fix: chash test case - Githubissues

table servers do not guarantee the order, so the test case may get failed in some conditions.

local servers = {
       ["server1"] = 10,
       ["server2"] = 2,
       ["server3"] = 1,
}

➜  lua-resty-balancer git:(hotfix/testcase) ✗ make test
PATH=/usr/local/openresty-debug/nginx/sbin:$PATH prove -I../test-nginx/lib -r t
t/chash.t ....... 13/30 

#   Failed test 'TEST 1: find - response_body - response is expected (repeated req 0, req 0)'
#   at /usr/local/share/perl/5.30.0/Test/Nginx/Socket.pm line 1589.
# @@ -1,4 +1,4 @@
# +server3: 8182
#  server1: 77075
#  server2: 14743
# -server3: 8182
#  points number: 2080

#   Failed test 'TEST 1: find - response_body - response is expected (repeated req 1, req 0)'
#   at /usr/local/share/perl/5.30.0/Test/Nginx/Socket.pm line 1589.
# @@ -1,4 +1,4 @@
# +server3: 8182
#  server1: 77075
#  server2: 14743
# -server3: 8182
#  points number: 2080
# Looks like you failed 2 tests of 30.

openresty / lua-resty-balancer

fix: chash test case #38