#!/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' SPDXID_FILE4 = 'SPDXRef-file4' 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.files.append( sbom_data.File(id=SPDXID_FILE4, name='file4.a', checksum='SHA1: 44444')) 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 )) self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE1, relationship=sbom_data.RelationshipType.STATIC_LINK, id2=SPDXID_FILE4 )) # 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_doc_describes_file(self): with io.StringIO() as output: self.sbom_doc.describes = SPDXID_FILE4 sbom_writers.TagValueWriter.write(self.sbom_doc, output) expected_output = pathlib.Path('testdata/expected_tagvalue_sbom_doc_describes_file.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)