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"""Tests for tensorflow.python.framework.errors."""
import tensorflow.python.platform
import warnings
import tensorflow as tf
from tensorflow.core.lib.core import error_codes_pb2
class ErrorsTest(tf.test.TestCase):
def testUniqueClassForEachErrorCode(self):
for error_code, exc_type in [
(tf.errors.CANCELLED, tf.errors.CancelledError),
(tf.errors.UNKNOWN, tf.errors.UnknownError),
(tf.errors.INVALID_ARGUMENT, tf.errors.InvalidArgumentError),
(tf.errors.DEADLINE_EXCEEDED, tf.errors.DeadlineExceededError),
(tf.errors.NOT_FOUND, tf.errors.NotFoundError),
(tf.errors.ALREADY_EXISTS, tf.errors.AlreadyExistsError),
(tf.errors.PERMISSION_DENIED, tf.errors.PermissionDeniedError),
(tf.errors.UNAUTHENTICATED, tf.errors.UnauthenticatedError),
(tf.errors.RESOURCE_EXHAUSTED, tf.errors.ResourceExhaustedError),
(tf.errors.FAILED_PRECONDITION, tf.errors.FailedPreconditionError),
(tf.errors.ABORTED, tf.errors.AbortedError),
(tf.errors.OUT_OF_RANGE, tf.errors.OutOfRangeError),
(tf.errors.UNIMPLEMENTED, tf.errors.UnimplementedError),
(tf.errors.INTERNAL, tf.errors.InternalError),
(tf.errors.UNAVAILABLE, tf.errors.UnavailableError),
(tf.errors.DATA_LOSS, tf.errors.DataLossError),
]:
# pylint: disable=protected-access
self.assertTrue(isinstance(
tf.errors._make_specific_exception(None, None, None, error_code),
exc_type))
# pylint: enable=protected-access
def testKnownErrorClassForEachErrorCodeInProto(self):
for error_code in error_codes_pb2.Code.values():
# pylint: disable=line-too-long
if error_code in (error_codes_pb2.OK,
error_codes_pb2.DO_NOT_USE_RESERVED_FOR_FUTURE_EXPANSION_USE_DEFAULT_IN_SWITCH_INSTEAD_):
continue
# pylint: enable=line-too-long
with warnings.catch_warnings(record=True) as w:
# pylint: disable=protected-access
exc = tf.errors._make_specific_exception(None, None, None, error_code)
# pylint: enable=protected-access
self.assertEqual(0, len(w)) # No warning is raised.
self.assertTrue(isinstance(exc, tf.errors.OpError))
self.assertTrue(tf.errors.OpError in exc.__class__.__bases__)
def testUnknownErrorCodeCausesWarning(self):
with warnings.catch_warnings(record=True) as w:
# pylint: disable=protected-access
exc = tf.errors._make_specific_exception(None, None, None, 37)
# pylint: enable=protected-access
self.assertEqual(1, len(w))
self.assertTrue("Unknown error code: 37" in str(w[0].message))
self.assertTrue(isinstance(exc, tf.errors.OpError))
if __name__ == "__main__":
tf.test.main()
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