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Wei Lidec97b12023-04-07 16:45:17 -07001#!/usr/bin/env python3
2#
3# Copyright (C) 2023 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9# http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17import io
18import pathlib
19import unittest
20import sbom_data
21import sbom_writers
22
23BUILD_FINGER_PRINT = 'build_finger_print'
24SUPPLIER_GOOGLE = 'Organization: Google'
25SUPPLIER_UPSTREAM = 'Organization: upstream'
26
27SPDXID_PREBUILT_PACKAGE1 = 'SPDXRef-PREBUILT-package1'
28SPDXID_SOURCE_PACKAGE1 = 'SPDXRef-SOURCE-package1'
29SPDXID_UPSTREAM_PACKAGE1 = 'SPDXRef-UPSTREAM-package1'
30
31SPDXID_FILE1 = 'SPDXRef-file1'
32SPDXID_FILE2 = 'SPDXRef-file2'
33SPDXID_FILE3 = 'SPDXRef-file3'
Wei Lid2636952023-05-30 15:03:03 -070034SPDXID_FILE4 = 'SPDXRef-file4'
Wei Lidec97b12023-04-07 16:45:17 -070035
Wei Lic6b40462024-06-17 22:29:28 -070036SPDXID_LICENSE_1 = 'LicenseRef-Android-License-1'
37SPDXID_LICENSE_2 = 'LicenseRef-Android-License-2'
38SPDXID_LICENSE_3 = 'LicenseRef-Android-License-3'
39
40LICENSE_APACHE_TEXT = "LICENSE_APACHE"
41LICENSE1_TEXT = 'LICENSE 1'
42LICENSE2_TEXT = 'LICENSE 2'
43LICENSE3_TEXT = 'LICENSE 3'
Wei Lidec97b12023-04-07 16:45:17 -070044
45class SBOMWritersTest(unittest.TestCase):
46
47 def setUp(self):
48 # SBOM of a product
49 self.sbom_doc = sbom_data.Document(name='test doc',
50 namespace='http://www.google.com/sbom/spdx/android',
51 creators=[SUPPLIER_GOOGLE],
52 created='2023-03-31T22:17:58Z',
53 describes=sbom_data.SPDXID_PRODUCT)
54 self.sbom_doc.add_external_ref(
55 sbom_data.DocumentExternalReference(id='DocumentRef-external_doc_ref',
56 uri='external_doc_uri',
57 checksum='SHA1: 1234567890'))
58 self.sbom_doc.add_package(
59 sbom_data.Package(id=sbom_data.SPDXID_PRODUCT,
60 name=sbom_data.PACKAGE_NAME_PRODUCT,
Wei Li52908252023-04-14 18:49:42 -070061 download_location=sbom_data.VALUE_NONE,
Wei Lidec97b12023-04-07 16:45:17 -070062 supplier=SUPPLIER_GOOGLE,
63 version=BUILD_FINGER_PRINT,
64 files_analyzed=True,
65 verification_code='123456',
66 file_ids=[SPDXID_FILE1, SPDXID_FILE2, SPDXID_FILE3]))
67
68 self.sbom_doc.add_package(
69 sbom_data.Package(id=sbom_data.SPDXID_PLATFORM,
70 name=sbom_data.PACKAGE_NAME_PLATFORM,
Wei Li52908252023-04-14 18:49:42 -070071 download_location=sbom_data.VALUE_NONE,
Wei Lidec97b12023-04-07 16:45:17 -070072 supplier=SUPPLIER_GOOGLE,
73 version=BUILD_FINGER_PRINT,
Wei Lic6b40462024-06-17 22:29:28 -070074 declared_license_ids=[sbom_data.SPDXID_LICENSE_APACHE]
Wei Lidec97b12023-04-07 16:45:17 -070075 ))
76
77 self.sbom_doc.add_package(
78 sbom_data.Package(id=SPDXID_PREBUILT_PACKAGE1,
79 name='Prebuilt package1',
Wei Li52908252023-04-14 18:49:42 -070080 download_location=sbom_data.VALUE_NONE,
Wei Lidec97b12023-04-07 16:45:17 -070081 supplier=SUPPLIER_GOOGLE,
82 version=BUILD_FINGER_PRINT,
