tests: add test cases for address conflicts

Add test cases for address conflicts between disks and hostdevs that are
using drive addresses.
Signed-off-by: NMarc Hartmayer <mhartmay@linux.vnet.ibm.com>
Reviewed-by: NBoris Fiuczynski <fiuczy@linux.vnet.ibm.com>

tests/qemuxml2argvdata/qemuxml2argv-disk-drive-address-conflict.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219136</memory>
+  <currentMemory unit='KiB'>219136</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='i686' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu</emulator>
+    <disk type='block' device='disk'>
+      <source dev='/dev/HostVG/QEMUGuest1'/>
+      <target dev='sda' bus='sata'/>
+    </disk>
+    <disk type='block' device='disk'>
+      <source dev='/dev/HostVG/QEMUGuest2'/>
+      <target dev='sdb' bus='sata'/>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </disk>
+  </devices>
+</domain>

tests/qemuxml2argvdata/qemuxml2argv-disk-hostdev-scsi-address-conflict.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219136</memory>
+  <currentMemory unit='KiB'>219136</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='i686' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu</emulator>
+    <disk type='block' device='disk'>
+      <source dev='/dev/HostVG/QEMUGuest1'/>
+      <target dev='sda' bus='scsi'/>
+    </disk>
+    <hostdev mode='subsystem' type='scsi' managed='no'>
+      <source>
+        <adapter name='scsi_host2'/>
+        <address bus='0' target='0' unit='1'/>
+      </source>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </hostdev>
+    <controller type='scsi' index='0' model='virtio-scsi'/>
+  </devices>
+</domain>

tests/qemuxml2argvdata/qemuxml2argv-hostdevs-drive-address-conflict.xml

+<domain type='qemu'>
+  <name>QEMUGuest1</name>
+  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+  <memory unit='KiB'>219136</memory>
+  <currentMemory unit='KiB'>219136</currentMemory>
+  <vcpu placement='static'>1</vcpu>
+  <os>
+    <type arch='i686' machine='pc'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu</emulator>
+    <hostdev mode='subsystem' type='scsi' managed='no'>
+      <source>
+        <adapter name='scsi_host2'/>
+        <address bus='0' target='0' unit='1'/>
+      </source>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </hostdev>
+    <hostdev mode='subsystem' type='scsi' managed='no'>
+      <source>
+        <adapter name='scsi_host2'/>
+        <address bus='0' target='0' unit='2'/>
+      </source>
+      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
+    </hostdev>
+    <controller type='scsi' index='0' model='virtio-scsi'/>
+  </devices>
+</domain>

tests/qemuxml2argvtest.c

@@ -975,6 +975,14 @@ mymain(void)
     DO_TEST_PARSE_ERROR("disk-same-targets",
                         QEMU_CAPS_SCSI_LSI,
                         QEMU_CAPS_DEVICE_USB_STORAGE, QEMU_CAPS_NODEFCONFIG);
+    DO_TEST_PARSE_ERROR("disk-drive-address-conflict",
+                        QEMU_CAPS_ICH9_AHCI);
+    DO_TEST_PARSE_ERROR("disk-hostdev-scsi-address-conflict",
+                        QEMU_CAPS_VIRTIO_SCSI,
+                        QEMU_CAPS_DEVICE_SCSI_GENERIC);
+    DO_TEST_PARSE_ERROR("hostdevs-drive-address-conflict",
+                        QEMU_CAPS_VIRTIO_SCSI,
+                        QEMU_CAPS_DEVICE_SCSI_GENERIC);
     DO_TEST("event_idx",
             QEMU_CAPS_VIRTIO_BLK_EVENT_IDX,
             QEMU_CAPS_VIRTIO_NET_EVENT_IDX,