[tarantool-patches] [PATCH v3] test: need to wait for upstream/downstream status

[avtikhon]

It is needed to wait for upstream/downstream status, otherwise
error occurs:

    [025] --- replication/show_error_on_disconnect.result Fri Apr 12 14:49:26 2019
    [025] +++ replication/show_error_on_disconnect.reject Tue Apr 16 07:35:41 2019
    [025] @@ -77,11 +77,12 @@
    [025] ...
    [025] box.info.replication[other_id].upstream.status
    [025] ---
    [025] -- stopped
    [025] +- sync
    [025] ...
    [025] box.info.replication[other_id].upstream.message:match("Missing")
    [025] ---
    [025] -- Missing
    [025] +- error: '[string "return box.info.replication[other_id].upstrea..."]:1: attempt to
    [025] + index field ''message'' (a nil value)'
    [025] ...
    [025] test_run:cmd("switch master_quorum2")
    [025] ---
    [025]

Close #4161
---

Github: https://github.com/tarantool/tarantool/tree/avtikhon/gh-4161-show_error_on_disconnect-test
Issue: https://github.com/tarantool/tarantool/issues/4161

 .../show_error_on_disconnect.result           | 24 +++++--------------
 .../show_error_on_disconnect.test.lua         |  9 +++----
 2 files changed, 9 insertions(+), 24 deletions(-)

diff --git a/test/replication/show_error_on_disconnect.result b/test/replication/show_error_on_disconnect.result
index af082203b..662bf1ea7 100644
--- a/test/replication/show_error_on_disconnect.result
+++ b/test/replication/show_error_on_disconnect.result
@@ -75,13 +75,9 @@ box.space.test:select()
 other_id = box.info.id % 2 + 1
 ---
 ...
-box.info.replication[other_id].upstream.status
+test_run:wait_upstream(other_id, 'stopped', 'Missing')
 ---
-- stopped
-...
-box.info.replication[other_id].upstream.message:match("Missing")
----
-- Missing
+- true
 ...
 test_run:cmd("switch master_quorum2")
 ---
@@ -96,21 +92,13 @@ box.space.test:select()
 other_id = box.info.id % 2 + 1
 ---
 ...
-box.info.replication[other_id].upstream.status
----
-- follow
-...
-box.info.replication[other_id].upstream.message
+test_run:wait_upstream(other_id, 'follow', box.NULL)
 ---
-- null
-...
-box.info.replication[other_id].downstream.status
----
-- stopped
+- true
 ...
-box.info.replication[other_id].downstream.message:match("Missing")
+test_run:wait_downstream(other_id, 'stopped', 'Missing')
 ---
-- Missing
+- true
 ...
 test_run:cmd("switch default")
 ---
diff --git a/test/replication/show_error_on_disconnect.test.lua b/test/replication/show_error_on_disconnect.test.lua
index 40e9dbc5e..10457e11c 100644
--- a/test/replication/show_error_on_disconnect.test.lua
+++ b/test/replication/show_error_on_disconnect.test.lua
@@ -30,15 +30,12 @@ box.cfg{replication = repl}
 require('fiber').sleep(0.1)
 box.space.test:select()
 other_id = box.info.id % 2 + 1
-box.info.replication[other_id].upstream.status
-box.info.replication[other_id].upstream.message:match("Missing")
+test_run:wait_upstream(other_id, 'stopped', 'Missing')
 test_run:cmd("switch master_quorum2")
 box.space.test:select()
 other_id = box.info.id % 2 + 1
-box.info.replication[other_id].upstream.status
-box.info.replication[other_id].upstream.message
-box.info.replication[other_id].downstream.status
-box.info.replication[other_id].downstream.message:match("Missing")
+test_run:wait_upstream(other_id, 'follow', box.NULL)
+test_run:wait_downstream(other_id, 'stopped', 'Missing')
 test_run:cmd("switch default")
 -- Cleanup.
 test_run:drop_cluster(SERVERS)
-- 
2.17.1