diff options
Diffstat (limited to 'Test/A08time.ztst')
| -rw-r--r-- | Test/A08time.ztst | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/Test/A08time.ztst b/Test/A08time.ztst index 22a460f5e..4a41cc76a 100644 --- a/Test/A08time.ztst +++ b/Test/A08time.ztst @@ -11,9 +11,44 @@ (time cat) >&/dev/null 0:`time' keyword (status only) - ( TIMEFMT='%E %mE %uE %* %m%mm %u%uu'; time (:) ) + ( TIMEFMT='%E %mE %uE %nE %* %m%mm %u%uu %n%nn'; time (:) ) 0:`time' keyword with custom TIMEFMT -*?[0-9]##.[0-9](#c2)s [0-9]##ms [0-9]##us %\* %m%mm %u%uu +*?[0-9]##.[0-9](#c2)s [0-9]##ms [0-9]##us [0-9]##ns %\* %m%mm %u%uu %n%nn + + ( TIMEFMT='x %U %S %E'; time (:) ) +0:TIMEFMT %[USE] use centisecond precision +*?x( <0-9>.<00-99>s)(#c3) + + ( TIMEFMT='x %*U %*S %*E'; time (:) ) +0:TIMEFMT %*[USE] use millisecond precision +*?x( <0-9>.<000-999>)(#c3) + + ( TIMEFMT='%nU %nS'; time (read -k3 -t0.1) ) +1:TIMEFMT %nU and %nS are limited to microsecond precision +*?[1-9][0-9]#000ns [1-9][0-9]#000ns + +# SECONDS (after - before) must be greater than the elapsed time, but not much +# greater. 25% was picked arbitrarily as something that hopefully will prevent +# the test from failing on slow machines + ( + typeset -F SECONDS + TIMEFMT=%nE + a=$SECONDS + t=$( (time (read -k3 -t0.1)) 2>&1 ) + b=$SECONDS + s=$(( b - a )) + t=$(( ${t%ns}.0 / 10**9 )) + echo $s $t $(( s > t )) $(( t > s - (s * 0.25) )) + ) +0:`time' elapsed time matches SECONDS +*>[0-9.]## [0-9.]## 1 1 + +# Again, the wide range here is an attempt to prevent this test from failing on +# slow machines. We don't care about the exact time, just that it's vaguely sane +# and that each representation has the same basis + ( TIMEFMT='%E %mE %uE %nE %*E'; time (read -k3 -t0.1) ) +1:TIMEFMT elapsed time values +*?0.<10-50>s <10-500>ms <100000-500000>us <100000000-500000000>ns 0.<100-500> time x=1 0:`time' simple assignment |