qemuxml2argvtest: Introduce another numa-topology test

This test shows a bug we have: even though the XML says:

  <allocation mode='immediate'/>

there is no -mem-prealloc nor .prealloc=yes anywhere on the cmd
line. This will be fixed in the next commit.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

tests/qemuxml2argvdata/fd-memory-numa-topology4.x86_64-latest.args

@@ -0,0 +1,33 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/tmp/lib/domain--1-pc \
+USER=test \
+LOGNAME=test \
+XDG_DATA_HOME=/tmp/lib/domain--1-pc/.local/share \
+XDG_CACHE_HOME=/tmp/lib/domain--1-pc/.cache \
+XDG_CONFIG_HOME=/tmp/lib/domain--1-pc/.config \
+/usr/bin/qemu-system-x86_64 \
+-name guest=pc,debug-threads=on \
+-S \
+-object '{"qom-type":"secret","id":"masterKey0","format":"raw","file":"/tmp/lib/domain--1-pc/master-key.aes"}' \
+-machine pc-i440fx-5.0,accel=kvm,usb=off,dump-guest-core=off \
+-cpu qemu64 \
+-m 1024 \
+-overcommit mem-lock=off \
+-smp 2,sockets=2,cores=1,threads=1 \
+-numa node,nodeid=0,cpus=0-1,mem=1024 \
+-uuid bb508b28-d57b-44bd-9e9c-a134cef24b60 \
+-display none \
+-no-user-config \
+-nodefaults \
+-chardev socket,id=charmonitor,fd=1729,server=on,wait=off \
+-mon chardev=charmonitor,id=monitor,mode=control \
+-rtc base=utc \
+-no-shutdown \
+-no-acpi \
+-boot strict=on \
+-device '{"driver":"piix3-usb-uhci","id":"usb","bus":"pci.0","addr":"0x1.0x2"}' \
+-audiodev '{"id":"audio1","driver":"none"}' \
+-device '{"driver":"virtio-balloon-pci","id":"balloon0","bus":"pci.0","addr":"0x2"}' \
+-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,resourcecontrol=deny \
+-msg timestamp=on

tests/qemuxml2argvdata/fd-memory-numa-topology4.xml

@@ -0,0 +1,37 @@
+<domain type='kvm'>
+  <name>pc</name>
+  <uuid>bb508b28-d57b-44bd-9e9c-a134cef24b60</uuid>
+  <memory unit='KiB'>1179648</memory>
+  <currentMemory unit='KiB'>1179648</currentMemory>
+  <memoryBacking>
+    <allocation mode='immediate'/>
+  </memoryBacking>
+  <vcpu placement='static'>2</vcpu>
+  <os>
+    <type arch='x86_64' machine='pc-i440fx-5.0'>hvm</type>
+    <boot dev='hd'/>
+  </os>
+  <cpu mode='custom' match='exact' check='none'>
+    <model fallback='forbid'>qemu64</model>
+    <numa>
+      <cell id='0' cpus='0-1' memory='1048576' unit='KiB' discard='yes'/>
+    </numa>
+  </cpu>
+  <clock offset='utc'/>
+  <on_poweroff>destroy</on_poweroff>
+  <on_reboot>restart</on_reboot>
+  <on_crash>destroy</on_crash>
+  <devices>
+    <emulator>/usr/bin/qemu-system-x86_64</emulator>
+    <controller type='usb' index='0' model='piix3-uhci'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x01' function='0x2'/>
+    </controller>
+    <controller type='pci' index='0' model='pci-root'/>
+    <input type='mouse' bus='ps2'/>
+    <input type='keyboard' bus='ps2'/>
+    <audio id='1' type='none'/>
+    <memballoon model='virtio'>
+      <address type='pci' domain='0x0000' bus='0x00' slot='0x02' function='0x0'/>
+    </memballoon>
+  </devices>
+</domain>

tests/qemuxml2argvtest.c

@@ -3248,6 +3248,7 @@ mymain(void)
             QEMU_CAPS_KVM);
     DO_TEST("fd-memory-numa-topology3", QEMU_CAPS_OBJECT_MEMORY_FILE,
             QEMU_CAPS_KVM);
+    DO_TEST_CAPS_LATEST("fd-memory-numa-topology4");
 
     DO_TEST("fd-memory-no-numa-topology", QEMU_CAPS_OBJECT_MEMORY_FILE,
             QEMU_CAPS_KVM);

tests/qemuxml2xmloutdata/fd-memory-numa-topology4.x86_64-latest.xml

@@ -0,0 +1 @@
+../qemuxml2argvdata/fd-memory-numa-topology4.xml

tests/qemuxml2xmltest.c

@@ -1235,6 +1235,7 @@ mymain(void)
             QEMU_CAPS_KVM);
     DO_TEST("fd-memory-numa-topology3", QEMU_CAPS_OBJECT_MEMORY_FILE,
             QEMU_CAPS_KVM);
+    DO_TEST_CAPS_LATEST("fd-memory-numa-topology4");
 
     DO_TEST("fd-memory-no-numa-topology", QEMU_CAPS_OBJECT_MEMORY_FILE,
             QEMU_CAPS_KVM);