Create pyats_addvlan_ossfuzz.py (#5)

pyats_addvlan_ossfuzz.py

@@ -0,0 +1,30 @@
+from hypothesis import given, strategies as st
+from pyats import aetest
+from pyats.topology import loader
+import io
+
+# Assuming the device configuration functions are accessible
+def add_vlan(device, vlan_id, interface_name):
+    config_commands = f'''
+        interface {interface_name}
+        switchport mode trunk
+        switchport trunk allowed vlan add {vlan_id}
+    '''
+    device.configure(config_commands)
+
+def verify_vlan(device, vlan_id, interface_name):
+    output = device.execute(f'show interfaces {interface_name} switchport')
+    return f'Trunking VLANs Enabled: {vlan_id}' in output
+
+@given(vlan_id=st.integers(min_value=1, max_value=4095), interface_name=st.text())
+def test_add_vlan(vlan_id, interface_name):
+    # Replace with actual testbed loading and device connection
+    testbed = loader.load('testbed.yaml')
+    device = testbed.devices['switch']
+    device.connect()
+
+    # Run fuzzing
+    add_vlan(device, vlan_id, interface_name)
+    assert verify_vlan(device, vlan_id, interface_name)
+
+    device.disconnect()