libcppunit-subunit-dev 1.4.0-0ubuntu1 (amd64 binary) in ubuntu focal

 subunit is a protocol for test activity reporting. The
 SubunitTestProgressListener permits outputting Subunit from a CPPUnit test
 suite.
 .
 The libcppunit-subunit-dev package contains the C++ development headers,
 pkgconfig data file and a static version of the library.