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devlib/AndroidTarget: Update screen state methods to handle doze

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Newer devices can have a "DOZE" or always on screen state.
Enable the screen state to handle these cases and report these
states as `ON`.
This commit is contained in:
Marc Bonnici 2020-06-05 17:04:37 +01:00 committed by setrofim
parent c25852b210
commit ccde9de257
2 changed files with 25 additions and 8 deletions
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17
devlib/target.py
View File

@ -58,7 +58,7 @@ from devlib.utils.types import integer, boolean, bitmask, identifier, caseless_s
FSTAB_ENTRY_REGEX = re.compile(r'(\S+) on (.+) type (\S+) \((\S+)\)')
ANDROID_SCREEN_STATE_REGEX = re.compile('(?:mPowerState|mScreenOn|Display Power: state)=([0-9]+|true|false|ON|OFF)',
ANDROID_SCREEN_STATE_REGEX = re.compile('(?:mPowerState|mScreenOn|Display Power: state)=([0-9]+|true|false|ON|OFF|DOZE)',
re.IGNORECASE)
ANDROID_SCREEN_RESOLUTION_REGEX = re.compile(r'cur=(?P<width>\d+)x(?P<height>\d+)')
ANDROID_SCREEN_ROTATION_REGEX = re.compile(r'orientation=(?P<rotation>[0-3])')
@ -1564,17 +1564,28 @@ class AndroidTarget(Target):
output = self.execute('dumpsys power')
match = ANDROID_SCREEN_STATE_REGEX.search(output)
if match:
if 'DOZE' in match.group(1).upper():
return True
return boolean(match.group(1))
else:
raise TargetStableError('Could not establish screen state.')
def ensure_screen_is_on(self):
def ensure_screen_is_on(self, verify=True):
if not self.is_screen_on():
self.execute('input keyevent 26')
if verify and not self.is_screen_on():
raise TargetStableError('Display cannot be turned on.')
def ensure_screen_is_off(self):
def ensure_screen_is_off(self, verify=True):
# Allow 2 attempts to help with cases of ambient display modes
# where the first attempt will switch the display fully on.
for _ in range(2):
if self.is_screen_on():
self.execute('input keyevent 26')
time.sleep(0.5)
if verify and self.is_screen_on():
msg = 'Display cannot be turned off. Is always on display enabled?'
raise TargetStableError(msg)
def set_auto_brightness(self, auto_brightness):
cmd = 'settings put system screen_brightness_mode {}'

12
doc/target.rst
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@ -660,18 +660,24 @@ Android Target
Returns ``True`` if the targets auto brightness is currently
enabled and ``False`` otherwise.
.. method:: AndroidTarget.ensure_screen_is_off()
.. method:: AndroidTarget.ensure_screen_is_off(verify=True)
Checks if the devices screen is on and if so turns it off.
If ``verify`` is set to ``True`` then a ``TargetStableError``
will be raise if the display cannot be turned off. E.g. if
always on mode is enabled.
.. method:: AndroidTarget.ensure_screen_is_on()
.. method:: AndroidTarget.ensure_screen_is_on(verify=True)
Checks if the devices screen is off and if so turns it on.
If ``verify`` is set to ``True`` then a ``TargetStableError``
will be raise if the display cannot be turned on.
.. method:: AndroidTarget.is_screen_on()
Returns ``True`` if the targets screen is currently on and ``False``
otherwise.
otherwise. If the display is in a "Doze" mode or similar always on state,
this will return ``True``.
.. method:: AndroidTarget.wait_for_device(timeout=30)