# produces useful output

    Test passed 
    -- Failure ('reporters/tests.R:12'): Failure:1 ---------------------------------
    FALSE is not TRUE
    
    `actual`:   FALSE
    `expected`: TRUE 
    
    -- Failure ('reporters/tests.R:17'): Failure:2a --------------------------------
    FALSE is not TRUE
    
    `actual`:   FALSE
    `expected`: TRUE 
    Backtrace:
     1. f()
          at reporters/tests.R:17:2
     2. testthat::expect_true(FALSE)
          at reporters/tests.R:16:7
    
    -- Error ('reporters/tests.R:23'): Error:1 -------------------------------------
    Error in `eval(code, test_env)`: stop
    
    -- Error ('reporters/tests.R:31'): errors get tracebacks -----------------------
    Error in `h()`: !
    Backtrace:
     1. f()
          at reporters/tests.R:31:2
     2. g()
          at reporters/tests.R:27:7
     3. h()
          at reporters/tests.R:28:7
    
    -- Skip ('reporters/tests.R:37'): explicit skips are reported ------------------
    Reason: skip
    
    -- Skip ('reporters/tests.R:40'): empty tests are implicitly skipped -----------
    Reason: empty test
    
    -- Warning ('reporters/tests.R:49'): warnings get backtraces -------------------
    def
    Backtrace:
     1. f()
          at reporters/tests.R:49:2
    
    -- Skip ('reporters/tests.R:45'): warnings get backtraces ----------------------
    Reason: empty test
    

