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BUG=b:233893248
TEST=CQ

Change-Id: I66591d7a738d241aed3290138c0f68065ab10a6d
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/3879174
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Alex Klein <saklein@chromium.org>
diff --git a/api/controller/controller_util_unittest.py b/api/controller/controller_util_unittest.py
index 53f3570..80dd7e4 100644
--- a/api/controller/controller_util_unittest.py
+++ b/api/controller/controller_util_unittest.py
@@ -16,201 +16,214 @@
 
 
 class ParseChrootTest(cros_test_lib.MockTestCase):
-  """ParseChroot tests."""
+    """ParseChroot tests."""
 
-  def testSuccess(self):
-    """Test successful handling case."""
-    path = '/chroot/path'
-    cache_dir = '/cache/dir'
-    chrome_root = '/chrome/root'
-    use_flags = [{'flag': 'useflag1'}, {'flag': 'useflag2'}]
-    features = [{'feature': 'feature1'}, {'feature': 'feature2'}]
-    expected_env = {'USE': 'useflag1 useflag2',
-                    'FEATURES': 'feature1 feature2',
-                    'CHROME_ORIGIN': 'LOCAL_SOURCE'}
+    def testSuccess(self):
+        """Test successful handling case."""
+        path = "/chroot/path"
+        cache_dir = "/cache/dir"
+        chrome_root = "/chrome/root"
+        use_flags = [{"flag": "useflag1"}, {"flag": "useflag2"}]
+        features = [{"feature": "feature1"}, {"feature": "feature2"}]
+        expected_env = {
+            "USE": "useflag1 useflag2",
+            "FEATURES": "feature1 feature2",
+            "CHROME_ORIGIN": "LOCAL_SOURCE",
+        }
 
-    chroot_message = common_pb2.Chroot(path=path, cache_dir=cache_dir,
-                                       chrome_dir=chrome_root,
-                                       env={'use_flags': use_flags,
-                                            'features': features})
+        chroot_message = common_pb2.Chroot(
+            path=path,
+            cache_dir=cache_dir,
+            chrome_dir=chrome_root,
+            env={"use_flags": use_flags, "features": features},
+        )
 
-    expected = Chroot(path=path, cache_dir=cache_dir, chrome_root=chrome_root,
-                      env=expected_env)
-    result = controller_util.ParseChroot(chroot_message)
+        expected = Chroot(
+            path=path,
+            cache_dir=cache_dir,
+            chrome_root=chrome_root,
+            env=expected_env,
+        )
+        result = controller_util.ParseChroot(chroot_message)
 
-    self.assertEqual(expected, result)
+        self.assertEqual(expected, result)
 
-  def testWrongMessage(self):
-    """Test invalid message type given."""
-    with self.assertRaises(AssertionError):
-      controller_util.ParseChroot(common_pb2.BuildTarget())
+    def testWrongMessage(self):
+        """Test invalid message type given."""
+        with self.assertRaises(AssertionError):
+            controller_util.ParseChroot(common_pb2.BuildTarget())
+
 
 class ParseSysrootTest(cros_test_lib.MockTestCase):
-  """ParseSysroot tests."""
+    """ParseSysroot tests."""
 
-  def testSuccess(self):
-    """test successful handling case."""
-    path = '/build/rare_pokemon'
-    sysroot_message = sysroot_pb2.Sysroot(path=path)
-    expected = Sysroot(path=path)
-    result = controller_util.ParseSysroot(sysroot_message)
-    self.assertEqual(expected, result)
+    def testSuccess(self):
+        """test successful handling case."""
+        path = "/build/rare_pokemon"
+        sysroot_message = sysroot_pb2.Sysroot(path=path)
+        expected = Sysroot(path=path)
+        result = controller_util.ParseSysroot(sysroot_message)
+        self.assertEqual(expected, result)
 
-  def testWrongMessage(self):
-    with self.assertRaises(AssertionError):
-      controller_util.ParseSysroot(common_pb2.BuildTarget())
+    def testWrongMessage(self):
+        with self.assertRaises(AssertionError):
+            controller_util.ParseSysroot(common_pb2.BuildTarget())
+
 
 class ParseBuildTargetTest(cros_test_lib.TestCase):
-  """ParseBuildTarget tests."""
+    """ParseBuildTarget tests."""
 
