[Qemu-devel] [PATCH 2/2] qemu-iotests: Some qemu-img convert tests

[Kevin Wolf <kwolf@redhat.com>]

This adds a regression test for some problems that the qemu-img convert
rewrite just fixed.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 tests/qemu-iotests/122     | 83 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/122.out | 30 +++++++++++++++++
 tests/qemu-iotests/group   |  1 +
 3 files changed, 114 insertions(+)
 create mode 100755 tests/qemu-iotests/122
 create mode 100644 tests/qemu-iotests/122.out

diff --git a/tests/qemu-iotests/122 b/tests/qemu-iotests/122
new file mode 100755
index 0000000..e0c472f
--- /dev/null
+++ b/tests/qemu-iotests/122
@@ -0,0 +1,83 @@
+#!/bin/bash
+#
+# Test some qemu-img convert cases
+#
+# Copyright (C) 2015 Red Hat, 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 2 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/>.
+#
+
+# creator
+owner=kwolf@redhat.com
+
+seq="$(basename $0)"
+echo "QA output created by $seq"
+
+here="$PWD"
+tmp=/tmp/$$
+status=1	# failure is the default!
+
+_cleanup()
+{
+	_cleanup_test_img
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+_supported_fmt qcow2
+_supported_proto generic
+_supported_os Linux
+
+
+TEST_IMG=$TEST_IMG.base _make_test_img 64M
+$QEMU_IO -c "write -P 0x11 0 64M" $TEST_IMG.base 2>&1 | _filter_qemu_io | _filter_testdir
+
+
+echo
+echo "=== Check allocation status regression with -B ==="
+echo
+
+_make_test_img -b $TEST_IMG.base
+$QEMU_IO -c "write -P 0x22 0 3M" $TEST_IMG 2>&1 | _filter_qemu_io | _filter_testdir
+$QEMU_IMG convert -O $IMGFMT -B $TEST_IMG.base $TEST_IMG $TEST_IMG.orig
+$QEMU_IMG map $TEST_IMG.orig | _filter_qemu_img_map
+
+
+echo
+echo "=== Check that zero clusters are kept in overlay ==="
+echo
+
+_make_test_img -b $TEST_IMG.base
+
+$QEMU_IO -c "write -P 0 0 3M" $TEST_IMG 2>&1 | _filter_qemu_io | _filter_testdir
+$QEMU_IMG convert -O $IMGFMT -B $TEST_IMG.base $TEST_IMG $TEST_IMG.orig
+$QEMU_IO -c "read -P 0 0 3M" $TEST_IMG.orig 2>&1 | _filter_qemu_io | _filter_testdir
+$QEMU_IMG convert -O $IMGFMT -c -B $TEST_IMG.base $TEST_IMG $TEST_IMG.orig
+$QEMU_IO -c "read -P 0 0 3M" $TEST_IMG.orig 2>&1 | _filter_qemu_io | _filter_testdir
+
+$QEMU_IO -c "write -z 0 3M" $TEST_IMG 2>&1 | _filter_qemu_io | _filter_testdir
+$QEMU_IMG convert -O $IMGFMT -B $TEST_IMG.base $TEST_IMG $TEST_IMG.orig
+$QEMU_IO -c "read -P 0 0 3M" $TEST_IMG.orig 2>&1 | _filter_qemu_io | _filter_testdir
+$QEMU_IMG convert -O $IMGFMT -c -B $TEST_IMG.base $TEST_IMG $TEST_IMG.orig
+$QEMU_IO -c "read -P 0 0 3M" $TEST_IMG.orig 2>&1 | _filter_qemu_io | _filter_testdir
+
+# TODO -B + -S 0 -> full allocation with no use of the backing file
+
+# success, all done
+echo '*** done'
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/122.out b/tests/qemu-iotests/122.out
new file mode 100644
index 0000000..6124099
--- /dev/null
+++ b/tests/qemu-iotests/122.out
@@ -0,0 +1,30 @@
+QA output created by 122
+Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864
+wrote 67108864/67108864 bytes at offset 0
+64 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+=== Check allocation status regression with -B ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file='TEST_DIR/t.IMGFMT.base'
+wrote 3145728/3145728 bytes at offset 0
+3 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Offset          Length          File
+0               0x300000        TEST_DIR/t.IMGFMT.orig
+0x300000        0x3d00000       TEST_DIR/t.IMGFMT.base
+
+=== Check that zero clusters are kept in overlay ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file='TEST_DIR/t.IMGFMT.base'
+wrote 3145728/3145728 bytes at offset 0
+3 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3145728/3145728 bytes at offset 0
+3 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3145728/3145728 bytes at offset 0
+3 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 3145728/3145728 bytes at offset 0
+3 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3145728/3145728 bytes at offset 0
+3 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 3145728/3145728 bytes at offset 0
+3 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+*** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 4b2b93b..28c78e5 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -117,3 +117,4 @@
 113 rw auto quick
 114 rw auto quick
 116 rw auto quick
+122 rw auto quick
-- 
1.8.3.1