Fix logic issue found in tests

Author: KoolADE85

components/dash-core-components/src/fragments/RangeSlider.tsx

@@ -152,7 +152,7 @@ export default function RangeSlider(props: RangeSliderProps) {
         );
 
         const maxDecimalChars = Math.min(
-            String(stepValue).split('.')[1]?.length + 1 ?? 0,
+            (String(stepValue).split('.')[1]?.length ?? -1) + 1,
             3
         );
 

components/dash-core-components/tests/integration/misc/test_persistence.py

@@ -118,6 +118,7 @@ def make_output(*args):
     ]
 
     dash_dcc.start_server(app)
+    dash_dcc.driver.set_window_size(1024, 768)
     dash_dcc.wait_for_text_to_equal("#settings", json.dumps(initial_settings))
 
     dash_dcc.find_element("#checklist label:last-child input").click()  # 🚀

components/dash-core-components/tests/integration/sliders/test_sliders.py

@@ -60,9 +60,9 @@ def update_output(rng):
     dash_dcc.wait_for_text_to_equal("#out", "You have selected 5-15")
 
     slider = dash_dcc.find_element("#rangeslider")
-    dash_dcc.click_at_coord_fractions(slider, 0.15, 0.25)
+    dash_dcc.click_at_coord_fractions(slider, 0.2, 0.25)
     dash_dcc.wait_for_text_to_equal("#out", "You have selected 3-15")
-    dash_dcc.click_at_coord_fractions(slider, 0.5, 0.25)
+    dash_dcc.click_at_coord_fractions(slider, 0.51, 0.25)
     dash_dcc.wait_for_text_to_equal("#out", "You have selected 3-10")
 
     assert dash_dcc.get_logs() == []