tests/strace-S.test: fix testing 64-bit strace using a 32-bit userspace

* tests/strace-S.test: Measure wall clock time instead of system time.
Use local "./readv" instead of system "date" as a sample executable.

Reported-by: Steve McIntyre <steve@einval.com>

diff --git a/tests/strace-S.test b/tests/strace-S.test
index c0e954989be1e3323b365d36f9a6383bf789826c..44c15ccd6ce1ad14d1c39d61ade61ce6e33c5a4c 100755 (executable)
--- a/tests/strace-S.test
+++ b/tests/strace-S.test
@@ -4,7 +4,7 @@
 
 . "${srcdir=.}/init.sh"
 
-run_prog_skip_if_failed date > /dev/null
+run_prog ./readv > /dev/null
 
 test_c()
 {
@@ -13,7 +13,7 @@ test_c()
        sortopts="$1"; shift
        sedexpr="$1"; shift
 
-       run_strace -c -S "$sortby" date > /dev/null
+       run_strace -c -w -S "$sortby" ./readv > /dev/null
        sed -ne "$sedexpr" < "$LOG" > "$OUT"
 
        [ -s "$OUT" ] ||