New file, to test for just-fixed bug in date.

See today's change in lib/getdate.y.

tests/misc/date-sec

@@ -0,0 +1,45 @@
+#!/bin/sh
+# Ensure that a command like
+# `date --date="21:04 +0100" +%S' always prints `00'.
+# Before coreutils-5.2.1, it would print the seconds from the current time.
+
+if test "$VERBOSE" = yes; then
+  set -x
+  date --version
+fi
+
+pwd=`pwd`
+t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
+trap 'status=$?; cd $pwd; chmod -R u+rwx $t0; rm -rf $t0 && exit $status' 0
+trap '(exit $?); exit $?' 1 2 13 15
+
+framework_failure=0
+mkdir -p $tmp || framework_failure=1
+cd $tmp || framework_failure=1
+
+if test $framework_failure = 1; then
+  echo "$0: failure in testing framework" 1>&2
+  (exit 1); exit 1
+fi
+
+fail=0
+
+n=0
+# Ensure that the current number of seconds is not just before `00'.
+s=`date +%S`
+case "$s" in
+  58) n=3;;
+  59) n=2;;
+  00) n=1;;
+esac
+
+# If necessary, wait for the system clock to pass the minute mark.
+test $n = 0 || { echo sleeping for $n seconds...; sleep $n; }
+
+s=`date --date="21:04 +0100" +%S`
+case "$s" in
+  00) ;;
+  *) fail=1;;
+esac
+
+(exit $fail); exit $fail