Make MENDER_COMPRESS_DISK_IMAGE have same args as MENDER_ARTIFACT_COMPRESSION

Changelog: None

Signed-off-by: Kristian Amlie <kristian.amlie@northern.tech>

configs/mender_convert_config

@@ -11,10 +11,9 @@
 # machine, and obviously saves space.
 #
 # Possible values are:
-# 'n'    - No compression
+# 'none' - No compression
 # 'gzip' - Compress with gzip
 # 'lzma' - Compress with xz (LZMA)
-# 'y'    - Alias for 'gzip'
 MENDER_COMPRESS_DISK_IMAGE=gzip
 
 # Compression algorithm for Mender Artifact

mender-convert-package

@@ -252,7 +252,7 @@ if [ "${MENDER_USE_BMAP}" == "y" ]; then
 fi
 
 case "${MENDER_COMPRESS_DISK_IMAGE}" in
-  y | gzip)
+  gzip)
     log_info "Compressing ${sdimg_path}.gz"
     run_and_log_cmd "pigz --best --force ${sdimg_path}"
     ;;
@@ -260,7 +260,7 @@ case "${MENDER_COMPRESS_DISK_IMAGE}" in
     log_info "Compressing ${sdimg_path}.xz"
     run_and_log_cmd "pxz --best --force ${sdimg_path}"
     ;;
-  n)
+  none)
     :
     ;;
   *)

scripts/test/test-utils.sh

@@ -43,12 +43,12 @@ convert_and_test() {
   # - test providing multiple '--config' options
   #
   # - (when no platform configuration is provided) test conversion without
-  #   '--config' and with MENDER_COMPRESS_DISK_IMAGE=y. Compressed disk
+  #   '--config' and with MENDER_COMPRESS_DISK_IMAGE=gzip. Compressed disk
   #   images is the default user facing option and we need to ensure that we
   #   cover this in the tests.
   if [ -n "${config}" ]; then
     echo "Will disable MENDER_COMPRESS_DISK_IMAGE for this image"
-    echo "MENDER_COMPRESS_DISK_IMAGE=n" > ${WORKSPACE}/test_config
+    echo "MENDER_COMPRESS_DISK_IMAGE=none" > ${WORKSPACE}/test_config
     local MENDER_CONVERT_EXTRA_ARGS="--config ${config} --config ${WORKSPACE}/test_config"
   fi
 
@@ -74,7 +74,7 @@ run_tests() {
     html_report_args="--html=${MENDER_CONVERT_DIR}/report_${device_type}.html --self-contained-html"
   fi
 
-  # Need to decompress images built with MENDER_COMPRESS_DISK_IMAGE=y before
+  # Need to decompress images built with MENDER_COMPRESS_DISK_IMAGE=gzip before
   # running tests.
   if [ -f deploy/${device_type}-${artifact_name}.sdimg.gz ]; then
     # sudo is needed because the image is created using docker-mender-convert