mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-17 08:43:07 +00:00
407a1413e3
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>
220 lines
8.5 KiB
Python
220 lines
8.5 KiB
Python
# SPDX-License-Identifier: GPL-2.0+
|
|
#
|
|
# Copyright (c) 2016 Google, Inc
|
|
#
|
|
|
|
from contextlib import contextmanager
|
|
import doctest
|
|
import glob
|
|
import multiprocessing
|
|
import os
|
|
import sys
|
|
import unittest
|
|
|
|
from u_boot_pylib import command
|
|
|
|
from io import StringIO
|
|
|
|
use_concurrent = True
|
|
try:
|
|
from concurrencytest import ConcurrentTestSuite
|
|
from concurrencytest import fork_for_tests
|
|
except:
|
|
use_concurrent = False
|
|
|
|
|
|
def run_test_coverage(prog, filter_fname, exclude_list, build_dir, required=None,
|
|
extra_args=None, single_thread='-P1'):
|
|
"""Run tests and check that we get 100% coverage
|
|
|
|
Args:
|
|
prog: Program to run (with be passed a '-t' argument to run tests
|
|
filter_fname: Normally all *.py files in the program's directory will
|
|
be included. If this is not None, then it is used to filter the
|
|
list so that only filenames that don't contain filter_fname are
|
|
included.
|
|
exclude_list: List of file patterns to exclude from the coverage
|
|
calculation
|
|
build_dir: Build directory, used to locate libfdt.py
|
|
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%
|
|
"""
|
|
# This uses the build output from sandbox_spl to get _libfdt.so
|
|
path = os.path.dirname(prog)
|
|
if filter_fname:
|
|
glob_list = glob.glob(os.path.join(path, '*.py'))
|
|
glob_list = [fname for fname in glob_list if filter_fname in fname]
|
|
else:
|
|
glob_list = []
|
|
glob_list += exclude_list
|
|
glob_list += ['*libfdt.py', '*site-packages*', '*dist-packages*']
|
|
glob_list += ['*concurrencytest*']
|
|
test_cmd = 'test' if 'binman' in prog or 'patman' in prog else '-t'
|
|
prefix = ''
|
|
if build_dir:
|
|
prefix = 'PYTHONPATH=$PYTHONPATH:%s/sandbox_spl/tools ' % build_dir
|
|
cmd = ('%spython3-coverage run '
|
|
'--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()
|
|
if required:
|
|
# Convert '/path/to/name.py' just the module name 'name'
|
|
test_set = set([os.path.splitext(os.path.basename(line.split()[0]))[0]
|
|
for line in lines if '/etype/' in line])
|
|
missing_list = required
|
|
missing_list.discard('__init__')
|
|
missing_list.difference_update(test_set)
|
|
if missing_list:
|
|
print('Missing tests for %s' % (', '.join(missing_list)))
|
|
print(stdout)
|
|
ok = False
|
|
|
|
coverage = lines[-1].split(' ')[-1]
|
|
ok = True
|
|
print(coverage)
|
|
if coverage != '100%':
|
|
print(stdout)
|
|
print("To get a report in 'htmlcov/index.html', type: python3-coverage html")
|
|
print('Coverage error: %s, but should be 100%%' % coverage)
|
|
ok = False
|
|
if not ok:
|
|
raise ValueError('Test coverage failure')
|
|
|
|
|
|
# Use this to suppress stdout/stderr output:
|
|
# with capture_sys_output() as (stdout, stderr)
|
|
# ...do something...
|
|
@contextmanager
|
|
def capture_sys_output():
|
|
capture_out, capture_err = StringIO(), StringIO()
|
|
old_out, old_err = sys.stdout, sys.stderr
|
|
try:
|
|
sys.stdout, sys.stderr = capture_out, capture_err
|
|
yield capture_out, capture_err
|
|
finally:
|
|
sys.stdout, sys.stderr = old_out, old_err
|
|
|
|
|
|
class FullTextTestResult(unittest.TextTestResult):
|
|
"""A test result class that can print extended text results to a stream
|
|
|
|
This is meant to be used by a TestRunner as a result class. Like
|
|
TextTestResult, this prints out the names of tests as they are run,
|
|
errors as they occur, and a summary of the results at the end of the
|
|
test run. Beyond those, this prints information about skipped tests,
|
|
expected failures and unexpected successes.
