8IBUJTUFTUDBDIJOH if the test executable and command line match a previous run and the files and environment variables consulted by that run have not changed either, go test will print the previous test output, replacing the elapsed time with the string “(cached).”
-FU`TDBDIF w "MMPGTUBUFMFTTUFTUTXPVMECFDBDIFEBOE IJHIQFSGPSNBODF w (PDBDIFEFQFOETPOCJOBSZDBDIFBOE SFDPSEPGUIFFYQJSBUJPOUJNF w *UJTKVTUBOFXGFBUVSFTPMFU`TDPOUSJCVUFUP (P