Automated MAT test doesn't fail if sample PDF is clean
Originally created by @anonym on #9136 (Redmine)
It just writes a warning to stderr, but since the sample PDF is dirty, this is actually an error.
Feature Branch: test/9136-fix-mat
Originally created by @anonym on #9136 (Redmine)
It just writes a warning to stderr, but since the sample PDF is dirty, this is actually an error.
Feature Branch: test/9136-fix-mat