1 /* Copyright 2015 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 16 #include "tensorflow/core/framework/tensor.h" 17 #include "tensorflow/core/framework/tensor_testutil.h" 18 #include "tensorflow/core/kernels/transpose_functor.h" 19 #include "tensorflow/core/platform/test.h" 20 21 namespace tensorflow { 22 23 class TransposeUtilTest : public ::testing::Test { 24 protected: 25 void TestDimensionReduction(const TensorShape& shape, 26 const gtl::ArraySlice<int32>& perm, 27 const gtl::ArraySlice<int32>& expected_perm, 28 const gtl::ArraySlice<int64>& expected_dims) { 29 internal::TransposePermsVec new_perm; 30 internal::TransposeDimsVec new_dims; 31 internal::ReduceTransposeDimensions(shape, perm, &new_perm, &new_dims); 32 33 gtl::ArraySlice<int32> computed_perm(new_perm); 34 gtl::ArraySlice<int64> computed_dims(new_dims); 35 EXPECT_EQ(computed_perm, expected_perm); 36 EXPECT_EQ(computed_dims, expected_dims); 37 } 38 }; 39 40 TEST_F(TransposeUtilTest, NormalDimensionReduction) { 41 TestDimensionReduction({2, 3, 4}, {0, 2, 1}, {0, 2, 1}, {2, 3, 4}); 42 43 TestDimensionReduction({2, 3, 4}, {1, 0, 2}, {1, 0, 2}, {2, 3, 4}); 44 45 TestDimensionReduction({2, 3, 4}, {2, 1, 0}, {2, 1, 0}, {2, 3, 4}); 46 47 TestDimensionReduction({2, 3, 4, 5}, {0, 2, 3, 1}, {0, 2, 1}, {2, 3, 20}); 48 49 TestDimensionReduction({2, 3, 4, 5}, {0, 3, 1, 2}, {0, 2, 1}, {2, 12, 5}); 50 51 TestDimensionReduction({2, 3, 4, 5}, {3, 1, 2, 0}, {2, 1, 0}, {2, 12, 5}); 52 53 TestDimensionReduction({2, 3, 4, 5}, {2, 3, 1, 0}, {2, 1, 0}, {2, 3, 20}); 54 55 TestDimensionReduction({2, 3, 4, 5, 6}, {0, 2, 3, 4, 1}, {0, 2, 1}, 56 {2, 3, 120}); 57 58 TestDimensionReduction({2, 3, 4, 5, 6}, {0, 4, 1, 2, 3}, {0, 2, 1}, 59 {2, 60, 6}); 60 61 TestDimensionReduction({2, 3, 4, 5, 6}, {4, 1, 2, 3, 0}, {2, 1, 0}, 62 {2, 60, 6}); 63 64 TestDimensionReduction({2, 3, 4, 5, 6}, {3, 4, 1, 2, 0}, {2, 1, 0}, 65 {2, 12, 30}); 66 67 TestDimensionReduction({2, 3}, {1, 0}, {1, 0}, {2, 3}); 68 69 TestDimensionReduction({2, 3, 4}, {2, 0, 1}, {1, 0}, {6, 4}); 70 71 TestDimensionReduction({2, 3, 4}, {1, 2, 0}, {1, 0}, {2, 12}); 72 73 TestDimensionReduction({2, 3, 4, 5}, {2, 3, 0, 1}, {1, 0}, {6, 20}); 74 75 TestDimensionReduction({2, 3, 4, 5}, {1, 2, 3, 0}, {1, 0}, {2, 60}); 76 77 TestDimensionReduction({2, 3, 4, 5, 6}, {2, 3, 4, 0, 1}, {1, 0}, {6, 120}); 78 79 TestDimensionReduction({2, 3, 4, 5, 6}, {4, 0, 1, 2, 3}, {1, 0}, {120, 6}); 80 81 TestDimensionReduction({2, 3, 4, 5, 6}, {0, 1, 2, 3, 4}, {0}, {720}); 82 83 TestDimensionReduction({2, 3, 4, 5}, {0, 1, 2, 3}, {0}, {120}); 84 85 TestDimensionReduction({2, 3, 4}, {0, 1, 2}, {0}, {24}); 86 87 TestDimensionReduction({2, 3}, {0, 1}, {0}, {6}); 88 } 89 90 TEST_F(TransposeUtilTest, LargeDimensionReduction) { 91 TestDimensionReduction({2, 3, 4, 5, 6, 7, 8, 9, 10, 20}, 92 {0, 2, 3, 4, 5, 6, 7, 8, 9, 1}, {0, 2, 1}, 93 {2, 3, 12096000}); 94 TestDimensionReduction({2, 3, 4, 5, 6, 7, 8, 9, 10, 20}, 95 {0, 1, 2, 3, 4, 5, 6, 7, 9, 8}, {0, 2, 1}, 96 {362880, 10, 20}); 97 TestDimensionReduction({2, 3, 4, 5, 6, 7, 8, 9, 10, 20}, 98 {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, {0}, {72576000}); 99 } 100 101 TEST_F(TransposeUtilTest, NonSingletonDimensionAlignment) { 102 // Non-singleton dims 0, 2 103 EXPECT_TRUE(internal::NonSingletonDimensionsAlign({2, 1, 2}, {1, 0, 2})); 104 EXPECT_TRUE(internal::NonSingletonDimensionsAlign({2, 1, 2}, {0, 2, 1})); 105 EXPECT_FALSE(internal::NonSingletonDimensionsAlign({2, 1, 2}, {2, 0, 1})); 106 EXPECT_FALSE(internal::NonSingletonDimensionsAlign({2, 1, 2}, {2, 1, 0})); 107 108 // Non-singleton dims 0, 2, 4 109 EXPECT_TRUE( 110 internal::NonSingletonDimensionsAlign({2, 1, 2, 1, 2}, {0, 2, 4, 1, 3})); 111 EXPECT_TRUE( 112 internal::NonSingletonDimensionsAlign({2, 1, 2, 1, 2}, {0, 2, 1, 4, 3})); 113 EXPECT_TRUE( 114 internal::NonSingletonDimensionsAlign({2, 1, 2, 1, 2}, {1, 3, 0, 2, 4})); 115 EXPECT_TRUE( 116 internal::NonSingletonDimensionsAlign({2, 1, 2, 1, 2}, {3, 0, 1, 2, 4})); 117 EXPECT_FALSE( 118 internal::NonSingletonDimensionsAlign({2, 1, 2, 1, 2}, {3, 2, 0, 1, 4})); 119 120 // Non-singleton dims 2, 4, 5 121 EXPECT_TRUE(internal::NonSingletonDimensionsAlign({1, 1, 2, 1, 2, 2}, 122 {3, 2, 1, 4, 0, 5})); 123 EXPECT_TRUE(internal::NonSingletonDimensionsAlign({1, 1, 2, 1, 2, 2}, 124 {3, 1, 0, 2, 4, 5})); 125 EXPECT_TRUE(internal::NonSingletonDimensionsAlign({1, 1, 2, 1, 2, 2}, 126 {2, 4, 5, 0, 3, 1})); 127 EXPECT_FALSE(internal::NonSingletonDimensionsAlign({1, 1, 2, 1, 2, 2}, 128 {0, 1, 5, 2, 4, 3})); 129 EXPECT_FALSE(internal::NonSingletonDimensionsAlign({1, 1, 2, 1, 2, 2}, 130 {0, 1, 2, 5, 4, 3})); 131 } 132 133 } // namespace tensorflow 134