Using local for test function arguments

Author: max-lt

test.sh

@@ -25,10 +25,10 @@ MISSING_EMAIL_JWT=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJzb21lLWxvbmctd
 VALID_RS256_JWT=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiJ9.eyJzdWIiOiJzb21lLWxvbmctdXVpZCIsImZpcnN0TmFtZSI6ImhlbGxvIiwgImxhc3ROYW1lIjoid29ybGQiLCJlbWFpbEFkZHJlc3MiOiJoZWxsb3dvcmxkQGV4YW1wbGUuY29tIiwgInJvbGVzIjpbInRoaXMiLCJ0aGF0IiwidGhlb3RoZXIiXSwgImlzcyI6Imlzc3VlciIsInBlcnNvbklkIjoiNzViYjNjYzctYjkzMy00NGYwLTkzYzYtMTQ3YjA4MmZhZGI1IiwgImV4cCI6MTkwODgzNTIwMCwiaWF0IjoxNDg4ODE5NjAwLCJ1c2VybmFtZSI6ImhlbGxvLndvcmxkIn0.cn5Gb75XL-r7TMsPuqzWoKZ06ZsyF_VZIG0Ohn8uZZFeF8dFUhSrEOYe8WFN6Eon8a8LC0OCI9eNdGiD4m_e9TD1Iz2juqaeos-6yd7SWuODr4YS8KD3cqfXndnLRPzp9PC_UIpATsbqOmxGDrRKvHsQq0TuIXImU3rM_m3kFJFgtoJFHx3KmZUo_Ozkyhhc6Pukikhy6odNAtEyLHP5_tabMXtkeAuIlG8dhjAxef4mJLexYFclG-vl7No5VBU4JrMbfgyxtobcYoE-bDIpmQHywrwo6Li7X0hgHJ17sfS3G2YMHmE-Ij_W2Lf9kf5r2r12DUvg44SLIfM58pCINQ
 
 test_jwt () {
-  name=$1
-  path=$2
-  expect=$3
-  extra=$4
+  local name=$1
+  local path=$2
+  local expect=$3
+  local extra=$4
 
   cmd="curl -X GET -o /dev/null --silent --head --write-out '%{http_code}' http://$MACHINE_IP:8000$path -H 'cache-control: no-cache' $extra"