Commit Graph

299 Commits

Author SHA1 Message Date
water111
083202929c
[graphics] tfrag3 renderer (#978)
* begin work

* work

* working objs

* exporting

* it works

* before some time of day fixes

* add time of day interp and also fix zbuffer

* some small blending fixes

* improve randomess

* clean up extraction and missing blend mode

* culling, time of day, more level fixes

* more cleanup

* cleanup memory usage

* windows fix
2021-12-04 12:33:18 -05:00
ManDude
59d071eccb
[goos/goal] user profiles (#977)
* implement user profiles

* example usage!

* typo

* use a cond

* fix errors

* fixes

* fix potential commandline args disaster
2021-11-24 00:44:04 -05:00
Tyler Wilding
111af1ec19
decomp: finish the remainder of untouched gameplay code (#893)
* decomp: finish `sidekick`

* decomp: got a lot of `target` done

* decompiler: Add support for non power of 2 offsets for inline arr access

* decomp: finish `target` mostly

* decomp: finish `water`

* decomp: finished `robotboss-weapon`

* decomp: finish `robotboss-misc`

* decomp: finish the majority of `robotboss`

* blocked: `racer` has an issue around entering a state

* blocked: `target-racer` done mostly, but NYI case in one function

* blocked: `racer-states` mostly finished, but bitfield issue

* blocked: `billy` on state decomping

* blocked: `bully` on state decomping

* waiting: `rolling-lightning-mole` waiting on navigate for 2 funcs

* blocked: `rolling-robber` finished but `s6-1` issue

* blocked: `ogreboss` uint64's for types cant label load em!

* blocked: `mother-spider` state decompilation

* half-done `target-flut`

* blocked: `target-flut` some sort of new bitfield state

* some improvements in `racer-states` with my new-found knowledge

* progress: started on `target-death`

* blocked: `target-death` handle casts

* decomp: finish `collide-reaction-racer`

* blocked: `target-handler` handler forced to return `none`

* decomp: 99% of `target2` finished

* decomp: finish `target2`

* gsrc: update

* update post merge

* address feedback

* scripts: add script to detect decomp issues

* fix wide-spread `collide-shape` method missing arg

* some small things i changed from master

* address feedback

* fix typeconsistency issue
2021-11-24 00:33:10 -05:00
ManDude
25b0e1be7d
[decomp] collectables + works ingame! (#971)
* decomp: `collectables`

* fix types

* `powerups` and fixes

* fixes

* Merge branch 'pr/929' into d/temp/collectables

* fix collide stuff

* update things...

* update

* update

* temp bump global heap mem

* fix `defstate` hooks wrong/unnecessary sets & collide stuff for collectables

* dumb mistakes :)

* stub out broken process-drawable stuff

* update refs

* add `:no-inspect` key and save some memory & remove birth logs

* Update kmachine.h

* clang

* add citadel

* fix no-inspect key

* fix tests!!

* fix stupid mistake in `collide-shape-prim-sphere` alloc

* comment annoying print

* feedback

* fix edge-case probably

* remove `:no-inspect`s
2021-11-23 18:25:57 -05:00
ManDude
80a002f8c0
[decomp] entity birth (#964)
* make birthing work

* fix float representation on defskelgroup

* test

* update

* debugger improvements & dont upload aux sprites

* ?

* fix progress

* fixes

* fixes

* Create bea.gd

* fix test

* fix xmm reg clobbering in kernel (water)

* cleanup cam-start

* clear gamepad state every frame

* allow controller connects and disconnects while running
2021-11-15 19:05:28 -05:00
ManDude
ff50cf2552
improve debugger disasm, :sym-name and fix Windows builds (#959)
* improve debugger disasm, `:sym-name` and fix Windows builds

* >:(

* use this inline constexpr thing??

* fine use strings then

* please.... please work...

* fix windows debugger oopsie

* display rip as goal addr as well

* [debugger] attempt to backtrace even if landed on some garbage memory

* Update CMakePresets.json
2021-11-12 22:00:41 -05:00
water111
8846968963
[Debugger] windows debugger and process drawable (#953)
* Update assert.h

* stuff for `process-drawable` to work

* add windows code for debugger

* debugger attaches

* something works

* remove bad ideas

* `(:break)` works

* connection fixes

* fixes + update docs

* crates & `defskelgroup` macro

* clang

* update tests and a few types

* temp

* temp

* fix files

* game builds

* reverse TypeConsistency operation

* add eye stuff for merc art login

* add `(:sym-name)`

* oops

* add `--auto-dbg` option to gc args

* codacy

* improve robustness of dgo unpacker and objectfiledb reading

* `cavegeyserrock`

* hopefully fix linux

* windows FormatMessage weirdness?

