To test if the identified remediation tools offer functionalities to fix the identified accessibility issues, we’ve built a set of test files, one for each starting format (EPUB 2, EPUB 3, EPUB Fixed Layout, PDF). We used these test files to carry out functional tests to assess which functionalities were present in a tool and which were missing. In these files, we included all the most recurrent accessibility issues according to our analysis of the publisher's provided ebook backlist.

The test suite is composed of five files: