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// 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/ui/lens/lens_overlay_languages_controller.h"
#include <vector>
#include "base/run_loop.h"
#include "base/test/bind.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/lens/core/mojom/translate.mojom.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/lens/lens_overlay_url_builder.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/test/browser_task_environment.h"
#include "net/http/http_status_code.h"
#include "services/network/public/cpp/weak_wrapper_shared_url_loader_factory.h"
#include "services/network/test/test_url_loader_factory.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace lens {
constexpr char kExampleJsonResponse[] = R"JSON(
{
"sourceLanguages": [
{
"language": "auto",
"name": "Detect language"
},
{
"language": "en",
"name": "English"
}
],
"targetLanguages": [
{
"language": "en",
"name": "English"
},
{
"language": "es",
"name": "Spanish"
}
]
}
)JSON";
constexpr char kExampleIncorrectJsonResponse[] = R"JSON(
[
{
"language": "auto",
"name": "Detect language"
},
{
"language": "en",
"name": "English"
}
]
)JSON";
class LensOverlayLanguagesControllerTest : public testing::Test {
protected:
void SetUp() override {
TestingProfile::Builder profile_builder;
profile_builder.SetSharedURLLoaderFactory(
test_url_loader_factory_.GetSafeWeakWrapper());
profile_ = profile_builder.Build();
g_browser_process->SetApplicationLocale("en-US");
}
TestingProfile* profile() { return profile_.get(); }
network::TestURLLoaderFactory test_url_loader_factory_;
private:
content::BrowserTaskEnvironment task_environment_;
std::unique_ptr<TestingProfile> profile_;
std::vector<lens::mojom::LanguagePtr> sent_languages_;
};
TEST_F(LensOverlayLanguagesControllerTest,
SendGetSupportedLanguagesRequest_SuccessfulResponse) {
auto languages_controller =
std::make_unique<LensOverlayLanguagesController>(profile());
std::string locale;
std::vector<mojom::LanguagePtr> sent_source_languages;
std::vector<mojom::LanguagePtr> sent_target_languages;
base::RunLoop run_loop;
languages_controller->SendGetSupportedLanguagesRequest(
base::BindLambdaForTesting(
[&](const std::string& browser_locale,
std::vector<mojom::LanguagePtr> source_languages,
std::vector<mojom::LanguagePtr> target_languages) {
locale = browser_locale;
sent_source_languages = std::move(source_languages);
sent_target_languages = std::move(target_languages);
run_loop.Quit();
}));
test_url_loader_factory_.SimulateResponseForPendingRequest(
BuildTranslateLanguagesURL("US", "en").spec(), kExampleJsonResponse);
run_loop.Run();
EXPECT_EQ(locale, "en-US");
EXPECT_EQ(sent_source_languages.size(), 2UL);
const auto& detect_language = sent_source_languages.at(0);
EXPECT_EQ(detect_language->language_code, "auto");
EXPECT_EQ(detect_language->name, "Detect language");
const auto& english_language = sent_source_languages.at(1);
EXPECT_EQ(english_language->language_code, "en");
EXPECT_EQ(english_language->name, "English");
EXPECT_EQ(sent_target_languages.size(), 2UL);
const auto& english_target = sent_target_languages.at(0);
EXPECT_EQ(english_target->language_code, "en");
EXPECT_EQ(english_target->name, "English");
const auto& spanish_target = sent_target_languages.at(1);
EXPECT_EQ(spanish_target->language_code, "es");
EXPECT_EQ(spanish_target->name, "Spanish");
}
TEST_F(LensOverlayLanguagesControllerTest,
SendGetSupportedLanguagesRequest_RequestTimeOut) {
auto languages_controller =
std::make_unique<LensOverlayLanguagesController>(profile());
std::string locale;
std::vector<mojom::LanguagePtr> sent_source_languages;
std::vector<mojom::LanguagePtr> sent_target_languages;
base::RunLoop run_loop;
languages_controller->SendGetSupportedLanguagesRequest(
base::BindLambdaForTesting(
[&](const std::string& browser_locale,
std::vector<mojom::LanguagePtr> source_languages,
std::vector<mojom::LanguagePtr> target_languages) {
locale = browser_locale;
sent_source_languages = std::move(source_languages);
sent_target_languages = std::move(target_languages);
run_loop.Quit();
}));
test_url_loader_factory_.SimulateResponseForPendingRequest(
BuildTranslateLanguagesURL("US", "en").spec(), "",
net::HTTP_REQUEST_TIMEOUT);
run_loop.Run();
EXPECT_EQ(locale, "en-US");
EXPECT_EQ(sent_source_languages.size(), 0UL);
EXPECT_EQ(sent_target_languages.size(), 0UL);
}
TEST_F(LensOverlayLanguagesControllerTest,
SendGetSupportedLanguagesRequest_EmptyResponse) {
auto languages_controller =
std::make_unique<LensOverlayLanguagesController>(profile());
std::string locale;
std::vector<mojom::LanguagePtr> sent_source_languages;
std::vector<mojom::LanguagePtr> sent_target_languages;
base::RunLoop run_loop;
languages_controller->SendGetSupportedLanguagesRequest(
base::BindLambdaForTesting(
[&](const std::string& browser_locale,
std::vector<mojom::LanguagePtr> source_languages,
std::vector<mojom::LanguagePtr> target_languages) {
locale = browser_locale;
sent_source_languages = std::move(source_languages);
sent_target_languages = std::move(target_languages);
run_loop.Quit();
}));
test_url_loader_factory_.SimulateResponseForPendingRequest(
BuildTranslateLanguagesURL("US", "en").spec(), "");
run_loop.Run();
EXPECT_EQ(locale, "en-US");
EXPECT_EQ(sent_source_languages.size(), 0UL);
EXPECT_EQ(sent_target_languages.size(), 0UL);
}
TEST_F(LensOverlayLanguagesControllerTest,
SendGetSupportedLanguagesRequest_IncorrectResponse) {
auto languages_controller =
std::make_unique<LensOverlayLanguagesController>(profile());
std::string locale;
std::vector<mojom::LanguagePtr> sent_source_languages;
std::vector<mojom::LanguagePtr> sent_target_languages;
base::RunLoop run_loop;
languages_controller->SendGetSupportedLanguagesRequest(
base::BindLambdaForTesting(
[&](const std::string& browser_locale,
std::vector<mojom::LanguagePtr> source_languages,
std::vector<mojom::LanguagePtr> target_languages) {
locale = browser_locale;
sent_source_languages = std::move(source_languages);
sent_target_languages = std::move(target_languages);
run_loop.Quit();
}));
test_url_loader_factory_.SimulateResponseForPendingRequest(
BuildTranslateLanguagesURL("US", "en").spec(),
kExampleIncorrectJsonResponse);
run_loop.Run();
EXPECT_EQ(locale, "en-US");
EXPECT_EQ(sent_source_languages.size(), 0UL);
EXPECT_EQ(sent_target_languages.size(), 0UL);
}
} // namespace lens
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