tests: exercise du's --max-depth option

* tests/Makefile.am (TESTS): Add du/max-depth.
* tests/du/max-depth: New file.

diff --git a/tests/Makefile.am b/tests/Makefile.am
index a732c63..c458574 100644 (file)
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -350,6 +350,7 @@ TESTS =                                             \
   du/inaccessible-cwd                          \
   du/long-from-unreadable                      \
   du/long-sloop                                        \
+  du/max-depth                                 \
   du/no-deref                                  \
   du/no-x                                      \
   du/one-file-system                           \

diff --git a/tests/du/max-depth b/tests/du/max-depth
new file mode 100755 (executable)
index 0000000..4ddb6b7
--- /dev/null
+++ b/tests/du/max-depth
@@ -0,0 +1,31 @@
+#!/bin/sh
+# exercise du's --max-depth=N option
+
+# Copyright (C) 2010 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/>.
+
+. "${srcdir=.}/init.sh"; path_prepend_ ../src
+
+mkdir -p a/b/c/d/e || framework_failure_
+printf 'a/b/c\na/b\na\n' > exp || framework_failure_
+
+du --max-depth=2 a > out 2>err || fail=1
+
+# Remove the sizes.  They vary between file systems.
+cut -f2- out > k && mv k out
+compare out exp || fail=1
+compare err /dev/null || fail=1
+
+Exit $fail