| // Copyright 2018 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <memory> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include <base/bind.h> |
| #include <base/containers/flat_map.h> |
| #include <base/macros.h> |
| #include <base/run_loop.h> |
| #include <base/callback_helpers.h> |
| #include <brillo/test_helpers.h> |
| #include <gmock/gmock.h> |
| #include <gtest/gtest.h> |
| #include <mojo/public/cpp/bindings/remote.h> |
| #include <tensorflow/lite/context.h> |
| #include <tensorflow/lite/interpreter.h> |
| |
| #include "ml/graph_executor_impl.h" |
| #include "ml/mojom/graph_executor.mojom.h" |
| #include "ml/mojom/tensor.mojom.h" |
| #include "ml/tensor_view.h" |
| #include "ml/test_utils.h" |
| |
| namespace ml { |
| namespace { |
| |
| using ::chromeos::machine_learning::mojom::ExecuteResult; |
| using ::chromeos::machine_learning::mojom::GraphExecutor; |
| using ::chromeos::machine_learning::mojom::Int64List; |
| using ::chromeos::machine_learning::mojom::StringList; |
| using ::chromeos::machine_learning::mojom::Tensor; |
| using ::chromeos::machine_learning::mojom::TensorPtr; |
| using ::chromeos::machine_learning::mojom::ValueList; |
| using ::testing::ElementsAre; |
| |
| // Make the simplest possible model: one that copies its input to its output. |
| std::unique_ptr<tflite::Interpreter> IdentityInterpreter() { |
| auto interpreter = std::make_unique<tflite::Interpreter>(); |
| |
| // Add the input and output tensors. |
| CHECK_EQ(interpreter->AddTensors(2), kTfLiteOk); |
| CHECK_EQ(interpreter->SetInputs({0}), kTfLiteOk); |
| CHECK_EQ(interpreter->SetOutputs({1}), kTfLiteOk); |
| |
| // Set the types of the tensors. |
| TfLiteQuantizationParams quantized; |
| CHECK_EQ(interpreter->SetTensorParametersReadWrite( |
| 0 /*tensor_index*/, kTfLiteFloat32 /*type*/, |
| "in_tensor" /*name*/, {1} /*dims*/, quantized), |
| kTfLiteOk); |
| CHECK_EQ(interpreter->SetTensorParametersReadWrite( |
| 1 /*tensor_index*/, kTfLiteFloat32 /*type*/, |
| "out_tensor" /*name*/, {1} /*dims*/, quantized), |
| kTfLiteOk); |
| |
| // Add the copy node. |
| TfLiteRegistration reg_copy = {nullptr, nullptr, nullptr, nullptr}; |
| reg_copy.invoke = [](TfLiteContext* const context, TfLiteNode* const node) { |
| TfLiteTensor* const input = &context->tensors[node->inputs->data[0]]; |
| TfLiteTensor* const output = &context->tensors[node->outputs->data[0]]; |
| *output->data.f = *input->data.f; |
| return kTfLiteOk; |
| }; |
| |
| CHECK_EQ(interpreter->AddNodeWithParameters( |
| {0} /*inputs*/, {1} /*outputs*/, nullptr /*init_data*/, |
| 0 /*init_data_size*/, nullptr /*builtin_data*/, ®_copy), |
| kTfLiteOk); |
| |
| CHECK_EQ(interpreter->AllocateTensors(), kTfLiteOk); |
| |
| return interpreter; |
| } |
| |
| // Test two normal executions of a graph. |
| TEST(GraphExecutorTest, TestOk) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Execute once. |
| { |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.5})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| // Check that the inference succeeded and gives the expected |
| // number of outputs. |
| EXPECT_EQ(result, ExecuteResult::OK); |
| ASSERT_TRUE(outputs.has_value()); |
| ASSERT_EQ(outputs->size(), 1); |
| |
| // Check that the output tensor has the right type and format. |
| const TensorView<double> out_tensor((*outputs)[0]); |
| EXPECT_TRUE(out_tensor.IsValidType()); |
| EXPECT_TRUE(out_tensor.IsValidFormat()); |
| |
| // Check the output tensor has the expected shape and values. |
| EXPECT_THAT(out_tensor.GetShape(), ElementsAre(1)); |
| EXPECT_THAT(out_tensor.GetValues(), ElementsAre(0.5)); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Execute again with different input. |
| { |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.75})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| // Check that the inference succeeded and gives the expected |
