mirror of
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1e14827beb
As a result, the copyright of contributors other than Arm is now
acknowledged, and the years of publishing are no longer tracked in the
source files.
Also remove the now-redundant lines declaring that the files are part of
MbedTLS.
This commit was generated using the following script:
# ========================
#!/bin/sh
# Find files
find '(' -path './.git' -o -path './3rdparty' ')' -prune -o -type f -print | xargs sed -bi '
# Replace copyright attribution line
s/Copyright.*Arm.*/Copyright The Mbed TLS Contributors/I
# Remove redundant declaration and the preceding line
$!N
/This file is part of Mbed TLS/Id
P
D
'
# ========================
Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
193 lines
7.3 KiB
Python
Executable file
193 lines
7.3 KiB
Python
Executable file
#!/usr/bin/env python3
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"""Sanity checks for test data.
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This program contains a class for traversing test cases that can be used
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independently of the checks.
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"""
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# Copyright The Mbed TLS Contributors
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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import glob
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import os
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import re
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import sys
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class Results:
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"""Store file and line information about errors or warnings in test suites."""
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def __init__(self, options):
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self.errors = 0
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self.warnings = 0
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self.ignore_warnings = options.quiet
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def error(self, file_name, line_number, fmt, *args):
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sys.stderr.write(('{}:{}:ERROR:' + fmt + '\n').
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format(file_name, line_number, *args))
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self.errors += 1
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def warning(self, file_name, line_number, fmt, *args):
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if not self.ignore_warnings:
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sys.stderr.write(('{}:{}:Warning:' + fmt + '\n')
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.format(file_name, line_number, *args))
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self.warnings += 1
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class TestDescriptionExplorer:
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"""An iterator over test cases with descriptions.
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The test cases that have descriptions are:
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* Individual unit tests (entries in a .data file) in test suites.
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* Individual test cases in ssl-opt.sh.
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This is an abstract class. To use it, derive a class that implements
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the process_test_case method, and call walk_all().
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"""
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def process_test_case(self, per_file_state,
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file_name, line_number, description):
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"""Process a test case.
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per_file_state: an object created by new_per_file_state() at the beginning
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of each file.
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file_name: a relative path to the file containing the test case.
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line_number: the line number in the given file.
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description: the test case description as a byte string.
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"""
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raise NotImplementedError
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def new_per_file_state(self):
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"""Return a new per-file state object.
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The default per-file state object is None. Child classes that require per-file
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state may override this method.
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"""
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#pylint: disable=no-self-use
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return None
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def walk_test_suite(self, data_file_name):
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"""Iterate over the test cases in the given unit test data file."""
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in_paragraph = False
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descriptions = self.new_per_file_state() # pylint: disable=assignment-from-none
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with open(data_file_name, 'rb') as data_file:
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for line_number, line in enumerate(data_file, 1):
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line = line.rstrip(b'\r\n')
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if not line:
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in_paragraph = False
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continue
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if line.startswith(b'#'):
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continue
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if not in_paragraph:
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# This is a test case description line.
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self.process_test_case(descriptions,
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data_file_name, line_number, line)
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in_paragraph = True
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def walk_ssl_opt_sh(self, file_name):
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"""Iterate over the test cases in ssl-opt.sh or a file with a similar format."""
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descriptions = self.new_per_file_state() # pylint: disable=assignment-from-none
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with open(file_name, 'rb') as file_contents:
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for line_number, line in enumerate(file_contents, 1):
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# Assume that all run_test calls have the same simple form
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# with the test description entirely on the same line as the
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# function name.
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m = re.match(br'\s*run_test\s+"((?:[^\\"]|\\.)*)"', line)
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if not m:
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continue
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description = m.group(1)
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self.process_test_case(descriptions,
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file_name, line_number, description)
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@staticmethod
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def collect_test_directories():
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"""Get the relative path for the TLS and Crypto test directories."""
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if os.path.isdir('tests'):
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tests_dir = 'tests'
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elif os.path.isdir('suites'):
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tests_dir = '.'
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elif os.path.isdir('../suites'):
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tests_dir = '..'
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directories = [tests_dir]
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return directories
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def walk_all(self):
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"""Iterate over all named test cases."""
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test_directories = self.collect_test_directories()
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for directory in test_directories:
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for data_file_name in glob.glob(os.path.join(directory, 'suites',
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'*.data')):
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self.walk_test_suite(data_file_name)
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ssl_opt_sh = os.path.join(directory, 'ssl-opt.sh')
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if os.path.exists(ssl_opt_sh):
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self.walk_ssl_opt_sh(ssl_opt_sh)
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class DescriptionChecker(TestDescriptionExplorer):
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"""Check all test case descriptions.
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* Check that each description is valid (length, allowed character set, etc.).
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* Check that there is no duplicated description inside of one test suite.
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"""
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def __init__(self, results):
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self.results = results
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def new_per_file_state(self):
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"""Dictionary mapping descriptions to their line number."""
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return {}
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def process_test_case(self, per_file_state,
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file_name, line_number, description):
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"""Check test case descriptions for errors."""
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results = self.results
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seen = per_file_state
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if description in seen:
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results.error(file_name, line_number,
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'Duplicate description (also line {})',
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seen[description])
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return
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if re.search(br'[\t;]', description):
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results.error(file_name, line_number,
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'Forbidden character \'{}\' in description',
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re.search(br'[\t;]', description).group(0).decode('ascii'))
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if re.search(br'[^ -~]', description):
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results.error(file_name, line_number,
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'Non-ASCII character in description')
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if len(description) > 66:
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results.warning(file_name, line_number,
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'Test description too long ({} > 66)',
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len(description))
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seen[description] = line_number
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def main():
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument('--quiet', '-q',
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action='store_true',
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help='Hide warnings')
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parser.add_argument('--verbose', '-v',
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action='store_false', dest='quiet',
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help='Show warnings (default: on; undoes --quiet)')
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options = parser.parse_args()
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results = Results(options)
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checker = DescriptionChecker(results)
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checker.walk_all()
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if (results.warnings or results.errors) and not options.quiet:
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sys.stderr.write('{}: {} errors, {} warnings\n'
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.format(sys.argv[0], results.errors, results.warnings))
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sys.exit(1 if results.errors else 0)
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if __name__ == '__main__':
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main()
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