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-rwxr-xr-xtools/testing/kunit/kunit.py2
-rw-r--r--tools/testing/kunit/kunit_kernel.py4
-rwxr-xr-xtools/testing/kunit/kunit_tool_test.py2
3 files changed, 4 insertions, 4 deletions
diff --git a/tools/testing/kunit/kunit.py b/tools/testing/kunit/kunit.py
index 5b222418eacd..e4250c4b06fb 100755
--- a/tools/testing/kunit/kunit.py
+++ b/tools/testing/kunit/kunit.py
@@ -105,7 +105,7 @@ def main(argv, linux=None):
run_parser.add_argument('--build_dir',
help='As in the make command, it specifies the build '
'directory.',
- type=str, default=None, metavar='build_dir')
+ type=str, default='', metavar='build_dir')
run_parser.add_argument('--defconfig',
help='Uses a default kunitconfig.',
diff --git a/tools/testing/kunit/kunit_kernel.py b/tools/testing/kunit/kunit_kernel.py
index c04a12e2f711..a10c0c787bc1 100644
--- a/tools/testing/kunit/kunit_kernel.py
+++ b/tools/testing/kunit/kunit_kernel.py
@@ -140,10 +140,10 @@ class LinuxSourceTree(object):
return False
return True
- def run_kernel(self, args=[], timeout=None, build_dir=None):
+ def run_kernel(self, args=[], timeout=None, build_dir=''):
args.extend(['mem=256M'])
process = self._ops.linux_bin(args, timeout, build_dir)
- with open('test.log', 'w') as f:
+ with open(os.path.join(build_dir, 'test.log'), 'w') as f:
for line in process.stdout:
f.write(line.rstrip().decode('ascii') + '\n')
yield line.rstrip().decode('ascii')
diff --git a/tools/testing/kunit/kunit_tool_test.py b/tools/testing/kunit/kunit_tool_test.py
index a2a8ea6beae3..22f16e66b3c1 100755
--- a/tools/testing/kunit/kunit_tool_test.py
+++ b/tools/testing/kunit/kunit_tool_test.py
@@ -199,7 +199,7 @@ class KUnitMainTest(unittest.TestCase):
timeout = 3453
kunit.main(['run', '--timeout', str(timeout)], self.linux_source_mock)
assert self.linux_source_mock.build_reconfig.call_count == 1
- self.linux_source_mock.run_kernel.assert_called_once_with(build_dir=None, timeout=timeout)
+ self.linux_source_mock.run_kernel.assert_called_once_with(build_dir='', timeout=timeout)
self.print_mock.assert_any_call(StrContains('Testing complete.'))
if __name__ == '__main__':