tests/functional: bail aarch64_virt tests early if missing TCG

The set_machine and require_accelerator steps can bail early so move
those to the front of the test functions. While we are at it also
clean up some long lines when adding the vm arguments.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20250108121054.1126164-23-alex.bennee@linaro.org>

diff --git a/tests/functional/test_aarch64_virt.py b/tests/functional/test_aarch64_virt.py
index b3d3b0ee5189d76aacf5587f6f8c4e3c82b51641..201c5ed0238963a1329b28db9d687d2a41b8cb1a 100755 (executable)
--- a/tests/functional/test_aarch64_virt.py
+++ b/tests/functional/test_aarch64_virt.py
@@ -40,9 +40,9 @@ class Aarch64VirtMachine(QemuSystemTest):
         iso_path = self.ASSET_ALPINE_ISO.fetch()
 
         self.set_machine('virt')
-        self.vm.set_console()
         self.require_accelerator("tcg")
 
+        self.vm.set_console()
         self.vm.add_args("-accel", "tcg")
         self.vm.add_args("-cpu", "max,pauth-impdef=on")
         self.vm.add_args("-machine",
@@ -71,15 +71,16 @@ class Aarch64VirtMachine(QemuSystemTest):
         Common code to launch basic virt machine with kernel+initrd
         and a scratch disk.
         """
+        self.set_machine('virt')
+        self.require_accelerator("tcg")
+
         logger = logging.getLogger('aarch64_virt')
 
         kernel_path = self.ASSET_KERNEL.fetch()
 
-        self.set_machine('virt')
         self.vm.set_console()
         kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
                                'console=ttyAMA0')
-        self.require_accelerator("tcg")
         self.vm.add_args('-cpu', 'max,pauth-impdef=on',
                          '-machine', machine,
                          '-accel', 'tcg',
@@ -100,7 +101,9 @@ class Aarch64VirtMachine(QemuSystemTest):
 
         # Add the device
         self.vm.add_args('-blockdev',
-                         f"driver=qcow2,file.driver=file,file.filename={image_path},node-name=scratch")
+                         "driver=qcow2,"
+                         "file.driver=file,"
+                         f"file.filename={image_path},node-name=scratch")
         self.vm.add_args('-device',
                          'virtio-blk-device,drive=scratch')