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# This file is part of CycloneDX Python Library

# 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.

# SPDX-License-Identifier: Apache-2.0

from collections.abc import Generator

from glob import iglob

from itertools import chain

from os.path import basename, dirname, join

from shutil import copytree

from tempfile import TemporaryDirectory

from unittest import TestCase

from unittest.mock import patch

from ddt import ddt, idata, unpack

from cyclonedx.exception import MissingOptionalDependencyException

from cyclonedx.schema import OutputFormat, SchemaVersion

from cyclonedx.schema._res import BOM_XML

from cyclonedx.validation.xml import XmlValidator

from tests import OWN_DATA_DIRECTORY, SCHEMA_TESTDATA_DIRECTORY, DpTuple

UNSUPPORTED_SCHEMA_VERSIONS = set()

def _dp_sv_tf(valid: bool) -> Generator:

prefix = 'valid-' if valid else 'invalid-'

return (

DpTuple((sv, tf))

for sv in SchemaVersion if sv not in UNSUPPORTED_SCHEMA_VERSIONS

for tf in iglob(join(SCHEMA_TESTDATA_DIRECTORY, sv.to_version(), f'{prefix}*.xml'))

)

def _dp_sv_own(valid: bool) -> Generator:

return (

DpTuple((sv, tf))

for sv in SchemaVersion if sv not in UNSUPPORTED_SCHEMA_VERSIONS

for tf in iglob(join(OWN_DATA_DIRECTORY, 'xml', sv.to_version(), '*.xml')) if ('invalid-' in tf) != valid

)

@ddt

class TestXmlValidator(TestCase):

def test_validate_schema_from_path_with_fragment_character(self) -> None:

schema_version = SchemaVersion.V1_6

schema_file = BOM_XML[schema_version]

self.assertIsNotNone(schema_file)

with TemporaryDirectory(prefix='cyclonedx#') as temp_directory:

schema_directory = join(temp_directory, 'schemas')

copytree(dirname(schema_file), schema_directory)

copied_schema_file = join(schema_directory, basename(schema_file))

with patch.dict('cyclonedx.validation.xml._S_BOM', {schema_version: copied_schema_file}):

validation_error = XmlValidator(schema_version).validate_str(

'<bom xmlns="http://cyclonedx.org/schema/bom/1.6" version="1"/>'

)

self.assertIsNone(validation_error)

@idata(sv for sv in SchemaVersion if sv not in UNSUPPORTED_SCHEMA_VERSIONS)

def test_validator_as_expected(self, schema_version: SchemaVersion) -> None:

validator = XmlValidator(schema_version)

self.assertIs(validator.schema_version, schema_version)

self.assertIs(validator.output_format, OutputFormat.XML)

@idata(UNSUPPORTED_SCHEMA_VERSIONS)

def test_throws_with_unsupported_schema_version(self, schema_version: SchemaVersion) -> None:

with self.assertRaisesRegex(ValueError, f'unsupported schema_version: {schema_version}'):

XmlValidator(schema_version)

@idata(chain(

_dp_sv_tf(True),

_dp_sv_own(True)

))

@unpack

def test_validate_no_none(self, schema_version: SchemaVersion, test_data_file: str) -> None:

validator = XmlValidator(schema_version)

with open(join(test_data_file)) as tdfh:

test_data = tdfh.read()

try:

validation_error = validator.validate_str(test_data)

except MissingOptionalDependencyException:

self.skipTest('MissingOptionalDependencyException')

self.assertIsNone(validation_error)

@idata(chain(

_dp_sv_tf(False),

_dp_sv_own(False)

))

@unpack

def test_validate_expected_error_one(self, schema_version: SchemaVersion, test_data_file: str) -> None:

validator = XmlValidator(schema_version)

with open(join(test_data_file)) as tdfh:

test_data = tdfh.read()

try:

validation_error = validator.validate_str(test_data)

except MissingOptionalDependencyException:

self.skipTest('MissingOptionalDependencyException')

self.assertIsNotNone(validation_error)

self.assertIsNotNone(validation_error.data)

@idata(chain(

_dp_sv_tf(False),

_dp_sv_own(False)

))

@unpack

def test_validate_expected_error_iterator(self, schema_version: SchemaVersion, test_data_file: str) -> None:

validator = XmlValidator(schema_version)

with open(join(test_data_file)) as tdfh:

test_data = tdfh.read()

try:

validation_errors = validator.validate_str(test_data, all_errors=True)

except MissingOptionalDependencyException:

self.skipTest('MissingOptionalDependencyException')

self.assertIsNotNone(validation_errors)

validation_errors = tuple(validation_errors)

self.assertGreater(len(validation_errors), 0)

for validation_error in validation_errors:

self.assertIsNotNone(validation_error.data)

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