Wei Lic6b40462024-06-17 22:29:28 -070083 declared_license_ids=[SPDXID_LICENSE_1],
Wei Lidec97b12023-04-07 16:45:17 -070084 ))
85
86 self.sbom_doc.add_package(
87 sbom_data.Package(id=SPDXID_SOURCE_PACKAGE1,
88 name='Source package1',
Wei Li52908252023-04-14 18:49:42 -070089 download_location=sbom_data.VALUE_NONE,
Wei Lidec97b12023-04-07 16:45:17 -070090 supplier=SUPPLIER_GOOGLE,
91 version=BUILD_FINGER_PRINT,
Wei Lic6b40462024-06-17 22:29:28 -070092 declared_license_ids=[SPDXID_LICENSE_2, SPDXID_LICENSE_3],
Wei Lidec97b12023-04-07 16:45:17 -070093 external_refs=[sbom_data.PackageExternalRef(
94 category=sbom_data.PackageExternalRefCategory.SECURITY,
95 type=sbom_data.PackageExternalRefType.cpe22Type,
96 locator='cpe:/a:jsoncpp_project:jsoncpp:1.9.4')]
97 ))
98
99 self.sbom_doc.add_package(
100 sbom_data.Package(id=SPDXID_UPSTREAM_PACKAGE1,
101 name='Upstream package1',
102 supplier=SUPPLIER_UPSTREAM,
103 version='1.1',
Wei Lic6b40462024-06-17 22:29:28 -0700104 declared_license_ids=[SPDXID_LICENSE_2, SPDXID_LICENSE_3],
Wei Lidec97b12023-04-07 16:45:17 -0700105 ))
106
107 self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_SOURCE_PACKAGE1,
108 relationship=sbom_data.RelationshipType.VARIANT_OF,
109 id2=SPDXID_UPSTREAM_PACKAGE1))
110
111 self.sbom_doc.files.append(
Wei Lic6b40462024-06-17 22:29:28 -0700112 sbom_data.File(id=SPDXID_FILE1, name='/bin/file1', checksum='SHA1: 11111', concluded_license_ids=[sbom_data.SPDXID_LICENSE_APACHE]))
Wei Lidec97b12023-04-07 16:45:17 -0700113 self.sbom_doc.files.append(
Wei Lic6b40462024-06-17 22:29:28 -0700114 sbom_data.File(id=SPDXID_FILE2, name='/bin/file2', checksum='SHA1: 22222', concluded_license_ids=[SPDXID_LICENSE_1]))
Wei Lidec97b12023-04-07 16:45:17 -0700115 self.sbom_doc.files.append(
Wei Lic6b40462024-06-17 22:29:28 -0700116 sbom_data.File(id=SPDXID_FILE3, name='/bin/file3', checksum='SHA1: 33333', concluded_license_ids=[SPDXID_LICENSE_2, SPDXID_LICENSE_3]))
Wei Lid2636952023-05-30 15:03:03 -0700117 self.sbom_doc.files.append(
118 sbom_data.File(id=SPDXID_FILE4, name='file4.a', checksum='SHA1: 44444'))
Wei Lidec97b12023-04-07 16:45:17 -0700119
120 self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE1,
121 relationship=sbom_data.RelationshipType.GENERATED_FROM,
122 id2=sbom_data.SPDXID_PLATFORM))
123 self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE2,
124 relationship=sbom_data.RelationshipType.GENERATED_FROM,
125 id2=SPDXID_PREBUILT_PACKAGE1))
126 self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE3,
127 relationship=sbom_data.RelationshipType.GENERATED_FROM,
128 id2=SPDXID_SOURCE_PACKAGE1
129 ))
Wei Lid2636952023-05-30 15:03:03 -0700130 self.sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE1,
131 relationship=sbom_data.RelationshipType.STATIC_LINK,
132 id2=SPDXID_FILE4
133 ))
Wei Lidec97b12023-04-07 16:45:17 -0700134
