Merge branch 'clean-up-metadata' into 'master'

collection of cleanups, tests and minor refactoring related to metadata

See merge request fdroid/fdroidserver!1351

fdroidserver/checkupdates.py

@@ -110,7 +110,7 @@ def check_tags(app, pattern):
 
     vcs.gotorevision(None)
 
-    last_build = app.get_last_build()
+    last_build = get_last_build_from_app(app)
 
     try_init_submodules(app, last_build, vcs)
 
@@ -252,10 +252,7 @@ def check_repomanifest(app, branch=None):
     elif repotype == 'bzr':
         vcs.gotorevision(None)
 
-    last_build = metadata.Build()
+    last_build = get_last_build_from_app(app)
-    if app.get('Builds', []):
-        last_build = app.get('Builds', [])[-1]
-
     try_init_submodules(app, last_build, vcs)
 
     hpak = None
@@ -364,7 +361,7 @@ def possible_subdirs(app):
     else:
         build_dir = Path('build') / app.id
 
-    last_build = app.get_last_build()
+    last_build = get_last_build_from_app(app)
 
     for d in dirs_with_manifest(build_dir):
         m_paths = common.manifest_paths(d, last_build.gradle)
@@ -399,7 +396,7 @@ def fetch_autoname(app, tag):
     except VCSException:
         return None
 
-    last_build = app.get_last_build()
+    last_build = get_last_build_from_app(app)
 
     logging.debug("...fetch auto name from " + str(build_dir))
     new_name = None
@@ -579,6 +576,13 @@ def checkupdates_app(app):
                 raise FDroidException("Git commit failed")
 
 
+def get_last_build_from_app(app):
+    if app.get('Builds'):
+        return app['Builds'][-1]
+    else:
+        return metadata.Build()
+
+
 def status_update_json(processed, failed):
     """Output a JSON file with metadata about this run."""
     logging.debug(_('Outputting JSON'))

fdroidserver/metadata.py

@@ -24,14 +24,12 @@ import platform
 import os
 import re
 import logging
-import importlib
+import ruamel.yaml
 from collections import OrderedDict
 
-from ruamel.yaml import YAML, YAMLError
-
 from . import common
 from . import _
-from .exception import MetaDataException, FDroidException
+from .exception import MetaDataException
 
 srclibs = None
 warnings_action = None
@@ -109,7 +107,6 @@ yaml_app_fields = [x for x in yaml_app_field_order if x != '\n']
 
 
 class App(dict):
-
     def __init__(self, copydict=None):
         if copydict:
             super().__init__(copydict)
@@ -177,12 +174,6 @@ class App(dict):
         else:
             raise AttributeError("No such attribute: " + name)
 
-    def get_last_build(self):
-        if len(self.Builds) > 0:
-            return self.Builds[-1]
-        else:
-            return Build()
-
 
 TYPE_STRING = 2
 TYPE_BOOL = 3
@@ -252,7 +243,6 @@ build_flags = [
 
 
 class Build(dict):
-
     def __init__(self, copydict=None):
         super().__init__()
         self.disable = ''
@@ -307,6 +297,10 @@ class Build(dict):
         else:
             raise AttributeError("No such attribute: " + name)
 
+    @classmethod
+    def to_yaml(cls, representer, node):
+        return representer.represent_dict(node)
+
     def build_method(self):
         for f in ['maven', 'gradle']:
             if self.get(f):
@@ -375,7 +369,7 @@ def flagtype(name):
     return TYPE_STRING
 
 
-class FieldValidator():
+class FieldValidator:
     """Designate App metadata field types and checks that it matches.
 
     'name'     - The long name of the field type
@@ -399,8 +393,13 @@ class FieldValidator():
             values = [v]
         for v in values:
             if not self.compiled.match(v):
-                _warn_or_exception(_("'{value}' is not a valid {field} in {appid}. Regex pattern: {pattern}")
+                _warn_or_exception(
-                                   .format(value=v, field=self.name, appid=appid, pattern=self.matching))
+                    _(
+                        "'{value}' is not a valid {field} in {appid}. Regex pattern: {pattern}"
+                    ).format(
+                        value=v, field=self.name, appid=appid, pattern=self.matching
+                    )
+                )
 
