0, 1] = TestEnum.B;
404             d_c[1, 0] = TestEnum.C;
405             d_c[1, 1] = TestEnum.B;
406             d_d[0, 0] = -1;
407             d_d[0, 1] = 1;
408             d_d[1, 0] = -2;
409             d_d[1, 1] = 2;
410             e = 2;
411             f[0] = -1;
412             f[1] = 1;
413 
414             Offset<ArrayStruct> arrayOffset = ArrayStruct.CreateArrayStruct(
415                 builder, a, b, c, d_a, d_b, d_c, d_d, e, f);
416 
417             // Create a table with the ArrayStruct.
418             ArrayTable.StartArrayTable(builder);
419             ArrayTable.AddA(builder, arrayOffset);
420             Offset<ArrayTable> tableOffset = ArrayTable.EndArrayTable(builder);
421 
422             ArrayTable.FinishArrayTableBuffer(builder, tableOffset);
423 
424             ArrayTable table = ArrayTable.GetRootAsArrayTable(builder.DataBuffer);
425 
426             Assert.AreEqual(table.A.Value.A, 0.5f);
427             for (int i = 0; i < 15; i++) Assert.AreEqual(table.A.Value.B(i), i);
428             Assert.AreEqual(table.A.Value.C, (sbyte)1);
429             Assert.AreEqual(table.A.Value.D(0).A(0), 1);
430             Assert.AreEqual(table.A.Value.D(0).A(1), 2);
431             Assert.AreEqual(table.A.Value.D(1).A(0), 3);
432             Assert.AreEqual(table.A.Value.D(1).A(1), 4);
433             Assert.AreEqual(table.A.Value.D(0).B, TestEnum.B);
434             Assert.AreEqual(table.A.Value.D(1).B, TestEnum.C);
435             Assert.AreEqual(table.A.Value.D(0).C(0), TestEnum.A);
436             Assert.AreEqual(table.A.Value.D(0).C(1), TestEnum.B);
437             Assert.AreEqual(table.A.Value.D(1).C(0), TestEnum.C);
438             Assert.AreEqual(table.A.Value.D(1).C(1), TestEnum.B);
439             Assert.AreEqual(table.A.Value.D(0).D(0), -1);
440             Assert.AreEqual(table.A.Value.D(0).D(1), 1);
441             Assert.AreEqual(table.A.Value.D(1).D(0), -2);
442             Assert.AreEqual(table.A.Value.D(1).D(1), 2);
443             Assert.AreEqual(table.A.Value.E, 2);
444             Assert.AreEqual(table.A.Value.F(0), -1);
445             Assert.AreEqual(table.A.Value.F(1), 1);
446 
447             TestObjectAPI(table);
448         }
449 
450         [FlatBuffersTestMethod]
TestUnionVector()451         public void TestUnionVector()
452         {
453             var fbb = new FlatBufferBuilder(100);
454             var rapunzel = Rapunzel.CreateRapunzel(fbb, 40).Value;
455 
456             var characterTypes = new[]
457             {
458                 Character.MuLan,
459                 Character.Belle,
460                 Character.Other,
461             };
462             var characterTypesOffset = Movie.CreateCharactersTypeVector(fbb, characterTypes);
463 
464             var characters = new[]
465             {
466                 Attacker.CreateAttacker(fbb, 10).Value,
467                 BookReader.CreateBookReader(fbb, 20).Value,
468                 fbb.CreateSharedString("Chip").Value,
469             };
470             var charactersOffset = Movie.CreateCharactersVector(fbb, characters);
471 
472             var movieOffset = Movie.CreateMovie(
473                 fbb,
474                 Character.Rapunzel,
475                 rapunzel,
476                 characterTypesOffset,
477                 charactersOffset);
478             Movie.FinishMovieBuffer(fbb, movieOffset);
479 
480             var movie = Movie.GetRootAsMovie(fbb.DataBuffer);
481             Assert.AreEqual(Character.Rapunzel, movie.MainCharacterType);
482             Assert.AreEqual(40, movie.MainCharacter<Rapunzel>().Value.HairLength);
483 
484             Assert.AreEqual(3, movie.CharactersLength);
485             Assert.AreEqual(Character.MuLan, movie.CharactersType(0));
486             Assert.AreEqual(10, movie.Characters<Attacker>(0).Value.SwordAttackDamage);
487             Assert.AreEqual(Character.Belle, movie.CharactersType(1));
488             Assert.AreEqual(20, movie.Characters<BookReader>(1).Value.BooksRead);
489             Assert.AreEqual(Character.Other, movie.CharactersType(2));
490             Assert.AreEqual("Chip", movie.CharactersAsString(2));
491 
492             TestObjectAPI(movie);
493         }
494 
495         [FlatBuffersTestMethod]
TestUnionUtility()496         public void TestUnionUtility()
497         {
498             var movie = new MovieT
499             {
500                 MainCharacter = CharacterUnion.FromRapunzel(new RapunzelT { HairLength = 40 }),
501                 Characters = new System.Collections.Generic.List<CharacterUnion>
502                 {
503                     CharacterUnion.FromMuLan(new AttackerT { SwordAttackDamage = 10 }),
504                     CharacterUnion.FromBelle(new BookReaderT { BooksRead = 20 }),
505                     CharacterUnion.FromOther("Chip"),
506                 },
507             };
508 
509             var fbb = new FlatBufferBuilder(100);
510             Movie.FinishMovieBuffer(fbb, Movie.Pack(fbb, movie));
511 
512             TestObjectAPI(Movie.GetRootAsMovie(fbb.DataBuffer));
513         }
514 
AreEqual(Monster a, MonsterT b)515         private void AreEqual(Monster a, MonsterT b)
516         {
517             Assert.AreEqual(a.Hp, b.Hp);
518             Assert.AreEqual(a.Mana, b.Mana);
519             Assert.AreEqual(a.Name, b.Name);
520 
521             var posA = a.Pos;
522             var posB = b.Pos;
523             if (posA != null)
524             {
525                 Assert.AreEqual(posA.Value.X, posB.X);
526                 Assert.AreEqual(posA.Value.Y, posB.Y);
527                 Assert.AreEqual(posA.Value.Z, posB.Z);
528 
529                 Assert.AreEqual(posA.Value.Test1, posB.Test1);
530                 Assert.AreEqual(posA.Value.Test2, posB.Test2);
531                 var tA = posA.Value.Test3;
532                 var tB = posB.Test3;
533                 Assert.AreEqual(tA.A, tB.A);
534                 Assert.AreEqual(tA.B, tB.B);
535             }
536 
537             Assert.AreEqual(a.TestType, b.Test.Type);
538             if (a.TestType == Any.Monster)
539             {
540                 var monster2A = a.Test<Monster>().Value;
541                 var monster2B = b.Test.AsMonster();
542                 Assert.AreEqual(monster2A.Name, monster2B.Name);
543             }
544 
545             Assert.AreEqual(a.InventoryLength, b.Inventory.Count);
546             for (var i = 0; i < a.InventoryLength; ++i)
547             {
548                 Assert.AreEqual(a.Inventory(i), b.Inventory[i]);
549             }
550 
551             var inventoryArray = a.GetInventoryArray();
552             var inventoryArrayLength = inventoryArray == null ? 0 : inventoryArray.Length;
553             Assert.AreEqual(inventoryArrayLength, b.Inventory.Count);
554             for (var i = 0; i < inventoryArrayLength; ++i)
555             {
556                 Assert.AreEqual(inventoryArray[i], b.Inventory[i]);
557             }
558 
559             Assert.AreEqual(a.Test4Length, b.Test4.Count);
560             for (var i = 0; i < a.Test4Length; ++i)
561             {
562                 var t4A = a.Test4(i);
563                 var t4B = b.Test4[i];
564                 Assert.AreEqual(t4A.Value.A, t4B.A);
565                 Assert.AreEqual(t4A.Value.B, t4B.B);
566             }
567 
568             Assert.AreEqual(a.TestarrayofstringLength, b.Testarrayofstring.Count);
569             for (var i = 0; i < a.TestarrayofstringLength; ++i)
570             {
571                 Assert.AreEqual(a.Testarrayofstring(i), b.Testarrayofstring[i]);
572             }
573 
574             Assert.AreEqual(a.Testbool, b.Testbool);
575 
576             Assert.AreEqual(a.TestarrayofboolsLength, b.Testarrayofbools.Count);
577             for (var i = 0; i < a.TestarrayofboolsLength; ++i)
578             {
579                 Assert.AreEqual(a.Testarrayofbools(i), b.Testarrayofbools[i]);
580             }
581 
582             Assert.AreEqual(a.VectorOfLongsLength, b.VectorOfLongs.Count);
583             for (var i = 0; i < a.VectorOfLongsLength; ++i)
584             {
585                 Assert.AreEqual(a.VectorOfLongs(i), b.VectorOfLongs[i]);
586             }
587 
588             Assert.AreEqual(a.VectorOfDoublesLength, b.VectorOfDoubles.Count);
589             for (var i = 0; i < a.VectorOfDoublesLength; ++i)
590             {
591                 Assert.AreEqual(a.VectorOfDoubles(i), b.VectorOfDoubles[i]);
592             }
593 
594             Assert.AreEqual(a.VectorOfEnumsLength, b.VectorOfEnums.Count);
595             for (var i = 0; i < a.VectorOfEnumsLength; ++i)
596             {
597                 Assert.AreEqual(a.VectorOfEnums(i), b.VectorOfEnums[i]);
598             }
599         }
600 
AreEqual(Monster a, Monster b)601         private void AreEqual(Monster a, Monster b)
602         {
603             Assert.AreEqual(a.Hp, b.Hp);
604             Assert.AreEqual(a.Mana, b.Mana);
605             Assert.AreEqual(a.Name, b.Name);
606 
607             var posA = a.Pos;
608             var posB = b.Pos;
609             if (posA != null)
610             {
611                 Assert.AreEqual(posA.Value.X, posB.Value.X);
612                 Assert.AreEqual(posA.Value.Y, posB.Value.Y);
613                 Assert.AreEqual(posA.Value.Z, posB.Value.Z);
614 
615                 Assert.AreEqual(posA.Value.Test1, posB.Value.Test1);
616                 Assert.AreEqual(posA.Value.Test2, posB.Value.Test2);
617                 var tA = posA.Value.Test3;
618                 var tB = posB.Value.Test3;
619                 Assert.AreEqual(tA.A, tB.A);
620                 Assert.AreEqual(tA.B, tB.B);
621             }
622 
623             Assert.AreEqual(a.TestType, b.TestType);
624             if (a.TestType == Any.Monster)
625             {
626                 var monster2A = a.Test<Monster>().Value;
627                 var monster2B = b.Test<Monster>().Value;
628                 Assert.AreEqual(monster2A.Name, monster2B.Name);
629             }
630 
631             Assert.AreEqual(a.InventoryLength, b.InventoryLength);
632             for (var i = 0; i < a.InventoryLength; ++i)
633             {
634                 Assert.AreEqual(a.Inventory(i), b.Inventory(i));
635             }
636 
637             var inventoryArrayA = a.GetInventoryArray();
638             var inventoryArrayALength = inventoryArrayA == null ? 0 : inventoryArrayA.Length;
639             var inventoryArrayB = b.GetInventoryArray();
640             var inventoryArrayBLength = inventoryArrayB == null ? 0 : inventoryArrayB.Length;
641             Assert.AreEqual(inventoryArrayALength, inventoryArrayBLength);
642             for (var i = 0; i < inventoryArrayALength; ++i)
643             {
644                 Assert.AreEqual(inventoryArrayA[i], inventoryArrayB[i]);
645             }
646 
647             Assert.AreEqual(a.Test4Length, b.Test4Length);
648             for (var i = 0; i < a.Test4Length; ++i)
649             {
650                 var t4A = a.Test4(i);
651                 var t4B = b.Test4(i);
652                 Assert.AreEqual(t4A.Value.A, t4B.Value.A);
653                 Assert.AreEqual(t4A.Value.B, t4B.Value.B);
654             }
655 
656             Assert.AreEqual(a.TestarrayofstringLength, b.TestarrayofstringLength);
657             for (var i = 0; i < a.TestarrayofstringLength; ++i)
658             {
659                 Assert.AreEqual(a.Testarrayofstring(i), b.Testarrayofstring(i));
660             }
661 
662             Assert.AreEqual(a.Testbool, b.Testbool);
663 
664             Assert.AreEqual(a.TestarrayofboolsLength, b.TestarrayofboolsLength);
665             for (var i = 0; i < a.TestarrayofboolsLength; ++i)
666             {
667                 Assert.AreEqual(a.Testarrayofbools(i), b.Testarrayofbools(i));
668             }
669 
670             Assert.AreEqual(a.VectorOfLongsLength, b.VectorOfLongsLength);
671             for (var i = 0; i < a.VectorOfLongsLength; ++i)
672             {
673                 Assert.AreEqual(a.VectorOfLongs(i), b.VectorOfLongs(i));
674             }
675 
676             Assert.AreEqual(a.VectorOfDoublesLength, b.VectorOfDoublesLength);
677             for (var i = 0; i < a.VectorOfDoublesLength; ++i)
678             {
679                 Assert.AreEqual(a.VectorOfDoubles(i), b.VectorOfDoubles(i));
680             }
681 
682             Assert.AreEqual(a.VectorOfEnumsLength, b.VectorOfEnumsLength);
683             for (var i = 0; i < a.VectorOfEnumsLength; ++i)
684             {
685                 Assert.AreEqual(a.VectorOfEnums(i), b.VectorOfEnums(i));
686             }
687         }
688 
TestObjectAPI(Monster a)689         private void TestObjectAPI(Monster a)
690         {
691             var b = a.UnPack();
692             AreEqual(a, b);
693 
694             var fbb = new FlatBufferBuilder(1);
695             fbb.Finish(Monster.Pack(fbb, b).Value);
696             var c = Monster.GetRootAsMonster(fbb.DataBuffer);
697             AreEqual(a, c);
698 
699             var jsonText = b.SerializeToJson();
700             var d = MonsterT.DeserializeFromJson(jsonText);
701             AreEqual(a, d);
702 
703             var fbBuffer = b.SerializeToBinary();
704             Assert.IsTrue(Monster.MonsterBufferHasIdentifier(new ByteBuffer(fbBuffer)));
705             var e = MonsterT.DeserializeFromBinary(fbBuffer);
706             AreEqual(a, e);
707         }
708 
AreEqual(ArrayTable a, ArrayTableT b)709         private void AreEqual(ArrayTable a, ArrayTableT b)
710         {
711             Assert.AreEqual(a.A.Value.A, b.A.A);
712 
713             for (int i = 0; i < 15; ++i)
714             {
715                 Assert.AreEqual(a.A.Value.B(i), b.A.B[i]);
716             }
717 
718             Assert.AreEqual(a.A.Value.C, b.A.C);
719 
720             for (int i = 0; i < 2; ++i)
721             {
722                 var ad = a.A.Value.D(i);
723                 var bd = b.A.D[i];
724 
725                 for (int j = 0; j < 2; ++j)
726                 {
727                     Assert.AreEqual(ad.A(j), bd.A[j]);
728                 }
729 
730                 Assert.AreEqual(ad.B, bd.B);
731 
732                 for (int j = 0; j < 2; ++j)
733                 {
734                     Assert.AreEqual(ad.C(j), bd.C[j]);
735                 }
736 
737                 for (int j = 0; j < 2; ++j)
738                 {
739                     Assert.AreEqual(ad.D(j), bd.D[j]);
740                 }
741             }
742 
743             Assert.AreEqual(a.A.Value.E, b.A.E);
744 
745             for (int i = 0; i < 2; ++i)
746             {
747                 Assert.AreEqual(a.A.Value.F(i), b.A.F[i]);
