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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/omnibox/browser/voice_suggest_provider.h"
#include <memory>
#include "base/test/task_environment.h"
#include "build/build_config.h"
#include "components/omnibox/browser/autocomplete_enums.h"
#include "components/omnibox/browser/fake_autocomplete_provider_client.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
class VoiceSuggestProviderTest : public testing::Test {
public:
VoiceSuggestProviderTest() = default;
VoiceSuggestProviderTest(const VoiceSuggestProviderTest&) = delete;
VoiceSuggestProviderTest& operator=(const VoiceSuggestProviderTest&) = delete;
void SetUp() override;
protected:
base::test::TaskEnvironment environment_;
FakeAutocompleteProviderClient client_;
scoped_refptr<VoiceSuggestProvider> provider_;
std::unique_ptr<AutocompleteInput> input_;
};
void VoiceSuggestProviderTest::SetUp() {
provider_ = base::MakeRefCounted<VoiceSuggestProvider>(&client_);
input_ = std::make_unique<AutocompleteInput>(
std::u16string(), metrics::OmniboxEventProto::OTHER,
TestSchemeClassifier());
}
TEST_F(VoiceSuggestProviderTest, ServesNoSuggestionsByDefault) {
provider_->Start(*input_, false);
EXPECT_TRUE(provider_->matches().empty());
}
TEST_F(VoiceSuggestProviderTest, ServesSuppliedVoiceSuggestions) {
provider_->AddVoiceSuggestion(u"Alice", 0.6f);
provider_->AddVoiceSuggestion(u"Bob", 0.5f);
provider_->AddVoiceSuggestion(u"Carol", 0.4f);
provider_->Start(*input_, false);
ASSERT_EQ(3U, provider_->matches().size());
EXPECT_EQ(u"Alice", provider_->matches()[0].contents);
EXPECT_EQ(u"Bob", provider_->matches()[1].contents);
EXPECT_EQ(u"Carol", provider_->matches()[2].contents);
}
TEST_F(VoiceSuggestProviderTest, ConfidenceScoreImpliesOrdering) {
provider_->AddVoiceSuggestion(u"Carol", 0.4f);
provider_->AddVoiceSuggestion(u"Bob", 0.5f);
provider_->AddVoiceSuggestion(u"Alice", 0.6f);
provider_->Start(*input_, false);
ASSERT_EQ(3U, provider_->matches().size());
EXPECT_EQ(u"Alice", provider_->matches()[0].contents);
EXPECT_EQ(u"Bob", provider_->matches()[1].contents);
EXPECT_EQ(u"Carol", provider_->matches()[2].contents);
}
TEST_F(VoiceSuggestProviderTest,
VoiceSuggestionsAreNotReusedInSubsequentRequests) {
provider_->AddVoiceSuggestion(u"Alice", 0.6f);
provider_->AddVoiceSuggestion(u"Bob", 0.5f);
provider_->AddVoiceSuggestion(u"Carol", 0.4f);
provider_->Start(*input_, false);
provider_->Stop(AutocompleteStopReason::kClobbered);
provider_->Start(*input_, false);
EXPECT_TRUE(provider_->matches().empty());
}
TEST_F(VoiceSuggestProviderTest, ClearCachePurgesAvailableVoiceSuggestions) {
provider_->AddVoiceSuggestion(u"Alice", 0.6f);
provider_->AddVoiceSuggestion(u"Bob", 0.5f);
provider_->AddVoiceSuggestion(u"Carol", 0.4f);
provider_->ClearCache();
provider_->Start(*input_, false);
EXPECT_TRUE(provider_->matches().empty());
}
TEST_F(VoiceSuggestProviderTest, MatchesWithSameScoresAreNotDropped) {
provider_->AddVoiceSuggestion(u"Alice", 0.6f);
provider_->AddVoiceSuggestion(u"Bob", 0.6f);
provider_->AddVoiceSuggestion(u"Carol", 0.6f);
provider_->Start(*input_, false);
ASSERT_EQ(3U, provider_->matches().size());
EXPECT_EQ(u"Alice", provider_->matches()[0].contents);
EXPECT_EQ(u"Bob", provider_->matches()[1].contents);
EXPECT_EQ(u"Carol", provider_->matches()[2].contents);
}
TEST_F(VoiceSuggestProviderTest, DuplicateMatchesAreMerged) {
provider_->AddVoiceSuggestion(u"Alice", 0.6f);
provider_->AddVoiceSuggestion(u"Bob", 0.5f);
provider_->AddVoiceSuggestion(u"Bob", 0.4f);
provider_->Start(*input_, false);
ASSERT_EQ(2U, provider_->matches().size());
EXPECT_EQ(u"Alice", provider_->matches()[0].contents);
EXPECT_EQ(u"Bob", provider_->matches()[1].contents);
}
TEST_F(VoiceSuggestProviderTest, HighConfidenceScoreDropsAlternatives) {
provider_->AddVoiceSuggestion(u"Alice", 0.9f);
provider_->AddVoiceSuggestion(u"Bob", 0.5f);
provider_->AddVoiceSuggestion(u"Carol", 0.4f);
provider_->Start(*input_, false);
ASSERT_EQ(1U, provider_->matches().size());
EXPECT_EQ(u"Alice", provider_->matches()[0].contents);
}
TEST_F(VoiceSuggestProviderTest, LowConfidenceScoresAreRejected) {
provider_->AddVoiceSuggestion(u"Alice", 0.35f);
provider_->AddVoiceSuggestion(u"Bob", 0.25f);
provider_->AddVoiceSuggestion(u"Carol", 0.2f);
provider_->Start(*input_, false);
ASSERT_EQ(1U, provider_->matches().size());
EXPECT_EQ(u"Alice", provider_->matches()[0].contents);
}
TEST_F(VoiceSuggestProviderTest, VoiceSuggestionResultsCanBeLimited) {
provider_->AddVoiceSuggestion(u"Alice", 0.75f);
provider_->AddVoiceSuggestion(u"Bob", 0.65f);
provider_->AddVoiceSuggestion(u"Carol", 0.55f);
provider_->AddVoiceSuggestion(u"Dave", 0.45f);
provider_->AddVoiceSuggestion(u"Eve", 0.35f);
provider_->Start(*input_, false);
ASSERT_EQ(3U, provider_->matches().size());
EXPECT_EQ(u"Alice", provider_->matches()[0].contents);
EXPECT_EQ(u"Bob", provider_->matches()[1].contents);
EXPECT_EQ(u"Carol", provider_->matches()[2].contents);
}
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