| // number of outputs. |
| EXPECT_EQ(result, ExecuteResult::OK); |
| ASSERT_TRUE(outputs.has_value()); |
| ASSERT_EQ(outputs->size(), 1); |
| |
| // Check that the output tensor has the right type and format. |
| const TensorView<double> out_tensor((*outputs)[0]); |
| EXPECT_TRUE(out_tensor.IsValidType()); |
| EXPECT_TRUE(out_tensor.IsValidFormat()); |
| |
| // Check the output tensor has the expected shape and values. |
| EXPECT_THAT(out_tensor.GetShape(), ElementsAre(1)); |
| EXPECT_THAT(out_tensor.GetValues(), ElementsAre(0.75)); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| } |
| |
| // Test execution of a graph that requires int narrowing from input tensors. |
| TEST(GraphExecutorTest, TestNarrowing) { |
| // Create a model that copies a bool into a uint8. |
| auto interpreter = std::make_unique<tflite::Interpreter>(); |
| |
| // Add the input and output tensors. |
| CHECK_EQ(interpreter->AddTensors(2), kTfLiteOk); |
| CHECK_EQ(interpreter->SetInputs({0}), kTfLiteOk); |
| CHECK_EQ(interpreter->SetOutputs({1}), kTfLiteOk); |
| |
| // Set the types of the tensors. |
| TfLiteQuantizationParams quantized; |
| CHECK_EQ(interpreter->SetTensorParametersReadWrite( |
| 0 /*tensor_index*/, kTfLiteBool /*type*/, "in_tensor" /*name*/, |
| {1} /*dims*/, quantized), |
| kTfLiteOk); |
| CHECK_EQ(interpreter->SetTensorParametersReadWrite( |
| 1 /*tensor_index*/, kTfLiteUInt8 /*type*/, "out_tensor" /*name*/, |
| {1} /*dims*/, quantized), |
| kTfLiteOk); |
| |
| // Add the copy node. |
| TfLiteRegistration reg_copy = {nullptr, nullptr, nullptr, nullptr}; |
| reg_copy.invoke = [](TfLiteContext* const context, TfLiteNode* const node) { |
| TfLiteTensor* const input = &context->tensors[node->inputs->data[0]]; |
| TfLiteTensor* const output = &context->tensors[node->outputs->data[0]]; |
| *output->data.uint8 = *input->data.b; |
| return kTfLiteOk; |
| }; |
| |
| CHECK_EQ(interpreter->AddNodeWithParameters( |
| {0} /*inputs*/, {1} /*outputs*/, nullptr /*init_data*/, |
| 0 /*init_data_size*/, nullptr /*builtin_data*/, ®_copy), |
| kTfLiteOk); |
| |
| CHECK_EQ(interpreter->AllocateTensors(), kTfLiteOk); |
| |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, std::move(interpreter), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // We represent bools with int64 tensors. |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<int64_t>({1}, {true})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| // Check that the inference succeeded and gives the expected number |
| // of outputs. |
| EXPECT_EQ(result, ExecuteResult::OK); |
| ASSERT_TRUE(outputs.has_value()); |
| ASSERT_EQ(outputs->size(), 1); |
| |
| // Check that the output tensor has the right type and format. |
| const TensorView<int64_t> out_tensor((*outputs)[0]); |
| EXPECT_TRUE(out_tensor.IsValidType()); |
| EXPECT_TRUE(out_tensor.IsValidFormat()); |
| |
| // Check the output tensor has the expected shape and values. |
| EXPECT_THAT(out_tensor.GetShape(), ElementsAre(1)); |
| EXPECT_THAT(out_tensor.GetValues(), ElementsAre(1)); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the client requests a bad output tensor name. |
| TEST(GraphExecutorTest, TestInvalidOutputName) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.5})); |
| // Ask for the input tensor (which isn't in our "outputs" list). |
| std::vector<std::string> outputs({"in_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::UNKNOWN_OUTPUT_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the client does not request an output. |
| TEST(GraphExecutorTest, TestMissingOutputName) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.5})); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), {}, |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::OUTPUT_MISSING_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the client requests the same output name twice. |
| TEST(GraphExecutorTest, TestDuplicateOutputName) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.5})); |
| // Ask for two copies of the output tensor. |
| std::vector<std::string> outputs({"out_tensor", "out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::DUPLICATE_OUTPUT_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the client supplies a bad input tensor name. |
| TEST(GraphExecutorTest, TestInvalidInputName) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Specify a value for the output tensor (which isn't in our "inputs" list). |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("out_tensor", NewTensor<double>({1}, {0.5})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::UNKNOWN_INPUT_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the client does not supply an input. |
| TEST(GraphExecutorTest, TestMissingInputName) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Specify a value for the output tensor (which isn't in our "inputs" list). |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| {}, std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::INPUT_MISSING_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the client supplies input of incorrect type. |
| TEST(GraphExecutorTest, TestWrongInputType) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Give an int tensor when a float tensor is expected. |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<int64_t>({1}, {123})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::INPUT_TYPE_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the client supplies input of incorrect shape. |
| TEST(GraphExecutorTest, TestWrongInputShape) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Give a 1x1 tensor when a scalar is expected. |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1, 1}, {0.5})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::INPUT_SHAPE_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the user supplies input in a bad format (i.e. with |
| // mismatched shape and values). |
| TEST(GraphExecutorTest, TestInvalidInputFormat) { |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, IdentityInterpreter(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Give a tensor with scalar shape but multiple values. |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.5, 0.5})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::INPUT_FORMAT_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the graph accepts tensors of an unsupported type. |
| TEST(GraphExecutorTest, TestInvalidInputNodeType) { |
| // Define an interpreter that accepts strings (which are not yet supported). |
| auto interpreter = std::make_unique<tflite::Interpreter>(); |
| |
| // Add the input and output tensors. |
| ASSERT_EQ(interpreter->AddTensors(2), kTfLiteOk); |
| ASSERT_EQ(interpreter->SetInputs({0}), kTfLiteOk); |
| ASSERT_EQ(interpreter->SetOutputs({1}), kTfLiteOk); |
| |
| // Set the type of the input tensor to string. |
| TfLiteQuantizationParams quantized; |
| ASSERT_EQ(interpreter->SetTensorParametersReadWrite( |
| 0 /*tensor_index*/, kTfLiteString /*type*/, |
| "in_tensor" /*name*/, {1} /*dims*/, quantized), |
| kTfLiteOk); |
| ASSERT_EQ(interpreter->SetTensorParametersReadWrite( |
| 1 /*tensor_index*/, kTfLiteFloat32 /*type*/, |
| "out_tensor" /*name*/, {1} /*dims*/, quantized), |
| kTfLiteOk); |
| |
| ASSERT_EQ(interpreter->AllocateTensors(), kTfLiteOk); |
| |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, std::move(interpreter), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Graph execution should fail before we get to input type checking. |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({}, {})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::EXECUTION_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where TF lite invocation fails. |
| TEST(GraphExecutorTest, TestExecutionFailure) { |