748             }
749         }
750 
AreEqual(ArrayTable a, ArrayTable b)751         private void AreEqual(ArrayTable a, ArrayTable b)
752         {
753             Assert.AreEqual(a.A.Value.A, b.A.Value.A);
754 
755             for (int i = 0; i < 15; ++i)
756             {
757                 Assert.AreEqual(a.A.Value.B(i), b.A.Value.B(i));
758             }
759 
760             Assert.AreEqual(a.A.Value.C, b.A.Value.C);
761 
762             for (int i = 0; i < 2; ++i)
763             {
764                 var ad = a.A.Value.D(i);
765                 var bd = b.A.Value.D(i);
766 
767                 for (int j = 0; j < 2; ++j)
768                 {
769                     Assert.AreEqual(ad.A(j), bd.A(j));
770                 }
771 
772                 Assert.AreEqual(ad.B, bd.B);
773 
774                 for (int j = 0; j < 2; ++j)
775                 {
776                     Assert.AreEqual(ad.C(j), bd.C(j));
777                 }
778 
779                 for (int j = 0; j < 2; ++j)
780                 {
781                     Assert.AreEqual(ad.D(j), bd.D(j));
782                 }
783             }
784 
785             Assert.AreEqual(a.A.Value.E, b.A.Value.E);
786 
787             for (int i = 0; i < 2; ++i)
788             {
789                 Assert.AreEqual(a.A.Value.F(i), b.A.Value.F(i));
790             }
791         }
792 
TestObjectAPI(ArrayTable a)793         private void TestObjectAPI(ArrayTable a)
794         {
795             var b = a.UnPack();
796             AreEqual(a, b);
797 
798             var fbb = new FlatBufferBuilder(1);
799             fbb.Finish(ArrayTable.Pack(fbb, b).Value);
800             var c = ArrayTable.GetRootAsArrayTable(fbb.DataBuffer);
801             AreEqual(a, c);
802 
803             var jsonText = b.SerializeToJson();
804             var d = ArrayTableT.DeserializeFromJson(jsonText);
805             AreEqual(a, d);
806 
807             var fbBuffer = b.SerializeToBinary();
808             Assert.IsTrue(ArrayTable.ArrayTableBufferHasIdentifier(new ByteBuffer(fbBuffer)));
809             var e = ArrayTableT.DeserializeFromBinary(fbBuffer);
810             AreEqual(a, e);
811         }
812 
AreEqual(Movie a, MovieT b)813         private void AreEqual(Movie a, MovieT b)
814         {
815             Assert.AreEqual(a.MainCharacterType, b.MainCharacter.Type);
816             Assert.AreEqual(a.MainCharacter<Rapunzel>().Value.HairLength, b.MainCharacter.AsRapunzel().HairLength);
817 
818             Assert.AreEqual(a.CharactersLength, b.Characters.Count);
819             Assert.AreEqual(a.CharactersType(0), b.Characters[0].Type);
820             Assert.AreEqual(a.Characters<Attacker>(0).Value.SwordAttackDamage, b.Characters[0].AsMuLan().SwordAttackDamage);
821             Assert.AreEqual(a.CharactersType(1), b.Characters[1].Type);
822             Assert.AreEqual(a.Characters<BookReader>(1).Value.BooksRead, b.Characters[1].AsBelle().BooksRead);
823             Assert.AreEqual(a.CharactersType(2), b.Characters[2].Type);
824             Assert.AreEqual(a.CharactersAsString(2), b.Characters[2].AsOther());
825         }
826 
AreEqual(Movie a, Movie b)827         private void AreEqual(Movie a, Movie b)
828         {
829             Assert.AreEqual(a.MainCharacterType, b.MainCharacterType);
830             Assert.AreEqual(a.MainCharacter<Rapunzel>().Value.HairLength, b.MainCharacter<Rapunzel>().Value.HairLength);
831 
832             Assert.AreEqual(a.CharactersLength, b.CharactersLength);
833             Assert.AreEqual(a.CharactersType(0), b.CharactersType(0));
834             Assert.AreEqual(a.Characters<Attacker>(0).Value.SwordAttackDamage, b.Characters<Attacker>(0).Value.SwordAttackDamage);
835             Assert.AreEqual(a.CharactersType(1), b.CharactersType(1));
836             Assert.AreEqual(a.Characters<BookReader>(1).Value.BooksRead, b.Characters<BookReader>(1).Value.BooksRead);
837             Assert.AreEqual(a.CharactersType(2), b.CharactersType(2));
838             Assert.AreEqual(a.CharactersAsString(2), b.CharactersAsString(2));
839         }
840 
TestObjectAPI(Movie a)841         private void TestObjectAPI(Movie a)
842         {
843             var b = a.UnPack();
844             AreEqual(a, b);
845 
846             var fbb = new FlatBufferBuilder(1);
847             fbb.Finish(Movie.Pack(fbb, b).Value);
848             var c = Movie.GetRootAsMovie(fbb.DataBuffer);
849             AreEqual(a, c);
850 
851             var jsonText = b.SerializeToJson();
852             var d = MovieT.DeserializeFromJson(jsonText);
853             AreEqual(a, d);
854 
855             var fbBuffer = b.SerializeToBinary();
856             Assert.IsTrue(Movie.MovieBufferHasIdentifier(new ByteBuffer(fbBuffer)));
857             var e = MovieT.DeserializeFromBinary(fbBuffer);
858             AreEqual(a, e);
859         }
860 
861         // For use in TestParallelAccess test case.
