| // Copyright 2024 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/ai/ai_writer.h" |
| |
| #include <memory> |
| |
| #include "base/run_loop.h" |
| #include "base/test/bind.h" |
| #include "base/test/mock_callback.h" |
| #include "base/test/protobuf_matchers.h" |
| #include "base/test/test_future.h" |
| #include "chrome/browser/ai/ai_test_utils.h" |
| #include "chrome/browser/optimization_guide/mock_optimization_guide_keyed_service.h" |
| #include "components/optimization_guide/core/mock_optimization_guide_model_executor.h" |
| #include "components/optimization_guide/core/optimization_guide_proto_util.h" |
| #include "components/optimization_guide/core/optimization_guide_switches.h" |
| #include "components/optimization_guide/core/optimization_guide_util.h" |
| #include "components/optimization_guide/proto/features/writing_assistance_api.pb.h" |
| #include "content/public/browser/render_widget_host_view.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/blink/public/mojom/ai/ai_manager.mojom.h" |
| #include "third_party/blink/public/mojom/ai/model_streaming_responder.mojom.h" |
| |
| namespace { |
| |
| using ::base::test::EqualsProto; |
| using ::blink::mojom::AILanguageCode; |
| using ::blink::mojom::AILanguageCodePtr; |
| using ::testing::_; |
| |
| constexpr char kSharedContextString[] = "test shared context"; |
| constexpr char kContextString[] = "test context"; |
| constexpr char kInputString[] = "input string"; |
| |
| class MockCreateWriterClient |
| : public blink::mojom::AIManagerCreateWriterClient { |
| public: |
| MockCreateWriterClient() = default; |
| ~MockCreateWriterClient() override = default; |
| MockCreateWriterClient(const MockCreateWriterClient&) = delete; |
| MockCreateWriterClient& operator=(const MockCreateWriterClient&) = delete; |
| |
| mojo::PendingRemote<blink::mojom::AIManagerCreateWriterClient> |
| BindNewPipeAndPassRemote() { |
| return receiver_.BindNewPipeAndPassRemote(); |
| } |
| |
| MOCK_METHOD(void, |
| OnResult, |
| (mojo::PendingRemote<::blink::mojom::AIWriter> writer), |
| (override)); |
| MOCK_METHOD(void, |
| OnError, |
| (blink::mojom::AIManagerCreateClientError error, |
| blink::mojom::QuotaErrorInfoPtr quota_error_info), |
| (override)); |
| |
| private: |
| mojo::Receiver<blink::mojom::AIManagerCreateWriterClient> receiver_{this}; |
| }; |
| |
| optimization_guide::OptimizationGuideModelStreamingExecutionResult |
| CreateExecutionResult(std::string_view output, bool is_complete) { |
| optimization_guide::proto::WritingAssistanceApiResponse response; |
| *response.mutable_output() = output; |
| return optimization_guide::OptimizationGuideModelStreamingExecutionResult( |
| optimization_guide::StreamingResponse{ |
| .response = optimization_guide::AnyWrapProto(response), |
| .is_complete = is_complete, |
| }, |
| /*provided_by_on_device=*/true); |
| } |
| |
| optimization_guide::OptimizationGuideModelStreamingExecutionResult |
| CreateExecutionErrorResult( |
| optimization_guide::OptimizationGuideModelExecutionError error) { |
| return optimization_guide::OptimizationGuideModelStreamingExecutionResult( |
| base::unexpected(error), |
| /*provided_by_on_device=*/true); |
| } |
| |
| blink::mojom::AIWriterCreateOptionsPtr GetDefaultOptions() { |
| return blink::mojom::AIWriterCreateOptions::New( |
| kSharedContextString, blink::mojom::AIWriterTone::kNeutral, |
| blink::mojom::AIWriterFormat::kPlainText, |
| blink::mojom::AIWriterLength::kMedium, |
| /*expected_input_languages=*/std::vector<AILanguageCodePtr>(), |
| /*expected_context_languages=*/std::vector<AILanguageCodePtr>(), |
| /*output_language=*/AILanguageCode::New("")); |
| } |
| |
| // Get a request proto matching that expected for ExecuteModel() calls. |
| optimization_guide::proto::WritingAssistanceApiRequest GetExecuteRequest( |
| std::string_view context_string = kContextString, |
