A regression test using the Perl TAP tools
TAP test is a regression test which uses the Perl TAP tools, which provide more flexible possibilities for testing than the SQL-based regression tests.
TAP tests and the associated infrastructure were first added in PostgreSQL 9.4.
- PostgreSQL must have been compiled with the --enable-tap-tests option
- the Perl module
IPC::Runmust be present (this is widely available and often installed by default)