def action_disconnect(args, test_step, expected, params_list):
src = choose_src(params_list, 0)
src_stream = choose_src_stream(params_list, 1)
dst = choose_dst(params_list, 2)
dst_stream = choose_dst_stream(params_list, 3)
controller_disconnect(args, test_step, expected, src, dst_stream, dst, dst_stream)
(talker_expect, listener_expect, controller_expect) = get_expected(
args, test_step, src, src_stream, dst, dst_stream, 'disconnect')
# Find the path between the src and dst and check whether there are any nodes between them
forward_disable = []
nodes = endpoints.get_path_endpoints(graph.find_path(state.get_current(), src, dst))
for node in get_dual_port_nodes(nodes):
if graph.node_will_see_stream_disable(state.get_current(), src, src_stream, dst, dst_stream, node):
forward_disable += sequences.expected_seq('stream_forward_disable')(test_step, args.user,
endpoints.get(node), endpoints.get(src))
forward_disable += sequences.expected_seq('port_shaper_disconnect')(test_step, endpoints.get(node),
src, src_stream, dst, dst_stream)
# If there are any nodes in the chain then the forward disabling is expected before the
# audio will be seen to be lost
if forward_disable and listener_expect:
listener_expect = [Sequence([AllOf(forward_disable)] + listener_expect)]
elif forward_disable:
listener_expect = forward_disable
elif listener_expect:
listener_expect = listener_expect
else:
listener_expect = []
# Expect not to see any disables from other nodes
not_forward_disable = []
temp_nodes = set(endpoints.get_all().keys()) - set(nodes)
for node in get_dual_port_nodes(temp_nodes):
not_forward_disable += sequences.expected_seq('stream_forward_disable')(test_step, args.user,
endpoints.get(node), endpoints.get(src))
if not_forward_disable:
if test_step.checkpoint is None:
not_forward_disable = [NoneOf(not_forward_disable)]
else:
not_forward_disable = []
for node in get_dual_port_nodes(temp_nodes):
not_forward_disable += sequences.expected_seq('port_shaper_disconnect')(test_step, endpoints.get(node),
src, src_stream, dst, dst_stream)
if test_step.checkpoint:
final_port_shaper_states = sequences.get_and_clear_final_port_shaper_states()
else:
final_port_shaper_states = []
if test_step.do_checks and (talker_expect or listener_expect or controller_expect or
not_forward_disable or final_port_shaper_states):
expected += [AllOf(talker_expect + listener_expect + controller_expect +
not_forward_disable + final_port_shaper_states)]
yield args.master.expect(None)
def action_check_connections(args, test_step, expected, params_list):
""" Check that the current state the controller reads from the endpoints matches
the state the test framework expects.
"""
checks = []
# Expect all connections to be restored
for c,n in state.get_current().active_connections.iteritems():
if n:
if args.controller_type == 'python':
checks += [Expected(args.controller_id, "0x%s\[%d\] -> 0x%s\[%d\]" % (
endpoints.guid_in_ascii(args.user, endpoints.get(c.talker.src)),
c.talker.src_stream,
endpoints.guid_in_ascii(args.user, endpoints.get(c.listener.dst)),
c.listener.dst_stream), 10)]
else:
checks += [Expected(args.controller_id, "0x%s\[%d\] -> 0x%s\[%d\]" % (
endpoints.guid_in_ascii(args.user, endpoints.get(c.talker.src)).zfill(16),