 
 # Generic value types
@@ -471,21 +470,19 @@ def check_metadata(app):
 
 
 def parse_yaml_srclib(metadatapath):
-
+    thisinfo = {'RepoType': '', 'Repo': '', 'Subdir': None, 'Prepare': None}
-    thisinfo = {'RepoType': '',
-                'Repo': '',
-                'Subdir': None,
-                'Prepare': None}
 
     if not metadatapath.exists():
-        _warn_or_exception(_("Invalid scrlib metadata: '{file}' "
+        _warn_or_exception(
-                             "does not exist"
+            _("Invalid scrlib metadata: '{file}' does not exist").format(
-                             .format(file=metadatapath)))
+                file=metadatapath
+            )
+        )
         return thisinfo
 
     with metadatapath.open("r", encoding="utf-8") as f:
         try:
-            yaml = YAML(typ='safe')
+            yaml = ruamel.yaml.YAML(typ='safe')
             data = yaml.load(f)
             if type(data) is not dict:
                 if platform.system() == 'Windows':
@@ -495,9 +492,10 @@ def parse_yaml_srclib(metadatapath):
                         with symlink.open("r", encoding="utf-8") as s:
                             data = yaml.load(s)
             if type(data) is not dict:
-                raise YAMLError(_('{file} is blank or corrupt!')
+                raise ruamel.yaml.YAMLError(
-                                .format(file=metadatapath))
+                    _('{file} is blank or corrupt!').format(file=metadatapath)
-        except YAMLError as e:
+                )
+        except ruamel.yaml.YAMLError as e:
             _warn_or_exception(_("Invalid srclib metadata: could not "
                                  "parse '{file}'")
                                .format(file=metadatapath) + '\n'
@@ -507,9 +505,11 @@ def parse_yaml_srclib(metadatapath):
 
     for key in data:
         if key not in thisinfo:
-            _warn_or_exception(_("Invalid srclib metadata: unknown key "
+            _warn_or_exception(
-                                 "'{key}' in '{file}'")
+                _("Invalid srclib metadata: unknown key '{key}' in '{file}'").format(
-                               .format(key=key, file=metadatapath))
+                    key=key, file=metadatapath
+                )
+            )
             return thisinfo
         else:
             if key == 'Subdir':
@@ -580,7 +580,8 @@ def read_metadata(appids={}, sort_by_time=False):
         metadatafiles = common.get_metadata_files(vercodes)
     else:
         metadatafiles = list(Path('metadata').glob('*.yml')) + list(
-            Path('.').glob('.fdroid.yml'))
+            Path('.').glob('.fdroid.yml')
+        )
 
     if sort_by_time:
         entries = ((path.stat().st_mtime, path) for path in metadatafiles)
@@ -594,11 +595,15 @@ def read_metadata(appids={}, sort_by_time=False):
     for metadatapath in metadatafiles:
         appid = metadatapath.stem
         if appid != '.fdroid' and not common.is_valid_package_name(appid):
-            _warn_or_exception(_("{appid} from {path} is not a valid Java Package Name!")
+            _warn_or_exception(
-                               .format(appid=appid, path=metadatapath))
+                _("{appid} from {path} is not a valid Java Package Name!").format(
+                    appid=appid, path=metadatapath
+                )
+            )
         if appid in apps:
-            _warn_or_exception(_("Found multiple metadata files for {appid}")
+            _warn_or_exception(
-                               .format(appid=appid))
+                _("Found multiple metadata files for {appid}").format(appid=appid)
+            )
         app = parse_metadata(metadatapath)
         check_metadata(app)
         apps[app.id] = app
@@ -654,8 +659,9 @@ def parse_metadata(metadatapath):
         with metadatapath.open('r', encoding='utf-8') as mf:
             app.update(parse_yaml_metadata(mf))
     else:
-        _warn_or_exception(_('Unknown metadata format: {path} (use: *.yml)')
+        _warn_or_exception(
-                           .format(path=metadatapath))
+            _('Unknown metadata format: {path} (use: *.yml)').format(path=metadatapath)
+        )
 
     if metadatapath.name != '.fdroid.yml' and app.Repo:
         build_dir = common.get_build_dir(app)
@@ -663,11 +669,15 @@ def parse_metadata(metadatapath):
         if metadata_in_repo.is_file():
             try:
                 commit_id = common.get_head_commit_id(git.Repo(build_dir))
-                logging.debug(_('Including metadata from %s@%s') % (metadata_in_repo, commit_id))
+                logging.debug(
+                    _('Including metadata from %s@%s') % (metadata_in_repo, commit_id)
+                )
             # See https://github.com/PyCQA/pylint/issues/2856 .
             # pylint: disable-next=no-member
             except git.exc.InvalidGitRepositoryError:
-                logging.debug(_('Including metadata from {path}').format(metadata_in_repo))
+                logging.debug(
+                    _('Including metadata from {path}').format(metadata_in_repo)
+                )
             app_in_repo = parse_metadata(metadata_in_repo)
             for k, v in app_in_repo.items():
                 if k not in app:
@@ -708,13 +718,15 @@ def parse_yaml_metadata(mf):
 
