Squashed 'third_party/flatbuffers/' changes from acc9990ab..d6a8dbd26

d6a8dbd26 Experimental fix for failing oss-fuzz coverage build (#6259)
ed391e177 BREAKING: Rust flexbuffers serde human readable set to false (#6257)
a49531414 Update to flags in fuzzing-cmake file (#6256)
de1f0342c Remove _POSIX_C_SOURCE and _XOPEN_SOURCE definitions when compiling o… (#6205)
d0d51e2a5 flatc should support --binary --schema with optional scalar fields. (#6252)
33ab26017 Bump version of rules_go to 0.24.5 (#6234)
febb9d87c Union As Accessors for C# (#6251)
8778dc7c2 Resets buffer without deallocating current pointer (#6247)
aae376e9a Add GetBufferSpan() function to bufferbuilder (#6235)
0ff047148 Modernize android build and sample (#6229)
46a8c7e95 Added required-nested-flatbuffer to monster_test and fixed rust (#6236)
bc56c553e Notify based on Labelling issues and PR (#6241)
07d7cd78a Converted globs to use single quotes (#6240)
cdef70e24 More adjustments to the auto labeler (#6239)
9dd44df35 Updated Lua labeller glob (#6238)
c9b29d088 Support size-prefixed buffers and add tests for size-prefixed messages (#6232)
fba93e0ab Removes duplicate swift in labeler (#6228)
d1a545b1f Added more labels for auto labeler (#6227)
ea92a668d [C#] Optional Scalars (#6217)
6034de286 [Label Bot] Add Java and Kotlin support for the label bot (#6226)
b08b0a440 Implement `Debug` trait for Rust flatbuffers. (#6207)
17ae48dec [Label Bot] Adds some languages to labeler bot (#6222)
fc8097925 Auto Labeler Setup, Just C# for now (#6221)
55658f523 Auto Labeler Setup, Just C# for now (#6218)
14ecfe423 Updated comments and fixed a fundamental type error. (#6214)
a0182cdb1 optional scalars for ts/js (#6215)
0dfcc0a37 Adds NetTest.bat to run .NET Core tests on Windows (#6216)
f9a18ea63 [Java] Implement optional scalars (#6212)
c7586e85a Empties the sharedString map on reset on go and csharp (#6187)
914c64601 Removed C# references from java generator. Move annotations closer to definitions (#6204)
42d7c7997 Adds readable size to asserts in read functions (#6210)
e68e8d7de Refactor idl_gen_rust (#6206)
84809be7e Fix typo in flatbuffers::span declaration. (#6202)
1606fb637 Kotlin test optional enum (#6201)
fe8e3c7e5 Mass Refactoring to use `IsString` and other BASE_TYPE helpers (#6193)
8f6fa4b71 Updated SupportsAdvancedUnionFeatures to look out for string (#6190)
b46db38f5 [JS/TS] Rewrite flexbuffers JS to TS (#6148)
9fa1d2705 Rework enums in rust. (#6098)
a402b3aba idl_gen_json_schema Fix generation of arrays of enums (#6184)
0e1415b99 fix(go_test): remove deprecated grpc call (#6183)
5cd713710 Add generation of JSON Schema to library (#6165)
5be777e1d Bump junit from 4.12 to 4.13.1 in /grpc/tests (#6173)
a49d440ec Bump junit from 4.12 to 4.13.1 in /grpc (#6172)
4ec5e8db9 [C++] Add option to not generate direct copy methods. (#6166)
04bec23a3 Add Array initialization from struct constructor (#5865) (#6147)
77d57fd07 Cast to right type for reserved_ subtraction (#6167)
543c1bbeb Fixed rust nested flatbuffers for tables other than self (#6062)
cb971eece [C++] Fix -Wnarrowing and -Woverflow due to signed bitfields on G++ ARM (#6163)
7b9e61fcc [TS] GRPC  Implementation (#6141)
3359e3042 Moved C++ to optional_scalars2 and added some tests. (#6162)
187a4787f [Rust] Upgrade flatbuffers library to 2018 edition (#6159)
08943aa26 Flatbuffer C++ UnpackTo optimization for vectors of non-bool bytes. (#6154)
5975658eb Enables optional enums in swift (#6160)
5d3cf440e Updated Lobster test for optional bools/enums
8ec8322f0 Ruopt enum (#6156)
bbcc85fd4 Fix generation of C++ code with Optional<Enum> (#6155)
0bdf2fa15 [C#] Fix and improve project files (#6142)
2eedc769d possibility to create a vector from an iterator (#6135)
ab01ae162 flatc should output a warning, when an attribute is attached more than once (#6146)
689bfafa7 [Python/JS/TS] Codegen SizeOf method for structs (#6136)
641309a5b unix2dos on tests/FlatBuffers.Test/FlatBuffers.Core.Test.csproj (#6133)
52e362879 SpanT is available in .Net Standard 2.0. (#6137)
dca12522a Add static cast to avoid implicit double promotion. (#6132)
e0bbaa6f9 [C#]Change to ENABLE_SPAN_T that doesn't require UNSAFE_BYTEBUFFER. (#6073)
ab139d6be Revert "[C#] Fix and improve project files (#6116)" (#6130)
34d67b425 Minireflect fixed array (#6129)
96d5e3597 [JS/TS] fix flatbuffers default export (#6123)
eb686a86f Add missed file generated by optional_scalar.fbs (#6125)
750281630 [C#] Fix and improve project files (#6116)
fb4e1c34f Add CharToLower and CharToUpper into util.s (#6126)
8c67b5b12 Add support of Optional<T> scalars to C++ code generator (#6092)
6228b66d3 [Kotlin] Support for optional scalars. (#6115)
e1be8aaad Bump version for latest swift version (#6121)
94873e595 [JS/TS] Modernize TypeScript / JavaScript flatbuffers support (#6095)
b8e87fafe [JS] Add getFullyQualifiedName() (#6119)
f96d1ef74 [Java] allowing larger buffer sizes when growing a byte buffer (#6118)
89435303b [Swift] Migrates struct write APIS to write directly to the buffer (#6093)
c75ae2429 Optional-ness in reflection (#6097)
338944d3d Rename Nullable scalars to Optional scalars (#6112)
f5ab24bc4 Avoid memcpy call for empty vectors (#6111)
92a8c1a0f [JS] FlexBuffers Fix for wrong type of offset and length values (#6107)
6cea45dcd fix c# json serializer commandline argument docs (#6104)
fec58aa12 Fix for issue 6100: incorrect shrinking logic in ResizeContext() (#6102)
71aca81ff [JS] FlexBuffers Support (#5973)
04d87ffec [C++] Small refactoring of the C++ code generator (#6091)
bb25956f0 Wrap verify file id condition in Check call (#6085)
49f4948f0 + Add `removable-media` plug to the snapcraft config (#6083)
eeacc53d2 Adds proper access types for swift object api & flatbuffers & grpc (#6081)
f3003e08d [Lobster] missed a test
d713a0084 [CMake] enabled multi-core builds in VS projects
77f966f89 [Lobster] optional scalars support
e86d5b8e9 [Kotlin] Attach JvmStatic annotation to each method in companion object (#6052)
db2aa9b4e [C#] Cleaned up .NET testing script for Mono (#6016)
63cc0eec4 Adds a serialize helper function to native table (#6059)
c30a87de6 [TS] Fix four bugs with imported types in TypeScript. (#6054)
a0fb30575 [Swift] Append namespace for Swift Grpc implementation (#6049)
77c18c1d6 export a __version__ variable for python module (#5309)
f1f23d08e adding fb import when no other imports are present (#6030)
f1025b284 [Feature] Checks for Nullable strings (#6050)
5d052f4e5 [Swift] RFC: Switch Swift namespace from public enum to ordinary concat with _ (#6045)
18b015d25 Rust codegen improvements and lint fixes (#6046)
d76e93f27 adds code gen for optional scalars in swift (#6038)
82fac326c [C++] Fix compiler error from deleted assignment operator (#6036) (#6047)
043b52bd4 Optional Scalars support for Rust (#6034)
c8fa0afdf Allow to run cpp tests under grpc/tests/ using bazel. (#6040)
6d0aae73c Fix git command executed in wrong folder when doing cmake superbuild (#6039)
ff1b73128 [Swift] Optional Scalars Preparation (#6028)
2e48c8dd3 tests: Check for both quiet and signaling NaN on mipsel/hppa (#6029)
6942704f2 support deprecated flag in json schema (#6022)
9ecd2e16c Flatc parser support for nullable scalars (#6026)
33e2d8079 [Dart] Generate constant values map for enums (#6025)
969d0f7a6 Using proper symbol name for reexport (#6021)
515a4052a Silence false positive "-Wstringop-overflow" on GCC 10.0 to 11.0 (#6020)
36fbe6f13 Updated FB import (#6019)
b69fc8cc9 [Java] Add support for shared strings on FlatBufferBuilder. (#6012)
ab6af18d9 Not using non-existent create method for obj api (#6015)
37a5dee10 Code cleanup + updates test and readme (#6004)
8a721f69a Serde with bytes maps to Blob (#6009)
e810635ea [Swift] FlatBuffers createMonster method doesn't treat struct properly (#5992)
4995e1527 Manage grpc dependency in Bazel's WORKSPACE file. (#5995)
60b6066fe Add warning to schema parser if field name is not snake_case. (#6005)
35d45cac7 [Rust] Flexbuffers dependency cleanup and fixes (#5998)
165a6e3d1 Re-added Evolution Schema Code Generation Command (#5999)
13d3fb2ea Fix RPM install conflict (#6003)
d64078eb2 [Swift] Initialize memory when clear ByteBuffer (#5982)
ca1190a3d [TS] Use proper TypedArray in create*Vector (#5991)
7571b2ac5 [C++] Updates real_path to be truly portable (#5787)
