Added a test back

.gitignore

@@ -43,3 +43,5 @@ glue/qt/glue_qt_resources.py
 .tox
 .vscode
 .history
+
+.qt_for_python/

glue/viewers/common/qt/data_slice_widget.py

@@ -27,7 +27,7 @@ def __init__(self, label='', world=None, lo=0, hi=10,
                  parent=None, world_unit=None,
                  world_warning=False):
 
-        super(SliceWidget, self).__init__(parent=parent)
+        super(SliceWidget, self).__init__(parent)
 
         self.state = SliceState()
         self.state.label = label

glue/viewers/image/qt/slice_widget.py

@@ -11,7 +11,7 @@
 
 class MultiSliceWidgetHelper(object):
 
-    def __init__(self, viewer_state=None, layout=None, *args, **kwargs):
+    def __init__(self, *args, viewer_state=None, layout=None, **kwargs):
 
         self.viewer_state = viewer_state
 
@@ -60,6 +60,7 @@ def sync_state_from_sliders(self, *args):
 
     @avoid_circular
     def sync_sliders_from_state(self, *args):
+
         if self.data is None or self.viewer_state.x_att is None or self.viewer_state.y_att is None:
             return
 

glue/viewers/profile/tests/test_state.py

@@ -44,6 +44,13 @@ def test_basic(self):
         assert_allclose(x, [0, 1, 2])
         assert_allclose(y, [3.5, 11.5, 19.5])
 
+    def test_basic_world(self):
+        self.viewer_state.x_att = self.data.world_component_ids[0]
+        x, y = self.layer_state.profile
+        assert_allclose(x, [0, 1, 2])
+        assert_allclose(y, [3.5, 11.5, 19.5])
+
+
     def test_x_att(self):
 
         self.viewer_state.x_att = self.data.pixel_component_ids[0]