tests/functional: Convert the Avocado x86_64 tuxrun test

Move the tests to a new file so that they can be run via
qemu-system-x86_64 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-11-thuth@redhat.com>

tests/functional/test_x86_64_tuxrun.py

@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+#
+# Functional test that boots known good tuxboot images the same way
+# that tuxrun (www.tuxrun.org) does. This tool is used by things like
+# the LKFT project to run regression tests on kernels.
+#
+# Copyright (c) 2023 Linaro Ltd.
+#
+# Author:
+#  Alex Bennée <alex.bennee@linaro.org>
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+from qemu_test import Asset
+from qemu_test.tuxruntest import TuxRunBaselineTest
+
+class TuxRunX86Test(TuxRunBaselineTest):
+
+    ASSET_X86_64_KERNEL = Asset(
+        'https://storage.tuxboot.com/20230331/x86_64/bzImage',
+        '2bc7480a669ee9b6b82500a236aba0c54233debe98cb968268fa230f52f03461')
+    ASSET_X86_64_ROOTFS = Asset(
+        'https://storage.tuxboot.com/20230331/x86_64/rootfs.ext4.zst',
+        'b72ac729769b8f51c6dffb221113c9a063c774dbe1d66af30eb593c4e9999b4b')
+
+    def test_x86_64(self):
+        self.set_machine('q35')
+        self.cpu="Nehalem"
+        self.root='sda'
+        self.wait_for_shutdown=False
+        self.common_tuxrun(kernel_asset=self.ASSET_X86_64_KERNEL,
+                           rootfs_asset=self.ASSET_X86_64_ROOTFS,
+                           drive="driver=ide-hd,bus=ide.0,unit=0")
+
+if __name__ == '__main__':
+    TuxRunBaselineTest.main()