| std::string_view instructions_string = kInputString) { |
| optimization_guide::proto::WritingAssistanceApiRequest request; |
| request.set_context(context_string); |
| request.set_allocated_options( |
| AIWriter::ToProtoOptions(GetDefaultOptions()).release()); |
| request.set_instructions(instructions_string); |
| request.set_shared_context(kSharedContextString); |
| return request; |
| } |
| |
| class AIWriterTest : public AITestUtils::AITestBase { |
| protected: |
| mojo::Remote<blink::mojom::AIWriter> GetAIWriterRemote() { |
| mojo::Remote<blink::mojom::AIWriter> writer_remote; |
| |
| MockCreateWriterClient mock_create_writer_client; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_create_writer_client, OnResult(_)) |
| .WillOnce(testing::Invoke( |
| [&](mojo::PendingRemote<::blink::mojom::AIWriter> writer) { |
| EXPECT_TRUE(writer); |
| writer_remote = |
| mojo::Remote<blink::mojom::AIWriter>(std::move(writer)); |
| run_loop.Quit(); |
| })); |
| |
| mojo::Remote<blink::mojom::AIManager> ai_manager = GetAIManagerRemote(); |
| ai_manager->CreateWriter( |
| mock_create_writer_client.BindNewPipeAndPassRemote(), |
| GetDefaultOptions()); |
| run_loop.Run(); |
| |
| return writer_remote; |
| } |
| |
| void RunSimpleWriteTest(blink::mojom::AIWriterTone tone, |
| blink::mojom::AIWriterFormat format, |
| blink::mojom::AIWriterLength length) { |
| auto expected = GetExecuteRequest(); |
| const auto options = blink::mojom::AIWriterCreateOptions::New( |
| kSharedContextString, tone, format, length, |
| /*expected_input_languages=*/std::vector<AILanguageCodePtr>(), |
| /*expected_context_languages=*/std::vector<AILanguageCodePtr>(), |
| /*output_language=*/AILanguageCode::New("")); |
| expected.set_allocated_options(AIWriter::ToProtoOptions(options).release()); |
| EXPECT_CALL(session_, ExecuteModel(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](const google::protobuf::MessageLite& request, |
| optimization_guide:: |
| OptimizationGuideModelExecutionResultStreamingCallback |
| callback) { |
| EXPECT_THAT(request, EqualsProto(expected)); |
| callback.Run(CreateExecutionResult("Result text", |
| /*is_complete=*/true)); |
| })); |
| |
| mojo::Remote<blink::mojom::AIWriter> writer_remote; |
| { |
| MockCreateWriterClient mock_create_writer_client; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_create_writer_client, OnResult(_)) |
| .WillOnce(testing::Invoke( |
| [&](mojo::PendingRemote<::blink::mojom::AIWriter> writer) { |
| EXPECT_TRUE(writer); |
| writer_remote = |
| mojo::Remote<blink::mojom::AIWriter>(std::move(writer)); |
| run_loop.Quit(); |
| })); |
| |
| mojo::Remote<blink::mojom::AIManager> ai_manager = GetAIManagerRemote(); |
| ai_manager->CreateWriter( |
| mock_create_writer_client.BindNewPipeAndPassRemote(), |
| options.Clone()); |
| run_loop.Run(); |
| } |
| AITestUtils::MockModelStreamingResponder mock_responder; |
| |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_responder, OnStreaming(_)) |
| .WillOnce(testing::Invoke([&](const std::string& text) { |
| EXPECT_THAT(text, "Result text"); |
| })); |
| |
| EXPECT_CALL(mock_responder, OnCompletion(_)) |
| .WillOnce(testing::Invoke( |
| [&](blink::mojom::ModelExecutionContextInfoPtr context_info) { |
| run_loop.Quit(); |
| })); |
| |
| writer_remote->Write(kInputString, kContextString, |
| mock_responder.BindNewPipeAndPassRemote()); |
| run_loop.Run(); |
| } |
| }; |
| |
| TEST_F(AIWriterTest, CanCreateDefaultOptions) { |
| SetupMockOptimizationGuideKeyedService(); |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| GetOnDeviceModelEligibilityAsync(_, _, _)) |
| .WillOnce([](auto feature, auto capabilities, auto callback) { |
| std::move(callback).Run( |
| optimization_guide::OnDeviceModelEligibilityReason::kSuccess); |
| }); |
| base::MockCallback<AIManager::CanCreateWriterCallback> callback; |
| EXPECT_CALL(callback, |
