245 lines
9.1 KiB
Python
Executable file
245 lines
9.1 KiB
Python
Executable file
#!/usr/bin/env python3
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"""Analyze the test outcomes from a full CI run.
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This script can also run on outcomes from a partial run, but the results are
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less likely to be useful.
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"""
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import argparse
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import sys
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import traceback
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import re
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import check_test_cases
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class Results:
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"""Process analysis results."""
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def __init__(self):
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self.error_count = 0
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self.warning_count = 0
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@staticmethod
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def log(fmt, *args, **kwargs):
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sys.stderr.write((fmt + '\n').format(*args, **kwargs))
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def error(self, fmt, *args, **kwargs):
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self.log('Error: ' + fmt, *args, **kwargs)
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self.error_count += 1
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def warning(self, fmt, *args, **kwargs):
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self.log('Warning: ' + fmt, *args, **kwargs)
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self.warning_count += 1
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class TestCaseOutcomes:
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"""The outcomes of one test case across many configurations."""
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# pylint: disable=too-few-public-methods
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def __init__(self):
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# Collect a list of witnesses of the test case succeeding or failing.
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# Currently we don't do anything with witnesses except count them.
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# The format of a witness is determined by the read_outcome_file
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# function; it's the platform and configuration joined by ';'.
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self.successes = []
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self.failures = []
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def hits(self):
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"""Return the number of times a test case has been run.
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This includes passes and failures, but not skips.
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"""
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return len(self.successes) + len(self.failures)
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def analyze_coverage(results, outcomes):
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"""Check that all available test cases are executed at least once."""
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available = check_test_cases.collect_available_test_cases()
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for key in available:
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hits = outcomes[key].hits() if key in outcomes else 0
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if hits == 0:
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# Make this a warning, not an error, as long as we haven't
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# fixed this branch to have full coverage of test cases.
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results.warning('Test case not executed: {}', key)
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def analyze_driver_vs_reference(outcomes, component_ref, component_driver,
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ignored_suites, ignored_test=None):
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"""Check that all tests executed in the reference component are also
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executed in the corresponding driver component.
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Skip:
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- full test suites provided in ignored_suites list
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- only some specific test inside a test suite, for which the corresponding
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output string is provided
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"""
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available = check_test_cases.collect_available_test_cases()
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result = True
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for key in available:
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# Continue if test was not executed by any component
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hits = outcomes[key].hits() if key in outcomes else 0
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if hits == 0:
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continue
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# Skip ignored test suites
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full_test_suite = key.split(';')[0] # retrieve full test suite name
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test_string = key.split(';')[1] # retrieve the text string of this test
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test_suite = full_test_suite.split('.')[0] # retrieve main part of test suite name
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if test_suite in ignored_suites:
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continue
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if ((full_test_suite in ignored_test) and
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(test_string in ignored_test[full_test_suite])):
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continue
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# Search for tests that run in reference component and not in driver component
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driver_test_passed = False
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reference_test_passed = False
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for entry in outcomes[key].successes:
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if component_driver in entry:
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driver_test_passed = True
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if component_ref in entry:
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reference_test_passed = True
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if(reference_test_passed and not driver_test_passed):
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Results.log(key)
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result = False
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return result
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def analyze_outcomes(outcomes):
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"""Run all analyses on the given outcome collection."""
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results = Results()
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analyze_coverage(results, outcomes)
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return results
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def read_outcome_file(outcome_file):
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"""Parse an outcome file and return an outcome collection.
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An outcome collection is a dictionary mapping keys to TestCaseOutcomes objects.
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The keys are the test suite name and the test case description, separated
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by a semicolon.
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"""
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outcomes = {}
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with open(outcome_file, 'r', encoding='utf-8') as input_file:
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for line in input_file:
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(platform, config, suite, case, result, _cause) = line.split(';')
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key = ';'.join([suite, case])
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setup = ';'.join([platform, config])
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if key not in outcomes:
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outcomes[key] = TestCaseOutcomes()
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if result == 'PASS':
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outcomes[key].successes.append(setup)
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elif result == 'FAIL':
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outcomes[key].failures.append(setup)
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return outcomes
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def do_analyze_coverage(outcome_file, args):
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"""Perform coverage analysis."""
