test: cover missed branches

Safe-DS · Jan 14, 2025 · 0b783b7 · 0b783b7
1 parent 8c37532
commit 0b783b7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/tests/safeds/data/tabular/containers/_column/test_get_distinct_values.py b/tests/safeds/data/tabular/containers/_column/test_get_distinct_values.py
@@ -18,13 +18,17 @@
         ([1, 2, 1], True, [1, 2]),
         ([1, 2, 3, None], True, [1, 2, 3]),
         ([1, 2, 3, None], False, [1, 2, 3, None]),
+        ([None], True, []),
+        ([None], False, [None]),
     ],
     ids=[
         "empty",
         "no duplicates",
         "some duplicate",
         "with missing values (ignored)",
         "with missing values (not ignored)",
+        "only missing values (ignored)",
+        "only missing values (not ignored)",
     ],
 )
 def test_should_get_distinct_values(values: list[Any], ignore_missing_values: bool, expected: list[Any]) -> None: