[Tarantool-patches] [PATCH luajit 3/3] test: adapt Lua 5.1 test suite for Tarantool

Sergey Ostanevich sergos at tarantool.org
Sat Mar 13 22:07:05 MSK 2021


Hi!

Thanks for the patch!

LGTM.

Sergos.

> On 12 Mar 2021, at 08:36, Sergey Kaplun <skaplun at tarantool.org> wrote:
> 
> In some insignificant details Tarantool's behaviour is not the same
> as the behaviour of Lua 5.1.
> 
> `progname` is not edged by '"' to be able run other test suites.
> 
> Tests in the following files are disabled with corresponding comments:
> * gc.lua
> * main.lua
> * pm.lua
> 
> See full list of disabled tests to adapt in
> https://github.com/tarantool/tarantool/issues/5870.
> 
> Tests in the following files are adapted for testing with Tarantool's
> out-of-source build:
> * all.lua
> * verybig.lua
> 
> Part of tarantool/tarantool#5845
> Part of tarantool/tarantool#4473
> ---
> test/PUC-Lua-5.1-tests/CMakeLists.txt |  3 +++
> test/PUC-Lua-5.1-tests/all.lua        | 16 ++++++++++++----
> test/PUC-Lua-5.1-tests/gc.lua         |  9 ++++++---
> test/PUC-Lua-5.1-tests/main.lua       | 24 +++++++++++++++++-------
> test/PUC-Lua-5.1-tests/pm.lua         |  6 +++++-
> test/PUC-Lua-5.1-tests/verybig.lua    |  4 +++-
> 6 files changed, 46 insertions(+), 16 deletions(-)
> 
> diff --git a/test/PUC-Lua-5.1-tests/CMakeLists.txt b/test/PUC-Lua-5.1-tests/CMakeLists.txt
> index 08bee36..1249cab 100644
> --- a/test/PUC-Lua-5.1-tests/CMakeLists.txt
> +++ b/test/PUC-Lua-5.1-tests/CMakeLists.txt
> @@ -82,6 +82,9 @@ add_custom_command(TARGET PUC-Lua-5.1-tests
>     # LUA_INIT="package.path='?\;'..package.path"
>     # So use less preferable way for tests.
>     LUA_PATH="${LUA_PATH}\;\;"
> +    # XXX: Adapt to run test on readonly file systems
> +    # with loadfile(CUR_SOURCE_DIR..filename).
> +    CUR_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR}
>     ${LUAJIT_TEST_COMMAND} ${TEST_RUNNER}
>   WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
> )
> diff --git a/test/PUC-Lua-5.1-tests/all.lua b/test/PUC-Lua-5.1-tests/all.lua
> index 8c4afac..52a6235 100755
> --- a/test/PUC-Lua-5.1-tests/all.lua
> +++ b/test/PUC-Lua-5.1-tests/all.lua
> @@ -58,9 +58,13 @@ end
> --
> -- redefine dofile to run files through dump/undump
> --
> -dofile = function (n)
> +-- Adapt test for testing with Tarantool's out-of-source build
> +-- on read only file system. CUR_SOURCE_DIR is set via CMake.
> +local path_to_sources = os.getenv('CUR_SOURCE_DIR')..'/'
> +dofile = function (n, prefix)
> +  local pr = prefix or path_to_sources
>   showmem()
> -  local f = assert(loadfile(n))
> +  local f = assert(loadfile(pr..n))
>   local b = string.dump(f)
>   f = assert(loadstring(b))
>   return f()
> @@ -77,7 +81,9 @@ do
>   end
> end
> 
> -local f = assert(loadfile('gc.lua'))
> +-- Adapt test for testing with Tarantool's out-of-source build
> +-- on read only file system.
> +local f = assert(loadfile(path_to_sources..'gc.lua'))
> f()
> dofile('db.lua')
> assert(dofile('calls.lua') == deep and deep)
> @@ -88,7 +94,9 @@ assert(dofile('locals.lua') == 5)
> dofile('constructs.lua')
> dofile('code.lua')
> do
> -  local f = coroutine.wrap(assert(loadfile('big.lua')))
> +  -- Adapt test for testing with Tarantool's out-of-source build
> +  -- on read only file system.
> +  local f = coroutine.wrap(assert(loadfile(path_to_sources..'big.lua')))
>   assert(f() == 'b')
>   assert(f() == 'a')
> end
> diff --git a/test/PUC-Lua-5.1-tests/gc.lua b/test/PUC-Lua-5.1-tests/gc.lua
> index b767104..6c4097a 100644
> --- a/test/PUC-Lua-5.1-tests/gc.lua
> +++ b/test/PUC-Lua-5.1-tests/gc.lua
