commit - 7b7d44f7459bc3df92143f6c4cac0bb415557a79
commit + ba249cc8f592e9e64a2e6eee6fdf19e7cb89f7db
blob - c77d78d7ba2036d8143a78ae6194e8968952fc64
blob + bee19624f75fba5f5ea998fda73c940a4beef6fd
--- test/app-luatest/gh_8083_fatal_signal_handler_test.lua
+++ test/app-luatest/gh_8083_fatal_signal_handler_test.lua
@@ -1,15 +1,15 @@
+local fio = require('fio')
 local t = require('luatest')
 
 local g = t.group('gh-8083', {{errinj = 'ERRINJ_SIGILL_MAIN_THREAD'},
                               {errinj = 'ERRINJ_SIGILL_NONMAIN_THREAD'}})
 
 g.before_each(function(cg)
-    local server = require('luatest.server')
-    cg.server = server:new({alias = 'master'})
+    cg.tempdir = fio.tempdir()
 end)
 
 g.after_each(function(cg)
-    cg.server:drop()
+    fio.rmtree(cg.tempdir)
 end)
 
 -- Check that forked Tarantool creates a crash report on the illegal instruction
@@ -24,7 +24,7 @@ g.test_fatal_signal_handler = function(cg)
     -- Use `cd' and `shell = true' due to lack of cwd option in popen (gh-5633),
     -- `feedback_enabled = false' to avoid forking for sending feedback.
     local fmt = 'cd %s && %s -e "box.cfg{feedback_enabled = false} os.exit()"'
-    local cmd = string.format(fmt, cg.server.workdir, tarantool_exe)
+    local cmd = string.format(fmt, cg.tempdir, tarantool_exe)
     local ph = popen.new({cmd}, {stderr = popen.opts.PIPE, env = tarantool_env,
                                  shell = true})
     t.assert(ph)
blob - d2af12d04e4672cde97b8bfb0497d414306e44d9
blob + 4b76ce5bfbcb12d47fd4874ba390e587824cde26
--- test/app-luatest/gh_8445_crash_during_crash_report_test.lua
+++ test/app-luatest/gh_8445_crash_during_crash_report_test.lua
@@ -1,13 +1,13 @@
+local fio = require('fio')
 local t = require('luatest')
 local g = t.group('gh-8445')
 
-g.before_all(function(cg)
-    local server = require('luatest.server')
-    cg.server = server:new({alias = 'gh-8445'})
+g.before_each(function(cg)
+    cg.tempdir = fio.tempdir()
 end)
 
-g.after_all(function(cg)
-    cg.server:drop()
+g.after_each(function(cg)
+    fio.rmtree(cg.tempdir)
 end)
 
 -- Check that forked Tarantool doesn't crash when preparing a crash report.
@@ -17,7 +17,7 @@ g.test_crash_during_crash_report = function(cg)
 
     -- Use `cd' and `shell = true' due to lack of cwd option in popen (gh-5633).
     local exe = arg[-1]
-    local dir = cg.server.workdir
+    local dir = cg.tempdir
     local cmd = [[
         cd %s && %s -e "box.cfg{} require('log').info('pid = ' .. box.info.pid)"
     ]]
blob - 345fc57b855a3630e225d0ac607dadac874e2bd0
blob + aac59814f05e074c02d06b9f4cda5651bcdb7088
--- test/box-luatest/gh_7434_yield_in_on_shutdown_trigger_test.lua
+++ test/box-luatest/gh_7434_yield_in_on_shutdown_trigger_test.lua
@@ -10,15 +10,18 @@ local script = os.getenv('SOURCEDIR') .. '/test/box-lu
 local output_file
 
 g.before_all(function(cg)
-    local server = require('luatest.server')
-    cg.server = server:new({alias = 'master'})
-    output_file = cg.server.workdir .. '/on_shutdown_completed.txt'
+    cg.tempdir = fio.tempdir()
+    output_file = cg.tempdir .. '/on_shutdown_completed.txt'
 end)
 
 g.after_each(function()
     os.remove(output_file)
 end)
 
+g.after_all(function(cg)
+    fio.rmtree(cg.tempdir)
+end)
+
 -- Shutdown by reaching the end of the script
 g.test_finish = function()
     local ph = popen.new({tarantool, script, output_file})