platform_build/tools/sbom/sbom_writers_test.py
Wei Li 5290825452 Fix the following issues mentioned in Pixel SBOM review.
1) PackageSupplier should be NOASSERTION if there is no homepage
   information in METADATA file of source packages
2) PackageDownloadLocation of upstream packages should be NOASSERTION if
   there is no code repository URL in METADATA file of source packages

Test: CIs
Test: atest --host sbom_writers_test
Change-Id: I8a0298b7bacc2f96555f9d7dde0d21ada8c6b564
2023-04-15 06:05:32 +00:00

158 lines
7.4 KiB
Python

#!/usr/bin/env python3
#
# Copyright (C) 2023 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import io
import pathlib
import unittest
import sbom_data
import sbom_writers
BUILD_FINGER_PRINT = 'build_finger_print'
SUPPLIER_GOOGLE = 'Organization: Google'
SUPPLIER_UPSTREAM = 'Organization: upstream'
SPDXID_PREBUILT_PACKAGE1 = 'SPDXRef-PREBUILT-package1'
SPDXID_SOURCE_PACKAGE1 = 'SPDXRef-SOURCE-package1'
SPDXID_UPSTREAM_PACKAGE1 = 'SPDXRef-UPSTREAM-package1'
SPDXID_FILE1 = 'SPDXRef-file1'
SPDXID_FILE2 = 'SPDXRef-file2'
SPDXID_FILE3 = 'SPDXRef-file3'
class SBOMWritersTest(unittest.TestCase):
def setUp(self):
# SBOM of a product
self.sbom_doc = sbom_data.Document(name='test doc',
namespace='http://www.google.com/sbom/spdx/android',
creators=[SUPPLIER_GOOGLE],
created='2023-03-31T22:17:58Z',
describes=sbom_data.SPDXID_PRODUCT)
self.sbom_doc.add_external_ref(
sbom_data.DocumentExternalReference(id='DocumentRef-external_doc_ref',
uri='external_doc_uri',
checksum='SHA1: 1234567890'))
self.sbom_doc.add_package(
sbom_data.Package(id=sbom_data.SPDXID_PRODUCT,
name=sbom_data.PACKAGE_NAME_PRODUCT,
download_location=sbom_data.VALUE_NONE,
supplier=SUPPLIER_GOOGLE,
version=BUILD_FINGER_PRINT,
files_analyzed=True,
verification_code='123456',
file_ids=[SPDXID_FILE1, SPDXID_FILE2, SPDXID_FILE3]))
self.sbom_doc.add_package(
sbom_data.Package(id=sbom_data.SPDXID_PLATFORM,
name=sbom_data.PACKAGE_NAME_PLATFORM,
download_location=sbom_data.VALUE_NONE,
supplier=SUPPLIER_GOOGLE,
version=BUILD_FINGER_PRINT,
))
self.sbom_doc.add_package(
sbom_data.Package(id=SPDXID_PREBUILT_PACKAGE1,
name='Prebuilt package1',
download_location=sbom_data.VALUE_NONE,
supplier=SUPPLIER_GOOGLE,
version=BUILD_FINGER_PRINT,
))
self.sbom_doc.add_package(
sbom_data.Package(id=SPDXID_SOURCE_PACKAGE1,
name='Source package1',
download_location=sbom_data.VALUE_NONE,
supplier=SUPPLIER_GOOGLE,
version=BUILD_FINGER_PRINT,
external_refs=[sbom_data.PackageExternalRef(
category=sbom_data.PackageExternalRefCategory.SECURITY,
type=sbom_data.PackageExternalRefType.cpe22Type,
locator='cpe:/a:jsoncpp_project:jsoncpp:1.9.4')]
))
self.sbom_doc.add_package(
sbom_data.Package(id=SPDXID_UPSTREAM_PACKAGE1,
name='Upstream package1',
supplier=SUPPLIER_UPSTREAM,
version='1.1',
))
self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_SOURCE_PACKAGE1,
relationship=sbom_data.RelationshipType.VARIANT_OF,
id2=SPDXID_UPSTREAM_PACKAGE1))
self.sbom_doc.files.append(
sbom_data.File(id=SPDXID_FILE1, name='/bin/file1', checksum='SHA1: 11111'))
self.sbom_doc.files.append(
sbom_data.File(id=SPDXID_FILE2, name='/bin/file2', checksum='SHA1: 22222'))
self.sbom_doc.files.append(
sbom_data.File(id=SPDXID_FILE3, name='/bin/file3', checksum='SHA1: 33333'))
self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE1,
relationship=sbom_data.RelationshipType.GENERATED_FROM,
id2=sbom_data.SPDXID_PLATFORM))
self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE2,
relationship=sbom_data.RelationshipType.GENERATED_FROM,
id2=SPDXID_PREBUILT_PACKAGE1))
self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE3,
relationship=sbom_data.RelationshipType.GENERATED_FROM,
id2=SPDXID_SOURCE_PACKAGE1
))
# SBOM fragment of a APK
self.unbundled_sbom_doc = sbom_data.Document(name='test doc',
namespace='http://www.google.com/sbom/spdx/android',
creators=[SUPPLIER_GOOGLE],
created='2023-03-31T22:17:58Z',
describes=SPDXID_FILE1)
self.unbundled_sbom_doc.files.append(
sbom_data.File(id=SPDXID_FILE1, name='/bin/file1.apk', checksum='SHA1: 11111'))
self.unbundled_sbom_doc.add_package(
sbom_data.Package(id=SPDXID_SOURCE_PACKAGE1,
name='Unbundled apk package',
download_location=sbom_data.VALUE_NONE,
supplier=SUPPLIER_GOOGLE,
version=BUILD_FINGER_PRINT))
self.unbundled_sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE1,
relationship=sbom_data.RelationshipType.GENERATED_FROM,
id2=SPDXID_SOURCE_PACKAGE1))
def test_tagvalue_writer(self):
with io.StringIO() as output:
sbom_writers.TagValueWriter.write(self.sbom_doc, output)
expected_output = pathlib.Path('testdata/expected_tagvalue_sbom.spdx').read_text()
self.maxDiff = None
self.assertEqual(expected_output, output.getvalue())
def test_tagvalue_writer_unbundled(self):
with io.StringIO() as output:
sbom_writers.TagValueWriter.write(self.unbundled_sbom_doc, output, fragment=True)
expected_output = pathlib.Path('testdata/expected_tagvalue_sbom_unbundled.spdx').read_text()
self.maxDiff = None
self.assertEqual(expected_output, output.getvalue())
def test_json_writer(self):
with io.StringIO() as output:
sbom_writers.JSONWriter.write(self.sbom_doc, output)
expected_output = pathlib.Path('testdata/expected_json_sbom.spdx.json').read_text()
self.maxDiff = None
self.assertEqual(expected_output, output.getvalue())
if __name__ == '__main__':
unittest.main(verbosity=2)