test/battery: fix tests…

Bash-it · Mar 4, 2022 · 1c3f5c5 · 1c3f5c5
1 parent 71c5a75
commit 1c3f5c5
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/test/plugins/battery.plugin.bats b/test/plugins/battery.plugin.bats
@@ -193,14 +193,14 @@ function setup_acpi {
 # Creates a `upower` function that simulates output like the real `upower` command.
 # The passed in parameter is used for the remaining battery percentage.
 function setup_upower {
+ trap -p PIPE | grep -q PIPE || trap '' PIPE
  percent="$1"
  BAT0="/org/freedesktop/UPower/devices/battery_BAT$RANDOM"
 
  function upower {
  case $1 in
  '-e'|'--enumerate')
- # don't just `echo` twice because `grep` will close the pipe after matching the first line...
- echo "$BAT0"$'\n'"/org/freedesktop/UPower/devices/mouse_hid_${RANDOM}_battery"
+ printf '%s\n' "$BAT0" "/org/freedesktop/UPower/devices/mouse_hid_${RANDOM}_battery"
  ;;
  '-i'|'--show-info')
  if [[ $2 == "$BAT0" ]]