epubcheck
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w3c
The conformance checker for EPUB publications
Consider the following content file: ``` CSS test for :is :is(h1,h2,h3,h4,h5,h6,a) abbr{border:none} This is a possible epubcheck bug... ``` the epubcheck response is as follows: > Validating using EPUB version...
Epubcheck always emits an error on `link rel="record"` if the `media-type` attribute is missing, but we changed the requirement for 3.1 so that `media-type` is only required for resources in...
I noticed this test in package-document.feature refers to issue #522 for making it a warning: ``` Scenario: default vocabularies must not be assigned a prefix Note: This should be an...
Another weird test/restriction I've come across is in content-publication.feature where the "Report a `poster` attribute that references an invalid media type" scenario doesn't recognize a manifest fallback. Even if I...
epubcheck reports the CSS `font-size: initial;` as an error. ``` $ epubcheck --locale en -mode exp "$epubdir" Validating using EPUB version 3.2 rules. ERROR(CSS-020): …/stylesheet.css(435,2): CSS font selector declaration uses...
For a URI like `Test 2`, epubcheck 4.2.6 reports: > ERROR(RSC-020): example.epub/EPUB/xhtml/epub30-overview.xhtml(8,35): "mailto:abc|@example.com" is not a valid URI. According to RFC5322, the pipe character is an allowed character for the...
Test case : - the viewport (height or width) without proper value, such as `height=705, width=` ePubCheck 4.2.4 : - output `ERROR(HTM-046)` in **fixed layout** epub - but `all pass`...
This test in content-publication.feature checks that the media types declared on `object` tags match the manifest. > Scenario: Report an `object` element with a media type not matching the Package...
Currently, `` is url-decoded to `difficult_filename_#.png` and then interpreted as a url fragment, which feels like incorrect behavior. It's unlikely this change is in the right place, so I'm making...