e5a8f76a4 [C++] Generate default member initializers for >= C++11 (#5989)
413bb9b55 [Kotlin] Fix Access to union of vector element (#5994)
f35184aef [Swift] Add parsing from unowned UnsafeMutableRawPointer for ByteBuffer (#5981)
b124b7625 Removed requirement that enums be declared in ascending order. (#5887)
0ec7600c6 Do not remove the last digit from float values (#5974)
14baf45c9 Mark GetBufferMinAlignment() const (#5985)
9abb2ec2c TypeScript/JavaScript docs improvements (#5984)
2e57d80b1 [Swift] Internal library improvements (#5965)
cfc7753a4 [Doc] Added missing letters to compiler options (#5976)
12ddc8a92 Rust Flexbuffers Documentation update (#5979)
24ad35709 [docs] typo: updates monsterdata.json to be valid json (#5978)
cc44a4442 [idl_parser] Mark typefield as deprecated (#5958)
9ab4a5c0e Deleted old stale bot
6682cfe87 Increased Operations per run in stale.yml
64922904b Adding Stale Action to clean up PR and Issues
8e505cb67 [C++] Fixed/Enabled --cpp-ptr-type std::shared_ptr [#5813] (#5959)
a28357d7a Propagate boolean default values from proto to fbs (#5964)
7cb4762a6 [Swift] Improving reallocation time by using memcpy and moving reallocation code to storage (#5960)
4e45f7c9e Fix error in SimpleQSort (#5955)
7ac026405 fix error on GRPC Python - ignore namespace tree if not specified (#5862) (#5922)
108e981db Required is now implemented in swift (#5952)
94a78e385 Fixed: Access violation and ASAN/UNSAN failures with sorted tables
53fb453e0 [rust] Add FlatBufferBuilder::force_defaults API (#5946)
17c1f35fa [FlexBuffer][Java] ReadWriteBuf and ReadBuf interface public (#5948)
2eaf57778 [Java] Grow ArrayReadWriteBuf enough to match requested capacity. (#5921)
666800da3 Adds bool support in structs + updates grpc support + CI upgrades (#5943)
38ed69eb3 fixed mutating inline values (#5942)
d026e6f07 Add static asserts to ensure that reflection API arrays are kept in sync (#5934)
988164f6e [C++] Got rid of memset's in constructors (#5938)
7179a5a8b General Codebase clean up (#5939)
a0da0c08c Add GetStringView like GetString, GetCstring (#5937)
ac203b209 [C#] Add file identifier to ObjectAPI Serialization Utility. (#5920)
8dd1bf25b not creating creation methods when using structs (#5919)
5aa443d98 [Dart] Adding FlexBuffers support (#5853)
0fa087657 [Dart] Getting tests/DartTest.sh to work on master. (#5915)
424a473e1 Schema parser: prohibit declaration of an array of pointers inside structs (#5907)
c3faa8346 Fix Cargo.toml dependencies (#5911)
91399ad05 fix union type names (#5902)
32782e4ad Update Rust Flexbuffers metadata before publishing (#5905)
e7f3b1690 [TS] Make Obj-API work with --short-names (#5898)
12ed1fe4a fixed invalid imports with --gen-all (#5895)
85ee4df7a [C#] Thread safe reads of Double and Float values from a ByteBuffer (#5900)
de89bd193 Implement flexbuffers in python (#5880)
8be05f6bd Rust Flexbuffers (#5669)
870ecbc09 [swift] Moves code to use VTablesStorage (#5888)
c2da8d5d8 [Java][FlexBuffers] Make FlexBuffersBuilder reusable by adding clear() (#5889) (#5890)
e84cbff67 Align package name to FindFlatBuffers.cmake (#5899)
f94e6c84e Small tutorial improvements - documentation only (#5894)
f12cca8bc Attempt at adding Github Actions CI
7e4124d6e Handle git program or .git folder absence (#5878)
a875d247a only add native_include_files if object based api is enabled (#5886)
6e9f5d981 Respect shared attribute in Parser (#5885)
ff1c78233 include/flatbuffers: typo fixes in comments (#5884)
2e9a19673 Updates swift docs for package management (#5883)
e3cb07d32 [Rust] idl_gen_rust.cpp: (Option/required-aware codegen for unions) (#5850)
712866d57 Propagate use_string_pooling in CopyTable (#5879)
44c919a9e Not using reexports with --gen-all (#5873)
99aa1ef21 Added INCLUDE_PREFIX option for flatbuffers_generate_headers (#5866)
40ba170c9 Fixed text in internals doc that implied structs can be root
cb4d0f72e [Swift] Object API support  (#5826)
003e16405 [TS] Add Obj API (#5788)
21cf300f4 fix cpp usage markdown error (#5845)
9655e12d6 Upgraded swift implementation for grpc (#5843)
fb96fadc2 [C#] Fix nested structs and arrays in Object API (#5765)
408f11fbd [ts] Fix empty source/dest namespaces when reexporting. (#5841)
a83caf591 Improves performance for the swift library by using structs + a storage class (#5835)
925fab6b1 [Java][FlexBuffers] Optimize Map access (#5735)
d9fecc332 [CMake] : Add precompiled header support with FLATBUFFERS_ENABLE_PCH (#5827)
e9d453240 Added flatbuffers_generate_headers and flatbuffers_generate_binary_files cmake functions. (#5830)
c37c989ed Correct calculation of vector element size (#5831)
6b271b7ec Fix Clang-trunk warnings about special members deprecated in C++20. (#5829)
90f3b8e8c Fix `float_constant` definition in './doc/Grammar.md` (#5828)
3af735934 [csharp] flatc should generate a 'Create…' method for tables with struct field… (#5818)
c4231c3cb Updated doxyfile - added missing files (#5824)
9657df184 Update Grammar.md (#5820)
97ffc590e Include CPack only when explictly packaging (#5817)
8b52af65b [C++] Add max_depth and max_tables parameters to reflection::Verify (#5815)
9b034eee1 Fix interpretation of 'nan(number)' by the idl_parser (#5810)
3e9ac3cff [Scripts] Adds swift to generated code (#5806)
697147a2e updated maven build files
6df40a247 pre-tag version bump for 1.12
0dba63909 Removes the inner loop in the endtable check written tables (#5803)
0e3fdd0ee Escape characters in jsonschema descriptions (#5644)
45a2b07cb Remove `noexcept` qualifier copy-ctor of `union` type (#5800) (#5802)
d10c16314 Replace 'assert' by 'FLATBUFFERS_ASSERT' inside idl_parser.cpp (#5799)
35abb7f89 Add non-nullable modifier to return type of functions never returning null (#5797)
9954e09ab [C++] Generate code for vector force_align attribute. (#5796)
95a21327f rust: pub export the VectorIter type (#5736)
89b6183ee Fix Python min alignment
5a98d65e8 [Rust] Add gen-name-strings for Rust (#5757)
f73d205bc Removed assert that wasn't backwards compatible.
7c37abe92 [C#] add ObjectAPI Serialization Utility (#5785)
4749e77b0 Fixed docs on how to obtain parser error.
6ff189841 Added --filename-suffix and --filename-ext to flatc (#5778)
c9a30c9ca Fixed refractoring issue in reflection/generate_code.sh. Also, mv deletes the original file, so I don't need to clean it up manually in that case. (#5777)
8c02d17be Skip writing reflection_generated.h if not changed (#5776)
34305c4ce [Swift] Adds GRPC to Swift (#5758)
cd88e6b2a [Java][FlexBuffers] Abstract buffer access from ByteBuffer (#5743)
3ec7a53c6 Adds cocoapods and a readme of how to get the package (#5771)
6d44cede7 [snap] Fix versioning (#5727)
cc08c0835 [Python] Fixed potential allignment issue (#5768)
54f8b787c Fix memory leak on cpp object api (#5761)
17557f913 [Python] Fixed issue #5499 (#5764)
d54af8cd4 [C++] Use strong enum type for vectors when scoped-enums is on. (#5750)
173e10fdf [C#] support Json Serialization (#5752)
8f56990f6 FlexBuffers: C++: scalar-only typed vectors were not aligned.
6400c9b05 Bump Rust port to 0.6.1 (#5747)
7418d8587 [C#] support Object API (#5710)
c580fa284 Adds min and max, comments, and all of swift's keywords + fix docs (#5737)
f2a127230 Use VS 2017 and 2019 on CI, fix cast issue in dart_idl (#5740)
316d7c208 Creates a flatbuffers validation function + small fix (#5725)
47026ea6b Added the code to embed the binary schema to the source (--bfbs-gen-embed). (#5701)
3f677f241 [Java][FlexBuffers] Deprecate typed vector strings due to design flaw (#5722)
a593a11e5 [Go] Implements a SharedStrings function (#5733)
7cdfc8475 [Swift] Fix padding function overflow when bufSize is 0 (#5721)
bab2b0db4 Add vcpkg installation instructions (#5732)
89418eb84 [Dart] Fix deprecated field support, inf/nan (#5724)
9cadf05d8 [typescript] Size-prefixed root accessors not taking into account size prefix (#5717)
6da1cf79d [rust] Add use declarations to Rust-generated bindings for imported FB definitions (#5645)
bee1df96d [Go] Replace references to hardcoded ”Monster" etc with idiomatic go wherever possible (#5716)
01189d7ed [C++] Fix for printing of enum in case output_enum_identifiers=1. (#5706)
c4b2b0a25 [Swift] Support create long string (#5709)
a4b2884e4 Added create function for swift (#5707)
04d80f255 [Swift] Swift implementation 🎉🎉 (#5603)
