fix test_chart

tests/test_chart.py

@@ -73,18 +73,19 @@ def test_removing_chart_series(screen: Screen):
     assert len(screen.selenium.find_elements(By.CSS_SELECTOR, '.highcharts-point')) == 3
 
 
-def test_extra(screen: Screen):
-    ui.chart({'chart': {'type': 'solidgauge'}}, extras=['solid-gauge'])
+def test_missing_extra(screen: Screen):
+    # NOTE: This test does not work after test_extra() has been run, because conftest won't reset libraries correctly.
+    ui.chart({'chart': {'type': 'solidgauge'}})
 
     screen.open('/')
-    assert screen.selenium.find_elements(By.CSS_SELECTOR, '.highcharts-pane')
+    assert not screen.selenium.find_elements(By.CSS_SELECTOR, '.highcharts-pane')
 
 
-def test_missing_extra(screen: Screen):
-    ui.chart({'chart': {'type': 'solidgauge'}})
+def test_extra(screen: Screen):
+    ui.chart({'chart': {'type': 'solidgauge'}}, extras=['solid-gauge'])
 
     screen.open('/')
-    assert not screen.selenium.find_elements(By.CSS_SELECTOR, '.highcharts-pane')
+    assert screen.selenium.find_elements(By.CSS_SELECTOR, '.highcharts-pane')
 
 
 def test_stock_chart(screen: Screen):