-  def testSuccess(self):
-    """Test successful handling case."""
-    name = 'board'
-    build_target_message = common_pb2.BuildTarget(name=name)
-    expected = build_target_lib.BuildTarget(name)
-    result = controller_util.ParseBuildTarget(build_target_message)
+    def testSuccess(self):
+        """Test successful handling case."""
+        name = "board"
+        build_target_message = common_pb2.BuildTarget(name=name)
+        expected = build_target_lib.BuildTarget(name)
+        result = controller_util.ParseBuildTarget(build_target_message)
 
-    self.assertEqual(expected, result)
+        self.assertEqual(expected, result)
 
-  def testParseProfile(self):
-    """Test the parsing of a profile."""
-    name = 'build-target-name'
-    profile = 'profile'
-    build_target_msg = common_pb2.BuildTarget(name=name)
-    profile_msg = sysroot_pb2.Profile(name=profile)
+    def testParseProfile(self):
+        """Test the parsing of a profile."""
+        name = "build-target-name"
+        profile = "profile"
+        build_target_msg = common_pb2.BuildTarget(name=name)
+        profile_msg = sysroot_pb2.Profile(name=profile)
 
-    expected = build_target_lib.BuildTarget(name, profile=profile)
-    result = controller_util.ParseBuildTarget(
-        build_target_msg, profile_message=profile_msg)
+        expected = build_target_lib.BuildTarget(name, profile=profile)
+        result = controller_util.ParseBuildTarget(
+            build_target_msg, profile_message=profile_msg
+        )
 
-    self.assertEqual(expected, result)
+        self.assertEqual(expected, result)
 
-
-  def testWrongMessage(self):
-    """Test invalid message type given."""
-    with self.assertRaises(AssertionError):
-      controller_util.ParseBuildTarget(build_api_test_pb2.TestRequestMessage())
+    def testWrongMessage(self):
+        """Test invalid message type given."""
+        with self.assertRaises(AssertionError):
+            controller_util.ParseBuildTarget(
+                build_api_test_pb2.TestRequestMessage()
+            )
 
 
 class ParseBuildTargetsTest(cros_test_lib.TestCase):
-  """ParseBuildTargets tests."""
+    """ParseBuildTargets tests."""
 
-  def testSuccess(self):
-    """Test successful handling case."""
-    names = ['foo', 'bar', 'baz']
-    message = build_api_test_pb2.TestRequestMessage()
-    for name in names:
-      message.build_targets.add().name = name
+    def testSuccess(self):
+        """Test successful handling case."""
+        names = ["foo", "bar", "baz"]
+        message = build_api_test_pb2.TestRequestMessage()
+        for name in names:
+            message.build_targets.add().name = name
 
-    result = controller_util.ParseBuildTargets(message.build_targets)
+        result = controller_util.ParseBuildTargets(message.build_targets)
 
-    expected = [build_target_lib.BuildTarget(name) for name in names]
-    self.assertCountEqual(expected, result)
+        expected = [build_target_lib.BuildTarget(name) for name in names]
+        self.assertCountEqual(expected, result)
 
-  def testWrongMessage(self):
-    """Wrong message type handling."""
-    message = common_pb2.Chroot()
-    message.env.use_flags.add().flag = 'foo'
-    message.env.use_flags.add().flag = 'bar'
+    def testWrongMessage(self):
+        """Wrong message type handling."""
+        message = common_pb2.Chroot()
+        message.env.use_flags.add().flag = "foo"
+        message.env.use_flags.add().flag = "bar"
 
-    with self.assertRaises(AssertionError):
-      controller_util.ParseBuildTargets(message.env.use_flags)
+        with self.assertRaises(AssertionError):
+            controller_util.ParseBuildTargets(message.env.use_flags)
 
 
 class PackageInfoToCPVTest(cros_test_lib.TestCase):
-  """PackageInfoToCPV tests."""
+    """PackageInfoToCPV tests."""
 
-  def testAllFields(self):
-    """Quick check CPV fields."""
-    pi = common_pb2.PackageInfo()
-    pi.package_name = 'pkg'
-    pi.category = 'cat'
-    pi.version = '2.0.0'
+    def testAllFields(self):
+        """Quick check CPV fields."""
+        pi = common_pb2.PackageInfo()
+        pi.package_name = "pkg"
+        pi.category = "cat"
+        pi.version = "2.0.0"
 
-    cpv = controller_util.PackageInfoToCPV(pi)
+        cpv = controller_util.PackageInfoToCPV(pi)
 
-    self.assertEqual('pkg', cpv.package)
-    self.assertEqual('cat', cpv.category)
-    self.assertEqual('2.0.0', cpv.version)
+        self.assertEqual("pkg", cpv.package)
+        self.assertEqual("cat", cpv.category)
+        self.assertEqual("2.0.0", cpv.version)
 
-  def testNoPackageInfo(self):
-    """Test no package info given."""
-    self.assertIsNone(controller_util.PackageInfoToCPV(None))
+    def testNoPackageInfo(self):
+        """Test no package info given."""
+        self.assertIsNone(controller_util.PackageInfoToCPV(None))
 
-  def testNoPackageName(self):
-    """Test no package name given."""
-    pi = common_pb2.PackageInfo()
-    pi.category = 'cat'
-    pi.version = '2.0.0'
+    def testNoPackageName(self):
+        """Test no package name given."""
+        pi = common_pb2.PackageInfo()
+        pi.category = "cat"
+        pi.version = "2.0.0"
 
-    self.assertIsNone(controller_util.PackageInfoToCPV(pi))
+        self.assertIsNone(controller_util.PackageInfoToCPV(pi))
 
 
 class PackageInfoToStringTest(cros_test_lib.TestCase):
-  """PackageInfoToString tests."""
+    """PackageInfoToString tests."""
 