|
|
|
|
Args:
|
|
stream: A file-like object to write results to
|
|
descriptions (bool): True to print descriptions with test names
|
|
verbosity (int): Detail of printed output per test as they run
|
|
Test stdout and stderr always get printed when buffering
|
|
them is disabled by the test runner. In addition to that,
|
|
0: Print nothing
|
|
1: Print a dot per test
|
|
2: Print test names
|
|
"""
|
|
def __init__(self, stream, descriptions, verbosity):
|
|
self.verbosity = verbosity
|
|
super().__init__(stream, descriptions, verbosity)
|
|
|
|
def printErrors(self):
|
|
"Called by TestRunner after test run to summarize the tests"
|
|
# The parent class doesn't keep unexpected successes in the same
|
|
# format as the rest. Adapt it to what printErrorList expects.
|
|
unexpected_successes = [
|
|
(test, 'Test was expected to fail, but succeeded.\n')
|
|
for test in self.unexpectedSuccesses
|
|
]
|
|
|
|
super().printErrors() # FAIL and ERROR
|
|
self.printErrorList('SKIP', self.skipped)
|
|
self.printErrorList('XFAIL', self.expectedFailures)
|
|
self.printErrorList('XPASS', unexpected_successes)
|
|
|
|
def addSkip(self, test, reason):
|
|
"""Called when a test is skipped."""
|
|
# Add empty line to keep spacing consistent with other results
|
|
if not reason.endswith('\n'):
|
|
reason += '\n'
|
|
super().addSkip(test, reason)
|
|
|
|
|
|
def run_test_suites(toolname, debug, verbosity, test_preserve_dirs, processes,
|
|
test_name, toolpath, class_and_module_list):
|
|
"""Run a series of test suites and collect the results
|
|
|
|
Args:
|
|
toolname: Name of the tool that ran the tests
|
|
debug: True to enable debugging, which shows a full stack trace on error
|
|
verbosity: Verbosity level to use (0-4)
|
|
test_preserve_dirs: True to preserve the input directory used by tests
|
|
so that it can be examined afterwards (only useful for debugging
|
|
tests). If a single test is selected (in args[0]) it also preserves
|
|
the output directory for this test. Both directories are displayed
|
|
on the command line.
|
|
processes: Number of processes to use to run tests (None=same as #CPUs)
|
|
test_name: Name of test to run, or None for all
|
|
toolpath: List of paths to use for tools
|
|
class_and_module_list: List of test classes (type class) and module
|
|
names (type str) to run
|
|
"""
|
|
sys.argv = [sys.argv[0]]
|
|
if debug:
|
|
sys.argv.append('-D')
|
|
if verbosity:
|
|
sys.argv.append('-v%d' % verbosity)
|
|
if toolpath:
|
|
for path in toolpath:
|
|
sys.argv += ['--toolpath', path]
|
|
|
|
suite = unittest.TestSuite()
|
|
loader = unittest.TestLoader()
|
|
runner = unittest.TextTestRunner(
|
|
stream=sys.stdout,
|
|
verbosity=(1 if verbosity is None else verbosity),
|
|
resultclass=FullTextTestResult,
|
|
)
|
|
|
|
if use_concurrent and processes != 1:
|
|
suite = ConcurrentTestSuite(suite,
|
|
fork_for_tests(processes or multiprocessing.cpu_count()))
|
|
|
|
for module in class_and_module_list:
|
|
if isinstance(module, str) and (not test_name or test_name == module):
|
|
suite.addTests(doctest.DocTestSuite(module))
|
|
|
|
for module in class_and_module_list:
|
|
if isinstance(module, str):
|
|
continue
|
|
# Test the test module about our arguments, if it is interested
|
|
if hasattr(module, 'setup_test_args'):
|
|
setup_test_args = getattr(module, 'setup_test_args')
|
|
setup_test_args(preserve_indir=test_preserve_dirs,
|
|
preserve_outdirs=test_preserve_dirs and test_name is not None,
|
|
toolpath=toolpath, verbosity=verbosity)
|
|
if test_name:
|
|
# Since Python v3.5 If an ImportError or AttributeError occurs
|
|
# while traversing a name then a synthetic test that raises that
|
|
# error when run will be returned. Check that the requested test
|
|
# exists, otherwise these errors are included in the results.
|
|
if test_name in loader.getTestCaseNames(module):
|
|
suite.addTests(loader.loadTestsFromName(test_name, module))
|
|
else:
|
|
suite.addTests(loader.loadTestsFromTestCase(module))
|
|
|
|
print(f" Running {toolname} tests ".center(70, "="))
|
|
result = runner.run(suite)
|
|
print()
|
|
|
|
return result
|