tests/functional: Convert the vexpressa9 Avocado test

Use the new launch_kernel function to convert this test in a simple way.

Message-ID: <20240919185749.71222-3-thuth@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>

tests/functional/test_arm_vexpress.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+#
+# Functional test that boots a Linux kernel on an versatile express machine
+# and checks the console
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+from qemu_test import LinuxKernelTest, Asset
+from qemu_test.utils import archive_extract
+
+class VExpressTest(LinuxKernelTest):
+
+    ASSET_DAY16 = Asset(
+        'https://www.qemu-advent-calendar.org/2018/download/day16.tar.xz',
+        '63311adb2d4c4e7a73214a86d29988add87266a909719c56acfadd026b4110a7')
+
+    def test_arm_vexpressa9(self):
+        self.set_machine('vexpress-a9')
+        file_path = self.ASSET_DAY16.fetch()
+        archive_extract(file_path, self.workdir)
+        self.launch_kernel(self.workdir + '/day16/winter.zImage',
+                           dtb=self.workdir + '/day16/vexpress-v2p-ca9.dtb',
+                           wait_for='QEMU advent calendar')
+
+if __name__ == '__main__':
+    LinuxKernelTest.main()