def get_screen_log():
"""Get display information using kano-settings display functions.
Returns:
dict: An aggregate of display characteristics
"""
try:
from kano_settings.system.display import get_edid, get_edid_name, get_status, \
list_supported_modes, get_optimal_resolution_mode, override_models
edid = get_edid()
model = get_edid_name(use_cached=False)
override_models(edid, model)
status = get_status()
supported = list_supported_modes(use_cached=False)
optimal = get_optimal_resolution_mode(edid, supported)
log_data = {
'model': model,
'status': status,
'edid': edid,
'supported': supported,
'optimal': optimal,
}
log = json.dumps(log_data, sort_keys=True, indent=4)
except:
return traceback.format_exc()
return log
def get_screen_log():
"""Get display information using kano-settings display functions.
Returns:
dict: An aggregate of display characteristics
"""
try:
from kano_settings.system.display import get_edid, get_edid_name, get_status, \
list_supported_modes, get_optimal_resolution_mode, override_models
edid = get_edid()
model = get_edid_name(use_cached=False)
override_models(edid, model)
status = get_status()
supported = list_supported_modes(use_cached=False)
optimal = get_optimal_resolution_mode(edid, supported)
log_data = {
'model': model,
'status': status,
'edid': edid,
'supported': supported,
'optimal': optimal,
}
log = json.dumps(log_data, sort_keys=True, indent=4)
except:
return traceback.format_exc()
return log
def test_override_models(self, edid):
"""
Tests that the override_models function sets all the options in the EDID.
Args:
edid - parameterised fixture containing raw, rpi_dumps, expected test data
"""
from kano_settings.system import display
# As the function changes the dict inplace, make a copy to be safe.
overriden_expected_edid = edid['expected']['edid'].copy()
display.override_models(overriden_expected_edid, edid['expected']['model'])
if edid['expected']['model'] in display.EDID_OVERRIDES:
# Check that the EDID now contains all the (key, value) pairs in the dict
# that was used to change the values. The EDID is allowed to have more pairs,
# but the ones matching by key must match in values.
assert(
overriden_expected_edid.viewitems() >=
display.EDID_OVERRIDES[edid['expected']['model']].viewitems()
)
else:
# Check that the EDID was not changed by the function when there are
# no options to override.
assert(overriden_expected_edid == edid['expected']['edid'])
def test_override_models(self, edid):
"""
Tests that the override_models function sets all the options in the EDID.
Args:
edid - parameterised fixture containing raw, rpi_dumps, expected test data
"""
from kano_settings.system import display
# As the function changes the dict inplace, make a copy to be safe.
overriden_expected_edid = edid['expected']['edid'].copy()
display.override_models(overriden_expected_edid,
edid['expected']['model'])
if edid['expected']['model'] in display.EDID_OVERRIDES:
# Check that the EDID now contains all the (key, value) pairs in the dict
# that was used to change the values. The EDID is allowed to have more pairs,
# but the ones matching by key must match in values.
assert (
overriden_expected_edid.viewitems() >=
display.EDID_OVERRIDES[edid['expected']['model']].viewitems())
else:
# Check that the EDID was not changed by the function when there are
# no options to override.
assert (overriden_expected_edid == edid['expected']['edid'])
def test_get_optimal_resolution_mode(self, monkeypatch, edid):
"""
Tests that the get_optimal_resolution_mode function returns the expected values.
Args:
monkeypatch - pytest fixture which gives mocking functionality
edid - parameterised fixture containing raw, rpi_dumps, expected test data
"""
# As the function changes the dict inplace, make a copy to be safe.
overriden_expected_edid = edid['expected']['edid'].copy()
display.override_models(overriden_expected_edid,
edid['expected']['model'])
rv = display.get_optimal_resolution_mode(
overriden_expected_edid,
edid['expected']['cea_modes'] + edid['expected']['dmt_modes'])
assert (rv == edid['expected']['optimal_mode'])
def test_get_optimal_resolution_mode(self, monkeypatch, edid):
"""
Tests that the get_optimal_resolution_mode function returns the expected values.
Args:
monkeypatch - pytest fixture which gives mocking functionality
edid - parameterised fixture containing raw, rpi_dumps, expected test data
"""
from kano_settings.system import display
# As the function changes the dict inplace, make a copy to be safe.
overriden_expected_edid = edid['expected']['edid'].copy()
display.override_models(overriden_expected_edid, edid['expected']['model'])
rv = display.get_optimal_resolution_mode(
overriden_expected_edid,
edid['expected']['cea_modes'] + edid['expected']['dmt_modes']
)
assert(rv == edid['expected']['optimal_mode'])