55686100a Changed direct calls to strtod to use StringToNumber
718351831 Document JSON compatibility guarantees. (#5704)
d1b34f0f2 Add CMake 'generated_code' target to simplify resolution of build dependencies (#5697)
21b706196 (Optionally) add an additional suffix namespace to generated fbs files. (#5698)
35daaf83d [Java] Replace Table.UTF8_CHARSET with StandardCharsets.UTF_8 (#5696)
3b458f7a1 Rust: Temporarily disable 2 endianness unit tests (#5695)
a5d9d0f7d [C++17] Add Traits class for Tables and Factory function within it. (#5678)
3cd9b6434 Removed code_generators.cpp from library targets
355dfd48d [rust] Make enum names public (#5690)
bcd58a159 Correct inverted logic around include prefixes. (#5689)
a2c12900a Optimize Pack method using numpy (#5662)
901b89e73 [C++] Add Builder and Table typedefs (#5685)
31f879908 Minor doc updates: FlexBuffers C#, Discord, CppUsage.
8023d99e2 Upgrade rules_go (#5684)
b4154405d Fix --incompatible_load_cc_rules_from_bzl (#5683)
04c17c7a7 Add support for absl::string_view when available (#5682)
62ec7d52c [Bazel] Add support for compatible_with and restricted_to (#5681)
7de668053 CI: New Docker tests for Python with numpy (#5677)
3a70e0b30 Fixed struct initialization error on older versions of C#
9b1320135 Fixed warnings in FlexBuffers.java
5e3916050 Fixed out of date licenses on gRPC Python files.
c95755051 Removed test proto output.
44bf71988 Add flatc '--cpp_std' switch (#5656)
3e8f15df9 Fix for FlexBuffers FBT_VECTOR_STRING size bit-width.
602721a73 Added Check to VerifyAlignment (#5675)
13c05f4da Improve import handling for proto conversion (#5673)
ce3a1c43a [Dart] Fix prepare space for writeListInt64 and writeListUint64 (#5654)
aa75e5734 Make Rust constants public (#5659)
2790fee25 Add namespace qualification to union types (#5666)
eddebec1b Bugfix for Rust generation of union fields named with language keywords (#5592)
030fee36a wrap multiple statements in do {} while(!IsConstTrue(true)) (#5655)
f9724d1bd [gRPC] Uncomment MessageBuilder (#5658)
b20801ca4 Supress unsigned-integer-overflow for PaddingBytes (#5647)
a8e800bd7 Add --force-empty-vectors option (#5653)
d7530ae96 Fixed enum min/max values not properly escaped.
99d11e279 Split Bazel targets into multiple packages (#5640)
4fd8eb214 Remove a static_assert (#5643)
65f870357 Flatbuffers Python Object API (#5616)
75823cc27 [Clang 10]: definition of implicit copy constructor for 'TableKeyComparatoris deprecated #5649 (#5650)
58e279244 [docs]: add missing semicolon (#5648)
3c964e10a [GO] Fix support for enums with underscores and Unions with imported members (#5600)
c3c32ec94 Fix ambiguity of a type deduction in TEST_EQ macro if arguments have `enum class` type. (#5630)
075e8d676 Simplify declarations of x-macro FLATBUFFERS_TD (#5638)
bcf1bd5c9 read vtable size through ReadScalar() (#5636)
136d75fa6 Changed null checks in test. Removed verifier pointer usage (#5634)
091fa1fd1 Add testing of C++ with sanitizers (CI-Docker) (#5631)
ff3781dc2 add namespace prefix in FLATBUFFERS_MAX_BUFFER_SIZE (#5629)
6beb9f49c Support for python grpc - continuing the work from the pull request #4270 #4705 (#5613)
80988ea86 Removed idl_gen_general.cpp and move contents to code_generators.cpp (#5625)
0f2ff7eaa Lua cleanup (#5624)
dda095023 [C++] Adds basic schema evolution tests (#5611)
adbcbba5d [C++, C#, Java] Separated C# and Java generators into their own classes (#5618)
cbbd6aca0 add check for root_type specified for json schema generation (#5622)
405c64e07 [Rust] Bump smallvec version to 1.0 (#5621)
42c08cbca Ran src/clang-format-all.sh (#5617)
33d5dd9bd Improved pull request & clang-format instructions.
105dd528e Change monster_extra generation to use flatbuffers::unique_ptr (#5612)
f0f0efe7b [C++] Refactor to conform to Google C++ style guide (#5608)
e837d5a29 Fixed deprecated method in GRPC Java test.
9834ee978 Fixed Apache license not using canonical version.
44b2ab087 include/flatbuffers/base.h: fix no_sanitize issue with old clang (#5610)
46ae3f80a [C++, Java, C#, TypeScript, JavaScript] Skip generation of mutable union types (#5599)
7b38aa71e flatbuffers.h: fix documentation warning (#5607)
661bedd83 Add Lua FlatbufferBuilder Clean() method to enable reuseable builders (#5606)
8526e12d7 [Kotlin] Fix union vector accessor after change in Java API (#5605)
3c7b660d6 [flatc] Remove an always true condition for flexbuffers (#5604)
964365ba6 [Go] Add UnPackTo functions (#5598)
32254b7ac [Go] Object API support (#5339)
521e255ad Rust: Add idiomatic iterator for Vector type (#5579)
1b85292fd Fix typos in comments (#5590)
480815447 C++ verifier for evolved union fields should return true (#5586)
8d5e424c6 Add ByteBuffer copy for vector of bytes in Java (#5587)
b4774d235 Rust: Fix Copy and Clone impls for a few generic types (#5577)
26f238c24 Add `--clean-first` to the cmake-build command (travis) (#5574)
e93c8c46e Fix Follow implementation for bool (#5554)
e21516b9d Fix issue #5557 (#5573)
fbc11e8ae Avoid intentional unsigned integer overflow getting caught by sanitizers (#5572)
e9d29c21a Python: Add forceDefaults opt to python Builder (#5564)
8bfafc76d Java: Don't annotate vector-of-tables item getters with @nullable. (#5562)
df3e8bf4a Fixed warnings generated by recent JSON sorting feature.
5665cfe49 [Java] byte buffer factory returned buffer capcity is used instead of the requested size (#5558)
5797540ed #5544 Fix of Array of table is not sorted if Create<type>Direct() is used (#5546)
7f1af7cb0 Fix build with gcc version 7.4.0 (#5570)
32f47ad24 Fixed JSON parser not sorting vectors of tables/structs with key.
842f672ba [FlexBuffers][Java] Cache size of Sized objects in FlexBuffers (#5551)
d4cae0a62 Fix issue #5542 (#5543)
f1147f65b Fixed Android STLPort related error.
69d3fec48 Fix namespaced struct/field name collision detection (#5540) (#5545)
cfb4ecf6f [flac] Add FlexBuffers option for generating data (#5519)
a92039687 Update Rust versions under test from 1.30.1 to 1.37.0 (#5538)
625338d09 Adds XOPEN_SOURCE for PATH_MAX and POSIX 1993 for stat (#5529)
3f8ce99c5 [FlexBuffers][Java] Add override Key::toString (#5533)
0798b7b69 [FlexBuffers][Java] Fix wrong access to a string using Reference::asString(). (#5532)
cbdf82e2f Fix Mutate() methods of Array<scalar/struct> (override 5508) (#5526)
e365c502f Java: Added access object for vector of struct and vector of tables. (#5233)
97f3aa917 Fixed DetachedBuffer self move assignment (#5521)
2f5bb2eec Fix buildifier warnings found in new bazel (#5517)
917687c7a Fixed Reflection Verifier not handling vectors of unions.
f9277e691 Fixed GenerateText not handling vectors of unions.
2706381ee Add element size parameter to __vector_as_arraysegment [c#] (#5512)
b5560fcd5 [Java][FlexBuffers] Improve documentation for FlexBuffers in Java. (#5506)
782b865c5 Annotate getters with @Pure when --java-checkerframework is specified. (#5510)
3bfc86eaf [Dart]fix: segment fault with empty namespace when generating dart file (#5507)
c0282873f Rust: Fixed cargo clippy on non-generated code (#5485)
4b870aca9 [Javascript] Fix syntax error for signed enum (#5503)
d0e3870c0 [C#] Fix retrieving enumeration vectors as arrays (#5457)
fb25eb87f Doc typo fixes (#5505)
cb35d3a0e Use all of the available space in the buffer returned by ByteBufferFactory to allow the factory to keep a pool of larger than initialsize sized buffers. (#5500)
8e6cabb31 [FlexBuffers][Java] Implementation of FlexBuffers API (#5476)
bd31dd242 Clarified value reuse in FlexBuffers
65b67d213 Fixed test build invocation of arrays_test.fbs
1fbb71132 FlexBuffers: allow any values to be shared.
cd75a3658 Android: remove app_dummy() calls
ec6b0bf29 Fixed STLPort Android compile error
c11b5d744 [bugfix]flexbuffers isvector bugfix (#5488)
4525c91be Fix incorrect padding in arrays of structs (Issue #5484) (#5491)
b97b342f5 Fixed missing generated code.
c1058a903 C++ IDL generation adds superfluous semicolon in GenTablePost, causing (#5483)
303044934 [go]add Name() for ForceCodec  interface (#5486)
a2485d4ec reflection: check for valid union enum value during object verification (#5475)
a20e71ac9 has_method support for primitive fields in java runtime. Changed: idl.h, FlatBufferBuilder.java ,  idl_gen_general.cpp, idl_parser.cpp, flatc.cpp (#5468)