862         static private int _comparisons = 0;
863         static private int _failures = 0;
KeepComparing(Monster mon, int count, float floatValue, double doubleValue)864         static private void KeepComparing(Monster mon, int count, float floatValue, double doubleValue)
865         {
866             int i = 0;
867             while (++i <= count)
868             {
869                 Interlocked.Add(ref _comparisons, 1);
870                 if(mon.Pos.Value.Test1 != doubleValue || mon.Pos.Value.Z != floatValue) {
871                     Interlocked.Add(ref _failures, 1);
872                 }
873             }
874         }
875 
876         [FlatBuffersTestMethod]
TestParallelAccess()877         public void TestParallelAccess() {
878             // Tests that reading from a flatbuffer over multiple threads is thread-safe in regard to double and float
879             // values, since they previously were non-thread safe
880             const float floatValue = 3.141592F;
881             const double doubleValue = 1.618033988;
882 
883             var fbb = new FlatBufferBuilder(1);
884             var str = fbb.CreateString("ParallelTest");
885             Monster.StartMonster(fbb);
886             Monster.AddPos(fbb, Vec3.CreateVec3(fbb, 1.0f, 2.0f, floatValue, doubleValue,
887                                                      Color.Green, (short)5, (sbyte)6));
888 
889             Monster.AddName(fbb, str);
890             Monster.FinishMonsterBuffer(fbb, Monster.EndMonster(fbb));
891 
892             var mon = Monster.GetRootAsMonster(fbb.DataBuffer);
893 
894             var pos = mon.Pos.Value;
895             Assert.AreEqual(pos.Test1, doubleValue);
896             Assert.AreEqual(pos.Z, floatValue);
897 
898             const int thread_count = 10;
899             const int reps = 1000000;
900 
901             // Need to use raw Threads since Tasks are not supported in .NET 3.5
902             Thread[] threads = new Thread[thread_count];
903             for(int i = 0; i < thread_count; i++) {
904                threads[i] = new Thread(() => KeepComparing(mon, reps, floatValue, doubleValue));
905             }
906             for(int i = 0; i < thread_count; i++) {
907                threads[i].Start();
908             }
909             for(int i = 0; i < thread_count; i++) {
910                threads[i].Join();
911             }
912 
913             // Make sure the threads actually did the comparisons.
914             Assert.AreEqual(thread_count * reps, _comparisons);
915 
916             // Make sure we never read the values incorrectly.
917             Assert.AreEqual(0, _failures);
918         }
919 
920         [FlatBuffersTestMethod]
TestScalarOptional_EmptyBuffer()921         public void TestScalarOptional_EmptyBuffer() {
922             var fbb = new FlatBufferBuilder(1);
923             ScalarStuff.StartScalarStuff(fbb);
924             var offset = ScalarStuff.EndScalarStuff(fbb);
925             ScalarStuff.FinishScalarStuffBuffer(fbb, offset);
926 
927             ScalarStuff scalarStuff = ScalarStuff.GetRootAsScalarStuff(fbb.DataBuffer);
928             Assert.AreEqual((sbyte)0, scalarStuff.JustI8);
929             Assert.AreEqual(null, scalarStuff.MaybeI8);
930             Assert.AreEqual((sbyte)42, scalarStuff.DefaultI8);
931             Assert.AreEqual((byte)0, scalarStuff.JustU8);
932             Assert.AreEqual(null, scalarStuff.MaybeU8);
933             Assert.AreEqual((byte)42, scalarStuff.DefaultU8);
934 
935             Assert.AreEqual((short)0, scalarStuff.JustI16);
936             Assert.AreEqual(null, scalarStuff.MaybeI16);
937             Assert.AreEqual((short)42, scalarStuff.DefaultI16);
938             Assert.AreEqual((ushort)0, scalarStuff.JustU16);
939             Assert.AreEqual(null, scalarStuff.MaybeU16);
940             Assert.AreEqual((ushort)42, scalarStuff.DefaultU16);
941 
942             Assert.AreEqual((int)0, scalarStuff.JustI32);
943             Assert.AreEqual(null, scalarStuff.MaybeI32);
944             Assert.AreEqual((int)42, scalarStuff.DefaultI32);
945             Assert.AreEqual((uint)0, scalarStuff.JustU32);
946             Assert.AreEqual(null, scalarStuff.MaybeU32);
