verify that value only changes on mouseup while drag_value changes on drag

Author: alexcjohnson

tests/integration/sliders/test_sliders.py

@@ -198,6 +198,7 @@ def update_output(value):
     dash_dcc.wait_for_text_to_equal("#out-drag-value", "You have dragged 15")
     dash_dcc.move_to_coord_fractions(slider, 0.5, 0.25)
     dash_dcc.wait_for_text_to_equal("#out-drag-value", "You have dragged 10")
+    dash_dcc.wait_for_text_to_equal("#out-value", "You have selected 5")
     dash_dcc.release()
     dash_dcc.wait_for_text_to_equal("#out-value", "You have selected 10")
 
@@ -237,5 +238,6 @@ def update_output(value):
     dash_dcc.click_and_hold_at_coord_fractions(slider, 0.25, 0.25)
     dash_dcc.move_to_coord_fractions(slider, 0.5, 0.25)
     dash_dcc.wait_for_text_to_equal("#out-drag-value", "You have dragged 10-15")
+    dash_dcc.wait_for_text_to_equal("#out-value", "You have selected 5-15")
     dash_dcc.release()
     dash_dcc.wait_for_text_to_equal("#out-value", "You have selected 10-15")