[Tarantool-patches] [PATCH] test: fix flaky join_vclock test

[Ilya Kosarev]

Under high load we might need to wait for all tuples to get to replica.
With applied fixes join_vclock test is not fragile anymore.

Closes #4160
---
Branch: https://github.com/tarantool/tarantool/tree/i.kosarev/gh-4160-fix-join-vclock-test
Issue: https://github.com/tarantool/tarantool/issues/4160

 test/replication/join_vclock.result   | 5 +----
 test/replication/join_vclock.test.lua | 3 +--
 test/replication/suite.ini            | 1 -
 3 files changed, 2 insertions(+), 7 deletions(-)

diff --git a/test/replication/join_vclock.result b/test/replication/join_vclock.result
index a9781073d44..eb05f1f1a02 100644
--- a/test/replication/join_vclock.result
+++ b/test/replication/join_vclock.result
@@ -67,10 +67,7 @@ test_run:cmd("switch replica1")
 ---
 - true
 ...
-cnt = box.space.test.index[0]:count()
----
-...
-box.space.test.index.primary:max()[1] == cnt - 1
+test_run:wait_cond(function() return box.space.test.index.primary:max()[1] == box.space.test.index.primary:count() - 1 end, 10)
 ---
 - true
 ...
diff --git a/test/replication/join_vclock.test.lua b/test/replication/join_vclock.test.lua
index 0b60dffc2c0..08c3a26442b 100644
--- a/test/replication/join_vclock.test.lua
+++ b/test/replication/join_vclock.test.lua
@@ -26,8 +26,7 @@ ch:get()
 
 errinj.set("ERRINJ_RELAY_FINAL_SLEEP", false)
 test_run:cmd("switch replica1")
-cnt = box.space.test.index[0]:count()
-box.space.test.index.primary:max()[1] == cnt - 1
+test_run:wait_cond(function() return box.space.test.index.primary:max()[1] == box.space.test.index.primary:count() - 1 end, 10)
 test_run:cmd("switch default")
 
 replica_set.drop_all(test_run)
diff --git a/test/replication/suite.ini b/test/replication/suite.ini
index 384dac677ea..ed1de31405e 100644
--- a/test/replication/suite.ini
+++ b/test/replication/suite.ini
@@ -12,7 +12,6 @@ long_run = prune.test.lua
 is_parallel = True
 pretest_clean = True
 fragile = errinj.test.lua            ; gh-3870
-          join_vclock.test.lua       ; gh-4160
           long_row_timeout.test.lua  ; gh-4351
           skip_conflict_row.test.lua ; gh-4457
           sync.test.lua              ; gh-3835 gh-3877
-- 
2.17.1