1# Copyright 2017 The TensorFlow Authors. All Rights Reserved. 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14# ============================================================================== 15"""Tests for pretty_printer module.""" 16 17from __future__ import absolute_import 18from __future__ import division 19from __future__ import print_function 20 21import ast 22import textwrap 23 24from tensorflow.python.autograph.pyct import pretty_printer 25from tensorflow.python.platform import test 26 27 28class PrettyPrinterTest(test.TestCase): 29 30 def test_unicode_bytes(self): 31 source = textwrap.dedent(''' 32 def f(): 33 return b'b', u'u', 'depends_py2_py3' 34 ''') 35 node = ast.parse(source) 36 self.assertIsNotNone(pretty_printer.fmt(node)) 37 38 def test_format(self): 39 node = ast.FunctionDef( 40 name='f', 41 args=ast.arguments( 42 args=[ast.Name(id='a', ctx=ast.Param())], 43 vararg=None, 44 kwarg=None, 45 defaults=[]), 46 body=[ 47 ast.Return( 48 ast.BinOp( 49 op=ast.Add(), 50 left=ast.Name(id='a', ctx=ast.Load()), 51 right=ast.Num(1))) 52 ], 53 decorator_list=[], 54 returns=None) 55 # Just checking for functionality, the color control characters make it 56 # difficult to inspect the result. 57 self.assertIsNotNone(pretty_printer.fmt(node)) 58 59 60if __name__ == '__main__': 61 test.main() 62