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// Copyright 2025 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/regional_capabilities/regional_capabilities_service_client_android.h"
#include <optional>
#include "base/android/jni_android.h"
#include "base/android/jni_string.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/test/bind.h"
#include "chrome/browser/regional_capabilities/android/test_utils_jni_headers/RegionalCapabilitiesServiceTestUtil_jni.h"
#include "components/country_codes/country_codes.h"
#include "testing/gtest/include/gtest/gtest.h"
using ::country_codes::CountryId;
namespace regional_capabilities {
namespace {
constexpr char kBelgiumCountryCode[] = "BE";
constexpr CountryId kBelgiumCountryId(kBelgiumCountryCode);
class TestSupportAndroid {
public:
TestSupportAndroid() {
JNIEnv* env = base::android::AttachCurrentThread();
base::android::ScopedJavaLocalRef<jobject> java_ref =
Java_RegionalCapabilitiesServiceTestUtil_Constructor(env);
java_test_util_ref_.Reset(env, java_ref.obj());
}
~TestSupportAndroid() {
JNIEnv* env = base::android::AttachCurrentThread();
Java_RegionalCapabilitiesServiceTestUtil_destroy(env, java_test_util_ref_);
}
void ReturnDeviceCountry(const std::string& device_country) {
JNIEnv* env = base::android::AttachCurrentThread();
Java_RegionalCapabilitiesServiceTestUtil_returnDeviceCountry(
env, java_test_util_ref_,
base::android::ConvertUTF8ToJavaString(env, device_country));
}
void TriggerDeviceCountryFailure() {
JNIEnv* env = base::android::AttachCurrentThread();
Java_RegionalCapabilitiesServiceTestUtil_triggerDeviceCountryFailure(
env, java_test_util_ref_);
}
private:
base::android::ScopedJavaGlobalRef<jobject> java_test_util_ref_;
};
TEST(RegionalCapabilitiesServiceClientAndroidTest, FetchCountryId_Sync) {
RegionalCapabilitiesServiceClientAndroid client(
/* variations_service= */ nullptr);
TestSupportAndroid test_support;
test_support.ReturnDeviceCountry(kBelgiumCountryCode);
std::optional<CountryId> actual_country_id;
client.FetchCountryId(base::BindLambdaForTesting(
[&actual_country_id](CountryId device_country_id) {
actual_country_id = device_country_id;
}));
EXPECT_EQ(actual_country_id, kBelgiumCountryId);
}
TEST(RegionalCapabilitiesServiceClientAndroidTest, FetchCountryId_Async) {
RegionalCapabilitiesServiceClientAndroid client(
/* variations_service= */ nullptr);
TestSupportAndroid test_support;
std::optional<CountryId> actual_country_id;
client.FetchCountryId(base::BindLambdaForTesting(
[&actual_country_id](CountryId device_country_id) {
actual_country_id = device_country_id;
}));
EXPECT_EQ(actual_country_id, std::nullopt);
test_support.ReturnDeviceCountry(kBelgiumCountryCode);
EXPECT_EQ(actual_country_id, kBelgiumCountryId);
}
TEST(RegionalCapabilitiesServiceClientAndroidTest, FetchCountryId_Failure) {
RegionalCapabilitiesServiceClientAndroid client(
/* variations_service= */ nullptr);
TestSupportAndroid test_support;
test_support.TriggerDeviceCountryFailure();
std::optional<CountryId> actual_country_id;
client.FetchCountryId(base::BindLambdaForTesting(
[&actual_country_id](CountryId device_country_id) {
actual_country_id = device_country_id;
}));
// The callback is dropped.
EXPECT_EQ(actual_country_id, std::nullopt);
}
} // namespace
} // namespace regional_capabilities
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