[Qemu-devel] [PATCH 7/7] qemu-img: add a test suite for the count option

[Reda Sallahi <fullmanet@gmail.com>]

The count option for dd lacked a test suite so this adds one with four test
cases.

Signed-off-by: Reda Sallahi <fullmanet@gmail.com>
---
 tests/qemu-iotests/168     | 75 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/168.out | 51 +++++++++++++++++++++++++++++++
 tests/qemu-iotests/group   |  1 +
 3 files changed, 127 insertions(+)
 create mode 100755 tests/qemu-iotests/168
 create mode 100644 tests/qemu-iotests/168.out

diff --git a/tests/qemu-iotests/168 b/tests/qemu-iotests/168
new file mode 100755
index 0000000..3ed655e
--- /dev/null
+++ b/tests/qemu-iotests/168
@@ -0,0 +1,75 @@
+#! /bin/bash
+#
+# qemu-img dd test for count option
+#
+# Copyright (C) 2016 Reda Sallahi
+#
+# 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/>.
+#
+
+owner=fullmanet@gmail.com
+
+seq="$(basename $0)"
+echo "QA output created by $seq"
+
+here="$PWD"
+status=1
+
+_cleanup()
+{
+    _cleanup_test_img
+    rm -f "$TEST_IMG.out" "$TEST_IMG.out.dd"
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+. ./common.rc
+. ./common.filter
+. ./common.pattern
+
+_supported_fmt raw
+_supported_proto file
+_supported_os Linux
+
+TEST_COUNT_BLOCKS="1 4 19 43K"
+
+for count in $TEST_COUNT_BLOCKS; do
+    echo
+    echo "== Creating image =="
+
+    size=1M
+    _make_test_img $size
+    _check_test_img
+
+    $QEMU_IO -c "write -P 0xa 565k 384k" "$TEST_IMG" | _filter_qemu_io
+
+    echo
+    echo "== Converting the image with dd with count=$count =="
+
+    $QEMU_IMG dd if="$TEST_IMG" of="$TEST_IMG.out" count=$count \
+              -O "$IMGFMT" status=none conv=notrunc
+
+    TEST_IMG="$TEST_IMG.out" _check_test_img
+
+    dd if="$TEST_IMG" of="$TEST_IMG.out.dd" count=$count status=none
+
+    echo
+    echo "== Compare the images with qemu-img compare =="
+
+    $QEMU_IMG compare "$TEST_IMG.out.dd" "$TEST_IMG.out"
+done
+
+echo
+echo "*** done"
+rm -f "$seq.full"
+status=0
diff --git a/tests/qemu-iotests/168.out b/tests/qemu-iotests/168.out
new file mode 100644
index 0000000..768a687
--- /dev/null
+++ b/tests/qemu-iotests/168.out
@@ -0,0 +1,51 @@
+QA output created by 168
+
+== Creating image ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576
+No errors were found on the image.
+wrote 393216/393216 bytes at offset 578560
+384 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Converting the image with dd with count=1 ==
+No errors were found on the image.
+
+== Compare the images with qemu-img compare ==
+Images are identical.
+
+== Creating image ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576
+No errors were found on the image.
+wrote 393216/393216 bytes at offset 578560
+384 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Converting the image with dd with count=4 ==
+No errors were found on the image.
+
+== Compare the images with qemu-img compare ==
+Images are identical.
+
+== Creating image ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576
+No errors were found on the image.
+wrote 393216/393216 bytes at offset 578560
+384 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Converting the image with dd with count=19 ==
+No errors were found on the image.
+
+== Compare the images with qemu-img compare ==
+Images are identical.
+
+== Creating image ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576
+No errors were found on the image.
+wrote 393216/393216 bytes at offset 578560
+384 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Converting the image with dd with count=43K ==
+No errors were found on the image.
+
+== Compare the images with qemu-img compare ==
+Images are identical.
+
+*** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index fbe0ffe..9e47975 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -167,3 +167,4 @@
 165 rw auto quick
 166 rw auto quick
 167 rw auto quick
+168 rw auto quick
-- 
2.9.3