| Run(blink::mojom::ModelAvailabilityCheckResult::kAvailable)); |
| GetAIManagerInterface()->CanCreateWriter(GetDefaultOptions(), callback.Get()); |
| } |
| |
| TEST_F(AIWriterTest, CanCreateIsLanguagesSupported) { |
| SetupMockOptimizationGuideKeyedService(); |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| GetOnDeviceModelEligibilityAsync(_, _, _)) |
| .WillOnce([](auto feature, auto capabilities, auto callback) { |
| std::move(callback).Run( |
| optimization_guide::OnDeviceModelEligibilityReason::kSuccess); |
| }); |
| auto options = GetDefaultOptions(); |
| options->output_language = AILanguageCode::New("en"); |
| options->expected_input_languages = |
| AITestUtils::ToMojoLanguageCodes({"en-US", ""}); |
| options->expected_context_languages = |
| AITestUtils::ToMojoLanguageCodes({"en-GB", ""}); |
| base::MockCallback<AIManager::CanCreateWriterCallback> callback; |
| EXPECT_CALL(callback, |
| Run(blink::mojom::ModelAvailabilityCheckResult::kAvailable)); |
| GetAIManagerInterface()->CanCreateWriter(std::move(options), callback.Get()); |
| } |
| |
| TEST_F(AIWriterTest, CanCreateUnIsLanguagesSupported) { |
| SetupMockOptimizationGuideKeyedService(); |
| auto options = GetDefaultOptions(); |
| options->output_language = AILanguageCode::New("es-ES"); |
| options->expected_input_languages = |
| AITestUtils::ToMojoLanguageCodes({"en", "fr", "ja"}); |
| options->expected_context_languages = |
| AITestUtils::ToMojoLanguageCodes({"ar", "zh", "hi"}); |
| base::MockCallback<AIManager::CanCreateWriterCallback> callback; |
| EXPECT_CALL(callback, Run(blink::mojom::ModelAvailabilityCheckResult:: |
| kUnavailableUnsupportedLanguage)); |
| GetAIManagerInterface()->CanCreateWriter(std::move(options), callback.Get()); |
| } |
| |
| TEST_F(AIWriterTest, ToProtoOptionsLanguagesSupported) { |
| // Writer proto expects base language display names in English. |
| std::vector<std::pair<std::string, std::string>> languages = { |
| {"en", "English"}, {"en-us", "English"}, {"en-uk", "English"}, |
| {"es", "Spanish"}, {"es-sp", "Spanish"}, {"es-mx", "Spanish"}, |
| {"ja", "Japanese"}, {"ja-jp", "Japanese"}, {"ja-foo", "Japanese"}, |
| }; |
| blink::mojom::AIWriterCreateOptionsPtr options = GetDefaultOptions(); |
| for (const auto& language : languages) { |
| options->output_language = AILanguageCode::New(language.first); |
| const auto proto_options = AIWriter::ToProtoOptions(options); |
| EXPECT_EQ(proto_options->output_language(), language.second); |
| } |
| } |
| |
| TEST_F(AIWriterTest, CreateWriterNoService) { |
| SetupNullOptimizationGuideKeyedService(); |
| MockCreateWriterClient mock_create_writer_client; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_create_writer_client, OnError(_, _)) |
| .WillOnce(testing::Invoke([&](blink::mojom::AIManagerCreateClientError |
| error, |
| blink::mojom::QuotaErrorInfoPtr |
| quota_error_info) { |
| ASSERT_EQ( |
| error, |
| blink::mojom::AIManagerCreateClientError::kUnableToCreateSession); |
| run_loop.Quit(); |
| })); |
| |
| mojo::Remote<blink::mojom::AIManager> ai_manager = GetAIManagerRemote(); |
| ai_manager->CreateWriter(mock_create_writer_client.BindNewPipeAndPassRemote(), |
| GetDefaultOptions()); |
| run_loop.Run(); |
| } |
| |
| TEST_F(AIWriterTest, CreateWriterModelNotEligible) { |
| SetupMockOptimizationGuideKeyedService(); |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, StartSession(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::ModelBasedCapabilityKey feature, |
| const std::optional<optimization_guide::SessionConfigParams>& |
| config_params) { return nullptr; })); |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| GetOnDeviceModelEligibilityAsync(_, _, _)) |
| .WillOnce([](auto feature, auto capabilities, auto callback) { |
| std::move(callback).Run( |
| optimization_guide::OnDeviceModelEligibilityReason:: |