* mutex fixes

* fix merge conflicts

Co-authored-by: ManDude <7569514+ManDude@users.noreply.github.com>
2021-10-31 11:01:15 -04:00
water111
d6f631383e
decomp more level stuff (#932)
* more level stuff

* vi1 to jun load working, with multiple skies

* small fixes

* add level ref test

* clang
2021-10-23 16:00:49 -04:00
water111
44626cfedd
fix issues and decompile racer-states (#924)
* fix issues and decompile racer-states

* type fix
2021-10-21 22:38:39 -04:00
water111
b7fe8447e2
[decomp] improve types around enter-state (#923)
* clean up

* restore hack
2021-10-20 20:55:25 -04:00
water111
18714ba536
[decomp] load boundaries (#922)
* mostly working

* fixes

* very small fixes

* fix tests

* clang
2021-10-20 19:49:32 -04:00
ManDude
0e96cdb6c5
[de/compiler] New text tool (#918)
* fix `citb-drop-plat` a bit and PAL `fisher`

* Clean up `pc-pad-utils`. Looks so clean!

* Increase process stacks by ~2x

* Convert `game_text` custom encoding to and from a readable one (UTF-8)

* clang

* add missing characters

* support all diacritic variants

* fix a character

* remaining cases

* fix tests

* fix memory leak?

* clang

* add custom characters w/ diacritics

* Update all-types.gc

* robustness

* minor bug

* move custom font decoding function to `FontUtils.cpp`

* Move valid source chars patching to Reader constructor
2021-10-19 00:02:18 -04:00
ManDude
caac740aff
[decomp] fisher and FIN.DGO (finalboss) level (#899)
* decomp `fisher`, `robotboss`, `light-eco`, `green-eco-lurker`, `sage-finalboss`, `robotboss-weapon`, `robotboss-misc`

* fixes

* add files

* add `:states` list to `deftype` and fix files

* test state forward decl's on a few more types

* also the refs

* add light-eco

* whatever
2021-10-16 14:06:33 -04:00
water111
7e91fc1f3c
another small state fix (#903) 2021-10-16 11:08:43 -04:00
water111
f87646e8ce
Small state fixes (#901)
* small fixes

* catch uncaught exception
2021-10-15 21:31:22 -04:00
water111
08e98b49c6
[goalc] improve reliability of debugger tests (#898)
* try fixing debugger test

* poke first

* debug print

* another try on debug prints

* start watcher after we did a break

* cleanup print statements, use sleep_for instead of usleep
2021-10-15 19:24:52 -04:00
water111
b2052016e2
[decomp] sky/time of day (#883)
* time of day

* goal code seems to work

* stars at wrong spot

* stars and sun work

* debugging clouds

* fix texture correction

* sky works

* cleanup, add profiler

* clean up

* final clean up

* offline tests

* missing include
2021-10-10 20:07:03 -04:00
water111
911a8e32a4
[decomp] minor type cleanup (#874)
* clean up some types

* clean up settings
2021-10-02 11:50:12 -04:00
water111
b1e987c42f
fix pointer set to #f in static (#864) 2021-09-28 22:20:45 -04:00
water111
f0ceea8b2e
[sparticle] 2d hud particles (#849)
* wip, taking a break to work on asm stuff first

* the goal code for sparticle

* mips2c the first sparticle asm function

* temp

* particle processing no longer crashing

* temp

* working texture cache for vi1 and hud textures

* sprites

* cleanup 1

* temp

* temp

* add zstd library

* temp

* working

* tests

* include fix

* uncomment

* better decomp of sparticle stuff, part 1

* update references
2021-09-26 11:41:58 -04:00
ManDude
d8e659df66
[decomp] flying-lurker (#846)
* `flying-lurker`

* why'd this get left behind?

