Capture previous command exit code in integration tests cleanup (#2503)

* show previous response code

* log previous response code of shell script command

test/tests/test_fn_update/test_configmap_update.sh

@@ -18,6 +18,7 @@ old_cfgmap=old-cfgmap-$TEST_ID
 new_cfgmap=new-cfgmap-$TEST_ID
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
     rm -rf $tmp_dir

test/tests/test_fn_update/test_env_update.sh

@@ -13,6 +13,7 @@ env_new=python-new-$TEST_ID
 fn=hellopy-$TEST_ID
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
 }

test/tests/test_fn_update/test_idle_objects_reaper.sh

@@ -11,6 +11,7 @@ fn=hellopython-$TEST_ID
 ROOT=$(dirname $0)/../../..
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
 }

test/tests/test_fn_update/test_nd_pkg_update.sh

@@ -10,6 +10,7 @@ tmp_dir="/tmp/test-$TEST_ID"
 mkdir -p $tmp_dir
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
     rm -rf $tmp_dir

test/tests/test_fn_update/test_poolmgr_nd.sh

@@ -12,6 +12,7 @@ env=python-$TEST_ID
 fn=hellopython-$TEST_ID
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
 }

test/tests/test_fn_update/test_resource_change.sh

@@ -22,6 +22,7 @@ minmem2=512
 maxmem2=768
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
 }

test/tests/test_fn_update/test_scale_change.sh

@@ -15,6 +15,7 @@ targetMaxScale=6
 targetCpuPercent=60
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
 }

test/tests/test_fn_update/test_secret_update.sh

@@ -18,6 +18,7 @@ old_secret=old-secret-$TEST_ID
 new_secret=new-secret-$TEST_ID
 
 cleanup() {
+    echo "previous response" $?
     log "Cleaning up..."
     clean_resource_by_id $TEST_ID
     rm -rf $tmp_dir