     """
     try:
-        yaml = YAML(typ='safe')
+        yaml = ruamel.yaml.YAML(typ='safe')
         yamldata = yaml.load(mf)
-    except YAMLError as e:
+    except ruamel.yaml.YAMLError as e:
-        _warn_or_exception(_("could not parse '{path}'")
+        _warn_or_exception(
-                           .format(path=mf.name) + '\n'
+            _("could not parse '{path}'").format(path=mf.name)
+            + '\n'
             + common.run_yamllint(mf.name, indent=4),
-                           cause=e)
+            cause=e,
+        )
 
     if yamldata is None or yamldata == '':
         yamldata = dict()
@@ -788,15 +800,16 @@ def post_parse_yaml_metadata(yamldata):
 
     """
     for k, v in yamldata.items():
-        if fieldtype(k) == TYPE_LIST:
+        _fieldtype = fieldtype(k)
+        if _fieldtype == TYPE_LIST:
             if isinstance(v, str):
-                yamldata[k] = [v, ]
+                yamldata[k] = [v]
             elif v:
                 yamldata[k] = [str(i) for i in v]
-        elif fieldtype(k) == TYPE_INT:
+        elif _fieldtype == TYPE_INT:
             if v:
                 yamldata[k] = int(v)
-        elif fieldtype(k) == TYPE_STRING:
+        elif _fieldtype == TYPE_STRING:
             if v or v == 0:
                 yamldata[k] = _normalize_type_string(v)
         else:
@@ -810,10 +823,10 @@ def post_parse_yaml_metadata(yamldata):
                 continue
 
             _flagtype = flagtype(k)
-            if _flagtype is TYPE_STRING:
+            if _flagtype == TYPE_STRING:
                 if v or v == 0:
                     build[k] = _normalize_type_string(v)
-            elif _flagtype is TYPE_INT:
+            elif _flagtype == TYPE_INT:
                 build[k] = v
                 # versionCode must be int
                 if not isinstance(v, int):
@@ -851,33 +864,18 @@ def write_yaml(mf, app):
     app
       app metadata to written to the yaml file
     """
-    # import rumael.yaml and check version
-    try:
-        import ruamel.yaml
-    except ImportError as e:
-        raise FDroidException('ruamel.yaml not installed, can not write metadata.') from e
-    if not ruamel.yaml.__version__:
-        raise FDroidException('ruamel.yaml.__version__ not accessible. Please make sure a ruamel.yaml >= 0.13 is installed..')
-    m = re.match(r'(?P<major>[0-9]+)\.(?P<minor>[0-9]+)\.(?P<patch>[0-9]+)(-.+)?',
-                 ruamel.yaml.__version__)
-    if not m:
-        raise FDroidException('ruamel.yaml version malfored, please install an upstream version of ruamel.yaml')
-    if int(m.group('major')) < 0 or int(m.group('minor')) < 13:
-        raise FDroidException('currently installed version of ruamel.yaml ({}) is too old, >= 1.13 required.'.format(ruamel.yaml.__version__))
-    # suiteable version ruamel.yaml imported successfully
-
     def _field_to_yaml(typ, value):
         """Convert data to YAML 1.2 format that keeps the right TYPE_*."""
-        if typ is TYPE_STRING:
+        if typ == TYPE_STRING:
             return str(value)
-        elif typ is TYPE_INT:
+        elif typ == TYPE_INT:
             return int(value)
-        elif typ is TYPE_MULTILINE:
+        elif typ == TYPE_MULTILINE:
             if '\n' in value:
                 return ruamel.yaml.scalarstring.preserve_literal(str(value))
             else:
                 return str(value)
-        elif typ is TYPE_SCRIPT:
+        elif typ == TYPE_SCRIPT:
             if type(value) == list:
                 if len(value) == 1:
                     return value[0]
@@ -930,7 +928,9 @@ def write_yaml(mf, app):
                 if hasattr(build, field):
                     value = getattr(build, field)
                     if field == 'gradle' and value == ['off']:
-                        value = [ruamel.yaml.scalarstring.SingleQuotedScalarString('off')]
+                        value = [
+                            ruamel.yaml.scalarstring.SingleQuotedScalarString('off')
+                        ]
                     typ = flagtype(field)
                     # don't check value == True for TYPE_INT as it could be 0
                     if value is not None and (typ == TYPE_INT or value):
@@ -945,27 +945,25 @@ def write_yaml(mf, app):
         return builds
 