| kModelNotEligible); |
| }); |
| |
| MockCreateWriterClient mock_create_writer_client; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_create_writer_client, OnError(_, _)) |
| .WillOnce(testing::Invoke([&](blink::mojom::AIManagerCreateClientError |
| error, |
| blink::mojom::QuotaErrorInfoPtr |
| quota_error_info) { |
| ASSERT_EQ( |
| error, |
| blink::mojom::AIManagerCreateClientError::kUnableToCreateSession); |
| run_loop.Quit(); |
| })); |
| |
| mojo::Remote<blink::mojom::AIManager> ai_manager = GetAIManagerRemote(); |
| ai_manager->CreateWriter(mock_create_writer_client.BindNewPipeAndPassRemote(), |
| GetDefaultOptions()); |
| run_loop.Run(); |
| } |
| |
| TEST_F(AIWriterTest, CreateWriterRetryAfterConfigNotAvailableForFeature) { |
| SetupMockOptimizationGuideKeyedService(); |
| |
| // StartSession must be called twice. |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, StartSession(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::ModelBasedCapabilityKey feature, |
| const std::optional<optimization_guide::SessionConfigParams>& |
| config_params) { |
| // Returns a nullptr for the first call. |
| return nullptr; |
| })) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::ModelBasedCapabilityKey feature, |
| const std::optional<optimization_guide::SessionConfigParams>& |
| config_params) { |
| // Returns a MockSession for the second call. |
| return std::make_unique< |
| testing::NiceMock<optimization_guide::MockSession>>(&session_); |
| })); |
| |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| GetOnDeviceModelEligibilityAsync(_, _, _)) |
| .WillOnce([](auto feature, auto capabilities, auto callback) { |
| // Returning kConfigNotAvailableForFeature should trigger retry. |
| std::move(callback).Run( |
| optimization_guide::OnDeviceModelEligibilityReason:: |
| kConfigNotAvailableForFeature); |
| }); |
| |
| optimization_guide::OnDeviceModelAvailabilityObserver* availability_observer = |
| nullptr; |
| base::RunLoop run_loop_for_add_observer; |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| AddOnDeviceModelAvailabilityChangeObserver(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::ModelBasedCapabilityKey feature, |
| optimization_guide::OnDeviceModelAvailabilityObserver* observer) { |
| availability_observer = observer; |
| run_loop_for_add_observer.Quit(); |
| })); |
| |
| EXPECT_CALL(session_, GetExecutionInputSizeInTokens(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::MultimodalMessageReadView request_metadata, |
| optimization_guide::OptimizationGuideModelSizeInTokenCallback |
| callback) { |
| std::move(callback).Run( |
| blink::mojom::kWritingAssistanceMaxInputTokenSize); |
| })); |
| |
| mojo::Remote<blink::mojom::AIWriter> writer_remote; |
| MockCreateWriterClient mock_create_writer_client; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_create_writer_client, OnResult(_)) |
| .WillOnce(testing::Invoke( |
| [&](mojo::PendingRemote<::blink::mojom::AIWriter> writer) { |
| // Create writer should succeed. |
| EXPECT_TRUE(writer); |
| run_loop.Quit(); |
| })); |
| |
| mojo::Remote<blink::mojom::AIManager> ai_manager = GetAIManagerRemote(); |
| ai_manager->CreateWriter(mock_create_writer_client.BindNewPipeAndPassRemote(), |
| GetDefaultOptions()); |
| |
| run_loop_for_add_observer.Run(); |
| CHECK(availability_observer); |
| // Send `kConfigNotAvailableForFeature` first to the observer. |
| availability_observer->OnDeviceModelAvailabilityChanged( |
| optimization_guide::ModelBasedCapabilityKey::kWritingAssistanceApi, |
| optimization_guide::OnDeviceModelEligibilityReason:: |
| kConfigNotAvailableForFeature); |
| |
| // And then send `kConfigNotAvailableForFeature` to the observer. |
| availability_observer->OnDeviceModelAvailabilityChanged( |
| optimization_guide::ModelBasedCapabilityKey::kWritingAssistanceApi, |
| optimization_guide::OnDeviceModelEligibilityReason::kSuccess); |
