Autocomplete tags in the preview panel

tagstudio/tests/qt/test_tag_widget.py

@@ -108,3 +108,27 @@ def test_tag_widget_edit(qtbot, qt_driver, library, entry_full):
  assert isinstance(panel, BuildTagPanel)
  assert panel.tag.name == tag.name
  assert panel.name_field.text() == tag.name
+
+def test_tag_widget_autocomplete(qtbot, qt_driver, library):
+ # Given
+ entry = next(library.get_entries(with_joins=True))
+ field = entry.tag_box_fields[0]
+
+ tag_widget = TagBoxWidget(field, "title", qt_driver)
+ tag_widget.driver.selected = [0]
+
+ qtbot.add_widget(tag_widget)
+
+ # Test autocomplete
+ tag_widget.tag_entry.setText("arch")
+ tag_widget.tag_entry.returnPressed.emit()
+
+ entry = next(library.get_entries(with_joins=True)) # Update entry
+ assert len(entry.tags) == 2
+
+ # Test unmatched autocomplete
+ tag_widget.tag_completer.activated.emit("missing")
+
+ entry = next(library.get_entries(with_joins=True)) # Update entry
+ assert len(entry.tags) == 2
+