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From 55f3a02574da226299d99bd74d12dd91b0f228dc Mon Sep 17 00:00:00 2001
From: Maxim Levitsky <mlevitsk@redhat.com>
Date: Wed, 11 Mar 2020 10:51:46 +0000
Subject: [PATCH 05/20] iotests: Add test for image creation fallback

RH-Author: Maxim Levitsky <mlevitsk@redhat.com>
Message-id: <20200311105147.13208-6-mlevitsk@redhat.com>
Patchwork-id: 94228
O-Subject: [RHEL-AV-8.2.0 qemu-kvm PATCH v2 5/6] iotests: Add test for image creation fallback
Bugzilla: 1640894
RH-Acked-by: Stefano Garzarella <sgarzare@redhat.com>
RH-Acked-by: John Snow <jsnow@redhat.com>
RH-Acked-by: Max Reitz <mreitz@redhat.com>

From: Max Reitz <mreitz@redhat.com>

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200122164532.178040-6-mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
[mreitz: Added a note that NBD does not support resizing, which is why
         the second case is expected to fail]
Signed-off-by: Max Reitz <mreitz@redhat.com>
(cherry picked from commit 4dddeac115c5a2c5f74731fda0afd031a0b45490)
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>

Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
 tests/qemu-iotests/259     | 62 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/259.out | 14 +++++++++++
 tests/qemu-iotests/group   |  1 +
 3 files changed, 77 insertions(+)
 create mode 100755 tests/qemu-iotests/259
 create mode 100644 tests/qemu-iotests/259.out

diff --git a/tests/qemu-iotests/259 b/tests/qemu-iotests/259
new file mode 100755
index 0000000..62e29af
--- /dev/null
+++ b/tests/qemu-iotests/259
@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+#
+# Test generic image creation fallback (by using NBD)
+#
+# Copyright (C) 2019 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=mreitz@redhat.com
+
+seq=$(basename $0)
+echo "QA output created by $seq"
+
+status=1	# failure is the default!
+
+_cleanup()
+{
+    _cleanup_test_img
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+_supported_fmt raw
+_supported_proto nbd
+_supported_os Linux
+
+
+_make_test_img 64M
+
+echo
+echo '--- Testing creation ---'
+
+$QEMU_IMG create -f qcow2 "$TEST_IMG" 64M | _filter_img_create
+$QEMU_IMG info "$TEST_IMG" | _filter_img_info
+
+echo
+echo '--- Testing creation for which the node would need to grow ---'
+
+# NBD does not support resizing, so this will fail
+$QEMU_IMG create -f qcow2 -o preallocation=metadata "$TEST_IMG" 64M 2>&1 \
+    | _filter_img_create
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/259.out b/tests/qemu-iotests/259.out
new file mode 100644
index 0000000..ffed19c
--- /dev/null
+++ b/tests/qemu-iotests/259.out
@@ -0,0 +1,14 @@
+QA output created by 259
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
+
+--- Testing creation ---
+Formatting 'TEST_DIR/t.IMGFMT', fmt=qcow2 size=67108864
+image: TEST_DIR/t.IMGFMT
+file format: qcow2
+virtual size: 64 MiB (67108864 bytes)
+disk size: unavailable
+
+--- Testing creation for which the node would need to grow ---
+qemu-img: TEST_DIR/t.IMGFMT: Could not resize image: Image format driver does not support resize
+Formatting 'TEST_DIR/t.IMGFMT', fmt=qcow2 size=67108864 preallocation=metadata
+*** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index c0e8197..e47cbfc 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -273,6 +273,7 @@
 256 rw quick
 257 rw
 258 rw quick
+259 rw auto quick
 260 rw quick
 261 rw
 262 rw quick migration
-- 
1.8.3.1