| |
| // OnResult() should be called. |
| run_loop.Run(); |
| } |
| |
| TEST_F(AIWriterTest, CreateWriterAbortAfterConfigNotAvailableForFeature) { |
| SetupMockOptimizationGuideKeyedService(); |
| |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, StartSession(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::ModelBasedCapabilityKey feature, |
| const std::optional<optimization_guide::SessionConfigParams>& |
| config_params) { return nullptr; })); |
| |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| GetOnDeviceModelEligibilityAsync(_, _, _)) |
| .WillOnce([](auto feature, auto capabilities, auto callback) { |
| // Returning kConfigNotAvailableForFeature should trigger retry. |
| std::move(callback).Run( |
| optimization_guide::OnDeviceModelEligibilityReason:: |
| kConfigNotAvailableForFeature); |
| }); |
| |
| optimization_guide::OnDeviceModelAvailabilityObserver* availability_observer = |
| nullptr; |
| base::RunLoop run_loop_for_add_observer; |
| base::RunLoop run_loop_for_remove_observer; |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| AddOnDeviceModelAvailabilityChangeObserver(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::ModelBasedCapabilityKey feature, |
| optimization_guide::OnDeviceModelAvailabilityObserver* observer) { |
| availability_observer = observer; |
| run_loop_for_add_observer.Quit(); |
| })); |
| EXPECT_CALL(*mock_optimization_guide_keyed_service_, |
| RemoveOnDeviceModelAvailabilityChangeObserver(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::ModelBasedCapabilityKey feature, |
| optimization_guide::OnDeviceModelAvailabilityObserver* observer) { |
| EXPECT_EQ(availability_observer, observer); |
| run_loop_for_remove_observer.Quit(); |
| })); |
| |
| auto mock_create_writer_client = std::make_unique<MockCreateWriterClient>(); |
| mojo::Remote<blink::mojom::AIManager> ai_manager = GetAIManagerRemote(); |
| ai_manager->CreateWriter( |
| mock_create_writer_client->BindNewPipeAndPassRemote(), |
| GetDefaultOptions()); |
| |
| run_loop_for_add_observer.Run(); |
| CHECK(availability_observer); |
| |
| // Reset `mock_create_writer_client` to abort the task of CreateWriter(). |
| mock_create_writer_client.reset(); |
| |
| // RemoveOnDeviceModelAvailabilityChangeObserver should be called. |
| run_loop_for_remove_observer.Run(); |
| } |
| |
| TEST_F(AIWriterTest, CreateWriterContextLimitExceededError) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| |
| EXPECT_CALL(session_, GetExecutionInputSizeInTokens(_, _)) |
| .WillOnce(testing::Invoke( |
| [](optimization_guide::MultimodalMessageReadView request_metadata, |
| optimization_guide::OptimizationGuideModelSizeInTokenCallback |
| callback) { |
| std::move(callback).Run( |
| blink::mojom::kWritingAssistanceMaxInputTokenSize + 1); |
| })); |
| |
| MockCreateWriterClient mock_create_writer_client; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_create_writer_client, OnError(_, _)) |
| .WillOnce(testing::Invoke([&](blink::mojom::AIManagerCreateClientError |
| error, |
| blink::mojom::QuotaErrorInfoPtr |
| quota_error_info) { |
| ASSERT_EQ( |
| error, |
| blink::mojom::AIManagerCreateClientError::kInitialInputTooLarge); |
| ASSERT_TRUE(quota_error_info); |
| ASSERT_EQ(quota_error_info->requested, |
| blink::mojom::kWritingAssistanceMaxInputTokenSize + 1); |
| ASSERT_EQ(quota_error_info->quota, |
| blink::mojom::kWritingAssistanceMaxInputTokenSize); |
| run_loop.Quit(); |
| })); |
| |
| mojo::Remote<blink::mojom::AIManager> ai_manager = GetAIManagerRemote(); |
| ai_manager->CreateWriter(mock_create_writer_client.BindNewPipeAndPassRemote(), |
| GetDefaultOptions()); |
| run_loop.Run(); |
| } |
| |
| TEST_F(AIWriterTest, WriteDefault) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| RunSimpleWriteTest(blink::mojom::AIWriterTone::kNeutral, |