| // Use an uninitialized interpreter, which induces an execution failure. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> inputs_outputs; |
| const GraphExecutorImpl graph_executor_impl( |
| inputs_outputs, inputs_outputs, std::make_unique<tflite::Interpreter>(), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| {}, {}, |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::EXECUTION_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the graph produces tensors of an unsupported type. |
| TEST(GraphExecutorTest, TestInvalidOutputNodeType) { |
| // Define an interpreter that produces strings (which are not yet supported). |
| auto interpreter = std::make_unique<tflite::Interpreter>(); |
| |
| // Add the input and output tensors. |
| ASSERT_EQ(interpreter->AddTensors(2), kTfLiteOk); |
| ASSERT_EQ(interpreter->SetInputs({0}), kTfLiteOk); |
| ASSERT_EQ(interpreter->SetOutputs({1}), kTfLiteOk); |
| |
| // Set the type of the output tensor to string. |
| TfLiteQuantizationParams quantized; |
| ASSERT_EQ(interpreter->SetTensorParametersReadWrite( |
| 0 /*tensor_index*/, kTfLiteFloat32 /*type*/, |
| "in_tensor" /*name*/, {1} /*dims*/, quantized), |
| kTfLiteOk); |
| ASSERT_EQ(interpreter->SetTensorParametersReadWrite( |
| 1 /*tensor_index*/, kTfLiteString /*type*/, |
| "out_tensor" /*name*/, {1} /*dims*/, quantized), |
| kTfLiteOk); |
| |
| ASSERT_EQ(interpreter->AllocateTensors(), kTfLiteOk); |
| |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, std::move(interpreter), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Populate input. |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.5})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::EXECUTION_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| // Test graph execution where the graph produces output of invalid shape. |
| TEST(GraphExecutorTest, TestInvalidOutputNodeShape) { |
| // Define an interpreter that produces an empty output (i.e. simulates an |
| // internal model error). |
| auto interpreter = std::make_unique<tflite::Interpreter>(); |
| |
| // Add the input and output tensors. |
| ASSERT_EQ(interpreter->AddTensors(2), kTfLiteOk); |
| ASSERT_EQ(interpreter->SetInputs({0}), kTfLiteOk); |
| ASSERT_EQ(interpreter->SetOutputs({1}), kTfLiteOk); |
| |
| // Set the shape of the output tensor to be empty. |
| TfLiteQuantizationParams quantized; |
| ASSERT_EQ(interpreter->SetTensorParametersReadWrite( |
| 0 /*tensor_index*/, kTfLiteFloat32 /*type*/, |
| "in_tensor" /*name*/, {1} /*dims*/, quantized), |
| kTfLiteOk); |
| ASSERT_EQ(interpreter->SetTensorParametersReadWrite( |
| 1 /*tensor_index*/, kTfLiteFloat32 /*type*/, |
| "out_tensor" /*name*/, {} /*dims*/, quantized), |
| kTfLiteOk); |
| |
| ASSERT_EQ(interpreter->AllocateTensors(), kTfLiteOk); |
| |
| // Create GraphExecutor. |
| mojo::Remote<GraphExecutor> graph_executor; |
| const std::map<std::string, int> input_names = {{"in_tensor", 0}}; |
| const std::map<std::string, int> output_names = {{"out_tensor", 1}}; |
| const GraphExecutorImpl graph_executor_impl( |
| input_names, output_names, std::move(interpreter), |
| graph_executor.BindNewPipeAndPassReceiver(), "TestModel"); |
| ASSERT_TRUE(graph_executor.is_bound()); |
| |
| // Populate input. |
| base::flat_map<std::string, TensorPtr> inputs; |
| inputs.emplace("in_tensor", NewTensor<double>({1}, {0.5})); |
| std::vector<std::string> outputs({"out_tensor"}); |
| |
| bool callback_done = false; |
| graph_executor->Execute( |
| std::move(inputs), std::move(outputs), |
| base::Bind( |
| [](bool* callback_done, const ExecuteResult result, |
| base::Optional<std::vector<TensorPtr>> outputs) { |
| EXPECT_EQ(result, ExecuteResult::EXECUTION_ERROR); |
| EXPECT_FALSE(outputs.has_value()); |
| |
| *callback_done = true; |
| }, |
| &callback_done)); |
| |
| base::RunLoop().RunUntilIdle(); |
| EXPECT_TRUE(callback_done); |
| } |
| |
| } // namespace |
| } // namespace ml |
