[tarantool-patches] Re: [PATCH] test: fix box/on_shutdown flakiness

[Serge Petrenko <sergepetrenko@tarantool.org>]

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Serge Petrenko
sergepetrenko@tarantool.org




> 26 июня 2019 г., в 19:04, Serge Petrenko <sergepetrenko@tarantool.org> написал(а):
> 
> Resend for the mailing list
> --
> Serge Petrenko
> sergepetrenko@tarantool.org <mailto:sergepetrenko@tarantool.org>
> 
> 
> 
> 
>> 26 июня 2019 г., в 19:02, Serge Petrenko <sergepetrenko@tarantool.org <mailto:sergepetrenko@tarantool.org>> написал(а):
>> 
>> Replace prints that indicate on_shutdown trigger execution with
>> log.warn, which is more reliable. This eliminates occasional test
>> failures. Also instead of waiting for the server to start and executing
>> grep_log, wait for the desired log entries to appear with wait_log.
>> 
>> Closes #4134
>> ---
>> https://github.com/tarantool/tarantool/issues/4134 <https://github.com/tarantool/tarantool/issues/4134>
>> https://github.com/tarantool/tarantool/tree/sp/gh-4134-on-shutdown-test
>> 
>> test/box/on_shutdown.result   | 20 +++++++++++++-------
>> test/box/on_shutdown.test.lua | 16 +++++++++-------
>> 2 files changed, 22 insertions(+), 14 deletions(-)
>> 
>> diff --git a/test/box/on_shutdown.result b/test/box/on_shutdown.result
>> index 4992b7de6..ccbdf45cb 100644
>> --- a/test/box/on_shutdown.result
>> +++ b/test/box/on_shutdown.result
>> @@ -1,19 +1,22 @@
>> env = require('test_run')
>> ---
>> ...
>> +log = require('log')
>> +---
>> +...
>> test_run = env.new()
>> ---
>> ...
>> --
>> -- gh-1607: on_shutdown triggers.
>> --
>> -f = function() print('on_shutdown 1') end
>> +f = function() log.warn('on_shutdown 1') end
>> ---
>> ...
>> -g = function() print('on_shutdown 2') end
>> +g = function() log.warn('on_shutdown 2') end
>> ---
>> ...
>> -h = function() print('on_shutdown 3') end
>> +h = function() log.warn('on_shutdown 3') end
>> ---
>> ...
>> -- Check that on_shutdown triggers may yield
>> @@ -31,7 +34,7 @@ trig = function()
>>     box.schema.space.create("shutdown")
>>     box.space.shutdown:create_index("pk")
>>     box.space.shutdown:insert{1,2,3}
>> -    print('on_shutdown 4')
>> +    log.warn('on_shutdown 4')
>> end;
>> ---
>> ...
>> @@ -52,8 +55,8 @@ _ = box.ctl.on_shutdown(h, g)
>> _ = box.ctl.on_shutdown(trig)
>> ---
>> ...
>> -test_run:cmd('restart server default')
>> -test_run:grep_log('default', 'on_shutdown 1', nil, {noreset=true})
>> +test_run:cmd('restart server default with wait=False')
>> +test_run:wait_log('default', 'on_shutdown 1', nil, 30, {noreset=true})
>> ---
>> - on_shutdown 1
>> ...
>> @@ -108,7 +111,10 @@ test_run:cmd("switch test")
>> ---
>> - true
>> ...
>> -_ = box.ctl.on_shutdown(function() print("on_shutdown 5") end)
>> +log = require('log')
>> +---
>> +...
>> +_ = box.ctl.on_shutdown(function() log.warn("on_shutdown 5") end)
>> ---
>> ...
>> -- Check that we don't hang infinitely after os.exit()
>> diff --git a/test/box/on_shutdown.test.lua b/test/box/on_shutdown.test.lua
>> index 9c3726dce..2a9143404 100644
>> --- a/test/box/on_shutdown.test.lua
>> +++ b/test/box/on_shutdown.test.lua
>> @@ -1,12 +1,13 @@
>> env = require('test_run')
>> +log = require('log')
>> test_run = env.new()
>> 
>> --
>> -- gh-1607: on_shutdown triggers.
>> --
>> -f = function() print('on_shutdown 1') end
>> -g = function() print('on_shutdown 2') end
>> -h = function() print('on_shutdown 3') end
>> +f = function() log.warn('on_shutdown 1') end
>> +g = function() log.warn('on_shutdown 2') end
>> +h = function() log.warn('on_shutdown 3') end
>> -- Check that on_shutdown triggers may yield
>> -- and perform some complicated actions.
>> fiber = require('fiber')
>> @@ -17,7 +18,7 @@ trig = function()
>>     box.schema.space.create("shutdown")
>>     box.space.shutdown:create_index("pk")
>>     box.space.shutdown:insert{1,2,3}
>> -    print('on_shutdown 4')
>> +    log.warn('on_shutdown 4')
>> end;
>> test_run:cmd("setopt delimiter ''");
>> _ = box.ctl.on_shutdown(f)
>> @@ -25,8 +26,8 @@ _ = box.ctl.on_shutdown(g)
>> -- Check that replacing triggers works
>> _ = box.ctl.on_shutdown(h, g)
>> _ = box.ctl.on_shutdown(trig)
>> -test_run:cmd('restart server default')
>> -test_run:grep_log('default', 'on_shutdown 1', nil, {noreset=true})
>> +test_run:cmd('restart server default with wait=False')
>> +test_run:wait_log('default', 'on_shutdown 1', nil, 30, {noreset=true})
>> test_run:grep_log('default', 'on_shutdown 2', nil, {noreset=true})
>> test_run:grep_log('default', 'on_shutdown 3', nil, {noreset=true})
>> test_run:grep_log('default', 'on_shutdown 4', nil, {noreset=true})
>> @@ -43,7 +44,8 @@ test_run:cmd("stop server test")
>> require("fio").unlink(logfile)
>> test_run:cmd("start server test")
>> test_run:cmd("switch test")
>> -_ = box.ctl.on_shutdown(function() print("on_shutdown 5") end)
>> +log = require('log')
>> +_ = box.ctl.on_shutdown(function() log.warn("on_shutdown 5") end)
>> -- Check that we don't hang infinitely after os.exit()
>> -- even if the following code doesn't yield.
>> fiber = require("fiber")
>> -- 
>> 2.20.1 (Apple Git-117)
>> 
> 


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