947             Assert.AreEqual((uint)42, scalarStuff.DefaultU32);
948 
949             Assert.AreEqual((long)0, scalarStuff.JustI64);
950             Assert.AreEqual(null, scalarStuff.MaybeI64);
951             Assert.AreEqual((long)42, scalarStuff.DefaultI64);
952             Assert.AreEqual((ulong)0, scalarStuff.JustU64);
953             Assert.AreEqual(null, scalarStuff.MaybeU64);
954             Assert.AreEqual((ulong)42, scalarStuff.DefaultU64);
955 
956             Assert.AreEqual((float)0.0F, scalarStuff.JustF32);
957             Assert.AreEqual(null, scalarStuff.MaybeF32);
958             Assert.AreEqual((float)42.0F, scalarStuff.DefaultF32);
959 
960             Assert.AreEqual((double)0.0, scalarStuff.JustF64);
961             Assert.AreEqual(null, scalarStuff.MaybeF64);
962             Assert.AreEqual((double)42.0, scalarStuff.DefaultF64);
963 
964             Assert.AreEqual(false, scalarStuff.JustBool);
965             Assert.AreEqual(null, scalarStuff.MaybeBool);
966             Assert.AreEqual(true, scalarStuff.DefaultBool);
967 
968             Assert.AreEqual(OptionalByte.None, scalarStuff.JustEnum);
969             Assert.AreEqual(null, scalarStuff.MaybeEnum);
970             Assert.AreEqual(OptionalByte.One, scalarStuff.DefaultEnum);
971         }
972 
973         [FlatBuffersTestMethod]
TestScalarOptional_Construction()974         public void TestScalarOptional_Construction() {
975             var fbb = new FlatBufferBuilder(1);
976             ScalarStuff.StartScalarStuff(fbb);
977             ScalarStuff.AddJustI8(fbb, 5);
978             ScalarStuff.AddMaybeI8(fbb, 5);
979             ScalarStuff.AddDefaultI8(fbb, 5);
980             ScalarStuff.AddJustU8(fbb, 6);
981             ScalarStuff.AddMaybeU8(fbb, 6);
982             ScalarStuff.AddDefaultU8(fbb, 6);
983 
984             ScalarStuff.AddJustI16(fbb, 7);
985             ScalarStuff.AddMaybeI16(fbb, 7);
986             ScalarStuff.AddDefaultI16(fbb, 7);
987             ScalarStuff.AddJustU16(fbb, 8);
988             ScalarStuff.AddMaybeU16(fbb, 8);
989             ScalarStuff.AddDefaultU16(fbb, 8);
990 
991             ScalarStuff.AddJustI32(fbb, 9);
992             ScalarStuff.AddMaybeI32(fbb, 9);
993             ScalarStuff.AddDefaultI32(fbb, 9);
994             ScalarStuff.AddJustU32(fbb, 10);
995             ScalarStuff.AddMaybeU32(fbb, 10);
996             ScalarStuff.AddDefaultU32(fbb, 10);
997 
998             ScalarStuff.AddJustI64(fbb, 11);
999             ScalarStuff.AddMaybeI64(fbb, 11);
1000             ScalarStuff.AddDefaultI64(fbb, 11);
1001             ScalarStuff.AddJustU64(fbb, 12);
1002             ScalarStuff.AddMaybeU64(fbb, 12);
1003             ScalarStuff.AddDefaultU64(fbb, 12);
1004 
1005             ScalarStuff.AddJustF32(fbb, 13.0f);
1006             ScalarStuff.AddMaybeF32(fbb, 13.0f);
1007             ScalarStuff.AddDefaultF32(fbb, 13.0f);
1008             ScalarStuff.AddJustF64(fbb, 14.0);
1009             ScalarStuff.AddMaybeF64(fbb, 14.0);
1010             ScalarStuff.AddDefaultF64(fbb, 14.0);
1011 
1012             ScalarStuff.AddJustBool(fbb, true);
1013             ScalarStuff.AddMaybeBool(fbb, true);
1014             ScalarStuff.AddDefaultBool(fbb, false); // note this is the opposite
1015 
1016             ScalarStuff.AddJustEnum(fbb, OptionalByte.Two);
1017             ScalarStuff.AddMaybeEnum(fbb, OptionalByte.Two);
1018             ScalarStuff.AddDefaultEnum(fbb, OptionalByte.Two);
1019 
1020             var offset = ScalarStuff.EndScalarStuff(fbb);
1021             ScalarStuff.FinishScalarStuffBuffer(fbb, offset);
1022 
1023             ScalarStuff scalarStuff = ScalarStuff.GetRootAsScalarStuff(fbb.DataBuffer);
1024             Assert.AreEqual((sbyte)5, scalarStuff.JustI8);
1025             Assert.AreEqual((sbyte)5, scalarStuff.MaybeI8);
1026             Assert.AreEqual((sbyte)5, scalarStuff.DefaultI8);
1027             Assert.AreEqual((byte)6, scalarStuff.JustU8);
1028             Assert.AreEqual((byte)6, scalarStuff.MaybeU8);
1029             Assert.AreEqual((byte)6, scalarStuff.DefaultU8);
1030 
1031             Assert.AreEqual((short)7, scalarStuff.JustI16);
1032             Assert.AreEqual((short)7, scalarStuff.MaybeI16);
1033             Assert.AreEqual((short)7, scalarStuff.DefaultI16);
1034             Assert.AreEqual((ushort)8, scalarStuff.JustU16);
1035             Assert.AreEqual((ushort)8, scalarStuff.MaybeU16);
1036             Assert.AreEqual((ushort)8, scalarStuff.DefaultU16);
1037 
1038             Assert.AreEqual((int)9, scalarStuff.JustI32);
1039             Assert.AreEqual((int)9, scalarStuff.MaybeI32);
1040             Assert.AreEqual((int)9, scalarStuff.DefaultI32);
1041             Assert.AreEqual((uint)10, scalarStuff.JustU32);
1042             Assert.AreEqual((uint)10, scalarStuff.MaybeU32);
1043             Assert.AreEqual((uint)10, scalarStuff.DefaultU32);
1044 
1045             Assert.AreEqual((long)11, scalarStuff.JustI64);
1046             Assert.AreEqual((long)11, scalarStuff.MaybeI64);
1047             Assert.AreEqual((long)11, scalarStuff.DefaultI64);
1048             Assert.AreEqual((ulong)12, scalarStuff.JustU64);
1049             Assert.AreEqual((ulong)12, scalarStuff.MaybeU64);
1050             Assert.AreEqual((ulong)12, scalarStuff.DefaultU64);
1051 
1052             Assert.AreEqual((float)13.0F, scalarStuff.JustF32);
1053             Assert.AreEqual((float)13.0F, scalarStuff.MaybeF32);
1054             Assert.AreEqual((float)13.0F, scalarStuff.DefaultF32);
1055 
1056             Assert.AreEqual((double)14.0, scalarStuff.JustF64);
1057             Assert.AreEqual((double)14.0, scalarStuff.MaybeF64);
1058             Assert.AreEqual((double)14.0, scalarStuff.DefaultF64);
1059 
1060             Assert.AreEqual(true, scalarStuff.JustBool);
1061             Assert.AreEqual(true, scalarStuff.MaybeBool);
1062             Assert.AreEqual(false, scalarStuff.DefaultBool);
1063 
1064             Assert.AreEqual(OptionalByte.Two, scalarStuff.JustEnum);
1065             Assert.AreEqual(OptionalByte.Two, scalarStuff.MaybeEnum);
1066             Assert.AreEqual(OptionalByte.Two, scalarStuff.DefaultEnum);
1067         }
1068 
1069         [FlatBuffersTestMethod]
TestScalarOptional_Construction_CreatorMethod()1070         public void TestScalarOptional_Construction_CreatorMethod() {
1071             var fbb = new FlatBufferBuilder(1);
1072 
1073             var offset = ScalarStuff.CreateScalarStuff(fbb,5,5,5,6,6,6,7,7,7,
1074                 8,8,8,9,9,9,10,10,10,11,11,11,12,12,12,13.0f,13.0f,13.0f,14.0,
1075                 14.0,14.0,true,true,false,OptionalByte.Two,OptionalByte.Two,
1076                 OptionalByte.Two);
1077             ScalarStuff.FinishScalarStuffBuffer(fbb, offset);
1078 
1079             ScalarStuff scalarStuff = ScalarStuff.GetRootAsScalarStuff(fbb.DataBuffer);
1080             Assert.AreEqual((sbyte)5, scalarStuff.JustI8);
1081             Assert.AreEqual((sbyte)5, scalarStuff.MaybeI8);
1082             Assert.AreEqual((sbyte)5, scalarStuff.DefaultI8);
1083             Assert.AreEqual((byte)6, scalarStuff.JustU8);
1084             Assert.AreEqual((byte)6, scalarStuff.MaybeU8);
1085             Assert.AreEqual((byte)6, scalarStuff.DefaultU8);
1086 
1087             Assert.AreEqual((short)7, scalarStuff.JustI16);
1088             Assert.AreEqual((short)7, scalarStuff.MaybeI16);
1089             Assert.AreEqual((short)7, scalarStuff.DefaultI16);
1090             Assert.AreEqual((ushort)8, scalarStuff.JustU16);
1091             Assert.AreEqual((ushort)8, scalarStuff.MaybeU16);
1092             Assert.AreEqual((ushort)8, scalarStuff.DefaultU16);
1093 
1094             Assert.AreEqual((int)9, scalarStuff.JustI32);
1095             Assert.AreEqual((int)9, scalarStuff.MaybeI32);
1096             Assert.AreEqual((int)9, scalarStuff.DefaultI32);
1097             Assert.AreEqual((uint)10, scalarStuff.JustU32);
1098             Assert.AreEqual((uint)10, scalarStuff.MaybeU32);
1099             Assert.AreEqual((uint)10, scalarStuff.DefaultU32);
1100 
1101             Assert.AreEqual((long)11, scalarStuff.JustI64);
1102             Assert.AreEqual((long)11, scalarStuff.MaybeI64);
1103             Assert.AreEqual((long)11, scalarStuff.DefaultI64);
1104             Assert.AreEqual((ulong)12, scalarStuff.JustU64);
1105             Assert.AreEqual((ulong)12, scalarStuff.MaybeU64);
1106             Assert.AreEqual((ulong)12, scalarStuff.DefaultU64);
1107 
