replace positive tab index values in the platform

TNL-4705

common/test/acceptance/pages/lms/textbook_view.py

+"""
+Course Textbooks page.
+"""
+
+from .course_page import CoursePage
+from bok_choy.promise import EmptyPromise
+
+
+class TextbookViewPage(CoursePage):
+    """
+    Course Textbooks page.
+    """
+
+    url_path = "pdfbook/0/"
+
+    def is_browser_on_page(self):
+        return self.q(css='.book-sidebar').present
+
+    def switch_to_pdf_frame(self, test):
+        """
+        Waits for pdf frame to load, then switches driver to the frame
+        """
+        EmptyPromise(
+            lambda: self.q(css='iframe').present, "Iframe loaded"
+        ).fulfill()
+
+        driver = test.get_web_driver()
+        driver.switch_to_frame(driver.find_element_by_tag_name("iframe"))

common/test/acceptance/pages/studio/textbooks.py → common/test/acceptance/pages/studio/textbook_upload.py

@@ -8,7 +8,7 @@ from ..common.utils import click_css
 from .course_page import CoursePage
 
 
-class TextbooksPage(CoursePage):
+class TextbookUploadPage(CoursePage):
     """
     Course Textbooks page.
     """
@@ -41,7 +41,7 @@ class TextbooksPage(CoursePage):
         Uploads a pdf textbook.
         """
         # If the pdf upload section has not yet been toggled on, click on the upload pdf button
-        test_dir = path(__file__).abspath().dirname().dirname().dirname()
+        test_dir = path(__file__).abspath().dirname().dirname().dirname().dirname()  # pylint:disable=no-value-for-parameter
         file_path = test_dir + '/data/uploads/' + file_name
 
         click_css(self, ".edit-textbook .action-upload", require_notification=False)
@@ -70,3 +70,13 @@ class TextbooksPage(CoursePage):
             return False
 
         return response.status_code == 200
+
+    def upload_new_textbook(self):
+        """
+        Fills out form to upload a new textbook
+        """
+        self.open_add_textbook_form()
+        self.upload_pdf_file('textbook.pdf')
+        self.set_input_field_value('.edit-textbook #textbook-name-input', 'book_1')
+        self.set_input_field_value('.edit-textbook #chapter1-name', 'chap_1')
+        self.click_textbook_submit_button()

common/test/acceptance/tests/studio/test_studio_general.py

@@ -18,7 +18,7 @@ from ...pages.studio.settings import SettingsPage
 from ...pages.studio.settings_advanced import AdvancedSettingsPage
 from ...pages.studio.settings_graders import GradingPage
 from ...pages.studio.signup import SignupPage
-from ...pages.studio.textbooks import TextbooksPage
+from ...pages.studio.textbook_upload import TextbookUploadPage
 from ...fixtures.course import XBlockFixtureDesc
 
 from base_studio_test import StudioCourseTest
@@ -82,7 +82,7 @@ class CoursePagesTest(StudioCourseTest):
                 # AssetIndexPage, # TODO: Skip testing this page due to FEDX-88
                 CourseUpdatesPage,
                 PagesPage, ExportCoursePage, ImportCoursePage, CourseTeamPage, CourseOutlinePage, SettingsPage,
-                AdvancedSettingsPage, GradingPage, TextbooksPage
+                AdvancedSettingsPage, GradingPage, TextbookUploadPage
             ]
         ]
 

common/test/acceptance/tests/studio/test_studio_textbooks.py

@@ -2,7 +2,8 @@
 Acceptance tests for Studio related to the textbooks.
 """
 from common.test.acceptance.tests.studio.base_studio_test import StudioCourseTest
-from ...pages.studio.textbooks import TextbooksPage
+from ...pages.studio.textbook_upload import TextbookUploadPage
+from ...pages.lms.textbook_view import TextbookViewPage
 from ...tests.helpers import disable_animations
 from nose.plugins.attrib import attr
 
@@ -17,15 +18,17 @@ class TextbooksTest(StudioCourseTest):
         Install a course with no content using a fixture.
         """
         super(TextbooksTest, self).setUp(is_staff)
-        self.textbook_page = TextbooksPage(
+        self.textbook_upload_page = TextbookUploadPage(
             self.browser,
             self.course_info['org'],
             self.course_info['number'],
             self.course_info['run']
         )
-        self.textbook_page.visit()
+        self.textbook_upload_page.visit()
         disable_animations(self)
 