Change-Id: I836f4b43e6818bb16425a87899e6234ac86242aa
git-subtree-dir: third_party/flatbuffers
git-subtree-split: d6a8dbd26ff08a8868e0d0c1b4b67d31b40e4a7f
diff --git a/tests/FlatBuffers.Test/FlatBuffersExampleTests.cs b/tests/FlatBuffers.Test/FlatBuffersExampleTests.cs
index b09119c..b4093d4 100644
--- a/tests/FlatBuffers.Test/FlatBuffersExampleTests.cs
+++ b/tests/FlatBuffers.Test/FlatBuffersExampleTests.cs
@@ -16,7 +16,9 @@
 
 using System.IO;
 using System.Text;
+using System.Threading;
 using MyGame.Example;
+using optional_scalars;
 
 namespace FlatBuffers.Test
 {
@@ -111,18 +113,18 @@
             }
 
             // Dump to output directory so we can inspect later, if needed
-#if ENABLE_SPAN_T
+            #if ENABLE_SPAN_T
             var data = fbb.DataBuffer.ToSizedArray();
-            string filename = @"Resources/monsterdata_cstest" + (sizePrefix ? "_sp" : "") + ".mon";
+            string filename = @".tmp/monsterdata_cstest" + (sizePrefix ? "_sp" : "") + ".mon";
             File.WriteAllBytes(filename, data);
-#else
+            #else
             using (var ms = fbb.DataBuffer.ToMemoryStream(fbb.DataBuffer.Position, fbb.Offset))
             {
                 var data = ms.ToArray();
-                string filename = @"Resources/monsterdata_cstest" + (sizePrefix ? "_sp" : "") + ".mon";
+                string filename = @".tmp/monsterdata_cstest" + (sizePrefix ? "_sp" : "") + ".mon";
                 File.WriteAllBytes(filename, data);
             }
-#endif
+            #endif
 
             // Remove the size prefix if necessary for further testing
             ByteBuffer dataBuffer = fbb.DataBuffer;
@@ -156,11 +158,7 @@
             Assert.IsTrue(monster.TestarrayoftablesByKey("Barney") != null);
             Assert.IsTrue(monster.TestarrayoftablesByKey("Wilma") != null);
 
-            // testType is an existing field and mutating it should succeed
-            Assert.AreEqual(monster.TestType, Any.Monster);
-            Assert.AreEqual(monster.MutateTestType(Any.NONE), true);
-            Assert.AreEqual(monster.TestType, Any.NONE);
-            Assert.AreEqual(monster.MutateTestType(Any.Monster), true);
+            // testType is an existing field
             Assert.AreEqual(monster.TestType, Any.Monster);
 
             //mutate the inventory vector
@@ -191,6 +189,7 @@
             Assert.AreEqual(pos.X, 1.0f);
 
             TestBuffer(dataBuffer);
+            TestObjectAPI(Monster.GetRootAsMonster(dataBuffer));
         }
 
         private void TestBuffer(ByteBuffer bb)
@@ -248,7 +247,7 @@
 
             Assert.AreEqual(true, monster.Testbool);
 
-#if ENABLE_SPAN_T
+            #if ENABLE_SPAN_T
             var nameBytes = monster.GetNameBytes();
             Assert.AreEqual("MyMonster", Encoding.UTF8.GetString(nameBytes.ToArray(), 0, nameBytes.Length));
 
@@ -260,7 +259,13 @@
             {
                 Assert.IsTrue(monster.GetTestarrayofboolsBytes().Length != 0);
             }
-#else
+
+            var longArrayBytes = monster.GetVectorOfLongsBytes();
+            Assert.IsTrue(monster.VectorOfLongsLength * 8 == longArrayBytes.Length);
+
+            var doubleArrayBytes = monster.GetVectorOfDoublesBytes();
+            Assert.IsTrue(monster.VectorOfDoublesLength * 8 == doubleArrayBytes.Length);
+            #else
             var nameBytes = monster.GetNameBytes().Value;
             Assert.AreEqual("MyMonster", Encoding.UTF8.GetString(nameBytes.Array, nameBytes.Offset, nameBytes.Count));
 
@@ -272,15 +277,26 @@
             {
                 Assert.IsTrue(monster.GetTestarrayofboolsBytes().HasValue);
             }
-#endif
+            #endif
         }
 
         [FlatBuffersTestMethod]
         public void CanReadCppGeneratedWireFile()
         {
-            var data = File.ReadAllBytes(@"Resources/monsterdata_test.mon");
+            var data = File.ReadAllBytes(@"../monsterdata_test.mon");
             var bb = new ByteBuffer(data);
             TestBuffer(bb);
+            TestObjectAPI(Monster.GetRootAsMonster(bb));
+        }
+
+        [FlatBuffersTestMethod]
+        public void CanReadJsonFile()
+        {
+            var jsonText = File.ReadAllText(@"../monsterdata_test.json");
+            var mon = MonsterT.DeserializeFromJson(jsonText);
+            var fbb = new FlatBufferBuilder(1);
+            fbb.Finish(Monster.Pack(fbb, mon).Value);
+            TestBuffer(fbb.DataBuffer);
         }
 
         [FlatBuffersTestMethod]
@@ -293,6 +309,27 @@
         }
 
         [FlatBuffersTestMethod]
+        public void TestVectorOfEnums()
+        {
+            const string monsterName = "TestVectorOfEnumsMonster";
+            var colorVec = new Color[] { Color.Red, Color.Green, Color.Blue };
+            var fbb = new FlatBufferBuilder(32);
+            var str1 = fbb.CreateString(monsterName);
+            var vec1 = Monster.CreateVectorOfEnumsVector(fbb, colorVec);
+            Monster.StartMonster(fbb);
+            Monster.AddName(fbb, str1);
+            Monster.AddVectorOfEnums(fbb, vec1);
+            var monster1 = Monster.EndMonster(fbb);
+            Monster.FinishMonsterBuffer(fbb, monster1);
+
+            var mons = Monster.GetRootAsMonster(fbb.DataBuffer);
+            var colors = mons.GetVectorOfEnumsArray();
+            Assert.ArrayEqual(colorVec, colors);
+
+            TestObjectAPI(mons);
+        }
+
+        [FlatBuffersTestMethod]
         public void TestNestedFlatBuffer()
         {
             const string nestedMonsterName = "NestedMonsterName";
@@ -329,6 +366,9 @@
             Assert.AreEqual(nestedMonsterMana, nestedMonster.Mana);
             Assert.AreEqual(nestedMonsterHp, nestedMonster.Hp);
             Assert.AreEqual(nestedMonsterName, nestedMonster.Name);
+
+            TestObjectAPI(mons);
+            TestObjectAPI(nestedMonster);
         }
 