| blink::mojom::AIWriterFormat::kPlainText, |
| blink::mojom::AIWriterLength::kMedium); |
| } |
| |
| TEST_F(AIWriterTest, WriteWithOptions) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| blink::mojom::AIWriterTone tones[]{ |
| blink::mojom::AIWriterTone::kFormal, |
| blink::mojom::AIWriterTone::kNeutral, |
| blink::mojom::AIWriterTone::kCasual, |
| }; |
| blink::mojom::AIWriterFormat formats[]{ |
| blink::mojom::AIWriterFormat::kPlainText, |
| blink::mojom::AIWriterFormat::kMarkdown, |
| }; |
| blink::mojom::AIWriterLength lengths[]{ |
| blink::mojom::AIWriterLength::kShort, |
| blink::mojom::AIWriterLength::kMedium, |
| blink::mojom::AIWriterLength::kLong, |
| }; |
| for (const auto& tone : tones) { |
| for (const auto& format : formats) { |
| for (const auto& length : lengths) { |
| SCOPED_TRACE(testing::Message() |
| << tone << " " << format << " " << length); |
| RunSimpleWriteTest(tone, format, length); |
| } |
| } |
| } |
| } |
| |
| TEST_F(AIWriterTest, InputLimitExceededError) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| auto writer_remote = GetAIWriterRemote(); |
| |
| EXPECT_CALL(session_, GetExecutionInputSizeInTokens(_, _)) |
| .WillOnce(testing::Invoke( |
| [](optimization_guide::MultimodalMessageReadView request_metadata, |
| optimization_guide::OptimizationGuideModelSizeInTokenCallback |
| callback) { |
| std::move(callback).Run( |
| blink::mojom::kWritingAssistanceMaxInputTokenSize + 1); |
| })); |
| AITestUtils::MockModelStreamingResponder mock_responder; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_responder, OnError(_, _)) |
| .WillOnce(testing::Invoke([&](blink::mojom::ModelStreamingResponseStatus |
| status, |
| blink::mojom::QuotaErrorInfoPtr |
| quota_error_info) { |
| EXPECT_EQ( |
| status, |
| blink::mojom::ModelStreamingResponseStatus::kErrorInputTooLarge); |
| ASSERT_TRUE(quota_error_info); |
| ASSERT_EQ(quota_error_info->requested, |
| blink::mojom::kWritingAssistanceMaxInputTokenSize + 1); |
| ASSERT_EQ(quota_error_info->quota, |
| blink::mojom::kWritingAssistanceMaxInputTokenSize); |
| run_loop.Quit(); |
| })); |
| |
| writer_remote->Write(kInputString, kContextString, |
| mock_responder.BindNewPipeAndPassRemote()); |
| run_loop.Run(); |
| } |
| |
| TEST_F(AIWriterTest, ModelExecutionError) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| EXPECT_CALL(session_, ExecuteModel(_, _)) |
| .WillOnce(testing::Invoke( |
| [](const google::protobuf::MessageLite& request, |
| optimization_guide:: |
| OptimizationGuideModelExecutionResultStreamingCallback |
| callback) { |
| EXPECT_THAT(request, EqualsProto(GetExecuteRequest())); |
| callback.Run(CreateExecutionErrorResult( |
| optimization_guide::OptimizationGuideModelExecutionError:: |
| FromModelExecutionError( |
| optimization_guide:: |
| OptimizationGuideModelExecutionError:: |
| ModelExecutionError::kPermissionDenied))); |
| })); |
| |
| auto writer_remote = GetAIWriterRemote(); |
| AITestUtils::MockModelStreamingResponder mock_responder; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_responder, OnError(_, _)) |
| .WillOnce(testing::Invoke([&](blink::mojom::ModelStreamingResponseStatus |
| status, |
| blink::mojom::QuotaErrorInfoPtr |
| quota_error_info) { |
| EXPECT_EQ( |
| status, |
| blink::mojom::ModelStreamingResponseStatus::kErrorPermissionDenied); |
| run_loop.Quit(); |
| })); |
| |
| writer_remote->Write(kInputString, kContextString, |
| mock_responder.BindNewPipeAndPassRemote()); |
| run_loop.Run(); |
| } |
| |
| TEST_F(AIWriterTest, WriteMultipleResponse) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| EXPECT_CALL(session_, ExecuteModel(_, _)) |
| .WillOnce(testing::Invoke( |
| [](const google::protobuf::MessageLite& request, |
| optimization_guide:: |
| OptimizationGuideModelExecutionResultStreamingCallback |
| callback) { |
| EXPECT_THAT(request, EqualsProto(GetExecuteRequest())); |