> @@ -128,9 +128,12 @@ do
>     local a = {}
>   until gcinfo() > 1000
>   collectgarbage"restart"
> -  repeat
> -    local a = {}
> -  until gcinfo() < 1000
> +  -- Tarantool has too much objects at start.
> +  -- gcinfo() is always greater than 1000.
> +  -- Test is disabled for Tarantool binary.
> +  -- repeat
> +  --   local a = {}
> +  -- until gcinfo() < 1000
> end
> 
> lim = 15
> diff --git a/test/PUC-Lua-5.1-tests/main.lua b/test/PUC-Lua-5.1-tests/main.lua
> index 12f3981..69eb5db 100644
> --- a/test/PUC-Lua-5.1-tests/main.lua
> +++ b/test/PUC-Lua-5.1-tests/main.lua
> @@ -11,7 +11,7 @@ out = os.tmpname()
> do
>   local i = 0
>   while arg[i] do i=i-1 end
> -  progname = '"'..arg[i+1]..'"'
> +  progname = arg[i+1]
> end
> print(progname)
> 
> @@ -50,8 +50,10 @@ end
> -- test 2 files
> prepfile("print(1); a=2")
> prepfile("print(a)", otherprog)
> -RUN("lua -l %s -l%s -lstring -l io %s > %s", prog, otherprog, otherprog, out)
> -checkout("1\n2\n2\n")
> +-- Test is disabled for Tarantool binary.
> +-- See https://github.com/tarantool/tarantool/issues/5747.
> +-- RUN("lua -l %s -l%s -lstring -l io %s > %s", prog, otherprog, otherprog, out)
> +-- checkout("1\n2\n2\n")
> 
> local a = [[
>   assert(table.getn(arg) == 3 and arg[1] == 'a' and
> @@ -63,7 +65,10 @@ local a = [[
> ]]
> a = string.format(a, progname)
> prepfile(a)
> -RUN('lua "-e " -- %s a b c', prog)
> +-- Tarantool has different command line argument parsing.
> +-- For example it always set itself as arg[-1].
> +-- Test is disabled for Tarantool binary.
> +-- RUN('lua "-e " -- %s a b c', prog)
> 
> -- test 'arg' availability in libraries
> -- LuaJIT v2.1.0-beta3 has extension from Lua 5.3:
> @@ -85,8 +90,10 @@ prepfile[[print(({...})[30])]]
> RUN("lua %s %s > %s", prog, string.rep(" a", 30), out)
> checkout("a\n")
> 
> -RUN([[lua "-eprint(1)" -ea=3 -e "print(a)" > %s]], out)
> -checkout("1\n3\n")
> +-- Test is disabled for Tarantool binary.
> +-- See https://github.com/tarantool/tarantool/issues/5747.
> +-- RUN([[lua "-eprint(1)" -ea=3 -e "print(a)" > %s]], out)
> +-- checkout("1\n3\n")
> 
> prepfile[[
>   print(
> @@ -177,7 +184,10 @@ assert(not os.remove(out))
> 
> RUN("lua -v")
> 
> -NoRun("lua -h")
> +-- Tarantool returns zero status at exit with -h option, unlike
> +-- Lua does.
> +-- Test is disabled for Tarantool binary.
> +-- NoRun("lua -h")
> NoRun("lua -e")
> NoRun("lua -e a")
> NoRun("lua -f")
> diff --git a/test/PUC-Lua-5.1-tests/pm.lua b/test/PUC-Lua-5.1-tests/pm.lua
> index 366a31c..6e1b403 100644
> --- a/test/PUC-Lua-5.1-tests/pm.lua
> +++ b/test/PUC-Lua-5.1-tests/pm.lua
> @@ -207,7 +207,11 @@ function rev (s)
> end
> 
> local x = string.rep('012345', 10)
> -assert(rev(rev(x)) == x)
> +-- The first Tarantool's fiber has only 512Kb of stack.
> +-- It is not enough for this recursive call.
> +-- See also https://github.com/tarantool/tarantool/issues/5782.
> +-- Test is disabled for Tarantool binary.
> +-- assert(rev(rev(x)) == x)
> 
> 
> -- gsub with tables
> diff --git a/test/PUC-Lua-5.1-tests/verybig.lua b/test/PUC-Lua-5.1-tests/verybig.lua
> index 59e0142..bfb95df 100644
> --- a/test/PUC-Lua-5.1-tests/verybig.lua
> +++ b/test/PUC-Lua-5.1-tests/verybig.lua
> @@ -93,7 +93,9 @@ for s in string.gmatch(prog, "$([^$]+)") do
>   if not n then io.write(s) else F[n]() end
> end
> io.close()
> -result = dofile(file)
> +-- Adapt test for testing with Tarantool's out-of-source build
> +-- on read only file system.
> +result = dofile(file, "")
> assert(os.remove(file))
> print'OK'
> return result
> -- 
> 2.28.0
> 



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