     yaml_app = _app_to_yaml(app)
-    try:
     yaml = ruamel.yaml.YAML()
     yaml.indent(mapping=4, sequence=4, offset=2)
     yaml.dump(yaml_app, stream=mf)
-    except AttributeError:  # Debian/stretch's version does not have YAML()
-        ruamel.yaml.round_trip_dump(yaml_app, mf, indent=4, block_seq_indent=2)
 
 
 def write_metadata(metadatapath, app):
     metadatapath = Path(metadatapath)
     if metadatapath.suffix == '.yml':
-        if importlib.util.find_spec('ruamel.yaml'):
         with metadatapath.open('w') as mf:
             return write_yaml(mf, app)
-        else:
-            raise FDroidException(_('ruamel.yaml not installed, can not write metadata.'))
 
     _warn_or_exception(_('Unknown metadata format: %s') % metadatapath)
 
 
 def add_metadata_arguments(parser):
     """Add common command line flags related to metadata processing."""
-    parser.add_argument("-W", choices=['error', 'warn', 'ignore'], default='error',
+    parser.add_argument(
-                        help=_("force metadata errors (default) to be warnings, or to be ignored."))
+        "-W",
+        choices=['error', 'warn', 'ignore'],
+        default='error',
+        help=_("force metadata errors (default) to be warnings, or to be ignored."),
+    )

tests/metadata.TestCase

@@ -6,22 +6,17 @@ import logging
 import optparse
 import os
 import random
+import ruamel.yaml
 import shutil
 import sys
 import unittest
-from unittest import mock
 import tempfile
 import textwrap
 from collections import OrderedDict
 from pathlib import Path
 
-
 from testcommon import TmpCwd
 
-from ruamel.yaml import YAML
-
-yaml = YAML(typ='safe')
-
 localmodule = Path(__file__).resolve().parent.parent
 print('localmodule: ' + str(localmodule))
 if localmodule not in sys.path:
@@ -32,6 +27,12 @@ from fdroidserver import metadata
 from fdroidserver.exception import MetaDataException
 
 
+def _get_mock_mf(s):
+    mf = io.StringIO(s)
+    mf.name = 'mock_filename.yaml'
+    return mf
+
+
 class MetadataTest(unittest.TestCase):
     '''fdroidserver/metadata.py'''
 
@@ -39,6 +40,7 @@ class MetadataTest(unittest.TestCase):
         logging.basicConfig(level=logging.DEBUG)
         self.basedir = localmodule / 'tests'
         os.chdir(self.basedir)
+        fdroidserver.metadata.warnings_action = 'error'
 
     def tearDown(self):
         # auto-generated dirs by functions, not tests, so they are not always cleaned up
@@ -67,8 +69,6 @@ class MetadataTest(unittest.TestCase):
                 break
         self.assertIsNotNone(validator, "could not find 'Bitcoin address' validator")
 
-        fdroidserver.metadata.warnings_action = 'error'
-
         # some valid addresses (P2PKH, P2SH, Bech32)
         self.assertIsNone(
             validator.check('1BrrrrErsrWetrTrnrrrrm4GFg7xJaNVN2', 'fake.app.id')
@@ -126,8 +126,6 @@ class MetadataTest(unittest.TestCase):
                 break
         self.assertIsNotNone(validator, "could not find 'Litecoin address' validator")
 
-        fdroidserver.metadata.warnings_action = 'error'
-
         # some valid addresses (L, M, 3, segwit)
         self.assertIsNone(
             validator.check('LgeGrrrrJAxyXprrPrrBrrX5Qrrrrrrrrd', 'fake.app.id')
@@ -180,9 +178,30 @@ class MetadataTest(unittest.TestCase):
             'fake.app.id',
         )
 
