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* [PATCH xfstests 1/2] common/casefold: Add infrastructure to test filename casefold feature
@ 2019-05-06 18:59 Gabriel Krisman Bertazi
  2019-05-06 18:59 ` [PATCH xfstests 2/2] ext4/035: Add tests for filename casefolding feature Gabriel Krisman Bertazi
  2019-05-06 20:03 ` [PATCH xfstests 1/2] common/casefold: Add infrastructure to test filename casefold feature Theodore Ts'o
  0 siblings, 2 replies; 4+ messages in thread
From: Gabriel Krisman Bertazi @ 2019-05-06 18:59 UTC (permalink / raw)
  To: fstests; +Cc: tytso, linux-ext4, Gabriel Krisman Bertazi

Add a set of basic helper functions to simplify the testing of
casefolding capable filesystems.

Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
---
 common/casefold | 74 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 common/casefold

diff --git a/common/casefold b/common/casefold
new file mode 100644
index 000000000000..c2436179265e
--- /dev/null
+++ b/common/casefold
@@ -0,0 +1,74 @@
+#-----------------------------------------------------------------------
+#
+# Common functions for testing filename casefold feature
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2018 Collabora, Ltd.  All Rights Reserved.
+#
+# Author: Gabriel Krisman Bertazi <krisman@collabora.com>
+#
+# 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.
+#
+# This program is distributed in the hope that it would 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, write the Free Software Foundation,
+# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#-----------------------------------------------------------------------
+
+_has_casefold_feature() {
+    dumpe2fs -h "$1" 2>&1 | grep -Gq "Filesystem features.*casefold"
+}
+
+_require_test_casefold_feature () {
+    _has_casefold_feature $TEST_DEV || \
+	_notrun "Feature casefold required for this test"
+}
+_require_scratch_casefold_feature () {
+    _has_casefold_feature $SCRATCH_DEV || \
+	_notrun "Feature casefold required for this test"
+}
+_exclude_test_casefold_feature () {
+    _has_casefold_feature $TEST_DEV && \
+	_notrun "Feature casefold forbidden for this test"
+}
+_exclude_scratch_casefold_feature () {
+    _has_casefold_feature $SCRATCH_DEV && \
+	_notrun "Feature casefold forbidden for this test"
+}
+
+_casefold_check_exact_name () {
+    # To get the exact disk name, we need some method that does a
+    # getdents() on the parent directory, such that we don't get
+    # normalized/casefolded results.  'Find' works ok.
+    basedir=$1
+    exact_name=$2
+    find ${basedir} | grep -q ${exact_name}
+}
+
+_try_set_casefold_attr () {
+    chattr +F "${1}" &>/dev/null
+}
+
+_try_unset_casefold_attr () {
+    chattr -F "${1}" &>/dev/null
+}
+
+_set_casefold_attr () {
+    _try_set_casefold_attr "${1}" || \
+	_fail "Unable to set casefold attribute on ${1}"
+}
+
+_unset_casefold_attr () {
+    _try_unset_casefold_attr "${1}" || \
+	_fail "Unable to unset casefold attribute on ${1}"
+}
+
+_is_casefolded_dir () {
+    lsattr -ld "${1}" | grep -q "Casefold"
+}
-- 
2.20.1

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2019-05-06 18:59 [PATCH xfstests 1/2] common/casefold: Add infrastructure to test filename casefold feature Gabriel Krisman Bertazi
2019-05-06 18:59 ` [PATCH xfstests 2/2] ext4/035: Add tests for filename casefolding feature Gabriel Krisman Bertazi
2019-05-06 20:03 ` [PATCH xfstests 1/2] common/casefold: Add infrastructure to test filename casefold feature Theodore Ts'o
2019-05-06 20:32   ` Gabriel Krisman Bertazi

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