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test/ text-ui/ pause-on-fail
schemeunit-test?

4 Miscellaneous procedures

(test/text-ui/pause-on-fail test)  integer?
  test : schemeunit-test?
Version of Schemeunit.plt’s test/text-ui procedure that pauses after each failed test and asks you if you wish to continue running tests. This is useful as it allows you to inspect the state of the web page at the point of failure to see what went wrong.

(schemeunit-test? test)  boolean
  test : any
Predicate that returns #t if test is either a SchemeUnit test suite or test case, and #f otherwise.