feat: exit the Populate function when another one is started

+ add test for the extract_fetured_artists_from_title function

tests/test.py

@@ -1,18 +0,0 @@
-from app.utils import extract_featured_artists_from_title
-
-
-def test_extract_featured_artists_from_title():
-    test_titles = [
-        "Own it (Featuring Ed Sheeran & Stormzy)",
-        "Godzilla (Deluxe)(Feat. Juice Wrld)(Deluxe)",
-        "Simmer (with Burna Boy)",
-    ]
-
-    expected_test_artists = [
-        ["Ed Sheeran", "Stormzy"],
-        ['Juice Wrld'],
-        ["Burna Boy"]
-    ]
-
-    for title, expected in zip(test_titles, expected_test_artists):
-        assert extract_featured_artists_from_title(title) == expected

tests/test_utils.py

@@ -0,0 +1,33 @@
+import app.utils
+from hypothesis import given, strategies as st
+from app.utils import extract_featured_artists_from_title
+
+
+def test_extract_featured_artists_from_title():
+    test_titles = [
+        "Own it (Featuring Ed Sheeran & Stormzy)",
+        "Autograph (On my line)(Feat. Lil Peep)(Deluxe)",
+        "Why so sad? (with Juice Wrld, Lil Peep)",
+        "Why so sad? (with Juice Wrld/Lil Peep)",
+        "Simmer (with Burna Boy)",
+        "Simmer (without Burna Boy)"
+    ]
+
+    results = [
+        ["Ed Sheeran", "Stormzy"],
+        ['Lil Peep'],
+        ["Juice Wrld", "Lil Peep"],
+        ["Juice Wrld", "Lil Peep"],
+        ["Burna Boy"],
+        []
+    ]
+
+    for title, expected in zip(test_titles, results):
+        assert extract_featured_artists_from_title(title) == expected
+
+
+# === HYPOTHESIS GHOSTWRITER TESTS ===
+
+@given(__dir=st.text(), full=st.booleans())
+def test_fuzz_run_fast_scandir(__dir: str, full) -> None:
+    app.utils.run_fast_scandir(_dir=__dir, full=full)