+    def test_check_metadata_AntiFeatures(self):
+        fdroidserver.metadata.warnings_action = 'error'
+
+        app = fdroidserver.metadata.App()
+        self.assertIsNone(metadata.check_metadata(app))
+
+        app['AntiFeatures'] = []
+        self.assertIsNone(metadata.check_metadata(app))
+
+        app['AntiFeatures'] = ['Ads', 'UpstreamNonFree']
+        self.assertIsNone(metadata.check_metadata(app))
+
+        app['AntiFeatures'] = ['Ad']
+        with self.assertRaises(fdroidserver.exception.MetaDataException):
+            metadata.check_metadata(app)
+
+        app['AntiFeatures'] = ['Adss']
+        with self.assertRaises(fdroidserver.exception.MetaDataException):
+            metadata.check_metadata(app)
+
     def test_valid_funding_yml_regex(self):
         """Check the regex can find all the cases"""
         with (self.basedir / 'funding-usernames.yaml').open() as fp:
+            yaml = ruamel.yaml.YAML(typ='safe')
             data = yaml.load(fp)
 
         for k, entries in data.items():
@@ -200,10 +219,7 @@ class MetadataTest(unittest.TestCase):
                     )
 
     def test_read_metadata(self):
-        def _build_yaml_representer(dumper, data):
+        """Read specified metadata files included in tests/, compare to stored output"""
-            '''Creates a YAML representation of a Build instance'''
-            return dumper.represent_dict(data)
-
         self.maxDiff = None
 
         config = dict()
@@ -211,6 +227,7 @@ class MetadataTest(unittest.TestCase):
         fdroidserver.common.config = config
         fdroidserver.metadata.warnings_action = None
 
+        yaml = ruamel.yaml.YAML(typ='safe')
         apps = fdroidserver.metadata.read_metadata()
         for appid in (
             'org.smssecure.smssecure',
@@ -226,9 +243,10 @@ class MetadataTest(unittest.TestCase):
             self.assertEqual(frommeta, from_yaml)
             # comment above assert and uncomment below to update test
             # files when new metadata fields are added
-            # with savepath.open('w') as f:
+            # with savepath.open('w') as fp:
-            #     yaml.add_representer(fdroidserver.metadata.Build, _build_yaml_representer)
+            #     yaml.default_flow_style = False
-            #     yaml.dump(frommeta, f, default_flow_style=False)
+            #     yaml.register_class(metadata.Build)
+            #     yaml.dump(frommeta, fp)
 
     def test_rewrite_yaml_fakeotaupdate(self):
         with tempfile.TemporaryDirectory() as testdir:
@@ -306,7 +324,20 @@ class MetadataTest(unittest.TestCase):
         self.assertEqual('true', metadata._normalize_type_string(True))
 
     def test_post_parse_yaml_metadata(self):
-        fdroidserver.metadata.warnings_action = 'error'
+        yamldata = dict()
+        metadata.post_parse_yaml_metadata(yamldata)
+
+        yamldata[
+            'AllowedAPKSigningKeys'
+        ] = 'c03dac71394d6c26766f1b04d3e31cfcac5d03b55d8aa40cc9b9fa6b74354c66'
+        metadata.post_parse_yaml_metadata(yamldata)
+
+    def test_post_parse_yaml_metadata_fails(self):
+        yamldata = {'AllowedAPKSigningKeys': True}
+        with self.assertRaises(TypeError):
+            metadata.post_parse_yaml_metadata(yamldata)
+
+    def test_post_parse_yaml_metadata_builds(self):
         yamldata = OrderedDict()
         builds = []
         yamldata['Builds'] = builds
@@ -380,17 +411,45 @@ class MetadataTest(unittest.TestCase):
             self.assertEqual(randomlist, allappids)
 
     def test_parse_yaml_metadata_0size_file(self):
-        mf = io.StringIO('')
+        self.assertEqual(dict(), metadata.parse_yaml_metadata(_get_mock_mf('')))
-        mf.name = 'mock_filename.yaml'
-        self.assertEqual(fdroidserver.metadata.parse_yaml_metadata(mf), dict())
 
     def test_parse_yaml_metadata_empty_dict_file(self):
-        mf = io.StringIO('{}')
+        self.assertEqual(dict(), metadata.parse_yaml_metadata(_get_mock_mf('{}')))
-        mf.name = 'mock_filename.yaml'
-        self.assertEqual(fdroidserver.metadata.parse_yaml_metadata(mf), dict())
 