| callback.Run( |
| CreateExecutionResult("Result ", /*is_complete=*/false)); |
| callback.Run(CreateExecutionResult("text", |
| /*is_complete=*/true)); |
| })); |
| |
| auto writer_remote = GetAIWriterRemote(); |
| AITestUtils::MockModelStreamingResponder mock_responder; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_responder, OnStreaming(_)) |
| .WillOnce(testing::Invoke( |
| [&](const std::string& text) { EXPECT_THAT(text, "Result "); })) |
| .WillOnce(testing::Invoke( |
| [&](const std::string& text) { EXPECT_THAT(text, "text"); })); |
| |
| EXPECT_CALL(mock_responder, OnCompletion(_)) |
| .WillOnce(testing::Invoke( |
| [&](blink::mojom::ModelExecutionContextInfoPtr context_info) { |
| run_loop.Quit(); |
| })); |
| |
| writer_remote->Write(kInputString, kContextString, |
| mock_responder.BindNewPipeAndPassRemote()); |
| run_loop.Run(); |
| } |
| |
| TEST_F(AIWriterTest, MultipleWrite) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| EXPECT_CALL(session_, ExecuteModel(_, _)) |
| .WillOnce(testing::Invoke( |
| [](const google::protobuf::MessageLite& request, |
| optimization_guide:: |
| OptimizationGuideModelExecutionResultStreamingCallback |
| callback) { |
| EXPECT_THAT(request, EqualsProto(GetExecuteRequest())); |
| callback.Run(CreateExecutionResult("Result text", |
| /*is_complete=*/true)); |
| })) |
| .WillOnce(testing::Invoke( |
| [](const google::protobuf::MessageLite& request, |
| optimization_guide:: |
| OptimizationGuideModelExecutionResultStreamingCallback |
| callback) { |
| EXPECT_THAT(request, EqualsProto(GetExecuteRequest( |
| "test context 2", "input string 2"))); |
| callback.Run(CreateExecutionResult("Result text 2", |
| /*is_complete=*/true)); |
| })); |
| |
| auto writer_remote = GetAIWriterRemote(); |
| { |
| AITestUtils::MockModelStreamingResponder mock_responder; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_responder, OnStreaming(_)) |
| .WillOnce(testing::Invoke([&](const std::string& text) { |
| EXPECT_THAT(text, "Result text"); |
| })); |
| |
| EXPECT_CALL(mock_responder, OnCompletion(_)) |
| .WillOnce(testing::Invoke( |
| [&](blink::mojom::ModelExecutionContextInfoPtr context_info) { |
| run_loop.Quit(); |
| })); |
| |
| writer_remote->Write(kInputString, kContextString, |
| mock_responder.BindNewPipeAndPassRemote()); |
| run_loop.Run(); |
| } |
| { |
| AITestUtils::MockModelStreamingResponder mock_responder; |
| base::RunLoop run_loop; |
| EXPECT_CALL(mock_responder, OnStreaming(_)) |
| .WillOnce(testing::Invoke([&](const std::string& text) { |
| EXPECT_THAT(text, "Result text 2"); |
| })); |
| |
| EXPECT_CALL(mock_responder, OnCompletion(_)) |
| .WillOnce(testing::Invoke( |
| [&](blink::mojom::ModelExecutionContextInfoPtr context_info) { |
| run_loop.Quit(); |
| })); |
| |
| writer_remote->Write("input string 2", "test context 2", |
| mock_responder.BindNewPipeAndPassRemote()); |
| run_loop.Run(); |
| } |
| } |
| |
| TEST_F(AIWriterTest, ResponderDisconnected) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| base::RunLoop run_loop_for_callback; |
| optimization_guide::OptimizationGuideModelExecutionResultStreamingCallback |
| streaming_callback; |
| EXPECT_CALL(session_, ExecuteModel(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](const google::protobuf::MessageLite& request, |
| optimization_guide:: |
| OptimizationGuideModelExecutionResultStreamingCallback |
| callback) { |
| EXPECT_THAT(request, EqualsProto(GetExecuteRequest())); |
| streaming_callback = std::move(callback); |
| run_loop_for_callback.Quit(); |
| })); |
| |
| auto writer_remote = GetAIWriterRemote(); |
| std::unique_ptr<AITestUtils::MockModelStreamingResponder> mock_responder = |
| std::make_unique<AITestUtils::MockModelStreamingResponder>(); |
| writer_remote->Write(kInputString, kContextString, |
| mock_responder->BindNewPipeAndPassRemote()); |
| mock_responder.reset(); |
