test.sh Add summary build time for each each

Adding summary build time for each test image.  This is somewhat
in preparation to hopefully being able to reduce the build times
for the images.

Closes: #850
Approved by: baude

Atomic/storage.py

@@ -7,7 +7,6 @@ from . import util
 from .Export import export_docker
 from .Import import import_docker
 from .util import NoDockerDaemon, default_docker_lib
-import subprocess
 
 try:
     from subprocess import DEVNULL  # pylint: disable=no-name-in-module

test.sh

@@ -113,15 +113,16 @@ make_docker_images () {
         if [[ -d "${df}.d" ]]; then
             cp -r "${df}.d" "${WORK_DIR}/${BASE_NAME}.d"
         fi
-
+	SECONDS=0
         ${DOCKER} build -t ${iname} -f ${df_cp} ${WORK_DIR} >> ${LOG}
+	DURATION=$SECONDS
 
         # Clean up build files.
         rm "${df_cp}"
         if [[ -d "${WORK_DIR}/${BASE_NAME}.d" ]]; then
             rm -r "${WORK_DIR}/${BASE_NAME}.d"
         fi
-        printf "\tBuilt   : ${iname}\n"
+        printf "\tBuilt   : ${iname} in $DURATION seconds\n"
     done
 }