     def test_parse_yaml_metadata_empty_string_file(self):
-        mf = io.StringIO('""')
+        self.assertEqual(dict(), metadata.parse_yaml_metadata(_get_mock_mf('""')))
+
+    def test_parse_yaml_metadata_fail_on_root_list(self):
+        with self.assertRaises(MetaDataException):
+            metadata.parse_yaml_metadata(_get_mock_mf('-'))
+        with self.assertRaises(MetaDataException):
+            metadata.parse_yaml_metadata(_get_mock_mf('[]'))
+        with self.assertRaises(MetaDataException):
+            metadata.parse_yaml_metadata(_get_mock_mf('- AutoName: fake'))
+
+    def test_parse_yaml_metadata_type_list_str(self):
+        v = 'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855'
+        mf = _get_mock_mf('AllowedAPKSigningKeys: "%s"' % v)
+        self.assertEqual(
+            v,
+            metadata.parse_yaml_metadata(mf)['AllowedAPKSigningKeys'][0],
+        )
+
+    def test_parse_yaml_metadata_type_list_build_str(self):
+        mf = _get_mock_mf('Builds: [{versionCode: 1, rm: s}]')
+        self.assertEqual(
+            metadata.parse_yaml_metadata(mf),
+            {'Builds': [{'rm': ['s'], 'versionCode': 1}]},
+        )
+
+    def test_parse_yaml_metadata_app_type_list_fails(self):
+        mf = _get_mock_mf('AllowedAPKSigningKeys: true')
+        with self.assertRaises(TypeError):
+            metadata.parse_yaml_metadata(mf)
+        mf = _get_mock_mf('AllowedAPKSigningKeys: 1')
+        with self.assertRaises(TypeError):
+            metadata.parse_yaml_metadata(mf)
+
         mf.name = 'mock_filename.yaml'
         self.assertEqual(fdroidserver.metadata.parse_yaml_metadata(mf), dict())
 
@@ -405,7 +464,6 @@ class MetadataTest(unittest.TestCase):
             )
         )
         mf.name = 'mock_filename.yaml'
-        with mock.patch('fdroidserver.metadata.warnings_action', 'error'):
         with self.assertRaises(MetaDataException):
             fdroidserver.metadata.parse_yaml_metadata(mf)
 
@@ -420,7 +478,6 @@ class MetadataTest(unittest.TestCase):
             )
         )
         mf.name = 'mock_filename.yaml'
-        with mock.patch('fdroidserver.metadata.warnings_action', 'error'):
         with self.assertRaises(MetaDataException):
             fdroidserver.metadata.parse_yaml_metadata(mf)
 
@@ -436,8 +493,7 @@ class MetadataTest(unittest.TestCase):
 
         """
         fdroidserver.metadata.warnings_action = None
-        mf = io.StringIO('[AntiFeatures: Tracking]')
+        mf = _get_mock_mf('[AntiFeatures: Tracking]')
-        mf.name = 'mock_filename.yaml'
         self.assertEqual(fdroidserver.metadata.parse_yaml_metadata(mf), dict())
 
     def test_parse_yaml_srclib_corrupt_file(self):
@@ -454,7 +510,6 @@ class MetadataTest(unittest.TestCase):
                         """
                     )
                 )
-            with mock.patch('fdroidserver.metadata.warnings_action', 'error'):
             with self.assertRaises(MetaDataException):
                 fdroidserver.metadata.parse_yaml_srclib(srclibfile)
 
@@ -535,7 +590,6 @@ class MetadataTest(unittest.TestCase):
         )
         mf.name = 'mock_filename.yaml'
         mf.seek(0)
-        with mock.patch('fdroidserver.metadata.warnings_action', 'error'):
         result = fdroidserver.metadata.parse_yaml_metadata(mf)
         self.maxDiff = None
         self.assertDictEqual(
@@ -590,7 +644,6 @@ class MetadataTest(unittest.TestCase):
         )
         mf.name = 'mock_filename.yaml'
         mf.seek(0)
-        with mock.patch('fdroidserver.metadata.warnings_action', 'error'):
         result = fdroidserver.metadata.parse_yaml_metadata(mf)
         self.maxDiff = None
         self.assertDictEqual(
@@ -640,7 +693,6 @@ class MetadataTest(unittest.TestCase):
         )
         mf.name = 'mock_filename.yaml'
         mf.seek(0)
-        with mock.patch('fdroidserver.metadata.warnings_action', 'error'):
         result = fdroidserver.metadata.parse_yaml_metadata(mf)
         self.assertDictEqual(
             result,
@@ -674,7 +726,6 @@ class MetadataTest(unittest.TestCase):
         )
         mf.name = 'mock_filename.yaml'
         mf.seek(0)
-        with mock.patch('fdroidserver.metadata.warnings_action', 'error'):
         result = fdroidserver.metadata.parse_yaml_metadata(mf)
         self.assertNotIn('Provides', result)
         self.assertNotIn('provides', result)
@@ -903,7 +954,6 @@ class MetadataTest(unittest.TestCase):
         )
 
     def test_parse_yaml_srclib_unknown_key(self):
-        fdroidserver.metadata.warnings_action = 'error'
         with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
             with Path('test.yml').open('w', encoding='utf-8') as f:
                 f.write(
@@ -922,7 +972,6 @@ class MetadataTest(unittest.TestCase):
                 fdroidserver.metadata.parse_yaml_srclib(Path('test.yml'))
 
     def test_parse_yaml_srclib_does_not_exists(self):
-        fdroidserver.metadata.warnings_action = 'error'
         with self.assertRaisesRegex(
             MetaDataException,
             "Invalid scrlib metadata: "
@@ -934,7 +983,6 @@ class MetadataTest(unittest.TestCase):
             )
 
     def test_parse_yaml_srclib_simple(self):
-        fdroidserver.metadata.warnings_action = 'error'
         with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
             with Path('simple.yml').open('w', encoding='utf-8') as f:
                 f.write(
@@ -958,7 +1006,6 @@ class MetadataTest(unittest.TestCase):
             )
 
     def test_parse_yaml_srclib_simple_with_blanks(self):
-        fdroidserver.metadata.warnings_action = 'error'
         with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
             with Path('simple.yml').open('w', encoding='utf-8') as f:
                 f.write(
@@ -988,7 +1035,6 @@ class MetadataTest(unittest.TestCase):
             )
 
     def test_parse_yaml_srclib_Changelog_cketti(self):
-        fdroidserver.metadata.warnings_action = 'error'
         with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
             with Path('Changelog-cketti.yml').open('w', encoding='utf-8') as f:
                 f.write(
@@ -1020,7 +1066,6 @@ class MetadataTest(unittest.TestCase):
             )
 
     def test_read_srclibs_yml_subdir_list(self):
-        fdroidserver.metadata.warnings_action = 'error'
         fdroidserver.metadata.srclibs = None
         with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
             Path('srclibs').mkdir()
@@ -1072,7 +1117,6 @@ class MetadataTest(unittest.TestCase):
         )
 
     def test_read_srclibs_yml_prepare_list(self):
-        fdroidserver.metadata.warnings_action = 'error'
         fdroidserver.metadata.srclibs = None
         with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
             Path('srclibs').mkdir()
@@ -1113,7 +1157,6 @@ class MetadataTest(unittest.TestCase):
         )
 
     def test_read_srclibs(self):
-        fdroidserver.metadata.warnings_action = 'error'
         fdroidserver.metadata.srclibs = None
         with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
             Path('srclibs').mkdir()

tests/metadata/dump/com.politedroid.yaml

@@ -1,5 +1,6 @@
 AllowedAPKSigningKeys: []
-AntiFeatures: ['NonFreeNet']
+AntiFeatures:
+- NonFreeNet
 ArchivePolicy: 4 versions
 AuthorEmail: null
 AuthorName: null
@@ -130,7 +131,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null

