fix: fix test case - read server logs as text

Author: timandy

tests/agent.bats

@@ -55,7 +55,7 @@ setup() {
  [ -e './simple-agent_profile_listen_addr' ]
  host=$(cat ./simple-agent_profile_listen_addr)
 
- check_port=$(cat register.port | grep $host)
+ check_port=$(cat register.port | grep -a $host)
  [ "$check_port" != "" ]
 
  kill -9 $SAMPLE_PID
@@ -71,7 +71,7 @@ setup() {
  [ -e './simple-agent_profile_listen_addr' ]
  host=$(cat ./simple-agent_profile_listen_addr)
 
- check_port=$(cat register.port | grep $host)
+ check_port=$(cat register.port | grep -a $host)
  [ "$check_port" != "" ]
 
  kill -9 $SAMPLE_PID
@@ -85,7 +85,7 @@ setup() {
  SAMPLE_PID=$!
  sleep 2
 
- check_port=$(cat register.port | grep 7888)
+ check_port=$(cat register.port | grep -a 7888)
  [ "$check_port" != "" ]
 
  kill -9 $SAMPLE_PID
@@ -101,7 +101,7 @@ setup() {
  [ -e './simple-agent_profile_listen_addr' ]
  host=$(cat ./simple-agent_profile_listen_addr)
 
- check_port=$(cat register.port | grep $host)
+ check_port=$(cat register.port | grep -a $host)
  [ "$check_port" != "" ]
 
  kill -9 $SAMPLE_PID