1108             Assert.AreEqual((float)13.0F, scalarStuff.JustF32);
1109             Assert.AreEqual((float)13.0F, scalarStuff.MaybeF32);
1110             Assert.AreEqual((float)13.0F, scalarStuff.DefaultF32);
1111 
1112             Assert.AreEqual((double)14.0, scalarStuff.JustF64);
1113             Assert.AreEqual((double)14.0, scalarStuff.MaybeF64);
1114             Assert.AreEqual((double)14.0, scalarStuff.DefaultF64);
1115 
1116             Assert.AreEqual(true, scalarStuff.JustBool);
1117             Assert.AreEqual(true, scalarStuff.MaybeBool);
1118             Assert.AreEqual(false, scalarStuff.DefaultBool);
1119 
1120             Assert.AreEqual(OptionalByte.Two, scalarStuff.JustEnum);
1121             Assert.AreEqual(OptionalByte.Two, scalarStuff.MaybeEnum);
1122             Assert.AreEqual(OptionalByte.Two, scalarStuff.DefaultEnum);
1123         }
1124 
1125 
1126         [FlatBuffersTestMethod]
TestKeywordEscaping()1127         public void TestKeywordEscaping() {
1128             Assert.AreEqual((int)KeywordTest.@public.NONE, 0);
1129 
1130             Assert.AreEqual((int)KeywordTest.ABC.@void, 0);
1131             Assert.AreEqual((int)KeywordTest.ABC.where, 1);
1132             Assert.AreEqual((int)KeywordTest.ABC.@stackalloc, 2);
1133 
1134             var fbb = new FlatBufferBuilder(1);
1135             var offset = KeywordsInTable.CreateKeywordsInTable(
1136                 fbb, KeywordTest.ABC.@stackalloc, KeywordTest.@public.NONE);
1137             fbb.Finish(offset.Value);
1138 
1139             KeywordsInTable keywordsInTable =
1140                 KeywordsInTable.GetRootAsKeywordsInTable(fbb.DataBuffer);
1141 
1142             Assert.AreEqual(keywordsInTable.Is, KeywordTest.ABC.@stackalloc);
1143             Assert.AreEqual(keywordsInTable.Private, KeywordTest.@public.NONE);
1144         }
1145 
1146 
1147         [FlatBuffersTestMethod]
AddOptionalEnum_WhenPassNull_ShouldWorkProperly()1148         public void AddOptionalEnum_WhenPassNull_ShouldWorkProperly() {
1149           var fbb = new FlatBufferBuilder(1);
1150           ScalarStuff.StartScalarStuff(fbb);
1151           ScalarStuff.AddMaybeEnum(fbb, null);
1152           var offset = ScalarStuff.EndScalarStuff(fbb);
1153           ScalarStuff.FinishScalarStuffBuffer(fbb, offset);
1154 
1155           ScalarStuff scalarStuff = ScalarStuff.GetRootAsScalarStuff(fbb.DataBuffer);
1156           Assert.AreEqual(null, scalarStuff.MaybeEnum);
1157         }
1158 
1159 
1160         [FlatBuffersTestMethod]
SortKey_WithDefaultedValue_IsFindable()1161         public void SortKey_WithDefaultedValue_IsFindable() {
1162             // This checks if using the `key` attribute that includes the
1163             // default value (e.g., 0) is still searchable. This is a regression
1164             // test for https://github.com/google/flatbuffers/issues/7380.
1165             var fbb = new FlatBufferBuilder(1);
1166 
1167             // Create a vector of Stat objects, with Count being the key.
1168             var stat_offsets = new Offset<Stat>[4];
1169             for(ushort i = 0; i < stat_offsets.Length; i++) {
1170                 Stat.StartStat(fbb);
1171                 Stat.AddCount(fbb, i);
1172                 stat_offsets[stat_offsets.Length - 1 - i] = Stat.EndStat(fbb);
1173             }
1174 
1175             // Ensure the sort works.
1176             var sort = Stat.CreateSortedVectorOfStat(fbb, stat_offsets);
1177 
1178             // Create the monster with the sorted vector of Stat objects.
1179             var str = fbb.CreateString("MyMonster");
1180             Monster.StartMonster(fbb);
1181             Monster.AddName(fbb, str);
1182             Monster.AddScalarKeySortedTables(fbb, sort);
1183             fbb.Finish(Monster.EndMonster(fbb).Value);
1184 
1185             // Get the monster.
1186             var monster = Monster.GetRootAsMonster(fbb.DataBuffer);
1187 
1188             // Ensure each key is findable.
1189             for(ushort i =0 ; i < stat_offsets.Length; i++) {
1190                 Assert.IsTrue(monster.ScalarKeySortedTablesByKey(i) != null);
1191                 Assert.AreEqual(monster.ScalarKeySortedTablesByKey(i).Value.Count, i);
1192             }
1193         }
1194     }
1195 }
1196