| // Call RunUntilIdle() to disconnect the ModelStreamingResponder mojo remote |
| // interface in AIWriter. |
| task_environment()->RunUntilIdle(); |
| |
| run_loop_for_callback.Run(); |
| ASSERT_TRUE(streaming_callback); |
| streaming_callback.Run(CreateExecutionResult("Result text", |
| /*is_complete=*/true)); |
| task_environment()->RunUntilIdle(); |
| } |
| |
| TEST_F(AIWriterTest, WriterDisconnected) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| base::RunLoop run_loop_for_callback; |
| optimization_guide::OptimizationGuideModelExecutionResultStreamingCallback |
| streaming_callback; |
| EXPECT_CALL(session_, ExecuteModel(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](const google::protobuf::MessageLite& request, |
| optimization_guide:: |
| OptimizationGuideModelExecutionResultStreamingCallback |
| callback) { |
| EXPECT_THAT(request, EqualsProto(GetExecuteRequest())); |
| streaming_callback = std::move(callback); |
| run_loop_for_callback.Quit(); |
| })); |
| |
| auto writer_remote = GetAIWriterRemote(); |
| AITestUtils::MockModelStreamingResponder mock_responder; |
| base::RunLoop run_loop_for_response; |
| EXPECT_CALL(mock_responder, OnError(_, _)) |
| .WillOnce(testing::Invoke([&](blink::mojom::ModelStreamingResponseStatus |
| status, |
| blink::mojom::QuotaErrorInfoPtr |
| quota_error_info) { |
| EXPECT_EQ( |
| status, |
| blink::mojom::ModelStreamingResponseStatus::kErrorSessionDestroyed); |
| run_loop_for_response.Quit(); |
| })); |
| |
| writer_remote->Write(kInputString, kContextString, |
| mock_responder.BindNewPipeAndPassRemote()); |
| |
| run_loop_for_callback.Run(); |
| |
| // Disconnect the writer handle. |
| writer_remote.reset(); |
| |
| // Call RunUntilIdle() to destroy AIWriter. |
| task_environment()->RunUntilIdle(); |
| |
| ASSERT_TRUE(streaming_callback); |
| streaming_callback.Run(CreateExecutionResult("Result text", |
| /*is_complete=*/true)); |
| run_loop_for_response.Run(); |
| } |
| |
| TEST_F(AIWriterTest, MeasureUsage) { |
| uint64_t expected_usage = 100; |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| auto writer_remote = GetAIWriterRemote(); |
| |
| EXPECT_CALL(session_, GetExecutionInputSizeInTokens(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::MultimodalMessageReadView request_metadata, |
| optimization_guide::OptimizationGuideModelSizeInTokenCallback |
| callback) { std::move(callback).Run(expected_usage); })); |
| base::test::TestFuture<std::optional<uint32_t>> future; |
| writer_remote->MeasureUsage(kInputString, kContextString, |
| future.GetCallback()); |
| ASSERT_EQ(future.Get<0>(), expected_usage); |
| } |
| |
| TEST_F(AIWriterTest, MeasureUsageFails) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| auto writer_remote = GetAIWriterRemote(); |
| |
| EXPECT_CALL(session_, GetExecutionInputSizeInTokens(_, _)) |
| .WillOnce(testing::Invoke( |
| [&](optimization_guide::MultimodalMessageReadView request_metadata, |
| optimization_guide::OptimizationGuideModelSizeInTokenCallback |
| callback) { std::move(callback).Run(std::nullopt); })); |
| base::test::TestFuture<std::optional<uint32_t>> future; |
| writer_remote->MeasureUsage(kInputString, kContextString, |
| future.GetCallback()); |
| ASSERT_EQ(future.Get<0>(), std::nullopt); |
| } |
| |
| TEST_F(AIWriterTest, Priority) { |
| SetupMockOptimizationGuideKeyedService(); |
| SetupMockSession(); |
| |
| EXPECT_CALL(session_, |
| SetPriority(on_device_model::mojom::Priority::kForeground)); |
| auto remote = GetAIWriterRemote(); |
| |
| EXPECT_CALL(session_, |
| SetPriority(on_device_model::mojom::Priority::kBackground)); |
| main_rfh()->GetRenderWidgetHost()->GetView()->Hide(); |
| |
| EXPECT_CALL(session_, |
| SetPriority(on_device_model::mojom::Priority::kForeground)); |
| main_rfh()->GetRenderWidgetHost()->GetView()->Show(); |
| } |
| |
| } // namespace |