+        self.textbook_view_page = TextbookViewPage(self.browser, self.course_id)
+
     def test_create_first_book_message(self):
         """
         Scenario: A message is displayed on the textbooks page when there are no uploaded textbooks
@@ -33,7 +36,7 @@ class TextbooksTest(StudioCourseTest):
         And I have not yet uploaded a textbook
         Then I see a message stating that I have not uploaded any textbooks
         """
-        message = self.textbook_page.get_element_text('.wrapper-content .no-textbook-content')
+        message = self.textbook_upload_page.get_element_text('.wrapper-content .no-textbook-content')
         self.assertIn("You haven't added any textbooks", message)
 
     def test_new_textbook_upload(self):
@@ -43,9 +46,44 @@ class TextbooksTest(StudioCourseTest):
         And I have uploaded a PDF textbook and save the new textbook information
         Then the "View Live" link contains a link to the textbook in the LMS
         """
-        self.textbook_page.open_add_textbook_form()
-        self.textbook_page.upload_pdf_file('textbook.pdf')
-        self.textbook_page.set_input_field_value('.edit-textbook #textbook-name-input', 'book_1')
-        self.textbook_page.set_input_field_value('.edit-textbook #chapter1-name', 'chap_1')
-        self.textbook_page.click_textbook_submit_button()
-        self.assertTrue(self.textbook_page.is_view_live_link_worked())
+        self.textbook_upload_page.upload_new_textbook()
+        self.assertTrue(self.textbook_upload_page.is_view_live_link_worked())
+
+    @attr('a11y')
+    def test_textbook_page_a11y(self):
+        """
+        Uploads a new textbook
+        Runs an accessibility test on the textbook page in lms
+        """
+        self.textbook_upload_page.upload_new_textbook()
+        self.textbook_view_page.visit()
+
+        self.textbook_view_page.a11y_audit.config.set_rules({
+            'ignore': [
+                'color-contrast',  # AC-500
+                'skip-link',  # AC-501
+                'link-href',  # AC-502
+                'section'  # AC-503
+            ],
+        })
+        self.textbook_view_page.a11y_audit.check_for_accessibility_errors()
+
+    @attr('a11y')
+    def test_pdf_viewer_a11y(self):
+        """
+        Uploads a new textbook
+        Runs an accessibility test on the pdf viewer frame in lms
+        """
+        self.textbook_upload_page.upload_new_textbook()
+        self.textbook_view_page.visit()
+
+        self.textbook_view_page.switch_to_pdf_frame(self)
+        self.textbook_view_page.a11y_audit.config.set_rules({
+            'ignore': [
+                'html-lang',  # AC-504
+                'meta-viewport',  # AC-505
+                'skip-link',  # AC-506
+                'link-href',  # AC-507
+            ],
+        })
+        self.textbook_view_page.a11y_audit.check_for_accessibility_errors()

lms/templates/provider_login.html

@@ -43,11 +43,11 @@
 %endif
       <p>${_("Your username, email, and full name will be sent to {destination}, where the collection and use of this information will be governed by their terms of service and privacy policy.").format(destination=return_to)}</p>
       <label>${_("E-mail")}</label>
-      <input type="text" name="email" placeholder="${_('E-mail')}" tabindex="1" autofocus="autofocus" />
+      <input type="text" name="email" placeholder="${_('E-mail')}" autofocus="autofocus" />
       <label>${_("Password")}</label>
-      <input type="password" name="password" placeholder="${_('Password')}" tabindex="2" />
+      <input type="password" name="password" placeholder="${_('Password')}" />
       <div class="submit">
-        <input name="submit" type="submit" value="${_('Return To %s') % return_to}" tabindex="3" />
+        <input name="submit" type="submit" value="${_('Return To %s') % return_to}" />
       </div>
     </form>
   </div>

lms/templates/static_pdfbook.html

@@ -29,7 +29,7 @@ $(function(){
 <div class="book-wrapper">
     %if 'chapters' in textbook:
     <section class="book-sidebar" aria-label="${_('Textbook Navigation')}">
-        <ul id="booknav" tabindex="0">
+        <ul id="booknav">
           % for (index, entry) in enumerate(textbook['chapters']):
           <li>
             <a class="chapter" rel="${entry['url']}" href="#">${entry.get('title')}</a>
@@ -47,8 +47,6 @@ $(function(){
   width="856"
   height="1108"
   frameborder="0"
-  seamless
-  tabindex="1"
-  aria-live="polite"></iframe>
+  seamless></iframe>
 </div>
 </div>