c.talker.src_stream,
endpoints.guid_in_ascii(args.user, endpoints.get(c.listener.dst)).zfill(16),
c.listener.dst_stream), 10)]
print_title("Command: show_connections")
args.master.sendLine(args.controller_id, "show connections")
if test_step.do_checks:
if checks:
expected += [AllOf(checks)]
elif test_step.checkpoint is None:
expected += [NoneOf([Expected(args.controller_id, "->", 5)])]
yield args.master.expect(None)
def talker_existing_connect_seq(test_step, user, src, src_stream, dst, dst_stream):
stream_id = endpoints.stream_from_guid(endpoints.guid_in_ascii(user, endpoints.get(src)))
listener_mac = endpoints.mac_in_ascii(user, endpoints.get(dst))
talker_connection = [
Sequence([Expected(src, "CONNECTING Talker stream #%d \(%s\) -> Listener %s" %
(src_stream, stream_id, listener_mac), 10)])
]
return talker_connection
def controller_connect(args, test_step, expected, src, src_stream, dst, dst_stream):
talker_ep = endpoints.get(src)
listener_ep = endpoints.get(dst)
state.get_next().connect(src, src_stream, dst, dst_stream)
check_set_clock_masters(args, test_step, expected)
args.master.sendLine(args.controller_id, "connect 0x%s %d 0x%s %d" % (
endpoints.guid_in_ascii(args.user, talker_ep), src_stream,
endpoints.guid_in_ascii(args.user, listener_ep), dst_stream))
def controller_disconnect(args, test_step, expected, src, src_stream, dst, dst_stream):
talker_ep = endpoints.get(src)
listener_ep = endpoints.get(dst)
state.get_next().disconnect(src, src_stream, dst, dst_stream)
check_clear_clock_masters(args, test_step, expected)
print_title("Command: disconnect %s %d %s %d" % (src, src_stream, dst, dst_stream))
args.master.sendLine(args.controller_id, "disconnect 0x%s %d 0x%s %d" % (
endpoints.guid_in_ascii(args.user, talker_ep), src_stream,
endpoints.guid_in_ascii(args.user, listener_ep), dst_stream))
def talker_new_connect_seq(test_step, user, src, src_stream, dst, dst_stream):
""" Only on the first time the talker is turned on must the 'ready' be seen.
"""
stream_id = endpoints.stream_from_guid(endpoints.guid_in_ascii(user, endpoints.get(src)))
listener_mac = endpoints.mac_in_ascii(user, endpoints.get(dst))
seq = [Expected(src, "CONNECTING Talker stream #%d \(%s\) -> Listener %s" %
(src_stream, stream_id, listener_mac), 10)]
if not state.get_current().get_talker_on_count(src):
seq += [Expected(src, "Talker stream #%d ready" % src_stream, 10)]
seq += [Expected(src, "Talker stream #%d on" % src_stream, 10)]
talker_connection = [Sequence(seq)]
return talker_connection
def controller_enumerate(args, avb_ep):
entity_id = endpoints.get(avb_ep)
print_title("Command: enumerate %s" % avb_ep)
if args.controller_type == 'python':
args.master.sendLine(args.controller_id, "enumerate 0x%s" % (
endpoints.guid_in_ascii(args.user, entity_id)))
else:
select_endpoint(args, entity_id)
descriptors = endpoints.get(avb_ep)['descriptors']
for dtor in sorted(descriptors.keys()):
index = 0
command = "view descriptor %s %d" % (re.sub('\d*_', '', dtor, 1), index)
args.master.sendLine(args.controller_id, command.encode('ascii', 'ignore'))
def analyzer_qav_seq(test_step, src, dst, action, user):
""" Get the expected sequence for any QAV analyzers active.
