Fixed test error based on starting debugging in continue mode

Author: jmwright

tests/test_app.py

@@ -460,7 +460,7 @@ def check_no_error_occured():
 
     check_no_error_occured()
 
-    assert variables.model().rowCount() == 1
+    assert variables.model().rowCount() == 2
     assert number_visible_items(viewer) == 3
 
     # test breakpoint
@@ -486,7 +486,7 @@ def check_no_error_occured():
     assert variables.model().rowCount() == 2
     assert number_visible_items(viewer) == 4
 
-    # test breakpoint without using singals
+    # test breakpoint without using signals
     ev = event_loop(
         [
             lambda: (cont.triggered.emit(),),