         [FlatBuffersTestMethod]
@@ -342,6 +382,9 @@
             int[,]  d_a = new int[2, 2];
             TestEnum[]  d_b = new TestEnum[2];
             TestEnum[,] d_c = new TestEnum[2, 2];
+            long[,]     d_d = new long[2, 2];
+            int         e;
+            long[]      f = new long[2];
 
             a = 0.5f;
             for (int i = 0; i < 15; i++) b[i] = i;
@@ -356,9 +399,16 @@
             d_c[0, 1] = TestEnum.B;
             d_c[1, 0] = TestEnum.C;
             d_c[1, 1] = TestEnum.B;
+            d_d[0, 0] = -1;
+            d_d[0, 1] = 1;
+            d_d[1, 0] = -2;
+            d_d[1, 1] = 2;
+            e = 2;
+            f[0] = -1;
+            f[1] = 1;
 
             Offset<ArrayStruct> arrayOffset = ArrayStruct.CreateArrayStruct(
-                builder, a, b, c, d_a, d_b, d_c);
+                builder, a, b, c, d_a, d_b, d_c, d_d, e, f);
 
             // Create a table with the ArrayStruct.
             ArrayTable.StartArrayTable(builder);
@@ -369,19 +419,683 @@
 
             ArrayTable table = ArrayTable.GetRootAsArrayTable(builder.DataBuffer);
 
