Exercise xstrtol's diagnostics via pr's --pages option.

* tests/misc/xstrtol: New file.
* tests/misc/Makefile.am (TESTS): Add xstrtol.

ChangeLog

@@ -1,3 +1,9 @@
+2007-08-04  Jim Meyering  <jim@meyering.net>
+
+	Exercise xstrtol's diagnostics via pr's --pages option.
+	* tests/misc/xstrtol: New file.
+	* tests/misc/Makefile.am (TESTS): Add xstrtol.
+
 2007-08-04  Paul Eggert  <eggert@cs.ucla.edu>
 
 	Adapt to new human and xstrtol API.

tests/misc/Makefile.am

@@ -42,6 +42,7 @@ TESTS_ENVIRONMENT = \
 # will execute the test script rather than the standard utility.
 
 TESTS = \
+  xstrtol \
   arch \
   pr \
   df-P \

tests/misc/xstrtol

@@ -0,0 +1,69 @@
+#!/bin/sh
+# exercise xstrtol's diagnostics via pr
+
+# Copyright (C) 2007 Free Software Foundation, Inc.
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+if test "$VERBOSE" = yes; then
+  set -x
+  pr --version
+fi
+
+. $srcdir/../envvar-check
+
+: ${PERL=perl}
+: ${srcdir=.}
+
+$PERL -e 1 > /dev/null 2>&1 || {
+  echo 1>&2 "$0: configure didn't find a usable version of Perl," \
+    "so can't run this test"
+  exit 77
+}
+
+exec $PERL -w -I$srcdir/.. -MCoreutils -- - <<\EOF
+require 5.003;
+use strict;
+
+(my $ME = $0) =~ s|.*/||;
+
+# Turn off localisation of executable's output.
+@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
+
+my $prog = 'pr';
+my $too_big = '9' x 81; # Big enough to overflow a 256-bit integer.
+my @Tests =
+  (
+   # test-name, [option, option, ...] {OUT=>"expected-output"}
+
+   ['inval-suffix', "--pages=${too_big}h", {EXIT => 1},
+    {ERR=>"$prog: invalid suffix in --pages argument `${too_big}h'\n"}],
+
+   ['too-big', "--pages=$too_big", {EXIT => 1},
+    {ERR=>"$prog: --pages argument `$too_big' too large\n"}],
+
+   ['simply-inval', "--pages=x", {EXIT => 1},
+    {ERR=>"$prog: invalid --pages argument `x'\n"}],
+
+   # FIXME: should be lower case "invalid".
+   ['inv-pg-range', "--pages=9x", {EXIT => 1},
+    {ERR=>"$prog: Invalid page range `9x'\n"}],
+  );
+
+my $save_temps = $ENV{DEBUG};
+my $verbose = $ENV{VERBOSE};
+
+my $fail = run_tests ($ME, $prog, \@Tests, $save_temps, $verbose);
+exit $fail;
+EOF