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Skip dependency symbols that are not implemented

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A temporary hack: at the time of writing, not all dependency symbols
are implemented yet. Skip test cases for which the dependency symbols are
not available. Once all dependency symbols are available, this comit
should be reverted.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine
2021-02-16 14:16:25 +01:00
parent 60b29fea46
commit d169d60319
2 changed files with 191 additions and 175 deletions
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18
tests/scripts/generate_psa_tests.py
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@ -21,7 +21,7 @@ import argparse
import os
import re
import sys
from typing import Iterable, List, Optional, TypeVar
from typing import FrozenSet, Iterable, List, Optional, TypeVar
import scripts_path # pylint: disable=unused-import
from mbedtls_dev import crypto_knowledge
@ -54,6 +54,21 @@ def finish_family_dependencies(dependencies: List[str], bits: int) -> List[str]:
"""
return [finish_family_dependency(dep, bits) for dep in dependencies]
# A temporary hack: at the time of writing, not all dependency symbols
# are implemented yet. Skip test cases for which the dependency symbols are
# not available. Once all dependency symbols are available, this hack must
# be removed so that a bug in the dependency symbols proprely leads to a test
# failure.
def read_implemented_dependencies(filename: str) -> FrozenSet[str]:
return frozenset(symbol
for line in open(filename)
for symbol in re.findall(r'\bPSA_WANT_\w+\b', line))
IMPLEMENTED_DEPENDENCIES = read_implemented_dependencies('include/psa/crypto_config.h')
def hack_dependencies_not_implemented(dependencies: List[str]) -> None:
if not all(dep.lstrip('!') in IMPLEMENTED_DEPENDENCIES
for dep in dependencies):
dependencies.append('DEPENDENCY_NOT_IMPLEMENTED_YET')
def test_case_for_key_type_not_supported(
verb: str, key_type: str, bits: int,
dependencies: List[str],
@ -63,6 +78,7 @@ def test_case_for_key_type_not_supported(
"""Return one test case exercising a key creation method
for an unsupported key type or size.
"""
hack_dependencies_not_implemented(dependencies)
tc = test_case.TestCase()
short_key_type = re.sub(r'PSA_(KEY_TYPE|ECC_FAMILY)_', r'', key_type)
adverb = 'not' if dependencies else 'never'