-            Assert.AreEqual(table.A?.A, 0.5f);
-            for (int i = 0; i < 15; i++) Assert.AreEqual(table.A?.B(i), i);
-            Assert.AreEqual(table.A?.C, (sbyte)1);
-            Assert.AreEqual(table.A?.D(0).A(0), 1);
-            Assert.AreEqual(table.A?.D(0).A(1), 2);
-            Assert.AreEqual(table.A?.D(1).A(0), 3);
-            Assert.AreEqual(table.A?.D(1).A(1), 4);
-            Assert.AreEqual(table.A?.D(0).B, TestEnum.B);
-            Assert.AreEqual(table.A?.D(1).B, TestEnum.C);
-            Assert.AreEqual(table.A?.D(0).C(0), TestEnum.A);
-            Assert.AreEqual(table.A?.D(0).C(1), TestEnum.B);
-            Assert.AreEqual(table.A?.D(1).C(0), TestEnum.C);
-            Assert.AreEqual(table.A?.D(1).C(1), TestEnum.B);
+            Assert.AreEqual(table.A.Value.A, 0.5f);
+            for (int i = 0; i < 15; i++) Assert.AreEqual(table.A.Value.B(i), i);
+            Assert.AreEqual(table.A.Value.C, (sbyte)1);
+            Assert.AreEqual(table.A.Value.D(0).A(0), 1);
+            Assert.AreEqual(table.A.Value.D(0).A(1), 2);
+            Assert.AreEqual(table.A.Value.D(1).A(0), 3);
+            Assert.AreEqual(table.A.Value.D(1).A(1), 4);
+            Assert.AreEqual(table.A.Value.D(0).B, TestEnum.B);
+            Assert.AreEqual(table.A.Value.D(1).B, TestEnum.C);
+            Assert.AreEqual(table.A.Value.D(0).C(0), TestEnum.A);
+            Assert.AreEqual(table.A.Value.D(0).C(1), TestEnum.B);
+            Assert.AreEqual(table.A.Value.D(1).C(0), TestEnum.C);
+            Assert.AreEqual(table.A.Value.D(1).C(1), TestEnum.B);
+            Assert.AreEqual(table.A.Value.D(0).D(0), -1);
+            Assert.AreEqual(table.A.Value.D(0).D(1), 1);
+            Assert.AreEqual(table.A.Value.D(1).D(0), -2);
+            Assert.AreEqual(table.A.Value.D(1).D(1), 2);
+            Assert.AreEqual(table.A.Value.E, 2);
+            Assert.AreEqual(table.A.Value.F(0), -1);
+            Assert.AreEqual(table.A.Value.F(1), 1);
+
+            TestObjectAPI(table);
+        }
+
+        [FlatBuffersTestMethod]
+        public void TestUnionVector()
+        {
+            var fbb = new FlatBufferBuilder(100);
+            var rapunzel = Rapunzel.CreateRapunzel(fbb, 40).Value;
+
+            var characterTypes = new[]
+            {
+                Character.MuLan,
+                Character.Belle,
+                Character.Other,
+            };
+            var characterTypesOffset = Movie.CreateCharactersTypeVector(fbb, characterTypes);
+
+            var characters = new[]
+            {
+                Attacker.CreateAttacker(fbb, 10).Value,
+                BookReader.CreateBookReader(fbb, 20).Value,
+                fbb.CreateSharedString("Chip").Value,
+            };
+            var charactersOffset = Movie.CreateCharactersVector(fbb, characters);
+
+            var movieOffset = Movie.CreateMovie(
+                fbb,
+                Character.Rapunzel,
+                rapunzel,
+                characterTypesOffset,
+                charactersOffset);
+            Movie.FinishMovieBuffer(fbb, movieOffset);
+
+            var movie = Movie.GetRootAsMovie(fbb.DataBuffer);
+            Assert.AreEqual(Character.Rapunzel, movie.MainCharacterType);
+            Assert.AreEqual(40, movie.MainCharacter<Rapunzel>().Value.HairLength);
+
+            Assert.AreEqual(3, movie.CharactersLength);
+            Assert.AreEqual(Character.MuLan, movie.CharactersType(0));
+            Assert.AreEqual(10, movie.Characters<Attacker>(0).Value.SwordAttackDamage);
+            Assert.AreEqual(Character.Belle, movie.CharactersType(1));
+            Assert.AreEqual(20, movie.Characters<BookReader>(1).Value.BooksRead);
+            Assert.AreEqual(Character.Other, movie.CharactersType(2));
+            Assert.AreEqual("Chip", movie.CharactersAsString(2));
+
+            TestObjectAPI(movie);
+        }
+
+        private void AreEqual(Monster a, MonsterT b)
+        {
+            Assert.AreEqual(a.Hp, b.Hp);
+            Assert.AreEqual(a.Mana, b.Mana);
+            Assert.AreEqual(a.Name, b.Name);
+
+            var posA = a.Pos;
+            var posB = b.Pos;
+            if (posA != null)
+            {
+                Assert.AreEqual(posA.Value.X, posB.X);
+                Assert.AreEqual(posA.Value.Y, posB.Y);
+                Assert.AreEqual(posA.Value.Z, posB.Z);
+
+                Assert.AreEqual(posA.Value.Test1, posB.Test1);
+                Assert.AreEqual(posA.Value.Test2, posB.Test2);
+                var tA = posA.Value.Test3;
+                var tB = posB.Test3;
+                Assert.AreEqual(tA.A, tB.A);
+                Assert.AreEqual(tA.B, tB.B);
+            }
+
+            Assert.AreEqual(a.TestType, b.Test.Type);
+            if (a.TestType == Any.Monster)
+            {
+                var monster2A = a.Test<Monster>().Value;
+                var monster2B = b.Test.AsMonster();
+                Assert.AreEqual(monster2A.Name, monster2B.Name);
+            }
+
+            Assert.AreEqual(a.InventoryLength, b.Inventory.Count);
+            for (var i = 0; i < a.InventoryLength; ++i)
+            {
+                Assert.AreEqual(a.Inventory(i), b.Inventory[i]);
+            }
+
+            var inventoryArray = a.GetInventoryArray();
+            var inventoryArrayLength = inventoryArray == null ? 0 : inventoryArray.Length;
+            Assert.AreEqual(inventoryArrayLength, b.Inventory.Count);
+            for (var i = 0; i < inventoryArrayLength; ++i)
+            {
+                Assert.AreEqual(inventoryArray[i], b.Inventory[i]);
+            }
+
+            Assert.AreEqual(a.Test4Length, b.Test4.Count);
+            for (var i = 0; i < a.Test4Length; ++i)
+            {
+                var t4A = a.Test4(i);
+                var t4B = b.Test4[i];
+                Assert.AreEqual(t4A.Value.A, t4B.A);
+                Assert.AreEqual(t4A.Value.B, t4B.B);
+            }
+
+            Assert.AreEqual(a.TestarrayofstringLength, b.Testarrayofstring.Count);
+            for (var i = 0; i < a.TestarrayofstringLength; ++i)
+            {
+                Assert.AreEqual(a.Testarrayofstring(i), b.Testarrayofstring[i]);
+            }
+
+            Assert.AreEqual(a.Testbool, b.Testbool);
+
+            Assert.AreEqual(a.TestarrayofboolsLength, b.Testarrayofbools.Count);
+            for (var i = 0; i < a.TestarrayofboolsLength; ++i)
+            {
+                Assert.AreEqual(a.Testarrayofbools(i), b.Testarrayofbools[i]);
+            }
+
+            Assert.AreEqual(a.VectorOfLongsLength, b.VectorOfLongs.Count);
+            for (var i = 0; i < a.VectorOfLongsLength; ++i)
+            {
+                Assert.AreEqual(a.VectorOfLongs(i), b.VectorOfLongs[i]);
+            }
+
+            Assert.AreEqual(a.VectorOfDoublesLength, b.VectorOfDoubles.Count);
+            for (var i = 0; i < a.VectorOfDoublesLength; ++i)
+            {
+                Assert.AreEqual(a.VectorOfDoubles(i), b.VectorOfDoubles[i]);
+            }
+
+            Assert.AreEqual(a.VectorOfEnumsLength, b.VectorOfEnums.Count);
+            for (var i = 0; i < a.VectorOfEnumsLength; ++i)
+            {
+                Assert.AreEqual(a.VectorOfEnums(i), b.VectorOfEnums[i]);
+            }
+        }
+
+        private void AreEqual(Monster a, Monster b)
+        {
+            Assert.AreEqual(a.Hp, b.Hp);
+            Assert.AreEqual(a.Mana, b.Mana);
+            Assert.AreEqual(a.Name, b.Name);
+
+            var posA = a.Pos;
+            var posB = b.Pos;
+            if (posA != null)
+            {
+                Assert.AreEqual(posA.Value.X, posB.Value.X);
+                Assert.AreEqual(posA.Value.Y, posB.Value.Y);
+                Assert.AreEqual(posA.Value.Z, posB.Value.Z);
+
+                Assert.AreEqual(posA.Value.Test1, posB.Value.Test1);
+                Assert.AreEqual(posA.Value.Test2, posB.Value.Test2);
+                var tA = posA.Value.Test3;
+                var tB = posB.Value.Test3;
+                Assert.AreEqual(tA.A, tB.A);
+                Assert.AreEqual(tA.B, tB.B);
+            }
+
+            Assert.AreEqual(a.TestType, b.TestType);
+            if (a.TestType == Any.Monster)
+            {
+                var monster2A = a.Test<Monster>().Value;
+                var monster2B = b.Test<Monster>().Value;
+                Assert.AreEqual(monster2A.Name, monster2B.Name);
+            }
+
+            Assert.AreEqual(a.InventoryLength, b.InventoryLength);
+            for (var i = 0; i < a.InventoryLength; ++i)
+            {
+                Assert.AreEqual(a.Inventory(i), b.Inventory(i));
+            }
+
+            var inventoryArrayA = a.GetInventoryArray();
+            var inventoryArrayALength = inventoryArrayA == null ? 0 : inventoryArrayA.Length;
+            var inventoryArrayB = b.GetInventoryArray();
+            var inventoryArrayBLength = inventoryArrayB == null ? 0 : inventoryArrayB.Length;
+            Assert.AreEqual(inventoryArrayALength, inventoryArrayBLength);
+            for (var i = 0; i < inventoryArrayALength; ++i)
+            {
+                Assert.AreEqual(inventoryArrayA[i], inventoryArrayB[i]);
+            }
+
+            Assert.AreEqual(a.Test4Length, b.Test4Length);
+            for (var i = 0; i < a.Test4Length; ++i)
+            {
+                var t4A = a.Test4(i);
+                var t4B = b.Test4(i);
+                Assert.AreEqual(t4A.Value.A, t4B.Value.A);
+                Assert.AreEqual(t4A.Value.B, t4B.Value.B);
+            }
+
+            Assert.AreEqual(a.TestarrayofstringLength, b.TestarrayofstringLength);
+            for (var i = 0; i < a.TestarrayofstringLength; ++i)
+            {
+                Assert.AreEqual(a.Testarrayofstring(i), b.Testarrayofstring(i));
+            }
+
+            Assert.AreEqual(a.Testbool, b.Testbool);
+
