[otci] support MLE Discovery (#7073)

tools/otci/otci/command_handlers.py

@@ -86,7 +86,7 @@ class OtCliCommandRunner(OTCommandHandler):
                                     r')')
     """regex used to filter logs"""
 
-    __ASYNC_COMMANDS = {'scan', 'ping'}
+    __ASYNC_COMMANDS = {'scan', 'ping', 'discover'}
 
     def __init__(self, otcli: OtCliHandler, is_spinel_cli=False):
         self.__otcli: OtCliHandler = otcli

tools/otci/otci/otci.py

@@ -225,9 +225,15 @@ class OTCI(object):
         """Stop sending ICMPv6 Echo Requests."""
         self.execute_command('ping stop')
 
+    def discover(self, channel: int = None) -> List[Dict[str, Any]]:
+        """Perform an MLE Discovery operation."""
+        return self.__scan_networks('discover', channel)
+
     def scan(self, channel: int = None) -> List[Dict[str, Any]]:
         """Perform an IEEE 802.15.4 Active Scan."""
-        cmd = 'scan'
+        return self.__scan_networks('scan', channel)
+
+    def __scan_networks(self, cmd: str, channel: int = None) -> List[Dict[str, Any]]:
         if channel is not None:
             cmd += f' {channel}'
 

tools/otci/tests/test_otci.py

@@ -270,6 +270,7 @@ class TestOTCI(unittest.TestCase):
         logging.info("Leader router table: %r", leader.get_router_table())
         self.assertFalse(list(leader.get_router_table().values())[0].is_link_established)
 
+        logging.info('discover: %r', leader.discover())
         logging.info('scan: %r', leader.scan())
         logging.info('scan energy: %r', leader.scan_energy())
 
@@ -613,6 +614,7 @@ class TestOTCI(unittest.TestCase):
 
         child1.ifconfig_up()
 
+        logging.info("child1 discover: %r", child1.discover())
         logging.info("child1 scan: %r", child1.scan())
         logging.info("child1 scan energy: %r", child1.scan_energy())