1 /* Copyright 2018 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 #include <stdint.h>
16
17 #include <vector>
18
19 #include <gmock/gmock.h>
20 #include <gtest/gtest.h>
21 #include "flatbuffers/flatbuffers.h" // from @flatbuffers
22 #include "tensorflow/lite/interpreter.h"
23 #include "tensorflow/lite/kernels/test_util.h"
24 #include "tensorflow/lite/schema/schema_generated.h"
25
26 namespace tflite {
27 namespace {
28
29 using ::testing::ElementsAreArray;
30
31 class ZerosLikeOpModel : public SingleOpModel {
32 public:
ZerosLikeOpModel(const TensorData & input)33 explicit ZerosLikeOpModel(const TensorData& input) {
34 input_ = AddInput(input);
35 output_ = AddOutput(input);
36 SetBuiltinOp(BuiltinOperator_ZEROS_LIKE, BuiltinOptions_ZerosLikeOptions,
37 CreateZerosLikeOptions(builder_).Union());
38 BuildInterpreter({GetShape(input_)});
39 }
40
input()41 int input() { return input_; }
output()42 int output() { return output_; }
43
44 protected:
45 int input_;
46 int output_;
47 };
48
TEST(ZerosLikeOpModel,ZerosLikeFloat)49 TEST(ZerosLikeOpModel, ZerosLikeFloat) {
50 ZerosLikeOpModel m({TensorType_FLOAT32, {2, 3}});
51 m.PopulateTensor<float>(m.input(), {-2.0, -1.0, 0.0, 1.0, 2.0, 3.0});
52 ASSERT_EQ(m.Invoke(), kTfLiteOk);
53 EXPECT_THAT(m.ExtractVector<float>(m.output()),
54 ElementsAreArray({0.0, 0.0, 0.0, 0.0, 0.0, 0.0}));
55 EXPECT_THAT(m.GetTensorShape(m.output()), ElementsAreArray({2, 3}));
56 }
57
TEST(ZerosLikeOpModel,ZerosLikeInt32)58 TEST(ZerosLikeOpModel, ZerosLikeInt32) {
59 ZerosLikeOpModel m({TensorType_INT32, {1, 2, 2, 1}});
60 m.PopulateTensor<int32_t>(m.input(), {-2, -1, 0, 3});
61 ASSERT_EQ(m.Invoke(), kTfLiteOk);
62 EXPECT_THAT(m.ExtractVector<int32_t>(m.output()),
63 ElementsAreArray({0, 0, 0, 0}));
64 EXPECT_THAT(m.GetTensorShape(m.output()), ElementsAreArray({1, 2, 2, 1}));
65 }
66
TEST(ZerosLikeOpModel,ZerosLikeInt64)67 TEST(ZerosLikeOpModel, ZerosLikeInt64) {
68 ZerosLikeOpModel m({TensorType_INT64, {1, 2, 2, 1}});
69 m.PopulateTensor<int64_t>(m.input(), {-2, -1, 0, 3});
70 ASSERT_EQ(m.Invoke(), kTfLiteOk);
71 EXPECT_THAT(m.ExtractVector<int64_t>(m.output()),
72 ElementsAreArray({0, 0, 0, 0}));
73 EXPECT_THAT(m.GetTensorShape(m.output()), ElementsAreArray({1, 2, 2, 1}));
74 }
75
TEST(ZerosLikeOpModel,InvalidTypeTest)76 TEST(ZerosLikeOpModel, InvalidTypeTest) {
77 ZerosLikeOpModel m_uint8({TensorType_UINT8, {1, 1}});
78 ASSERT_NE(m_uint8.Invoke(), kTfLiteOk)
79 << "ZerosLike only currently supports int64, int32, and float32";
80 ZerosLikeOpModel m_int16({TensorType_INT16, {1, 1}});
81 ASSERT_NE(m_int16.Invoke(), kTfLiteOk)
82 << "ZerosLike only currently supports int64, int32, and float32";
83 ZerosLikeOpModel m_complex({TensorType_COMPLEX64, {1, 1}});
84 ASSERT_NE(m_complex.Invoke(), kTfLiteOk)
85 << "ZerosLike only currently supports int64, int32, and float32";
86 ZerosLikeOpModel m_int8({TensorType_INT8, {1, 1}});
87 ASSERT_NE(m_int8.Invoke(), kTfLiteOk)
88 << "ZerosLike only currently supports int64, int32, and float32";
89 }
90
91 } // namespace
92 } // namespace tflite
93