* also `ambient` and add a `banned_objects` config and fix offline tests

* clang

* fix `ambient-type-sound`
2021-09-21 18:40:38 -04:00
water111
5683f04046
[decomp] handle handle->process inside an and (#851)
* fix the loader example

* improve compiler error message

* fix missing cast issue
2021-09-21 00:12:37 -04:00
water111
9fdbc2d974
[goalc] fix static array length (#836)
* fix static array length

* add some more small fixes
2021-09-08 18:49:49 -04:00
ManDude
89ccb8cbc7
[decomp] progress (#780)
* cleanup `main`

* whitespace

* start `progress` decomp pt1

* fill in more stuff

* Update label_types.jsonc

* run cheats

* clang

* make most of `progress` decompile

* `progress` pt 2

* [decompiler] support dynamic format strings

* Make `progress-draw` decompile and almost all `progress`

* make clang shut up

* fix unhandled format string

* fix `progress-draw`

* Update DecompilerTypeSystem.cpp

* fix?

* fixes

* fix a few functions

* make `language-enum`

* warn on weird floats

* fix minor pad bug

* dump stuff in `progress`

* make `progress-screen` enum

* progress progress

* update refs and fix stupid bug

* trying to get it to work

* it works!?

* disable sound functions

* fixes

* final touches

* tests

* tests

* add process allocations

* use the right register for windows

* another try for windows, counting is hard

* one more try

* use process allocations

Co-authored-by: water <awaterford111445@gmail.com>
2021-09-06 20:35:03 -04:00
water111
ac3092093c
fix really old compiler bug (#799) 2021-08-31 22:12:30 -04:00
water111
34e8afa0ee
get started on entity (#793) 2021-08-31 11:05:03 -04:00
water111
d9f9e076af
[decompiler] automatically label things when possible (#784)
* improve label system

* clean up menu

* debug menu working, still need to fix tests

* fix tests and clean up
2021-08-29 11:13:06 -04:00
water111
24fe2c78c0
[goalc] Address-to-line (#783)
* refactor debug info stuff before adding form to emit

* source mapping working for non-macro sourced forms

* support macros
2021-08-26 20:33:00 -04:00
water111
7a5562106e
Compiler performance improvements and error clean-up (#782)
* compiler cleanup and error improvement

* fix test
2021-08-24 22:15:26 -04:00
water111
403bb5f4de
[decomp] game-info (#779)
* support more process stuff

* more of game info

* add ref file

* progress on save
2021-08-22 20:12:47 -04:00
water111
97ab6a4e12
add support for non virtual states (#764)
* add support for non virtual states

* typecheck go

* start on virtual states

* more support for virtual states

* offline passes

* fix tests

* use behavior shortcut instead of lambda

* final cleanup of virtual go

* unused var warnings and fix inconsistent enum decompile order on win vs linux

* fix thread safety bug with goal symbol table and vif1 interrupt handler

* fix type mistake
2021-08-17 20:54:03 -04:00
water
5aa15afe29 decompile sprite-distort without vu1 stuff 2021-08-13 18:50:29 -04:00
water
d5f05f723e Merge branch 'master' of https://github.com/water111/jak-project into w/dma-for-font 2021-08-12 20:31:51 -04:00
water
d829db1da5 set u64 from float 2021-08-12 20:09:25 -04:00
water
688e291672 try to fix debugger issue 2021-08-11 21:40:58 -04:00
water
a65357642d fix debugger 2021-08-11 20:21:58 -04:00
water
21684bd104 misc bug fixes, now draw string generates dma data 2021-08-05 20:29:36 -04:00
water
821c2ab42a display loop runs 2021-08-04 21:30:08 -04:00
water111
4d76d2f11a
add get-enum-vals (#737) 2021-08-02 22:01:10 -04:00
water111
aa58d146c2
[goalc] register allocator v2 (#731)
* clean up allocator interface to be simpler

* working on functions without spills

* working for all

* fix missing includes for windows

* more windows includes

* initialize regs to zero so printing value unintiailized by game code is repeatable
2021-08-01 17:46:55 -04:00
ManDude
26c3fb65e9
make some macros for DMA stuff (#725)
* [compiler] allow infinite args for `logior`

