Re: [Tarantool-patches] [PATCH 4/4] test: enable luajit-tap:lj-flush-on-trace tests

[Igor Munkin <imun@tarantool.org>]

Vlad,

Thanks for your review!

On 05.04.20, Vladislav Shpilevoy wrote:
> >  if (NOT ${PROJECT_BINARY_DIR} STREQUAL ${PROJECT_SOURCE_DIR})
> > diff --git a/test/app-tap/lj-flush-on-trace.test.lua b/test/app-tap/lj-flush-on-trace.test.lua
> > new file mode 100755
> > index 000000000..70b7bd9a2
> > --- /dev/null
> > +++ b/test/app-tap/lj-flush-on-trace.test.lua
> > @@ -0,0 +1,30 @@
> > +#!/usr/bin/env tarantool
> > +
> > +local tap = require('tap')
> > +
> > +local test = tap.test('lj-flush-on-trace')
> > +
> > +local cmd = string.gsub(
> > +  'LUA_CPATH=$/?.so LD_LIBRARY_PATH=$ tarantool 2>&1 $/test.lua %d %d',
> > +  '%$', os.getenv('BUILDDIR') .. '/test/luajit-tap/lj-flush-on-trace')
> > +
> > +local checks = {
> > +  { hotloop = 1, trigger = 1, success = true  },
> > +  { hotloop = 1, trigger = 2, success = false },
> > +}
> > +
> > +test:plan(#checks)
> > +
> > +for _, ch in pairs(checks) do
> > +  local res
> > +  local proc = io.popen(cmd:format(ch.hotloop, ch.trigger))
> > +  for s in proc:lines('*l') do res = s end
> > +  assert(res, 'proc:lines failed')
> 
> This file is exactly the same as the other file for running a
> luajit test in the previous commit. I propose you to move this to
> a separate file, which would provide API to run arbitrary test via
> io.popen. Unless this won't be dropped if you find a way to make
> the new luajit tests runable via test-run as is.

Sounds rational. They are not the same but quite similar (the difference
is only in the result values). I guess I can do it in scope of #4862[1]
if you're OK with it.

> 
> > +  if ch.success then
> > +    test:is(res, 'OK')
> > +  else
> > +    test:is(res, 'JIT mode change is detected while executing the trace')
> > +  end
> > +end
> > +
> > +os.exit(test:check() and 0 or 1)
> > 

[1]: https://github.com/tarantool/tarantool/issues/4862

-- 
Best regards,
IM