tests/metadata/dump/org.adaway.yaml

@@ -15,7 +15,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: ea5378a94ee0dc1d99d2cec95fae7e6d81afb2b9
   disable: ''
   encoding: null
@@ -51,7 +51,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: 4128e59da2eac5c2904c7c7568d298ca51e79540
   disable: ''
   encoding: null
@@ -88,7 +88,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: 0b9985398b9eef7baf6aadd0dbb12002bc199d2e
   disable: ''
   encoding: null
@@ -125,7 +125,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: ab27f4dab5f3ea5e228cfb4a6b0e1fbf53695f22
   disable: ''
   encoding: null
@@ -162,7 +162,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: 695e3801e4081026c8f7213a2345fc451d5eb89c
   disable: ''
   encoding: null
@@ -199,7 +199,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: 65138c11cc8b6affd28b68e125fbc1dff0886a4e
   disable: ''
   encoding: null
@@ -271,7 +271,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: f811e53e1e1d2ee047b18715fd7d2072b90ae76b
   disable: ''
   encoding: null
@@ -308,7 +308,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: ff97932761cdee68638dc2550751a64b2cbe18e7
   disable: ''
   encoding: null
@@ -345,7 +345,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: 33d4d80998f30bafc88c04c80cbae00b03916f99
   disable: ''
   encoding: null
@@ -382,7 +382,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: 743d25a7e287505461f33f4b8e57e4cf988fffea
   disable: ''
   encoding: null
@@ -419,7 +419,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: eaa07f4
   disable: ''
   encoding: null
@@ -688,7 +688,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.1
   disable: ''
   encoding: null
@@ -738,7 +738,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.3
   disable: ''
   encoding: null
@@ -784,7 +784,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.6
   disable: ''
   encoding: null
@@ -792,7 +792,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -822,7 +822,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.7
   disable: ''
   encoding: null
@@ -830,7 +830,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -860,7 +860,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.8
   disable: ''
   encoding: null
@@ -868,7 +868,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -898,7 +898,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.8.1
   disable: ''
   encoding: null
@@ -906,7 +906,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -936,7 +936,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.9
   disable: ''
   encoding: null
@@ -944,7 +944,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -974,7 +974,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.9.1
   disable: ''
   encoding: null
@@ -982,7 +982,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -1012,7 +1012,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v2.9.2
   disable: ''
   encoding: null
@@ -1020,7 +1020,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -1050,7 +1050,7 @@ Builds:
   binary: null
   build: ''
   buildjni:
-  - 'yes'
+  - yes
   commit: v3.0
   disable: ''
   encoding: null
@@ -1058,7 +1058,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null

tests/metadata/dump/org.smssecure.smssecure.yaml

@@ -22,7 +22,7 @@ Builds:
   forcevercode: true
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -83,7 +83,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -126,7 +126,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -167,7 +167,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -208,7 +208,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -248,7 +248,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -288,7 +288,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null
@@ -328,7 +328,7 @@ Builds:
   forcevercode: false
   forceversion: false
   gradle:
-  - 'yes'
+  - yes
   gradleprops: []
   init: ''
   maven: null

tests/metadata/dump/org.videolan.vlc.yaml

@@ -2640,7 +2640,7 @@ UpdateCheckIgnore: null
 UpdateCheckMode: Tags
 UpdateCheckName: null
 VercodeOperation:
-  - '%c + 5'
+- '%c + 5'
 WebSite: http://www.videolan.org/vlc/download-android.html
 added: null
 id: org.videolan.vlc

tests/rewritemeta.TestCase

@@ -7,10 +7,8 @@ import sys
 import unittest
 import tempfile
 import textwrap
-from unittest import mock
 from pathlib import Path
 
-
 from testcommon import TmpCwd
 
 localmodule = Path(__file__).resolve().parent.parent
@@ -20,7 +18,6 @@ if localmodule not in sys.path:
 
 from fdroidserver import common
 from fdroidserver import rewritemeta
-from fdroidserver.exception import FDroidException
 
 
 class RewriteMetaTest(unittest.TestCase):
@@ -71,24 +68,6 @@ class RewriteMetaTest(unittest.TestCase):
                 ),
             )
 
-    def test_rewrite_scenario_yml_no_ruamel(self):
-        sys.argv = ['rewritemeta', 'a']
-        with tempfile.TemporaryDirectory() as tmpdir, TmpCwd(tmpdir):
-            Path('metadata').mkdir()
-            with Path('metadata/a.yml').open('w') as f:
-                f.write('AutoName: a')
-
-            def boom(*args):
-                raise FDroidException(' '.join((str(x) for x in args)))
-
-            with mock.patch('importlib.util.find_spec', boom):
-                with self.assertRaises(FDroidException):
-                    rewritemeta.main()
-
-            self.assertEqual(
-                Path('metadata/a.yml').read_text(encoding='utf-8'), 'AutoName: a'
-            )
-
 
 if __name__ == "__main__":
     parser = optparse.OptionParser()