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# Copyright 2017 The TensorFlow Authors. All Rights Reserved.
#
# 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.
# ==============================================================================
"""Tests for anno module."""
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import ast
from tensorflow.python.autograph.pyct import anno
from tensorflow.python.platform import test
# TODO(mdan): Consider strong types instead of primitives.
class AnnoTest(test.TestCase):
def test_basic(self):
node = ast.Name()
self.assertEqual(anno.keys(node), set())
self.assertFalse(anno.hasanno(node, 'foo'))
with self.assertRaises(AttributeError):
anno.getanno(node, 'foo')
anno.setanno(node, 'foo', 3)
self.assertEqual(anno.keys(node), {'foo'})
self.assertTrue(anno.hasanno(node, 'foo'))
self.assertEqual(anno.getanno(node, 'foo'), 3)
self.assertEqual(anno.getanno(node, 'bar', default=7), 7)
anno.delanno(node, 'foo')
self.assertEqual(anno.keys(node), set())
self.assertFalse(anno.hasanno(node, 'foo'))
with self.assertRaises(AttributeError):
anno.getanno(node, 'foo')
self.assertIsNone(anno.getanno(node, 'foo', default=None))
def test_copy(self):
node_1 = ast.Name()
anno.setanno(node_1, 'foo', 3)
node_2 = ast.Name()
anno.copyanno(node_1, node_2, 'foo')
anno.copyanno(node_1, node_2, 'bar')
self.assertTrue(anno.hasanno(node_2, 'foo'))
self.assertFalse(anno.hasanno(node_2, 'bar'))
def test_duplicate(self):
node = ast.If(
test=ast.Num(1),
body=[ast.Expr(ast.Name('bar', ast.Load()))],
orelse=[])
anno.setanno(node, 'spam', 1)
anno.setanno(node, 'ham', 1)
anno.setanno(node.body[0], 'ham', 1)
anno.dup(node, {'spam': 'eggs'})
self.assertTrue(anno.hasanno(node, 'spam'))
self.assertTrue(anno.hasanno(node, 'ham'))
self.assertTrue(anno.hasanno(node, 'eggs'))
self.assertFalse(anno.hasanno(node.body[0], 'eggs'))
if __name__ == '__main__':
test.main()
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