Test custom format

Author: ajdapretnar

Orange/widgets/data/tests/test_oweditdomain.py

@@ -340,6 +340,34 @@ def test_time_variable_preservation(self):
         output = self.get_output(self.widget.Outputs.data)
         self.assertEqual(str(table[0, 4]), str(output[0, 4]))
 
+    def test_custom_format(self):
+        time_variable = StringVariable("Date")
+        data = [
+            ["2024-001"],
+            ["2024-032"],
+            ["2024-150"],
+            ["2024-365"]
+        ]
+        table = Table.from_list(Domain([], metas=[time_variable]), data)
+        self.send_signal(self.widget.Inputs.data, table)
+        model = self.widget.domain_view.model()
+        index = self.widget.variables_view.model().index
+        self.widget.variables_view.setCurrentIndex(index(0))
+
+        editor = self.widget.findChild(TimeVariableEditor)
+        idx = editor.format_cb.count() - 1
+        editor.format_cb.setCurrentIndex(idx)
+        editor.variable_changed.emit()
+        editor.custom_edit.setText("%Y-%j")
+        editor._on_custom_change()
+        model.setData(model.index(0, 0), [AsTime()], TransformRole)
+
+        self.widget.commit()
+        output = self.get_output(self.widget.Outputs.data)
+        print(output.domain.metas)
+        self.assertEqual(str(table[0].metas[0]), "2024-001")
+        self.assertEqual(str(output[0].metas[0]), "2024-01-01")
+
     def test_restore(self):
         iris = self.iris
         viris = (