Addressing review comments.

test/tests/test_function_update.sh

@@ -10,28 +10,28 @@ fn=nodejs-hello-$(date +%s)
 # Update it and check it's output, the output should be 
 # different from the previous one.
 
-echo_log "Pre-test cleanup"
+log "Pre-test cleanup"
 fission env delete --name nodejs || true
 
-echo_log "Creating nodejs env"
+log "Creating nodejs env"
 fission env create --name nodejs --image fission/node-env
 trap "fission env delete --name nodejs" EXIT
 
-echo_log "Creating function"
+log "Creating function"
 echo 'module.exports = function(context, callback) { callback(200, "foo!\n"); }' > foo.js
 fission fn create --name $fn --env nodejs --code foo.js
 trap "fission fn delete --name $fn" EXIT
 
-echo_log "Creating route"
+log "Creating route"
 fission route create --function $fn --url /$fn --method GET
 
-echo_log "Waiting for router to catch up"
+log "Waiting for router to catch up"
 sleep 10
 
-echo_log "Doing an HTTP GET on the function's route"
+log "Doing an HTTP GET on the function's route"
 response=$(curl http://$FISSION_ROUTER/$fn)
 
-echo_log "Checking for valid response"
+log "Checking for valid response"
 echo $response | grep -i foo
 
 # Running a background process to keep access the
@@ -40,18 +40,18 @@ echo $response | grep -i foo
 ( watch -n1 curl http://$FISSION_ROUTER/$fn ) > /dev/null 2>&1 &
 pid=$!
 
-echo_log "Updating function"
+log "Updating function"
 echo 'module.exports = function(context, callback) { callback(200, "bar!\n"); }' > bar.js
 fission fn update --name $fn --code bar.js
 trap "fission fn delete --name $fn" EXIT
 
-echo_log "Waiting for router to update cache"
+log "Waiting for router to update cache"
 sleep 10
 
-echo_log "Doing an HTTP GET on the function's route"
+log "Doing an HTTP GET on the function's route"
 response=$(curl http://$FISSION_ROUTER/$fn)
 
-echo_log "Checking for valid response again"
+log "Checking for valid response again"
 echo $response | grep -i bar
 
 kill -15 $pid
@@ -59,4 +59,4 @@ kill -15 $pid
 # crappy cleanup, improve this later
 kubectl get httptrigger -o name | tail -1 | cut -f2 -d'/' | xargs kubectl delete httptrigger
 
-echo_log "All done."
+log "All done."