Actually add testfile.

tests/test_make_canonical_name.py

@@ -0,0 +1,23 @@
+from iottb.contexts import make_canonical_name
+
+import pytest
+
+
+class TestMakeCanonicalName:
+
+    def test_normalizes_name_with_spaces_to_dashes(self):
+        name = "Device Name With Spaces"
+        expected_canonical_name = "device-name"
+        canonical_name, aliases = make_canonical_name(name)
+        assert canonical_name == expected_canonical_name
+        assert "device-name-with-spaces" in aliases
+        assert "device-name" in aliases
+        assert "Device Name With Spaces" in aliases
+
+    def test_name_with_no_spaces_or_special_characters(self):
+        name = "DeviceName123"
+        expected_canonical_name = "devicename123"
+        canonical_name, aliases = make_canonical_name(name)
+        assert canonical_name == expected_canonical_name
+        assert "DeviceName123" in aliases
+        assert "devicename123" in aliases