hotkey_tests: add mute scenario

Signed-off-by: Maciej Kisielewski <maciej.kisielewski@canonical.com> 

1 files changed, 17 insertions, 1 deletions

diff --git a/bin/hotkey_tests.py b/bin/hotkey_tests.py
index 556f0e5..5efdd47 100755
--- a/bin/hotkey_tests.py
+++ b/bin/hotkey_tests.py
@@ -315,6 +315,8 @@ class VolumeChange:
 def __init__(self):
 self.before = 0
 self.after = 0
+ self.mute_before = None
+ self.mute_after = None
 
 
 class FauxKeyboard():
@@ -396,6 +398,18 @@ class HotKeyTesting:
 KeyCodes.KEY_VOLUMEDOWN, repetitions=3, delay=0.2)
 return vc.before > vc.after
 
+ def check_mute(self):
+ """
+ Check if the mute key has an effect on ALSA
+ """
+ # first, let's raise volume (if it was already muted, then it will
+ # unmute it)
+ self.kb.press_key(KeyCodes.KEY_VOLUMEUP)
+ vc = VolumeChange()
+ with self._monitored_volume_change(vc):
+ self.kb.press_key(KeyCodes.KEY_MUTE)
+ return vc.mute_after
+
 @contextlib.contextmanager
 def _monitored_volume_change(self, vc):
 before = subprocess.check_output('amixer').decode(
@@ -416,7 +430,7 @@ class HotKeyTesting:
 # we expect that the lines that changed are status information about
 # the output devices. Percentage volume is in square brackets so let's
 # search for those and see if they got higher
- regex = re.compile(r'\[(\d*)%\]')
+ regex = re.compile(r'\[(\d*)%\].*\[(on|off)\]')
 if len(before) != len(after):
 # more of an assertion - the lines diff should match
 return
@@ -426,6 +440,8 @@ class HotKeyTesting:
 if vol_a and vol_b:
 vc.before = int(vol_b[0])
 vc.after = int(vol_a[0])
+ vc.mute_before = vol_b[1] == 'off'
+ vc.mute_after = vol_a[1] == 'off'
 return
 
 def check_terminal_hotkey(self):