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authorJim Meyering <meyering@redhat.com>2011-01-28 22:31:23 +0100
committerJim Meyering <meyering@redhat.com>2011-01-30 20:44:11 +0100
commit72b86ad4e8708519c026f239e8f346c0de89c70d (patch)
treed01eac3c4237034c70c4a8255e882984574ae53d /tests
parent790a4654ae319d0ae7770fa93a5c5cef2acab624 (diff)
downloadcoreutils-72b86ad4e8708519c026f239e8f346c0de89c70d.tar.xz
tests: ensure that FIEMAP-enabled cp copies a sparse file efficiently
* tests/cp/fiemap-perf: New file. * tests/Makefile.am (TESTS): Add it.
Diffstat (limited to 'tests')
-rw-r--r--tests/Makefile.am1
-rwxr-xr-xtests/cp/fiemap-perf32
2 files changed, 33 insertions, 0 deletions
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 847f18136..7855ac519 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -320,6 +320,7 @@ TESTS = \
cp/dir-vs-file \
cp/existing-perm-race \
cp/fail-perm \
+ cp/fiemap-perf \
cp/file-perm-race \
cp/into-self \
cp/link \
diff --git a/tests/cp/fiemap-perf b/tests/cp/fiemap-perf
new file mode 100755
index 000000000..6c588cbc5
--- /dev/null
+++ b/tests/cp/fiemap-perf
@@ -0,0 +1,32 @@
+#!/bin/sh
+# ensure that a sparse file is copied efficiently, by default
+
+# Copyright (C) 2011 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
+print_ver_ cp
+
+# Require a fiemap-enabled FS.
+df -T -t btrfs -t xfs -t ext4 -t ocfs2 . \
+ || skip_ "this file system lacks FIEMAP support"
+
+# Create a large-but-sparse file.
+timeout 10 truncate -s1T f || framework_failure_
+
+# Nothing can read (much less write) that many bytes in so little time.
+timeout 10 cp f f2 || fail=1
+
+Exit $fail