Fix tests that were failing prior to changes in previous commit.

tests/integration/test_base.py

@@ -50,6 +50,9 @@ class BaseIntegrationTest(SeleniumBaseTest):
     def _get_feedback_message(self):
         return self._page.find_element_by_css_selector(".feedback .message")
 
+    def scroll_down(self, pixels=50):
+        self.browser.execute_script("$(window).scrollTop({})".format(pixels))
+
     def get_element_html(self, element):
         return element.get_attribute('innerHTML').strip()
 

tests/integration/test_interaction.py

@@ -129,9 +129,11 @@ class InteractionTestFixture(BaseIntegrationTest):
                 input_div = self._get_input_div_by_value(item_key)
                 self.wait_until_has_class('correct', input_div)
 
-        self.wait_until_exists('.reset-button')
         self.wait_until_html_in(self.feedback['final'], self._get_feedback_message())
 
+        # Scroll "Reset exercise" button into view to make sure Selenium can successfully click it
+        self.scroll_down()
+
         reset = self._page.find_element_by_css_selector('.reset-button')
         reset.click()