Wei Lic6b40462024-06-17 22:29:28 -0700135 self.sbom_doc.add_license(sbom_data.License(sbom_data.SPDXID_LICENSE_APACHE, LICENSE_APACHE_TEXT, "License-Apache"))
136 self.sbom_doc.add_license(sbom_data.License(SPDXID_LICENSE_1, LICENSE1_TEXT, "License-1"))
137 self.sbom_doc.add_license(sbom_data.License(SPDXID_LICENSE_2, LICENSE2_TEXT, "License-2"))
138 self.sbom_doc.add_license(sbom_data.License(SPDXID_LICENSE_3, LICENSE3_TEXT, "License-3"))
139
Wei Lidec97b12023-04-07 16:45:17 -0700140 # SBOM fragment of a APK
141 self.unbundled_sbom_doc = sbom_data.Document(name='test doc',
142 namespace='http://www.google.com/sbom/spdx/android',
143 creators=[SUPPLIER_GOOGLE],
144 created='2023-03-31T22:17:58Z',
145 describes=SPDXID_FILE1)
146
147 self.unbundled_sbom_doc.files.append(
148 sbom_data.File(id=SPDXID_FILE1, name='/bin/file1.apk', checksum='SHA1: 11111'))
149 self.unbundled_sbom_doc.add_package(
150 sbom_data.Package(id=SPDXID_SOURCE_PACKAGE1,
151 name='Unbundled apk package',
Wei Li52908252023-04-14 18:49:42 -0700152 download_location=sbom_data.VALUE_NONE,
Wei Lidec97b12023-04-07 16:45:17 -0700153 supplier=SUPPLIER_GOOGLE,
154 version=BUILD_FINGER_PRINT))
155 self.unbundled_sbom_doc.add_relationship(sbom_data.Relationship(id1=SPDXID_FILE1,
156 relationship=sbom_data.RelationshipType.GENERATED_FROM,
157 id2=SPDXID_SOURCE_PACKAGE1))
158
159 def test_tagvalue_writer(self):
160 with io.StringIO() as output:
161 sbom_writers.TagValueWriter.write(self.sbom_doc, output)
162 expected_output = pathlib.Path('testdata/expected_tagvalue_sbom.spdx').read_text()
163 self.maxDiff = None
164 self.assertEqual(expected_output, output.getvalue())
165
Wei Lid2636952023-05-30 15:03:03 -0700166 def test_tagvalue_writer_doc_describes_file(self):
167 with io.StringIO() as output:
168 self.sbom_doc.describes = SPDXID_FILE4
169 sbom_writers.TagValueWriter.write(self.sbom_doc, output)
170 expected_output = pathlib.Path('testdata/expected_tagvalue_sbom_doc_describes_file.spdx').read_text()
171 self.maxDiff = None
172 self.assertEqual(expected_output, output.getvalue())
173
Wei Lidec97b12023-04-07 16:45:17 -0700174 def test_tagvalue_writer_unbundled(self):
175 with io.StringIO() as output:
176 sbom_writers.TagValueWriter.write(self.unbundled_sbom_doc, output, fragment=True)
177 expected_output = pathlib.Path('testdata/expected_tagvalue_sbom_unbundled.spdx').read_text()
178 self.maxDiff = None
179 self.assertEqual(expected_output, output.getvalue())
180
181 def test_json_writer(self):
182 with io.StringIO() as output:
183 sbom_writers.JSONWriter.write(self.sbom_doc, output)
184 expected_output = pathlib.Path('testdata/expected_json_sbom.spdx.json').read_text()
185 self.maxDiff = None
186 self.assertEqual(expected_output, output.getvalue())
187
188
189if __name__ == '__main__':
190 unittest.main(verbosity=2)