* make some dma macros and use them on `display`

* [goos] add `string->symbol`

* make a sketchy macro

* fix tests

* `with-dma-bucket` and `dma-buffer-add-vector4w-2`

* cleanup `debug`

* cleanup `menu`

* go thru `texture` pt 1

* finish `texture`

* `sprite` pt 1

* `sprite` pt 2

* `generic`

* `gs` and `main`
2021-08-01 17:11:32 -04:00
Tyler Wilding
d317497c64
decomp: main-collide and support a bunch of new inline-asm operations (#673)
* decomp/goal-lib: Implement all fixed point macros

* decompiler/goalc: Support half-word and byte parallel extend ops

* decompiler/goalc: Support all parallel compare instructions

* decompiler/goalc: Wire up PPACH and parallel bitwise operations

* goalc: Add emitter tests

* decomp: finalize `main-collide`

* codacy lint
2021-07-27 19:57:14 -04:00
water111
eee8390ec0
support inline arrays on stack (#726) 2021-07-26 21:39:05 -04:00
water111
2b6684aa5c
[decompiler] Working toward bsp (#717)
* clean up

* before int to float stuff

* before trying to eliminate the separate read and write maps

* partial fix for register issues

* add missing include
2021-07-25 15:30:37 -04:00
water111
09c09ce35f
allow aliasing of registers in variables if we explictly ask for it (#711) 2021-07-22 20:14:08 -04:00
water111
ef011f4fe8
[goalc] add a build system (#704)
* add first attempt at build system

* fix stupid bug

* try again
2021-07-15 21:37:15 -04:00
water111
f6d5952498
[decompiler] handle nested conditionals and gotos better (#693)
* diff check

* try that again

* more small fixes
2021-07-11 21:59:27 -04:00
water111
0a9cc68a27
[decompiler] Use meters, degrees, and seconds (#689)
* use meters degrees and seconds

* update changelog
2021-07-11 18:19:41 -04:00
water111
656489e942
[decomp] Clean up - part 2 (#687)
* temp

* temp2

* basic case support

* working for or without else

* support more cases

* clean up to drawable headers

* ocean

* format json
2021-07-11 16:35:25 -04:00
water111
e251f8b2d9
Support Behaviors (#678)
* temp

* working, but type pass got really slow

* clean up

* changelog and flip order

* clean up and add tests

* fix zero size array

* handle lambdas correctly

* another windows fix
2021-07-04 16:54:07 -04:00
water111
784cd5debb
[decomp] get started on game info (#674)
* temp

* menu text

* wip

* recognize handle to process

* more
2021-07-03 16:18:41 -04:00
water111
6366068bc0
Support dir tpages (#671)
* support dir tpages

* fix warnings and bad return

* one more try

* revive the offline test script

* fix this null bug
2021-07-02 14:50:58 -04:00
water111
4bea175140
[decompiler/compiler] Fixes for task-control (#668)
* fix decompiler for task control

* support in compiler

* changelog

* typo
2021-07-01 21:38:19 -04:00
water111
fe5635227a
[compiler] print a backtrace as part of di (#658)
* print a backtrace as part of di

* missing include
2021-06-30 22:13:15 -04:00
water111
a81aef889a
Level load test (#656)
* tweaks for loading VI1

* temp

* clean up
2021-06-30 19:20:31 -04:00
water111
322a4ed9b2
Fix compiler crashes and improve return statements. (#652)
* fix a few small bugs

* fi

* fix merge conflict
2021-06-30 00:11:46 -04:00
ManDude
1af0f4a1a7
[decomp] most of level and some game loop functions + couple decomp… (#651)
* [decomp] most of `level` and some game loop functions + couple decompiler fixes

* add ART.CGO to fake-iso
2021-06-29 20:30:52 -04:00
water111
9433724bbd
another fix for forward declared types (#647) 2021-06-28 20:34:13 -04:00
water111
2ee48e08f3
Allow setting a field with partially defined field (#646)
* allow setting a field with partially defined field

* actually run the test
2021-06-28 19:20:36 -04:00
water111
2506325f30
fix cast bug (#640) 2021-06-27 22:23:27 -04:00
water111
bfc1173ed5
Clean up files in kernel (#625)
* clean up gcommon

* cleanup kernel
2021-06-25 17:55:50 -04:00
water111
4f8403d8e6
support type-ref (#613) 2021-06-20 12:59:39 -04:00
ManDude
46b83bda2a
[decomp] debug (#607)
* [decomp] `debug`

