Merge branch 'rs/unit-tests-test-run'

Unit-test framework has learned a simple control structure to allow embedding test statements in-line instead of having to create a new function to contain them. * rs/unit-tests-test-run: t-strvec: use if_test t-reftable-basics: use if_test t-ctype: use if_test unit-tests: add if_test unit-tests: show location of checks outside of tests t0080: use here-doc test body