Add tests for get_default_groups

nathanjmcdougall · nathanjmcdougall · commit e8afc9dbfe50 · 2025-03-05T16:10:16.000+13:00
diff --git a/tests/usethis/_integrations/uv/test_deps.py b/tests/usethis/_integrations/uv/test_deps.py
@@ -645,3 +645,30 @@ def test_dev_not_added_if_missing(self, tmp_path: Path):
             # Assert
             default_groups = get_pyproject_value(["tool", "uv", "default-groups"])
             assert set(default_groups) == {"test"}
+
+
+class TestGetDefaultGroups:
+    def test_empty_pyproject_toml(self, tmp_path: Path):
+        # Arrange
+        (tmp_path / "pyproject.toml").touch()
+
+        with change_cwd(tmp_path), PyprojectTOMLManager():
+            # Act
+            result = get_default_groups()
+
+            # Assert
+            assert result == []
+
+    def test_invalid_default_groups(self, tmp_path: Path):
+        # Arrange
+        (tmp_path / "pyproject.toml").write_text("""\
+[tool.uv]
+default-groups = "not a list"
+""")
+
+        with change_cwd(tmp_path), PyprojectTOMLManager():
+            # Act
+            result = get_default_groups()
+
+            # Assert
+            assert result == []
