Use double brackets for test

cocoatomo · cocoatomo · commit e60d9abd6047 · 2019-07-22T00:06:40.000+09:00
diff --git a/scripts/push/renew-catalog-template b/scripts/push/renew-catalog-template
@@ -17,7 +17,7 @@ ls -lt locales/pot
 cd locales
 git add pot
 git status
-if [ $(git status -s | wc -l) -eq 0 ]; then
+if [[ $(git status -short | wc -l) == 0 ]]; then
   echo "no .pot file to update"
   exit 0
 fi
diff --git a/scripts/push/upload-catalog b/scripts/push/upload-catalog
@@ -15,7 +15,7 @@ tx pull --force --language ja
 cd ja/LC_MESSAGES
 git add *.po **/*.po
 git status
-if [ $(git status --short | wc -l) -eq 0 ]; then
+if [[ $(git status --short | wc -l) == 0 ]]; then
   echo "no .po file to upload"
 else
   echo "I have .po file(s) to upload"
