@staticmethod
def workbench_scenarios():
    """A canned scenario for display in the workbench."""
    return [('HTML5XBlock', '<html5/>\n             '), (
        'HTML5XBlock with sanitized content',
        """<html5 data="My custom &lt;b&gt;html&lt;/b&gt;"/>
             """
        ), ('HTML5XBlock with JavaScript',
        """<html5
                    data="My custom &lt;b&gt;html&lt;/b&gt;&lt;script&gt;alert('With javascript');&lt;/script&gt;"
                    allow_javascript="true"
                />
             """
        ), ('HTML5XBlock with JavaScript not allowed',
        """<html5
                    data="My custom &lt;b&gt;html&lt;/b&gt;&lt;script&gt;alert('With javascript');&lt;/script&gt;"
                    allow_javascript="false"
                />
             """
        ), ('Multiple HTML5XBlock',
        """<vertical_demo>
                <html5/>
                <html5/>
                <html5/>
                </vertical_demo>
             """
        )]
