#1715 - Added Link class in physical_layer.py. Also added NIC class in physical_layer.py for #1672. Added attributes and public API functions. test_physical_layer.py ready to house the tests once logic has been implemented.

tests/unit_tests/_primaite/_simulator/_network/test_physical_layer.py

@@ -0,0 +1,26 @@
+import re
+
+import pytest
+
+from primaite.simulator.network.physical_layer import generate_mac_address
+
+
+def test_mac_address_generation():
+    """Tests random mac address generation."""
+    mac_address = generate_mac_address()
+    assert re.match("[0-9a-f]{2}([-:]?)[0-9a-f]{2}(\\1[0-9a-f]{2}){4}$", mac_address)
+
+
+def test_mac_address_with_oui():
+    """Tests random mac address generation with oui."""
+    oui = "aa:bb:cc"
+    mac_address = generate_mac_address(oui=oui)
+    assert re.match("[0-9a-f]{2}([-:]?)[0-9a-f]{2}(\\1[0-9a-f]{2}){4}$", mac_address)
+    assert mac_address[:8] == oui
+
+
+def test_invalid_oui_mac_address():
+    """Tests random mac address generation fails with invalid oui."""
+    invalid_oui = "aa-bb-cc"
+    with pytest.raises(ValueError):
+        generate_mac_address(oui=invalid_oui)