+            Assert.AreEqual(a.TestarrayofboolsLength, b.TestarrayofboolsLength);
+            for (var i = 0; i < a.TestarrayofboolsLength; ++i)
+            {
+                Assert.AreEqual(a.Testarrayofbools(i), b.Testarrayofbools(i));
+            }
+
+            Assert.AreEqual(a.VectorOfLongsLength, b.VectorOfLongsLength);
+            for (var i = 0; i < a.VectorOfLongsLength; ++i)
+            {
+                Assert.AreEqual(a.VectorOfLongs(i), b.VectorOfLongs(i));
+            }
+
+            Assert.AreEqual(a.VectorOfDoublesLength, b.VectorOfDoublesLength);
+            for (var i = 0; i < a.VectorOfDoublesLength; ++i)
+            {
+                Assert.AreEqual(a.VectorOfDoubles(i), b.VectorOfDoubles(i));
+            }
+
+            Assert.AreEqual(a.VectorOfEnumsLength, b.VectorOfEnumsLength);
+            for (var i = 0; i < a.VectorOfEnumsLength; ++i)
+            {
+                Assert.AreEqual(a.VectorOfEnums(i), b.VectorOfEnums(i));
+            }
+        }
+
+        private void TestObjectAPI(Monster a)
+        {
+            var b = a.UnPack();
+            AreEqual(a, b);
+
+            var fbb = new FlatBufferBuilder(1);
+            fbb.Finish(Monster.Pack(fbb, b).Value);
+            var c = Monster.GetRootAsMonster(fbb.DataBuffer);
+            AreEqual(a, c);
+
+            var jsonText = b.SerializeToJson();
+            var d = MonsterT.DeserializeFromJson(jsonText);
+            AreEqual(a, d);
+
+            var fbBuffer = b.SerializeToBinary();
+            Assert.IsTrue(Monster.MonsterBufferHasIdentifier(new ByteBuffer(fbBuffer)));
+            var e = MonsterT.DeserializeFromBinary(fbBuffer);
+            AreEqual(a, e);
+        }
+
+        private void AreEqual(ArrayTable a, ArrayTableT b)
+        {
+            Assert.AreEqual(a.A.Value.A, b.A.A);
+
+            for (int i = 0; i < 15; ++i)
+            {
+                Assert.AreEqual(a.A.Value.B(i), b.A.B[i]);
+            }
+
+            Assert.AreEqual(a.A.Value.C, b.A.C);
+
+            for (int i = 0; i < 2; ++i)
+            {
+                var ad = a.A.Value.D(i);
+                var bd = b.A.D[i];
+
+                for (int j = 0; j < 2; ++j)
+                {
+                    Assert.AreEqual(ad.A(j), bd.A[j]);
+                }
+
+                Assert.AreEqual(ad.B, bd.B);
+
+                for (int j = 0; j < 2; ++j)
+                {
+                    Assert.AreEqual(ad.C(j), bd.C[j]);
+                }
+
+                for (int j = 0; j < 2; ++j)
+                {
+                    Assert.AreEqual(ad.D(j), bd.D[j]);
+                }
+            }
+
+            Assert.AreEqual(a.A.Value.E, b.A.E);
+
+            for (int i = 0; i < 2; ++i)
+            {
+                Assert.AreEqual(a.A.Value.F(i), b.A.F[i]);
+            }
+        }
+
+        private void AreEqual(ArrayTable a, ArrayTable b)
+        {
+            Assert.AreEqual(a.A.Value.A, b.A.Value.A);
+
+            for (int i = 0; i < 15; ++i)
+            {
+                Assert.AreEqual(a.A.Value.B(i), b.A.Value.B(i));
+            }
+
+            Assert.AreEqual(a.A.Value.C, b.A.Value.C);
+
+            for (int i = 0; i < 2; ++i)
+            {
+                var ad = a.A.Value.D(i);
+                var bd = b.A.Value.D(i);
+
+                for (int j = 0; j < 2; ++j)
+                {
+                    Assert.AreEqual(ad.A(j), bd.A(j));
+                }
+
+                Assert.AreEqual(ad.B, bd.B);
+
+                for (int j = 0; j < 2; ++j)
+                {
+                    Assert.AreEqual(ad.C(j), bd.C(j));
+                }
+
+                for (int j = 0; j < 2; ++j)
+                {
+                    Assert.AreEqual(ad.D(j), bd.D(j));
+                }
+            }
+
+            Assert.AreEqual(a.A.Value.E, b.A.Value.E);
+
+            for (int i = 0; i < 2; ++i)
+            {
+                Assert.AreEqual(a.A.Value.F(i), b.A.Value.F(i));
+            }
+        }
+
+        private void TestObjectAPI(ArrayTable a)
+        {
+            var b = a.UnPack();
+            AreEqual(a, b);
+
+            var fbb = new FlatBufferBuilder(1);
+            fbb.Finish(ArrayTable.Pack(fbb, b).Value);
+            var c = ArrayTable.GetRootAsArrayTable(fbb.DataBuffer);
+            AreEqual(a, c);
+
+            var jsonText = b.SerializeToJson();
+            var d = ArrayTableT.DeserializeFromJson(jsonText);
+            AreEqual(a, d);
+
+            var fbBuffer = b.SerializeToBinary();
+            Assert.IsTrue(ArrayTable.ArrayTableBufferHasIdentifier(new ByteBuffer(fbBuffer)));
+            var e = ArrayTableT.DeserializeFromBinary(fbBuffer);
+            AreEqual(a, e);
+        }
+
+        private void AreEqual(Movie a, MovieT b)
+        {
+            Assert.AreEqual(a.MainCharacterType, b.MainCharacter.Type);
+            Assert.AreEqual(a.MainCharacter<Rapunzel>().Value.HairLength, b.MainCharacter.AsRapunzel().HairLength);
+
+            Assert.AreEqual(a.CharactersLength, b.Characters.Count);
+            Assert.AreEqual(a.CharactersType(0), b.Characters[0].Type);
+            Assert.AreEqual(a.Characters<Attacker>(0).Value.SwordAttackDamage, b.Characters[0].AsMuLan().SwordAttackDamage);
+            Assert.AreEqual(a.CharactersType(1), b.Characters[1].Type);
+            Assert.AreEqual(a.Characters<BookReader>(1).Value.BooksRead, b.Characters[1].AsBelle().BooksRead);
+            Assert.AreEqual(a.CharactersType(2), b.Characters[2].Type);
+            Assert.AreEqual(a.CharactersAsString(2), b.Characters[2].AsOther());
+        }
+
+        private void AreEqual(Movie a, Movie b)
+        {
+            Assert.AreEqual(a.MainCharacterType, b.MainCharacterType);
+            Assert.AreEqual(a.MainCharacter<Rapunzel>().Value.HairLength, b.MainCharacter<Rapunzel>().Value.HairLength);
+
+            Assert.AreEqual(a.CharactersLength, b.CharactersLength);
+            Assert.AreEqual(a.CharactersType(0), b.CharactersType(0));
+            Assert.AreEqual(a.Characters<Attacker>(0).Value.SwordAttackDamage, b.Characters<Attacker>(0).Value.SwordAttackDamage);
+            Assert.AreEqual(a.CharactersType(1), b.CharactersType(1));
+            Assert.AreEqual(a.Characters<BookReader>(1).Value.BooksRead, b.Characters<BookReader>(1).Value.BooksRead);
+            Assert.AreEqual(a.CharactersType(2), b.CharactersType(2));
+            Assert.AreEqual(a.CharactersAsString(2), b.CharactersAsString(2));
+        }
+
+        private void TestObjectAPI(Movie a)
+        {
+            var b = a.UnPack();
+            AreEqual(a, b);
+
+            var fbb = new FlatBufferBuilder(1);
+            fbb.Finish(Movie.Pack(fbb, b).Value);
+            var c = Movie.GetRootAsMovie(fbb.DataBuffer);
+            AreEqual(a, c);
+
+            var jsonText = b.SerializeToJson();
+            var d = MovieT.DeserializeFromJson(jsonText);
+            AreEqual(a, d);
+
+            var fbBuffer = b.SerializeToBinary();
+            Assert.IsTrue(Movie.MovieBufferHasIdentifier(new ByteBuffer(fbBuffer)));
+            var e = MovieT.DeserializeFromBinary(fbBuffer);
+            AreEqual(a, e);
+        }
+
+        // For use in TestParallelAccess test case.
+        static private int _comparisons = 0;
+        static private int _failures = 0;
+        static private void KeepComparing(Monster mon, int count, float floatValue, double doubleValue)
+        {
+            int i = 0;
+            while (++i <= count)
+            {
+                Interlocked.Add(ref _comparisons, 1);
+                if(mon.Pos.Value.Test1 != doubleValue || mon.Pos.Value.Z != floatValue) {
+                    Interlocked.Add(ref _failures, 1);
+                }
+            }
+        }
+
+        [FlatBuffersTestMethod]
+        public void TestParallelAccess() {
+            // Tests that reading from a flatbuffer over multiple threads is thread-safe in regard to double and float
+            // values, since they previously were non-thread safe
+            const float floatValue = 3.141592F;
+            const double doubleValue = 1.618033988;
+
+            var fbb = new FlatBufferBuilder(1);
+            var str = fbb.CreateString("ParallelTest");
+            Monster.StartMonster(fbb);
+            Monster.AddPos(fbb, Vec3.CreateVec3(fbb, 1.0f, 2.0f, floatValue, doubleValue,
+                                                     Color.Green, (short)5, (sbyte)6));
+
+            Monster.AddName(fbb, str);
+            Monster.FinishMonsterBuffer(fbb, Monster.EndMonster(fbb));
+
+            var mon = Monster.GetRootAsMonster(fbb.DataBuffer);
+
+            var pos = mon.Pos.Value;
+            Assert.AreEqual(pos.Test1, doubleValue);
+            Assert.AreEqual(pos.Z, floatValue);
+
+            const int thread_count = 10;
+            const int reps = 1000000;
+
+            // Need to use raw Threads since Tasks are not supported in .NET 3.5
+            Thread[] threads = new Thread[thread_count];
+            for(int i = 0; i < thread_count; i++) {
+               threads[i] = new Thread(() => KeepComparing(mon, reps, floatValue, doubleValue));
+            }
+            for(int i = 0; i < thread_count; i++) {
+               threads[i].Start();
+            }
+            for(int i = 0; i < thread_count; i++) {
+               threads[i].Join();
+            }
+
+            // Make sure the threads actually did the comparisons.
+            Assert.AreEqual(thread_count * reps, _comparisons);
+
+            // Make sure we never read the values incorrectly.
+            Assert.AreEqual(0, _failures);
+        }
+
+        [FlatBuffersTestMethod]
+        public void TestScalarOptional_EmptyBuffer() {
+            var fbb = new FlatBufferBuilder(1);
+            ScalarStuff.StartScalarStuff(fbb);
+            var offset = ScalarStuff.EndScalarStuff(fbb);
+            ScalarStuff.FinishScalarStuffBuffer(fbb, offset);
+
+            ScalarStuff scalarStuff = ScalarStuff.GetRootAsScalarStuff(fbb.DataBuffer);
+            Assert.AreEqual((sbyte)0, scalarStuff.JustI8);
+            Assert.AreEqual(null, scalarStuff.MaybeI8);
+            Assert.AreEqual((sbyte)42, scalarStuff.DefaultI8);
+            Assert.AreEqual((byte)0, scalarStuff.JustU8);
+            Assert.AreEqual(null, scalarStuff.MaybeU8);
+            Assert.AreEqual((byte)42, scalarStuff.DefaultU8);
+
+            Assert.AreEqual((short)0, scalarStuff.JustI16);
+            Assert.AreEqual(null, scalarStuff.MaybeI16);
+            Assert.AreEqual((short)42, scalarStuff.DefaultI16);
+            Assert.AreEqual((ushort)0, scalarStuff.JustU16);
+            Assert.AreEqual(null, scalarStuff.MaybeU16);
+            Assert.AreEqual((ushort)42, scalarStuff.DefaultU16);
+
+            Assert.AreEqual((int)0, scalarStuff.JustI32);
+            Assert.AreEqual(null, scalarStuff.MaybeI32);
+            Assert.AreEqual((int)42, scalarStuff.DefaultI32);
+            Assert.AreEqual((uint)0, scalarStuff.JustU32);
+            Assert.AreEqual(null, scalarStuff.MaybeU32);
+            Assert.AreEqual((uint)42, scalarStuff.DefaultU32);
+
+            Assert.AreEqual((long)0, scalarStuff.JustI64);
+            Assert.AreEqual(null, scalarStuff.MaybeI64);
+            Assert.AreEqual((long)42, scalarStuff.DefaultI64);
+            Assert.AreEqual((ulong)0, scalarStuff.JustU64);
+            Assert.AreEqual(null, scalarStuff.MaybeU64);
+            Assert.AreEqual((ulong)42, scalarStuff.DefaultU64);
+
+            Assert.AreEqual((float)0.0F, scalarStuff.JustF32);
+            Assert.AreEqual(null, scalarStuff.MaybeF32);
+            Assert.AreEqual((float)42.0F, scalarStuff.DefaultF32);
+
+            Assert.AreEqual((double)0.0, scalarStuff.JustF64);
+            Assert.AreEqual(null, scalarStuff.MaybeF64);
+            Assert.AreEqual((double)42.0, scalarStuff.DefaultF64);
+
+            Assert.AreEqual(false, scalarStuff.JustBool);
+            Assert.AreEqual(null, scalarStuff.MaybeBool);
+            Assert.AreEqual(true, scalarStuff.DefaultBool);
+
+            Assert.AreEqual(OptionalByte.None, scalarStuff.JustEnum);
+            Assert.AreEqual(null, scalarStuff.MaybeEnum);
+            Assert.AreEqual(OptionalByte.One, scalarStuff.DefaultEnum);
+        }
+
+        [FlatBuffersTestMethod]
+        public void TestScalarOptional_Construction() {
+            var fbb = new FlatBufferBuilder(1);
+            ScalarStuff.StartScalarStuff(fbb);
+            ScalarStuff.AddJustI8(fbb, 5);
+            ScalarStuff.AddMaybeI8(fbb, 5);
+            ScalarStuff.AddDefaultI8(fbb, 5);
+            ScalarStuff.AddJustU8(fbb, 6);
+            ScalarStuff.AddMaybeU8(fbb, 6);
+            ScalarStuff.AddDefaultU8(fbb, 6);
+
+            ScalarStuff.AddJustI16(fbb, 7);
+            ScalarStuff.AddMaybeI16(fbb, 7);
+            ScalarStuff.AddDefaultI16(fbb, 7);
+            ScalarStuff.AddJustU16(fbb, 8);
+            ScalarStuff.AddMaybeU16(fbb, 8);
+            ScalarStuff.AddDefaultU16(fbb, 8);
+
+            ScalarStuff.AddJustI32(fbb, 9);
+            ScalarStuff.AddMaybeI32(fbb, 9);
+            ScalarStuff.AddDefaultI32(fbb, 9);
+            ScalarStuff.AddJustU32(fbb, 10);
+            ScalarStuff.AddMaybeU32(fbb, 10);
+            ScalarStuff.AddDefaultU32(fbb, 10);
+
+            ScalarStuff.AddJustI64(fbb, 11);
+            ScalarStuff.AddMaybeI64(fbb, 11);
+            ScalarStuff.AddDefaultI64(fbb, 11);
+            ScalarStuff.AddJustU64(fbb, 12);
+            ScalarStuff.AddMaybeU64(fbb, 12);
+            ScalarStuff.AddDefaultU64(fbb, 12);
+
+            ScalarStuff.AddJustF32(fbb, 13.0f);
+            ScalarStuff.AddMaybeF32(fbb, 13.0f);
+            ScalarStuff.AddDefaultF32(fbb, 13.0f);
+            ScalarStuff.AddJustF64(fbb, 14.0);
+            ScalarStuff.AddMaybeF64(fbb, 14.0);
+            ScalarStuff.AddDefaultF64(fbb, 14.0);
+
+            ScalarStuff.AddJustBool(fbb, true);
+            ScalarStuff.AddMaybeBool(fbb, true);
+            ScalarStuff.AddDefaultBool(fbb, false); // note this is the opposite
+
+            ScalarStuff.AddJustEnum(fbb, OptionalByte.Two);
+            ScalarStuff.AddMaybeEnum(fbb, OptionalByte.Two);
+            ScalarStuff.AddDefaultEnum(fbb, OptionalByte.Two);
+
+            var offset = ScalarStuff.EndScalarStuff(fbb);
+            ScalarStuff.FinishScalarStuffBuffer(fbb, offset);
+
+            ScalarStuff scalarStuff = ScalarStuff.GetRootAsScalarStuff(fbb.DataBuffer);
+            Assert.AreEqual((sbyte)5, scalarStuff.JustI8);
+            Assert.AreEqual((sbyte)5, scalarStuff.MaybeI8);
+            Assert.AreEqual((sbyte)5, scalarStuff.DefaultI8);
+            Assert.AreEqual((byte)6, scalarStuff.JustU8);
+            Assert.AreEqual((byte)6, scalarStuff.MaybeU8);
+            Assert.AreEqual((byte)6, scalarStuff.DefaultU8);
+
+            Assert.AreEqual((short)7, scalarStuff.JustI16);
+            Assert.AreEqual((short)7, scalarStuff.MaybeI16);
+            Assert.AreEqual((short)7, scalarStuff.DefaultI16);
+            Assert.AreEqual((ushort)8, scalarStuff.JustU16);
+            Assert.AreEqual((ushort)8, scalarStuff.MaybeU16);
+            Assert.AreEqual((ushort)8, scalarStuff.DefaultU16);
+
+            Assert.AreEqual((int)9, scalarStuff.JustI32);
+            Assert.AreEqual((int)9, scalarStuff.MaybeI32);
+            Assert.AreEqual((int)9, scalarStuff.DefaultI32);
+            Assert.AreEqual((uint)10, scalarStuff.JustU32);
+            Assert.AreEqual((uint)10, scalarStuff.MaybeU32);
+            Assert.AreEqual((uint)10, scalarStuff.DefaultU32);
+
+            Assert.AreEqual((long)11, scalarStuff.JustI64);
+            Assert.AreEqual((long)11, scalarStuff.MaybeI64);
+            Assert.AreEqual((long)11, scalarStuff.DefaultI64);
+            Assert.AreEqual((ulong)12, scalarStuff.JustU64);
+            Assert.AreEqual((ulong)12, scalarStuff.MaybeU64);
+            Assert.AreEqual((ulong)12, scalarStuff.DefaultU64);
+
+            Assert.AreEqual((float)13.0F, scalarStuff.JustF32);
+            Assert.AreEqual((float)13.0F, scalarStuff.MaybeF32);
+            Assert.AreEqual((float)13.0F, scalarStuff.DefaultF32);
+
+            Assert.AreEqual((double)14.0, scalarStuff.JustF64);
+            Assert.AreEqual((double)14.0, scalarStuff.MaybeF64);
+            Assert.AreEqual((double)14.0, scalarStuff.DefaultF64);
+
+            Assert.AreEqual(true, scalarStuff.JustBool);
+            Assert.AreEqual(true, scalarStuff.MaybeBool);
+            Assert.AreEqual(false, scalarStuff.DefaultBool);
+
+            Assert.AreEqual(OptionalByte.Two, scalarStuff.JustEnum);
+            Assert.AreEqual(OptionalByte.Two, scalarStuff.MaybeEnum);
+            Assert.AreEqual(OptionalByte.Two, scalarStuff.DefaultEnum);
+        }
+
+        [FlatBuffersTestMethod]
+        public void TestScalarOptional_Construction_CreatorMethod() {
+            var fbb = new FlatBufferBuilder(1);
+
+            var offset = ScalarStuff.CreateScalarStuff(fbb,5,5,5,6,6,6,7,7,7,
+                8,8,8,9,9,9,10,10,10,11,11,11,12,12,12,13.0f,13.0f,13.0f,14.0,
+                14.0,14.0,true,true,false,OptionalByte.Two,OptionalByte.Two,
+                OptionalByte.Two);
+            ScalarStuff.FinishScalarStuffBuffer(fbb, offset);
+
+            ScalarStuff scalarStuff = ScalarStuff.GetRootAsScalarStuff(fbb.DataBuffer);
+            Assert.AreEqual((sbyte)5, scalarStuff.JustI8);
+            Assert.AreEqual((sbyte)5, scalarStuff.MaybeI8);
+            Assert.AreEqual((sbyte)5, scalarStuff.DefaultI8);
+            Assert.AreEqual((byte)6, scalarStuff.JustU8);
+            Assert.AreEqual((byte)6, scalarStuff.MaybeU8);
+            Assert.AreEqual((byte)6, scalarStuff.DefaultU8);
+
+            Assert.AreEqual((short)7, scalarStuff.JustI16);
+            Assert.AreEqual((short)7, scalarStuff.MaybeI16);
+            Assert.AreEqual((short)7, scalarStuff.DefaultI16);
+            Assert.AreEqual((ushort)8, scalarStuff.JustU16);
+            Assert.AreEqual((ushort)8, scalarStuff.MaybeU16);
+            Assert.AreEqual((ushort)8, scalarStuff.DefaultU16);
+
+            Assert.AreEqual((int)9, scalarStuff.JustI32);
+            Assert.AreEqual((int)9, scalarStuff.MaybeI32);
+            Assert.AreEqual((int)9, scalarStuff.DefaultI32);
+            Assert.AreEqual((uint)10, scalarStuff.JustU32);
+            Assert.AreEqual((uint)10, scalarStuff.MaybeU32);
+            Assert.AreEqual((uint)10, scalarStuff.DefaultU32);
+
+            Assert.AreEqual((long)11, scalarStuff.JustI64);
+            Assert.AreEqual((long)11, scalarStuff.MaybeI64);
+            Assert.AreEqual((long)11, scalarStuff.DefaultI64);
+            Assert.AreEqual((ulong)12, scalarStuff.JustU64);
+            Assert.AreEqual((ulong)12, scalarStuff.MaybeU64);
+            Assert.AreEqual((ulong)12, scalarStuff.DefaultU64);
+
+            Assert.AreEqual((float)13.0F, scalarStuff.JustF32);
+            Assert.AreEqual((float)13.0F, scalarStuff.MaybeF32);
+            Assert.AreEqual((float)13.0F, scalarStuff.DefaultF32);
+
+            Assert.AreEqual((double)14.0, scalarStuff.JustF64);
+            Assert.AreEqual((double)14.0, scalarStuff.MaybeF64);
+            Assert.AreEqual((double)14.0, scalarStuff.DefaultF64);
+
+            Assert.AreEqual(true, scalarStuff.JustBool);
+            Assert.AreEqual(true, scalarStuff.MaybeBool);
+            Assert.AreEqual(false, scalarStuff.DefaultBool);
+
+            Assert.AreEqual(OptionalByte.Two, scalarStuff.JustEnum);
+            Assert.AreEqual(OptionalByte.Two, scalarStuff.MaybeEnum);
+            Assert.AreEqual(OptionalByte.Two, scalarStuff.DefaultEnum);
         }
     }
 }