auf Wrapper umgestellt, tests ergänzt

tests/test_tab_a_logic.py

@@ -0,0 +1,153 @@
+import unittest
+from pathlib import Path
+from tempfile import TemporaryDirectory
+
+from sn_plan41.ui.tab_a_logic import TabALogic # type: ignore
+from sn_basis.functions.variable_wrapper import get_variable # type: ignore
+from sn_basis.functions.sys_wrapper import file_exists # type: ignore
+
+
+class TestTabALogic(unittest.TestCase):
+
+    # -----------------------------------------------------
+    # 1. Verfahrens-DB setzen und laden
+    # -----------------------------------------------------
+    def test_verfahrens_db_set_and_load(self):
+        logic = TabALogic()
+
+        with TemporaryDirectory() as tmp:
+            db_path = Path(tmp) / "test.gpkg"
+            db_path.write_text("")
+
+            logic.set_verfahrens_db(str(db_path))
+
+            stored = get_variable("verfahrens_db", scope="project")
+            self.assertEqual(stored, str(db_path))
+
+            loaded = logic.load_verfahrens_db()
+            self.assertEqual(loaded, str(db_path))
+
+    # -----------------------------------------------------
+    # 2. Verfahrens-DB löschen
+    # -----------------------------------------------------
+    def test_verfahrens_db_clear(self):
+        logic = TabALogic()
+
+        logic.set_verfahrens_db(None)
+
+        stored = get_variable("verfahrens_db", scope="project")
+        self.assertEqual(stored, "")
+
+    # -----------------------------------------------------
+    # 3. Neue Verfahrens-DB anlegen
+    # -----------------------------------------------------
+    def test_create_new_verfahrens_db(self):
+        logic = TabALogic()
+
+        with TemporaryDirectory() as tmp:
+            db_path = Path(tmp) / "neu.gpkg"
+
+            result = logic.create_new_verfahrens_db(str(db_path))
+
+            self.assertTrue(result)
+            self.assertTrue(file_exists(db_path))
+
+            stored = get_variable("verfahrens_db", scope="project")
+            self.assertEqual(stored, str(db_path))
+
+    def test_create_new_verfahrens_db_with_none_path(self):
+        logic = TabALogic()
+        result = logic.create_new_verfahrens_db(None)
+        self.assertFalse(result)
+
+
+
+    # -----------------------------------------------------
+    # 4. Linkliste setzen und laden
+    # -----------------------------------------------------
+    def test_linkliste_set_and_load(self):
+        logic = TabALogic()
+
+        with TemporaryDirectory() as tmp:
+            link_path = Path(tmp) / "links.xlsx"
+            link_path.write_text("dummy")
+
+            logic.set_linkliste(str(link_path))
+
+            stored = get_variable("linkliste", scope="project")
+            self.assertEqual(stored, str(link_path))
+
+            loaded = logic.load_linkliste()
+            self.assertEqual(loaded, str(link_path))
+
+    # -----------------------------------------------------
+    # 5. Linkliste löschen
+    # -----------------------------------------------------
+    def test_linkliste_clear(self):
+        logic = TabALogic()
+
+        logic.set_linkliste(None)
+
+        stored = get_variable("linkliste", scope="project")
+        self.assertEqual(stored, "")
+
+    # -----------------------------------------------------
+    # 6. Layer-ID speichern
+    # -----------------------------------------------------
+    def test_verfahrensgebiet_layer_id_storage(self):
+        logic = TabALogic()
+
+        class MockLayer:
+            def id(self):
+                return "layer-123"
+
+        logic.save_verfahrensgebiet_layer(MockLayer())
+
+        stored = get_variable("verfahrensgebiet_layer", scope="project")
+        self.assertEqual(stored, "layer-123")
+
+    # -----------------------------------------------------
+    # 7. Ungültiger Layer wird ignoriert
+    # -----------------------------------------------------
+    def test_invalid_layer_is_rejected(self):
+        logic = TabALogic()
+
+        class InvalidLayer:
+            pass
+
+        logic.save_verfahrensgebiet_layer(InvalidLayer())
+
+        stored = get_variable("verfahrensgebiet_layer", scope="project")
+        self.assertEqual(stored, "")
+    #-----------------------------------------------------
+    # 8. Layer-ID wirft Exception
+    #----------------------------------------------------
+    def test_layer_id_raises_exception(self):
+        logic = TabALogic()
+
+        class BadLayer:
+            def id(self):
+                raise RuntimeError("boom")
+
+        logic.save_verfahrensgebiet_layer(BadLayer())
+
+        stored = get_variable("verfahrensgebiet_layer", scope="project")
+        self.assertEqual(stored, "")
+    # -----------------------------------------------------
+    # 11. Layer ID wird leer zurückgegeben
+    # ----------------------------------------------------- 
+    def test_layer_id_returns_empty(self):
+        logic = TabALogic()
+
+        class EmptyLayer:
+            def id(self):
+                return ""
+
+        logic.save_verfahrensgebiet_layer(EmptyLayer())
+
+        stored = get_variable("verfahrensgebiet_layer", scope="project")
+        self.assertEqual(stored, "")
+
+
+if __name__ == "__main__":
+    unittest.main()