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del args # unused
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outcomes = read_outcome_file(outcome_file)
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Results.log("\n*** Analyze coverage ***\n")
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results = analyze_outcomes(outcomes)
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return results.error_count == 0
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def do_analyze_driver_vs_reference(outcome_file, args):
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"""Perform driver vs reference analyze."""
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ignored_suites = ['test_suite_' + x for x in args['ignored_suites']]
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outcomes = read_outcome_file(outcome_file)
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Results.log("\n*** Analyze driver {} vs reference {} ***\n".format(
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args['component_driver'], args['component_ref']))
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return analyze_driver_vs_reference(outcomes, args['component_ref'],
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args['component_driver'], ignored_suites,
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args['ignored_tests'])
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# List of tasks with a function that can handle this task and additional arguments if required
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TASKS = {
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'analyze_coverage': {
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'test_function': do_analyze_coverage,
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'args': {}
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},
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# How to use analyze_driver_vs_reference_xxx locally:
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# 1. tests/scripts/all.sh --outcome-file "$PWD/out.csv" <component_ref> <component_driver>
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# 2. tests/scripts/analyze_outcomes.py out.csv analyze_driver_vs_reference_xxx
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'analyze_driver_vs_reference_hash': {
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'test_function': do_analyze_driver_vs_reference,
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'args': {
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'component_ref': 'test_psa_crypto_config_reference_hash_use_psa',
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'component_driver': 'test_psa_crypto_config_accel_hash_use_psa',
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'ignored_suites': [
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'shax', 'mdx', # the software implementations that are being excluded
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'md', # the legacy abstraction layer that's being excluded
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],
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'ignored_tests': {
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}
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}
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},
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'analyze_driver_vs_reference_ecdsa': {
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'test_function': do_analyze_driver_vs_reference,
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'args': {
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'component_ref': 'test_psa_crypto_config_reference_ecdsa_use_psa',
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'component_driver': 'test_psa_crypto_config_accel_ecdsa_use_psa',
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'ignored_suites': [
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'ecdsa', # the software implementation that's excluded
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],
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'ignored_tests': {
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'test_suite_random': [
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'PSA classic wrapper: ECDSA signature (SECP256R1)',
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],
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}
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}
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},
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'analyze_driver_vs_reference_ecdh': {
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'test_function': do_analyze_driver_vs_reference,
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'args': {
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'component_ref': 'test_psa_crypto_config_reference_ecdh_use_psa',
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'component_driver': 'test_psa_crypto_config_accel_ecdh_use_psa',
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'ignored_suites': [
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'ecdh', # the software implementation that's excluded
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],
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'ignored_tests': {
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}
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}
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},
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}
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def main():
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try:
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument('outcomes', metavar='OUTCOMES.CSV',
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help='Outcome file to analyze')
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parser.add_argument('task', default='all', nargs='?',
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help='Analysis to be done. By default, run all tasks. '
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'With one or more TASK, run only those. '
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'TASK can be the name of a single task or '
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'comma/space-separated list of tasks. ')
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parser.add_argument('--list', action='store_true',
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help='List all available tasks and exit.')
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options = parser.parse_args()
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if options.list:
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for task in TASKS:
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Results.log(task)
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sys.exit(0)
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result = True
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if options.task == 'all':
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tasks = TASKS.keys()
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else:
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tasks = re.split(r'[, ]+', options.task)
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for task in tasks:
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if task not in TASKS:
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Results.log('Error: invalid task: {}'.format(task))
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sys.exit(1)
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for task in TASKS:
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if task in tasks:
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if not TASKS[task]['test_function'](options.outcomes, TASKS[task]['args']):
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result = False
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if result is False:
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sys.exit(1)
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Results.log("SUCCESS :-)")
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except Exception: # pylint: disable=broad-except
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# Print the backtrace and exit explicitly with our chosen status.
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traceback.print_exc()
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sys.exit(120)
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if __name__ == '__main__':
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main()
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