Daniel Gustafsson <daniel(at)yesql(dot)se> writes:
> Attached is a small addition mentioning PG_TEST_NOCLEAN
Maybe could use a bit of copy-editing, say
Data directories will also be left behind for analysis when a test fails;
they are named according to the test filename. But if the environment
variable PG_TEST_NOCLEAN is set, data directories will be retained
regardless of test status.
regards, tom lane