* shut up
2021-06-19 14:24:55 -04:00
water111
d79937fb62
Improve forward declaring types (#596)
* improve forward declare type

* display type differences

* make codacy happy
2021-06-15 21:03:55 -04:00
water111
0aa474f12b
[decomp] finish actor-link-h and a few more (#592)
* finish actor-link-h

* decompile files

* fix pp issue
2021-06-14 20:46:54 -04:00
water111
5b24e43143
Change syntax for boxed array to support different length and allocated-length (#568)
* change syntax for boxed array

* fix test and make the flava thing kind of work
2021-06-07 20:22:06 -04:00
water111
f516737cf7
[decompile] bsp-h (#562)
* decompile bsp-h

* a few more

* some more

* fix merge conflicts
2021-06-07 18:30:16 -04:00
ManDude
63821755e6
[compiler] add psize-of (#564) 2021-06-06 23:02:00 -04:00
Tyler Wilding
698d96cc4e
Decompilation: Next batch of files (#539)
* decomp: `collide-frag-h`

* decomp: `effect-control-h`

* decomp: `cam-update-h`

* decomp: `collide-func`

variable pass failed on ray-plane-intersect: invalid unordered_map<K, T> key

* decomp: `cylinder` with vector dot product issue

* decomp: `debug-sphere`

* decomp: `generic`

* decomp: fix `effect-control-h`

* scripts: improve decomp-next script

* decomp: Fix `debug-sphere` issues via type casting

* decomp: Add `collide-frag-h` to reference tests

* scripts: Add script to add a new reference test

* decomp: Add `cam-update-h` to reference tests

* goalc: Fix empty let removal issue

* decomp: Not adding cylinder to goal_src yet either

* decomp: Add `debug-sphere` to reference tests

* decomp: Attempt to finish `generic` but blocked by decomp issue

https://github.com/water111/jak-project/issues/563

* linting

* decomp: Resolve failing tests

* decomp: Address feedback
2021-06-06 23:01:30 -04:00
water111
a572587a0e
add types (#559) 2021-06-05 16:58:32 -04:00
water111
2851cae13b
[decompile] fact-h (#556)
* decompile fact-h

* fix unused var

* codacy again
2021-06-05 11:15:34 -04:00
water111
542edfb164
[compiler/decompiler] Take the address of a variable (#554)
* support taking the address of variables

* partially working stack variables

* implement type cast stuff

* remove final
2021-06-04 13:43:19 -04:00
ManDude
784119188c
[decomp] even more res (#529)
* [decomp] even more `res`

* [decompiler] make `logand` with pointers and constants return pointer

* [decomp] more work

* update offline tests

* fix tests(?)

* `*res-static-buf*`

* fixes

* fix reference

* [opengoal] make `logand` work directly with pointers

* [decomp] `inspect res-lump`

* use the inline methods

* don't use a math mode for pointers

* [compiler] allow optionally setting disassembly output file

* [x86 disasm] Keep casing consistent between instructions and offsets
2021-06-01 16:07:45 -04:00
water111
c4f44e265f
[decompiler] Better support for non-virtual methods (#543)
* fix up nonvirtual method calls and stack new method calls

* look at final in compiler too
2021-05-30 22:52:40 -04:00
water111
0f0902eabf
add config option for changing cond splitting behavior (#522) 2021-05-24 19:52:19 -04:00
water111
663b5c7899
[OpenGOAL] Support for 128-bit arguments and return values (WIP) (#510)
* xmm call and return working, needs some careful double checking and tests

* clean up and test
2021-05-20 20:12:49 -04:00
water111
a6258f3654
[compiler] support 128-bit bitfields (#500)
* support setting and accessing fields of a 128-bit bitfield

* remove print

* rework static constants

* support 128-bit bitfields as part of static structures

* dynamic construction
2021-05-18 21:25:29 -04:00
water111
79d10979da
[decomp] math-camera (#491)
* decompile math camera

* missing line
2021-05-15 20:08:08 -04:00
water111
d9f9d36f37
[OpenGOAL] make multiplication/divsion like GOAL and support in decompiler (#483)
* support in compiler

* multiplication in the decompiler

* update divisions
2021-05-14 18:43:12 -04:00
water111
0ab916e122
fix quote issue and decompile level-info (#474) 2021-05-12 21:57:19 -04:00
water111
433993074a
Clean up some errors/crashes in decompiler (#452)
* fix offline tests, clean up some warnings

* clean up warnings during decomp

* fix remaining crash issues
2021-05-11 16:43:13 -04:00
ManDude
1d72e79df8
[repl] Always reset runtime before disconnecting (#448) 2021-05-11 15:14:09 -04:00
ManDude
fef9b139d7
Force-enable assert on release mode Windows build (#440) 2021-05-10 23:03:56 -04:00
water111
0a6602e320
[Decompile] connect, text-h, settings-h, capture, memory-usage-h (#410)
* decompile stuff

* temp

* temp2

* fix

* temp

* preparing for merge

* working

* fix stupid format

* fix codacy
2021-05-05 17:38:16 -04:00
ManDude
7cb04c6cd5
[decomp] font-h, fix a vector type, minor decompiler fixes (#411)
* Make `:do-not-decompile` work on field lookup as well

* decompile `font-h` and update a vector type + minor fixes

* fix some types

* fix font-h

* fix font-h (again)

* update a script

* fixes

* Fix segfault

* Fix `PROT_NONE` page protection on windows
2021-05-01 21:09:48 -04:00
water111
7018827a50
decompile display (#408) 2021-05-01 15:51:53 -04:00
Tyler Wilding
7c182db7ea
Compiler: Auto-generate inspect methods for bitfields (#407)
* goalc: Auto-generate inspect methods for bitfields

* goalc: Don't generate inspect methods for 128-bit bitfields
2021-05-01 15:29:56 -04:00
Tyler Wilding
44fa183922
repl: Add auto-listening capabilities -auto-lt (#405)
Closes #403
2021-05-01 10:33:41 -04:00
water111
70d93354eb
[Decompile] file-io, loader-h, texture-h, level-h, math-camera-h (#397)
* file-io and loader-h

* add test for level-h

* math camera-h
2021-04-28 20:51:17 -04:00
water111
14028b90bc
[Decompile] vector.gc (finally) (#394)
* support psubw

* do half of vector

* rest of vector

* add test

* format
2021-04-28 17:14:54 -04:00
water111
3d2ca71fe3
[Decompile] pad and gs (#389)
* update stuff

* gs reference added

* update config
2021-04-26 21:40:08 -04:00
water111
2002db359a
[Decompiler] WIP: Stack Spills (#382)
* set up types

* cleaned up type analysis and got things working through atomic ops

* expression working, need types

* improved types and names

* getting close

* finish up dma-disasm

* fix
2021-04-25 14:48:54 -04:00
water111
0b8a878533
[Compiler] Fix branch targets in disassembly (#379)
* fix diassembly

* update changelog

* fix exit crash

* doc
2021-04-23 15:07:22 -04:00
water111
060b125324
[Compiler/Decompiler] Better support for Bitfield and Enum types (#374)
* compiler fixes, a decent amount of decompiler stuff is working too

* more support in decompiler, fix some casts

* decompile static data too
2021-04-22 19:08:58 -04:00
ManDude
0560136f08
Allow enum names to serve as types (using the enum's type) (#372)
* Allow enum names to serve as types (using the enum's type)

* Formatting

* add doc to `get_enum_type_name`

* Ban enum forward-declaring, and remove unneeded checks
2021-04-19 20:29:38 -04:00
water111
c09e18f3a7
Fix stack new and add size-of to compiler (#370)
* make decompiler output stack-no-clear

* add size-of
2021-04-18 19:51:15 -04:00
water111
9867155e7c
[Decompiler] More support for bitfields (#363)
* temp

* initial support for dynamic bitfields

* some more progress on display

* dma-buffer good

* small fixes
2021-04-17 18:35:50 -04:00
water111
a863542fa3
[Compiler] Support dynamically constructed bitfields (#354)
* support dynamic bitfields

* update doc
2021-04-11 19:21:49 -04:00
water111
9969445cf7
[Decomp] Math library: transform and quaternion (#344)
* decompile transform

* types for quaternion

* part of quaternion

* finish quaternion

* fix offline test reference

* wip fix to let issue

* fix
2021-04-02 11:35:14 -04:00
water111
0a76e6e157
[Decompiler] Make matrix decompile (#341)
* small fixes

* update

* add instructions

* finish matrix

* add matrix test cases
2021-03-28 20:26:30 -04:00