-  def testAllFields(self):
-    """Test all fields present."""
-    pi = common_pb2.PackageInfo()
-    pi.package_name = 'pkg'
-    pi.category = 'cat'
-    pi.version = '2.0.0'
+    def testAllFields(self):
+        """Test all fields present."""
+        pi = common_pb2.PackageInfo()
+        pi.package_name = "pkg"
+        pi.category = "cat"
+        pi.version = "2.0.0"
 
-    cpv_str = controller_util.PackageInfoToString(pi)
+        cpv_str = controller_util.PackageInfoToString(pi)
 
-    self.assertEqual('cat/pkg-2.0.0', cpv_str)
+        self.assertEqual("cat/pkg-2.0.0", cpv_str)
 
-  def testNoVersion(self):
-    """Test no version provided."""
-    pi = common_pb2.PackageInfo()
-    pi.package_name = 'pkg'
-    pi.category = 'cat'
+    def testNoVersion(self):
+        """Test no version provided."""
+        pi = common_pb2.PackageInfo()
+        pi.package_name = "pkg"
+        pi.category = "cat"
 
-    cpv_str = controller_util.PackageInfoToString(pi)
+        cpv_str = controller_util.PackageInfoToString(pi)
 
-    self.assertEqual('cat/pkg', cpv_str)
+        self.assertEqual("cat/pkg", cpv_str)
 
-  def testPackageOnly(self):
-    """Test no version provided."""
-    pi = common_pb2.PackageInfo()
-    pi.package_name = 'pkg'
+    def testPackageOnly(self):
+        """Test no version provided."""
+        pi = common_pb2.PackageInfo()
+        pi.package_name = "pkg"
 
-    cpv_str = controller_util.PackageInfoToString(pi)
+        cpv_str = controller_util.PackageInfoToString(pi)
 
-    self.assertEqual('pkg', cpv_str)
+        self.assertEqual("pkg", cpv_str)
 
-  def testNoPackageName(self):
-    """Test no package name given."""
-    pi = common_pb2.PackageInfo()
+    def testNoPackageName(self):
+        """Test no package name given."""
+        pi = common_pb2.PackageInfo()
 
-    with self.assertRaises(ValueError):
-      controller_util.PackageInfoToString(pi)
+        with self.assertRaises(ValueError):
+            controller_util.PackageInfoToString(pi)
 
 
 def test_serialize_package_info():
-  pkg_info = package_info.parse('foo/bar-1.2.3-r4')
-  pkg_info_msg = common_pb2.PackageInfo()
-  controller_util.serialize_package_info(pkg_info, pkg_info_msg)
-  assert pkg_info_msg.category == 'foo'
-  assert pkg_info_msg.package_name == 'bar'
-  assert pkg_info_msg.version == '1.2.3-r4'
+    pkg_info = package_info.parse("foo/bar-1.2.3-r4")
+    pkg_info_msg = common_pb2.PackageInfo()
+    controller_util.serialize_package_info(pkg_info, pkg_info_msg)
+    assert pkg_info_msg.category == "foo"
+    assert pkg_info_msg.package_name == "bar"
+    assert pkg_info_msg.version == "1.2.3-r4"
 
 
 def test_deserialize_package_info():
-  pkg_info_msg = common_pb2.PackageInfo()
-  pkg_info_msg.category = 'foo'
-  pkg_info_msg.package_name = 'bar'
-  pkg_info_msg.version = '1.2.3-r4'
-  pkg_info = controller_util.deserialize_package_info(pkg_info_msg)
-  assert pkg_info.cpvr == 'foo/bar-1.2.3-r4'
+    pkg_info_msg = common_pb2.PackageInfo()
+    pkg_info_msg.category = "foo"
+    pkg_info_msg.package_name = "bar"
+    pkg_info_msg.version = "1.2.3-r4"
+    pkg_info = controller_util.deserialize_package_info(pkg_info_msg)
+    assert pkg_info.cpvr == "foo/bar-1.2.3-r4"
 
 
 def test_retrieve_package_log_paths():
-  packages = [package_info.parse('foo/bar%d-1.0-r1' % num)
-              for num in range(1, 4)]
-  output_proto = sysroot_pb2.InstallPackagesResponse()
-  target_sysroot = Sysroot(path='/path/to/sysroot')
-  controller_util.retrieve_package_log_paths(packages,
-                                             output_proto,
-                                             target_sysroot)
-  assert len(output_proto.failed_package_data) == 3
+    packages = [
+        package_info.parse("foo/bar%d-1.0-r1" % num) for num in range(1, 4)
+    ]
+    output_proto = sysroot_pb2.InstallPackagesResponse()
+    target_sysroot = Sysroot(path="/path/to/sysroot")
+    controller_util.retrieve_package_log_paths(
+        packages, output_proto, target_sysroot
+    )
+    assert len(output_proto.failed_package_data) == 3