[PATCH 10/22] tests/functional: switch over to using self.build_file(...)

["Daniel P. Berrangé" <berrange@redhat.com>]

This removes direct access of the 'BUILD_DIR' variable.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
---
 tests/functional/qemu_test/testcase.py | 4 ++--
 tests/functional/test_aarch64_virt.py  | 6 +++---
 tests/functional/test_virtio_gpu.py    | 9 ++++-----
 3 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/tests/functional/qemu_test/testcase.py b/tests/functional/qemu_test/testcase.py
index 5b1e6ba04f..2f32742387 100644
--- a/tests/functional/qemu_test/testcase.py
+++ b/tests/functional/qemu_test/testcase.py
@@ -127,8 +127,8 @@ def setUp(self, bin_prefix):
         self.arch = self.qemu_bin.split('-')[-1]
         self.socketdir = None
 
-        self.outputdir = os.path.join(BUILD_DIR, 'tests', 'functional',
-                                      self.arch, self.id())
+        self.outputdir = self.build_file('tests', 'functional',
+                                         self.arch, self.id())
         self.workdir = os.path.join(self.outputdir, 'scratch')
         os.makedirs(self.workdir, exist_ok=True)
 
diff --git a/tests/functional/test_aarch64_virt.py b/tests/functional/test_aarch64_virt.py
index 07b78f6a84..29eeb8e32d 100755
--- a/tests/functional/test_aarch64_virt.py
+++ b/tests/functional/test_aarch64_virt.py
@@ -14,7 +14,7 @@
 import os
 import logging
 
-from qemu_test import (BUILD_DIR, QemuSystemTest, Asset, exec_command,
+from qemu_test import (QemuSystemTest, Asset, exec_command,
                        wait_for_console_pattern, get_qemu_img, run_cmd)
 
 
@@ -52,8 +52,8 @@ def test_alpine_virt_tcg_gic_max(self):
                          "mte=on,"
                          "gic-version=max,iommu=smmuv3")
         self.vm.add_args("-smp", "2", "-m", "1024")
-        self.vm.add_args('-bios', os.path.join(BUILD_DIR, 'pc-bios',
-                                               'edk2-aarch64-code.fd'))
+        self.vm.add_args('-bios', self.build_file('pc-bios',
+                                                  'edk2-aarch64-code.fd'))
         self.vm.add_args("-drive", f"file={iso_path},media=cdrom,format=raw")
         self.vm.add_args('-device', 'virtio-rng-pci,rng=rng0')
         self.vm.add_args('-object', 'rng-random,id=rng0,filename=/dev/urandom')
diff --git a/tests/functional/test_virtio_gpu.py b/tests/functional/test_virtio_gpu.py
index c4562618d9..39dcf376dd 100755
--- a/tests/functional/test_virtio_gpu.py
+++ b/tests/functional/test_virtio_gpu.py
@@ -6,8 +6,7 @@
 # later.  See the COPYING file in the top-level directory.
 
 
-from qemu_test import (BUILD_DIR, QemuSystemTest, Asset,
-                       wait_for_console_pattern,
+from qemu_test import (QemuSystemTest, Asset, wait_for_console_pattern,
                        exec_command_and_wait_for_pattern,
                        is_readable_executable_file)
 from qemu.utils import kvm_available
@@ -17,12 +16,12 @@
 import subprocess
 
 
-def pick_default_vug_bin():
+def pick_default_vug_bin(test):
     relative_path = "./contrib/vhost-user-gpu/vhost-user-gpu"
     if is_readable_executable_file(relative_path):
         return relative_path
 
-    bld_dir_path = os.path.join(BUILD_DIR, relative_path)
+    bld_dir_path = test.build_file(relative_path)
     if is_readable_executable_file(bld_dir_path):
         return bld_dir_path
 
@@ -85,7 +84,7 @@ def test_vhost_user_vga_virgl(self):
         # FIXME: should check presence of vhost-user-gpu, virgl, memfd etc
         self.require_accelerator('kvm')
 
-        vug = pick_default_vug_bin()
+        vug = pick_default_vug_bin(self)
         if not vug:
             self.skipTest("Could not find vhost-user-gpu")
 
-- 
2.46.0