Hi, Sergey!

thanks for the patch!

see comments below

On 1/19/24 14:32, Sergey Kaplun wrote:
> This patch names all subtests and includes the test in <index>.
> The test with calls with 10 arguments with sizes less than 8 bits are
> dummy for M1. This suite lacks a mechanism to skip subtests satisfying
> complicated conditions, so it is done manually by the corresponding `if`
> check.
>
> Part of tarantool/tarantool#9398
> ---
>   test/LuaJIT-tests/lib/ffi/ffi_callback.lua | 33 +++++++++++-----------
>   test/LuaJIT-tests/lib/ffi/index            |  1 +
>   2 files changed, 18 insertions(+), 16 deletions(-)
>
> diff --git a/test/LuaJIT-tests/lib/ffi/ffi_callback.lua b/test/LuaJIT-tests/lib/ffi/ffi_callback.lua
> index 1fd14bd0..253bf1d9 100644
> --- a/test/LuaJIT-tests/lib/ffi/ffi_callback.lua
> +++ b/test/LuaJIT-tests/lib/ffi/ffi_callback.lua
> @@ -6,7 +6,7 @@ void qsort(void *base, size_t nmemb, size_t size,
>   	   int (*compar)(const uint8_t *, const uint8_t *));
>   ]]
>   
> -do
> +do --- blacklisted callback

first letter should be uppercase and dot is missed in a comment, right?

here and below

>     local cb = ffi.cast("int (*)(int, int, int)", function(a, b, c)
>       return a+b+c
>     end)
> @@ -19,7 +19,7 @@ do
>     end
>   end
>   
> -do
> +do --- cast to function
>     assert(ffi.cast("int64_t (*)(int64_t, int64_t, int64_t)", function(a, b, c)
>         return a+b+c
>       end)(12345678901234567LL, 70000000000000001LL, 10000000909090904LL) ==
> @@ -37,11 +37,13 @@ do
>         return a+b+c
>       end)(7.125, -123.25, 9999.33) == 9883.205078125)
>   
> -  assert(ffi.cast("int (*)(int, int, int, int, int, int, int, int, int, int)",
> -    function(a, b, c, d, e, f, g, h, i, j)
> -      return a+b+c+d+e+f+g+h+i+j
> -    end)(-42, 17, 12345, 9987, -100, 11, 51, 0x12345678, 338, -78901234) ==
> -    -42+17+12345+9987-100+11+51+0x12345678+338-78901234)
> +  if not (jit.os == "OSX" and jit.arch == "arm64") then -- NYI
> +    assert(ffi.cast("int (*)(int, int, int, int, int, int, int, int, int, int)",
> +      function(a, b, c, d, e, f, g, h, i, j)
> +        return a+b+c+d+e+f+g+h+i+j
> +      end)(-42, 17, 12345, 9987, -100, 11, 51, 0x12345678, 338, -78901234) ==
> +      -42+17+12345+9987-100+11+51+0x12345678+338-78901234)

My eyes are bleeding I can't read anymore...

Why you cannot add more whitespaces to expressions?


> +  end
>   
>     assert(ffi.cast("double (*)(double, double, double, double, double, double, double, double, double, double)",
>       function(a, b, c, d, e, f, g, h, i, j)
> @@ -51,7 +53,7 @@ do
>   end
>   
>   -- Target-specific tests.
> -if jit.arch == "x86" then
> +do --- cast with fastcall attribute +x86
>     assert(ffi.cast("__fastcall int (*)(int, int, int)", function(a, b, c)
>         return a+b+c
>       end)(10, 99, 13) == 122)
> @@ -67,8 +69,7 @@ if jit.arch == "x86" then
>       12345678901234567LL+12345+989797123)
>   end
>   
> --- Error handling.
> -do
> +do --- error handling
>     local function f()
>       return
>     end -- Error for result conversion triggered here.
> @@ -84,7 +85,7 @@ do
>     assert(pcall(ffi.cast("int (*)(int,int,int,int, int,int,int,int, int)", function() error("test") end), 1,1,1,1, 1,1,1,1, 1) == false)
>   end
>   
> -do
> +do --- qsort
>     local function cmp(pa, pb)
>       local a, b = pa[0], pb[0]
>       if a < b then
> @@ -102,7 +103,7 @@ do
>     for i=0,254 do assert(arr[i] <= arr[i+1]) end
>   end
>   
> -if ffi.abi"win" then
> +do --- EnumWindows +windows
>     ffi.cdef[[
>     typedef int (__stdcall *WNDENUMPROC)(void *hwnd, intptr_t l);
>     int EnumWindows(WNDENUMPROC func, intptr_t l);
> @@ -123,7 +124,7 @@ if ffi.abi"win" then
>     assert(count > 10)
>   end
>   
> -do
> +do --- cb.free cb.set
>     local cb = ffi.cast("int(*)(void)", function() return 1 end) assert(cb() == 1) cb:free() @@ -136,7 
> +137,7 @@ do assert(cb() == 3) end -do +do --- compiled free of 
> function local ft = ffi.typeof("void(*)(void)")
>     local function f() end
>     local t = {}
> @@ -146,11 +147,11 @@ do
>     end
>   end
>   
> -do
> +do --- string.byte
>     assert(ffi.cast("int (*)()", function() return string.byte"A" end)() == 65)
>   end
>   
> -do
> +do --- debug.traceback debug.sethook
>     local f = ffi.cast("void (*)(void)", function() debug.traceback() end)
>     debug.sethook(function() debug.sethook(nil, "", 0); f() end, "", 1)
>     local x
> diff --git a/test/LuaJIT-tests/lib/ffi/index b/test/LuaJIT-tests/lib/ffi/index
> index 599a0182..9a22104a 100644
> --- a/test/LuaJIT-tests/lib/ffi/index
> +++ b/test/LuaJIT-tests/lib/ffi/index
> @@ -5,6 +5,7 @@ err.lua
>   ffi_arith_ptr.lua
>   ffi_bitfield.lua
>   ffi_call.lua
> +ffi_callback.lua
>   istype.lua
>   jit_array.lua
>   jit_complex.lua