1# Copyright 2019 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"""Test configs for resolve_constant_strided_slice.""" 16from __future__ import absolute_import 17from __future__ import division 18from __future__ import print_function 19 20import numpy as np 21import tensorflow.compat.v1 as tf 22from tensorflow.lite.testing.zip_test_utils import make_zip_of_tests 23from tensorflow.lite.testing.zip_test_utils import register_make_test_function 24 25 26# TODO(chaomei): refactor the test to cover more cases, like negative stride, 27# negative array index etc. 28@register_make_test_function() 29def make_resolve_constant_strided_slice_tests(options): 30 """Make a set of tests to show strided_slice yields incorrect results.""" 31 32 test_parameters = [{ 33 "unused_iteration_counter": [1], 34 }] 35 36 def build_graph(parameters): 37 """Build the strided_slice op testing graph.""" 38 del parameters 39 input_values = tf.compat.v1.placeholder(dtype=tf.float32, shape=[4, 2]) 40 data = tf.constant( 41 [[0, 1, 2, 3], [4, 5, 6, 7], [8, 9, 10, 11], [12, 13, 14, 15]], 42 tf.float32) 43 return [input_values], [input_values + data[:, :2]] 44 45 def build_inputs(parameters, sess, inputs, outputs): 46 del parameters 47 input_values = np.zeros([4, 2], dtype=np.float32) 48 return [input_values], sess.run( 49 outputs, feed_dict={inputs[0]: input_values}) 50 51 make_zip_of_tests(options, test_parameters, build_graph, build_inputs) 52