"""
analyzer_expect = []
for analyzer_name,analyzer in analyzers.get_all().iteritems():
if analyzer['type'] != 'qav':
continue
# If the analyzer is a QAV analyzer then it will detect the stream through
# the packets being forwarded through it
if analyzer_name in graph.find_path(state.get_current(), src, dst):
guid_string = endpoints.guid_in_ascii(user, endpoints.get(src))
stream_string = endpoints.stream_from_guid(guid_string)
if action == 'connect':
action_string = "Adding"
completionFn = hook_register_error
else:
action_string = "Removing"
completionFn = hook_unregister_error
analyzer_expect += [Expected(analyzer_name, "%s stream 0x%s" % (action_string, stream_string),
timeoutTime=10,
completionFn=completionFn,
completionArgs=(analyzer_name, ['ERROR']))]
return analyzer_expect
def check_set_clock_masters(args, test_step, expected):
for loop in graph.get_loops(state.get_next()):
loop_master = loop[0]
for ep_name in loop:
# Look at the next state in case the node has just been set clock master
if state.get_next().is_clock_source_master(ep_name):
loop_master = ep_name
break
if not state.get_next().is_clock_source_master(loop_master):
ep = endpoints.get(loop_master)
print_title("Command: set_clock_source_master %s" % loop_master)
if args.controller_type == 'python':
args.master.sendLine(args.controller_id, "set_clock_source_master 0x%s" % (
endpoints.guid_in_ascii(args.user, ep)))
else:
select_endpoint(args, ep)
args.master.sendLine(args.controller_id, "set clock_source 0 0 1")
state.get_next().set_clock_source_master(ep['name'])
if test_step.do_checks:
controller_expect = sequences.expected_seq('controller_success_set_clock_source')(args, test_step)
ep_expect = [Expected(loop_master, "Setting clock source: LOCAL_CLOCK", 5)]
if controller_expect or ep_expect:
expected += [AllOf(controller_expect + ep_expect)]
def data_bytes_per_packet(talker): """ Returns how many bytes per packet there will be. """ talker_ep = endpoints.get(talker.src) samples_per_packet = (talker_ep['sample_rate'] + (PACKETS_PER_SECOND-1)) / PACKETS_PER_SECOND num_channels = talker_ep['out_channels'] return samples_per_packet * 4 * num_channels
def action_ping(args, test_step, expected, params_list):
""" Ping a node with and check that it responds accordingly. This is used to test
connectivity.
"""
ep_name = choose_src(params_list, 0)
ep = endpoints.get(ep_name)
node_expect = [Expected(ep_name, "IDENTIFY Ping", 5)]
if args.controller_type == 'python':
controller_expect = [Expected(args.controller_id, "Success", 5)]
print_title("Command: identify %s on" % ep_name)
args.master.sendLine(args.controller_id, "identify 0x%s on" % endpoints.guid_in_ascii(args.user, ep))
print_title("Command: identify %s off" % ep_name)
args.master.sendLine(args.controller_id, "identify 0x%s off" % endpoints.guid_in_ascii(args.user, ep))
else:
controller_expect = [Expected(args.controller_id, "NOTIFICATION.*SET_CONTROL.*SUCCESS", 10, consumeOnMatch=True)]
print_title("Command: identify on %s" % ep_name)
args.master.sendLine(args.controller_id, "identify on 0x%s" % endpoints.guid_in_ascii(args.user, ep))
print_title("Command: identify off %s" % ep_name)
args.master.sendLine(args.controller_id, "identify off 0x%s" % endpoints.guid_in_ascii(args.user, ep))
if test_step.do_checks and (node_expect or controller_expect):
expected += [AllOf(node_expect + controller_expect)]
yield args.master.expect(None)
def talker_new_connect_seq(test_step, user, src, src_stream, dst, dst_stream):
""" Only on the first time the talker is turned on must the 'ready' be seen.
"""
stream_id = endpoints.stream_from_guid(endpoints.guid_in_ascii(user, endpoints.get(src)))
listener_mac = endpoints.mac_in_ascii(user, endpoints.get(dst))
seq = [Expected(src, "CONNECTING Talker stream #%d \(%s\) -> Listener %s" %
(src_stream, stream_id, listener_mac), 10)]
if not state.get_current().get_talker_on_count(src):
seq += [Expected(src, "Talker stream #%d ready" % src_stream, 10)]
seq += [Expected(src, "Talker stream #%d on" % src_stream, 10)]
# If in a sequence of commands then the order cannot be guaranteed - so only
# expect a Sequence when not checkpointing
if test_step.checkpoint is None:
talker_connection = [Sequence(seq)]
else:
talker_connection = [AllOf(seq)]
return talker_connection
def analyzer_listener_connect_seq(test_step, src, src_stream, dst, dst_stream):
listener_ep = endpoints.get(dst)
analyzer = listener_ep['analyzer']
analyzer_name = analyzer['name']
analyzer_offset = listener_ep['analyzer_offset'] + analyzer['base']
# Expect both of the stereo channels to lose signal
signal_detect = [
Sequence([Expected(analyzer_name, "Channel %d: Signal detected" % (i + analyzer_offset), 10),
Expected(analyzer_name, "Channel %d: Frequency %d" % (i + analyzer_offset,
analyzers.siggen_frequency(endpoints.get(src), i)),
timeoutTime=5,
completionFn=hook_register_error,
completionArgs=(analyzer_name, [
"Channel %d: %s" % (i + analyzer_offset, GLITCH_DETECTED_PATTERN),
"Channel %d: %s" % (i + analyzer_offset, LOST_SIGNAL_PATTERN)]))])
for i in range(0, 2)
]
return signal_detect
def controller_enumerate_seq(args, test_step, endpoint_name):
""" Build an enumerated sequence for an entity by reading from a topology file
"""
expected_seq = []
descriptors = endpoints.get(endpoint_name)['descriptors']
if args.controller_type == 'python':
