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// Copyright 2022 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/ash/input_method/native_input_method_engine_observer.h"
#include "base/test/metrics/histogram_tester.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash::input_method {
namespace {
class NativeInputMethodEngineObserverTest : public ::testing::Test {
public:
NativeInputMethodEngineObserverTest()
: observer_(/*prefs=*/profile_.GetPrefs(),
/*editor_event_sink=*/nullptr,
/*lobster_event_sink=*/nullptr,
/*ime_base_observer=*/nullptr,
/*assistive_suggester=*/nullptr,
/*autocorrect_manager=*/nullptr,
/*suggestions_collector=*/nullptr,
/*grammar_manager=*/nullptr,
/*use_ime_service=*/false) {}
protected:
content::BrowserTaskEnvironment task_environment_;
TestingProfile profile_;
NativeInputMethodEngineObserver observer_;
};
TEST_F(NativeInputMethodEngineObserverTest,
RecordsSuggestionOpportunityForCompletions) {
base::HistogramTester histogram_tester;
histogram_tester.ExpectTotalCount(
"InputMethod.Assistive.MultiWord.SuggestionOpportunity", 0);
observer_.DEPRECATED_ReportSuggestionOpportunity(
ime::AssistiveSuggestionMode::kCompletion);
histogram_tester.ExpectTotalCount(
"InputMethod.Assistive.MultiWord.SuggestionOpportunity", 1);
histogram_tester.ExpectUniqueSample(
"InputMethod.Assistive.MultiWord.SuggestionOpportunity",
/*sample=*/MultiWordSuggestionType::kCompletion,
/*expected_bucket_count=*/1);
}
TEST_F(NativeInputMethodEngineObserverTest,
RecordsSuggestionOpportunityForPredictions) {
base::HistogramTester histogram_tester;
histogram_tester.ExpectTotalCount(
"InputMethod.Assistive.MultiWord.SuggestionOpportunity", 0);
observer_.DEPRECATED_ReportSuggestionOpportunity(
ime::AssistiveSuggestionMode::kPrediction);
histogram_tester.ExpectTotalCount(
"InputMethod.Assistive.MultiWord.SuggestionOpportunity", 1);
histogram_tester.ExpectUniqueSample(
"InputMethod.Assistive.MultiWord.SuggestionOpportunity",
/*sample=*/MultiWordSuggestionType::kPrediction,
/*expected_bucket_count=*/1);
}
} // namespace
} // namespace ash::input_method
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