The packages comes with an extensive testsuite that is not run automatically on build.

debuild
make test  # as non-root

Variants exist depending on the version:

grep -B2 -A1 test: Makefile
make fulltest
make smoketest
...

To run a single set of tests:

./testfixture test/fts3corrupt4.test 

Package maintainer mentions: the upstream testing tools and cases are not open source.