enable dds devices on run-unit-tests

unit-tests/live/tools/test-enumerate-devices.py

@@ -14,9 +14,11 @@
 rs_enumerate_devices = repo.find_built_exe( 'tools/enumerate-devices', 'rs-enumerate-devices' )
 test.check(rs_enumerate_devices)
 if rs_enumerate_devices:
+    dev, ctx = test.find_first_device_or_exit()
+    is_dds = dev.supports(rs.camera_info.connection_type) and dev.get_info(rs.camera_info.connection_type) == "DDS"
     import subprocess
     run_time_stopwatch = Stopwatch()
-    run_time_threshold = 2
+    run_time_threshold = 5 if is_dds else 2  # currently, DDS devices take longer time to complete rs_enumerate_devices
     p = subprocess.run( [rs_enumerate_devices],
                     stdout=None,
                     stderr=subprocess.STDOUT,

unit-tests/py/rspy/devices.py

@@ -35,15 +35,15 @@ def usage():
 pyrs_dir = repo.find_pyrs_dir()
 sys.path.insert( 1, pyrs_dir )
 
-MAX_ENUMERATION_TIME = 10  # [sec]
+MAX_ENUMERATION_TIME = 15  # [sec]
 
 # We need both pyrealsense2 and hub. We can work without hub, but
 # without pyrealsense2 no devices at all will be returned.
 from rspy import device_hub
 try:
     import pyrealsense2 as rs
     log.d( rs )
-    hub = device_hub.create()
+    hub = device_hub.create() # if there's no hub, this will hold None
     sys.path = sys.path[:-1]  # remove what we added
 except ModuleNotFoundError:
     log.w( 'No pyrealsense2 library is available! Running as if no cameras available...' )
@@ -72,6 +72,13 @@ def __init__( self, sn, dev ):
             self._product_line = dev.get_info( rs.camera_info.product_line )
         self._physical_port = dev.supports( rs.camera_info.physical_port ) and dev.get_info( rs.camera_info.physical_port ) or None
 
+        if dev.supports(rs.camera_info.connection_type):
+            self._connection_type = dev.get_info(rs.camera_info.connection_type)
+            self._is_dds = self._connection_type == "DDS"
+        else:
+            log.w("connection_type is not supported! Assuming not a dds device")
+            self._is_dds = False
+
         self._usb_location = None
         try:
             self._usb_location = _get_usb_location(self._physical_port)
@@ -120,6 +127,10 @@ def handle( self ):
     def enabled( self ):
         return self._removed is False
 
+    @property
+    def is_dds(self):
+        return self._is_dds
+
 
 def wait_until_all_ports_disabled( timeout = 5 ):
     """
@@ -207,6 +218,7 @@ def query( monitor_changes=True, hub_reset=False, recycle_ports=True, disable_dd
     :param recycle_ports: True to recycle all ports before querying devices; False to leave as-is
     :param hub_reset: Whether we want to reset the hub - this might be a better way to
         recycle the ports in certain cases that leave the ports in a bad state
+    :param disable_dds: Whether we want to see dds devices or not
     """
     global rs
     if not rs:
@@ -267,15 +279,16 @@ def _device_change_callback( info ):
     global _device_by_sn
     for device in _device_by_sn.values():
         if device.enabled  and  info.was_removed( device.handle ):
-            log.d( 'device removed:', device.serial_number )
             device._removed = True
+            device._dev = None
+            log.d( 'device removed:', device.serial_number )
     for handle in info.get_new_devices():
         sn = handle.get_info( rs.camera_info.firmware_update_id )
         log.d( 'device added:', sn, handle )
         if sn in _device_by_sn:
             device = _device_by_sn[sn]
-            device._removed = False
             device._dev = handle     # Because it has a new handle!
+            device._removed = False
         else:
             # shouldn't see new devices...
             log.d( 'new device detected!?' )
@@ -538,6 +551,8 @@ def enable_only( serial_numbers, recycle = False, timeout = MAX_ENUMERATION_TIME
         #
     else:
         log.d( 'no hub; ports left as-is' )
+        # even without reset, enable_only should wait for the devices to be available again
+        _wait_for(serial_numbers, timeout=timeout)
 
 
 def enable_all():
@@ -618,16 +633,19 @@ def hw_reset( serial_numbers, timeout = MAX_ENUMERATION_TIME ):
     :param timeout: Maximum # of seconds to wait for the devices to come back online
     :return: True if all devices have come back online before timeout
     """
+    # we can wait for usb and dds devices to be removed, but not for mipi devices
+    removable_devs_sns = {sn for sn in serial_numbers if
+                          _device_by_sn[sn].port is not None or _device_by_sn[sn].is_dds}
 
-    usb_serial_numbers = { sn for sn in serial_numbers if _device_by_sn[sn].port is not None }
-
+    _wait_for(serial_numbers, timeout=timeout) # make sure devices are added before doing hw reset
     for sn in serial_numbers:
         dev = get( sn ).handle
         dev.hardware_reset()
     #
 
-    if usb_serial_numbers:
-        _wait_until_removed( usb_serial_numbers )
+    if removable_devs_sns:
+        _wait_until_removed( removable_devs_sns )
+        # if relevant, we need to handle case where we have both removable and non-removable devices
     else:
         # normally we will get here with a mipi device,
         # we want to allow some time for the device to reinitialize as it was not disconnected

unit-tests/run-unit-tests.py

@@ -480,8 +480,8 @@ def test_wrapper( test, configuration=None, repetition=1, serial_numbers=None ):
         if pyrs:
             sys.path.insert( 1, pyrs_path )  # Make sure we pick up the right pyrealsense2!
         from rspy import devices
-
-        devices.query( hub_reset = hub_reset ) #resets the device
+        disable_dds = "dds" not in context
+        devices.query( hub_reset = hub_reset, disable_dds=disable_dds ) #resets the device
         devices.map_unknown_ports()
         #
         # Under a development environment (i.e., without a hub), we may only have one device connected
@@ -594,8 +594,8 @@ def test_wrapper( test, configuration=None, repetition=1, serial_numbers=None ):
                     try:
                         log.d( 'configuration:', configuration_str( configuration, repetition, sns=serial_numbers ) )
                         log.debug_indent()
-                        if not no_reset:
-                            devices.enable_only( serial_numbers, recycle=True )
+                        should_reset = not no_reset
+                        devices.enable_only( serial_numbers, recycle=should_reset )
                     except RuntimeError as e:
                         log.w( log.red + test.name + log.reset + ': ' + str( e ) )
                     else: