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53cd5d921d
This class is the new way to handle arguments in Python. Convert binman over to use it. At the same time, introduce commands so that we can separate out the different parts of binman functionality. Signed-off-by: Simon Glass <sjg@chromium.org>
91 lines
3.1 KiB
Python
91 lines
3.1 KiB
Python
# SPDX-License-Identifier: GPL-2.0+
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#
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# Copyright (c) 2016 Google, Inc
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#
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from __future__ import print_function
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from contextlib import contextmanager
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import glob
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import os
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import sys
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import command
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try:
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from StringIO import StringIO
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except ImportError:
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from io import StringIO
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PYTHON = 'python%d' % sys.version_info[0]
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def RunTestCoverage(prog, filter_fname, exclude_list, build_dir, required=None):
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"""Run tests and check that we get 100% coverage
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Args:
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prog: Program to run (with be passed a '-t' argument to run tests
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filter_fname: Normally all *.py files in the program's directory will
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be included. If this is not None, then it is used to filter the
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list so that only filenames that don't contain filter_fname are
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included.
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exclude_list: List of file patterns to exclude from the coverage
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calculation
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build_dir: Build directory, used to locate libfdt.py
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required: List of modules which must be in the coverage report
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Raises:
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ValueError if the code coverage is not 100%
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"""
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# This uses the build output from sandbox_spl to get _libfdt.so
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path = os.path.dirname(prog)
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if filter_fname:
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glob_list = glob.glob(os.path.join(path, '*.py'))
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glob_list = [fname for fname in glob_list if filter_fname in fname]
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else:
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glob_list = []
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glob_list += exclude_list
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glob_list += ['*libfdt.py', '*site-packages*', '*dist-packages*']
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test_cmd = 'test' if 'binman.py' in prog else '-t'
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cmd = ('PYTHONPATH=$PYTHONPATH:%s/sandbox_spl/tools %s-coverage run '
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'--omit "%s" %s %s -P1' % (build_dir, PYTHON, ','.join(glob_list),
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prog, test_cmd))
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os.system(cmd)
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stdout = command.Output('%s-coverage' % PYTHON, 'report')
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lines = stdout.splitlines()
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if required:
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# Convert '/path/to/name.py' just the module name 'name'
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test_set = set([os.path.splitext(os.path.basename(line.split()[0]))[0]
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for line in lines if '/etype/' in line])
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missing_list = required
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missing_list.difference_update(test_set)
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if missing_list:
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print('Missing tests for %s' % (', '.join(missing_list)))
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print(stdout)
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ok = False
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coverage = lines[-1].split(' ')[-1]
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ok = True
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print(coverage)
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if coverage != '100%':
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print(stdout)
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print("Type '%s-coverage html' to get a report in "
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'htmlcov/index.html' % PYTHON)
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print('Coverage error: %s, but should be 100%%' % coverage)
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ok = False
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if not ok:
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raise ValueError('Test coverage failure')
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# Use this to suppress stdout/stderr output:
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# with capture_sys_output() as (stdout, stderr)
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# ...do something...
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@contextmanager
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def capture_sys_output():
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capture_out, capture_err = StringIO(), StringIO()
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old_out, old_err = sys.stdout, sys.stderr
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try:
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sys.stdout, sys.stderr = capture_out, capture_err
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yield capture_out, capture_err
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finally:
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sys.stdout, sys.stderr = old_out, old_err
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