# The python controller reads the descriptors each time. The C controller has
# them cached and so can always return the values.
visible_endpoints = graph.get_endpoints_connected_to(state.get_current(), args.controller_id)
if endpoint_name not in visible_endpoints:
return [Expected(args.controller_id, "No descriptors found", 10, consumeOnMatch=True)]
for dtor in sorted(descriptors.keys()):
# Note that the .* is required because the STREAM_INPUT/STREAM_OUTPUT are mapped to the same descriptor
temp_string = "AVB 1722\.1.*%s" % re.sub('\d*_', '', dtor, 1)
expected_seq.append(Expected(args.controller_id, temp_string, 10, consumeOnMatch=True))
for dtor_name in descriptors[str(dtor)].keys():
temp_string = "object_name\s*=\s*\'%s\'" % dtor_name
expected_seq.append(Expected(args.controller_id, temp_string, 10, consumeOnMatch=True))
for element in descriptors[str(dtor)][dtor_name]:
element_type = element.get('type', 'none')
if element_type == 'hex':
temp_string = "%s\s*=\s*0x%x" % (element['item'], element['value'])
elif element_type == 'state':
value = eval('state.get_current().get_%s' % element['item'])(endpoint_name)
temp_string = "%s\s*=\s*%s" % (element['item'], value)
else:
temp_string = "%s\s*=\s*%s" % (element['item'], element['value'])
expected_seq.append(Expected(args.controller_id, temp_string, 10, consumeOnMatch=True))
else:
for dtor in sorted(descriptors.keys()):
temp_string = "descriptor_type: %s" % re.sub('\d*_', '', dtor, 1)
expected_seq.append(Expected(args.controller_id, temp_string, 10, consumeOnMatch=True))
for dtor_name in descriptors[str(dtor)].keys():
temp_string = "object_name\s*=\s*%s" % dtor_name
expected_seq.append(Expected(args.controller_id, temp_string, 10, consumeOnMatch=True))
for element in descriptors[str(dtor)][dtor_name]:
element_type = element.get('type', 'none')
if element_type == 'flag':
temp_string = "%s\s*=\s*1" % element['value'].lower()
elif element_type == 'state':
value = eval('state.get_current().get_%s' % element['item'])(endpoint_name)
temp_string = "%s\s*=\s*%s" % (element['item'], value)
else:
temp_string = "%s\s*=\s*%s" % (element['item'], element['value'])
expected_seq.append(Expected(args.controller_id, temp_string, 10, consumeOnMatch=True))
return [Sequence(expected_seq)]
def listener_connect_seq(test_step, dst, dst_stream, analyzer_expect):
ep = endpoints.get(dst)
listener_connection = [
Expected(dst, "CONNECTING Listener sink #%d" % dst_stream, 20),
AllOf([Expected(dst, "%d -> %d" % (n, n), 10) for n in range(ep['in_channels'])]),
AllOf([Expected(dst, "Media output %d locked" % n, 10) for n in range(ep['in_channels'])])
]
listener_connection += analyzer_expect
if test_step.checkpoint is None:
return [Sequence(listener_connection +
[NoneOf([Expected(dst, "Media output \d+ lost lock", 10)])
])]
else:
return [Sequence(listener_connection)]
def action_ping(args, test_step, expected, params_list):
""" Ping a node with and check that it responds accordingly. This is used to test
connectivity.
"""
ep_name = choose_src(params_list, 0)
ep = endpoints.get(ep_name)
node_expect = [Expected(ep_name, "IDENTIFY Ping", 5)]
controller_expect = [Expected(args.controller_id, "Success", 5)]
args.master.sendLine(args.controller_id, "identify 0x%s on" % endpoints.guid_in_ascii(args.user, ep))
args.master.sendLine(args.controller_id, "identify 0x%s off" % endpoints.guid_in_ascii(args.user, ep))
if test_step.do_checks and (node_expect or controller_expect):
expected += [AllOf(node_expect + controller_expect)]
yield args.master.expect(None)
def check_set_clock_masters(args, test_step, expected):
for loop in graph.get_loops(state.get_current()):
loop_master = loop[0]
for ep_name in loop:
if state.get_current().is_clock_source_master(ep_name):
loop_master = ep_name
break
if not state.get_current().is_clock_source_master(loop_master):
ep = endpoints.get(loop_master)
args.master.sendLine(args.controller_id, "set_clock_source_master 0x%s" % (
endpoints.guid_in_ascii(args.user, ep)))
state.get_next().set_clock_source_master(ep['name'])
if test_step.do_checks:
controller_expect = [Expected(args.controller_id, "Success", 5)]
ep_expect = [Expected(loop_master, "Setting clock source: LOCAL_CLOCK", 5)]
if controller_expect or ep_expect:
expected += [AllOf(controller_expect + ep_expect)]
def controller_enumerate_seq(test_step, controller_id, endpoint_name):
""" Build an enumerated sequence for an entity by reading from a topology file
"""
expected_seq = []
visible_endpoints = graph.get_endpoints_connected_to(state.get_current(), controller_id)
if endpoint_name not in visible_endpoints:
return [Expected(controller_id, "No descriptors found", 10)]
descriptors = endpoints.get(endpoint_name)['descriptors']
for dtor in sorted(descriptors.keys()):
temp_string = "AVB 1722.1 {0} ".format(re.sub('\d*_', '', dtor, 1))
expected_seq.append(Expected(controller_id, temp_string, 10))
for dtor_name in descriptors[str(dtor)].keys():
temp_string = "object_name\s*=\s*\'{0}\'".format(dtor_name)
expected_seq.append(Expected(controller_id, temp_string, 10))
for element in descriptors[str(dtor)][dtor_name]:
temp_string = "{0}\s*=\s*{1}".format(element['item'], element['value'])
expected_seq.append(Expected(controller_id, temp_string, 10))
return [Sequence(expected_seq)]
def analyzer_listener_disconnect_seq(test_step, src, src_stream, dst, dst_stream):
listener_ep = endpoints.get(dst)
analyzer = listener_ep['analyzer']
analyzer_name = analyzer['name']
analyzer_offset = listener_ep['analyzer_offset'] + analyzer['base']
# Expect both of the stereo channels to lose signal
signal_lost = [
Expected(analyzer_name, "Channel %d: Lost signal" % (i + analyzer_offset),
timeoutTime=5,
completionFn=hook_unregister_error,
completionArgs=(analyzer_name, [
"Channel %d: %s" % (i + analyzer_offset, GLITCH_DETECTED_PATTERN)]))
for i in range(0, 2)
]
# Unregister the lost signal error pattern now
process = getActiveProcesses()[analyzer_name]
for i in range(0, 2):
process.unregisterErrorPattern("Channel %d: %s" % (i + analyzer_offset, LOST_SIGNAL_PATTERN))
return signal_lost
def get_dual_port_nodes(nodes): return [node for node in nodes if endpoints.get(node)['ports'] == 2]
def controller_enumerate(args, avb_ep):
entity_id = endpoints.get(avb_ep)
args.master.sendLine(args.controller_id, "enumerate 0x%s" % (
endpoints.guid_in_ascii(args.user, entity_id)))
