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buildman: Enable test coverage

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Enable measuring test coverage for buildman so we can see the gaps. It is
currently at 68%.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2023-07-19 17:49:31 -06:00
parent ba8d099b95
commit 407a1413e3
3 changed files with 23 additions and 4 deletions
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10
tools/u_boot_pylib/test_util.py
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@@ -24,7 +24,7 @@ except:
def run_test_coverage(prog, filter_fname, exclude_list, build_dir, required=None,
extra_args=None):
extra_args=None, single_thread='-P1'):
"""Run tests and check that we get 100% coverage
Args:
@@ -39,6 +39,9 @@ def run_test_coverage(prog, filter_fname, exclude_list, build_dir, required=None
required: List of modules which must be in the coverage report
extra_args (str): Extra arguments to pass to the tool before the -t/test
arg
single_thread (str): Argument string to make the tests run
single-threaded. This is necessary to get proper coverage results.
The default is '-P0'
Raises:
ValueError if the code coverage is not 100%
@@ -58,8 +61,9 @@ def run_test_coverage(prog, filter_fname, exclude_list, build_dir, required=None
if build_dir:
prefix = 'PYTHONPATH=$PYTHONPATH:%s/sandbox_spl/tools ' % build_dir
cmd = ('%spython3-coverage run '
'--omit "%s" %s %s %s -P1' % (prefix, ','.join(glob_list),
prog, extra_args or '', test_cmd))
'--omit "%s" %s %s %s %s' % (prefix, ','.join(glob_list),
prog, extra_args or '', test_cmd,
single_thread or '-P1'))
os.system(cmd)
stdout = command.output('python3-coverage', 'report')
lines = stdout.splitlines()