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Use builder method pattern to generate a key

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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
This commit is contained in:
gabor-mezei-arm 2021-06-24 09:38:21 +02:00
parent 9774dcf592
commit 0996080652
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GPG key ID: 106F5A41ECC305BD
1 changed files with 39 additions and 30 deletions
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69
tests/scripts/generate_psa_tests.py Executable file → Normal file
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@ -230,6 +230,12 @@ class StorageKey(psa_storage.Key):
def __init__(self, *, description: str, **kwargs) -> None:
super().__init__(**kwargs)
self.description = description #type: str
class StorageKeyBuilder:
def __init__(self) -> None:
pass
def build(self, **kwargs) -> StorageKey:
return StorageKey(**kwargs)
class StorageFormat:
"""Storage format stability test cases."""
@ -247,6 +253,7 @@ class StorageFormat:
self.constructors = info.constructors #type: macro_collector.PSAMacroEnumerator
self.version = version #type: int
self.forward = forward #type: bool
self.key_builder = StorageKeyBuilder() #type: StorageKeyBuilder
def make_test_case(self, key: StorageKey) -> test_case.TestCase:
"""Construct a storage format test case for the given key.
@ -299,12 +306,13 @@ class StorageFormat:
r'', short)
short = re.sub(r'PSA_KEY_[A-Z]+_', r'', short)
description = 'lifetime: ' + short
key = StorageKey(version=self.version,
id=1, lifetime=lifetime,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage='PSA_KEY_USAGE_EXPORT', alg=0, alg2=0,
material=b'L',
description=description)
key = self.key_builder.build(
version=self.version,
id=1, lifetime=lifetime,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage='PSA_KEY_USAGE_EXPORT', alg=0, alg2=0,
material=b'L',
description=description)
return key
def all_keys_for_lifetimes(self) -> List[StorageKey]:
@ -333,12 +341,12 @@ class StorageFormat:
if short is None:
short = re.sub(r'\bPSA_KEY_USAGE_', r'', usage)
description = 'usage: ' + short
return StorageKey(version=self.version,
id=1, lifetime=0x00000001,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage=usage, alg=0, alg2=0,
material=b'K',
description=description)
return self.key_builder.build(version=self.version,
id=1, lifetime=0x00000001,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage=usage, alg=0, alg2=0,
material=b'K',
description=description)
def all_keys_for_usage_flags(self) -> List[StorageKey]:
"""Generate test keys covering usage flags."""
@ -375,12 +383,13 @@ class StorageFormat:
r'',
kt.expression)
description = 'type: {} {}-bit'.format(short_expression, bits)
keys.append(StorageKey(version=self.version,
id=1, lifetime=0x00000001,
type=kt.expression, bits=bits,
usage=usage_flags, alg=alg, alg2=alg2,
material=key_material,
description=description))
keys.append(self.key_builder.build(
version=self.version,
id=1, lifetime=0x00000001,
type=kt.expression, bits=bits,
usage=usage_flags, alg=alg, alg2=alg2,
material=key_material,
description=description))
return keys
def all_keys_for_types(self) -> List[StorageKey]:
@ -397,18 +406,18 @@ class StorageFormat:
descr = re.sub(r'PSA_ALG_', r'', alg)
descr = re.sub(r',', r', ', re.sub(r' +', r'', descr))
usage = 'PSA_KEY_USAGE_EXPORT'
key1 = StorageKey(version=self.version,
id=1, lifetime=0x00000001,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage=usage, alg=alg, alg2=0,
material=b'K',
description='alg: ' + descr)
key2 = StorageKey(version=self.version,
id=1, lifetime=0x00000001,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage=usage, alg=0, alg2=alg,
material=b'L',
description='alg2: ' + descr)
key1 = self.key_builder.build(version=self.version,
id=1, lifetime=0x00000001,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage=usage, alg=alg, alg2=0,
material=b'K',
description='alg: ' + descr)
key2 = self.key_builder.build(version=self.version,
id=1, lifetime=0x00000001,
type='PSA_KEY_TYPE_RAW_DATA', bits=8,
usage=usage, alg=0, alg2=alg,
material=b'L',
description='alg2: ' + descr)
return [key1, key2]
def all_keys_for_algorithms(self) -> List[StorageKey]: