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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <android-base/logging.h>
#include <android/hardware/wifi/1.0/IWifi.h>
#include <android/hardware/wifi/1.0/IWifiChip.h>
#include <android/hardware/wifi/hostapd/1.0/IHostapd.h>
#include <gtest/gtest.h>
#include <hidl/GtestPrinter.h>
#include <hidl/ServiceManagement.h>
#include "wifi_hidl_call_util.h"
#include "wifi_hidl_test_utils.h"
using ::android::sp;
using ::android::hardware::wifi::hostapd::V1_0::IHostapd;
using ::android::hardware::wifi::V1_0::ChipModeId;
using ::android::hardware::wifi::V1_0::IfaceType;
using ::android::hardware::wifi::V1_0::IWifi;
using ::android::hardware::wifi::V1_0::IWifiApIface;
using ::android::hardware::wifi::V1_0::IWifiChip;
using ::android::hardware::wifi::V1_0::IWifiIface;
using ::android::hardware::wifi::V1_0::WifiStatus;
using ::android::hardware::wifi::V1_0::WifiStatusCode;
/**
* Fixture for IWifiChip tests that are conditioned on SoftAP support.
*/
class WifiChipHidlApTest : public ::testing::TestWithParam<std::string> {
public:
virtual void SetUp() override {
if (android::hardware::getAllHalInstanceNames(IHostapd::descriptor)
.empty()) {
GTEST_SKIP() << "Device does not support AP";
}
// Make sure test starts with a clean state
stopWifi(GetInstanceName());
wifi_chip_ = getWifiChip(GetInstanceName());
ASSERT_NE(nullptr, wifi_chip_.get());
}
virtual void TearDown() override { stopWifi(GetInstanceName()); }
protected:
// Helper function to configure the Chip in one of the supported modes.
// Most of the non-mode-configuration-related methods require chip
// to be first configured.
ChipModeId configureChipForIfaceType(IfaceType type, bool expectSuccess) {
ChipModeId mode_id;
EXPECT_EQ(expectSuccess,
configureChipToSupportIfaceType(wifi_chip_, type, &mode_id));
return mode_id;
}
std::string getIfaceName(const sp<IWifiIface>& iface) {
const auto& status_and_name = HIDL_INVOKE(iface, getName);
EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_name.first.code);
return status_and_name.second;
}
WifiStatusCode createApIface(sp<IWifiApIface>* ap_iface) {
const auto& status_and_iface = HIDL_INVOKE(wifi_chip_, createApIface);
*ap_iface = status_and_iface.second;
return status_and_iface.first.code;
}
WifiStatusCode removeApIface(const std::string& name) {
return HIDL_INVOKE(wifi_chip_, removeApIface, name).code;
}
sp<IWifiChip> wifi_chip_;
private:
std::string GetInstanceName() { return GetParam(); }
};
/*
* CreateApIface
* Configures the chip in AP mode and ensures that at least 1 iface creation
* succeeds.
*/
TEST_P(WifiChipHidlApTest, CreateApIface) {
configureChipForIfaceType(IfaceType::AP, true);
sp<IWifiApIface> iface;
EXPECT_EQ(WifiStatusCode::SUCCESS, createApIface(&iface));
EXPECT_NE(nullptr, iface.get());
}
/*
* GetApIfaceNames
* Configures the chip in AP mode and ensures that the iface list is empty
* before creating the iface. Then, create the iface and ensure that
* iface name is returned via the list.
*/
TEST_P(WifiChipHidlApTest, GetApIfaceNames) {
configureChipForIfaceType(IfaceType::AP, true);
const auto& status_and_iface_names1 =
HIDL_INVOKE(wifi_chip_, getApIfaceNames);
EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_iface_names1.first.code);
EXPECT_EQ(0u, status_and_iface_names1.second.size());
sp<IWifiApIface> iface;
EXPECT_EQ(WifiStatusCode::SUCCESS, createApIface(&iface));
EXPECT_NE(nullptr, iface.get());
std::string iface_name = getIfaceName(iface);
const auto& status_and_iface_names2 =
HIDL_INVOKE(wifi_chip_, getApIfaceNames);
EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_iface_names2.first.code);
EXPECT_EQ(1u, status_and_iface_names2.second.size());
EXPECT_EQ(iface_name, status_and_iface_names2.second[0]);
EXPECT_EQ(WifiStatusCode::SUCCESS, removeApIface(iface_name));
const auto& status_and_iface_names3 =
HIDL_INVOKE(wifi_chip_, getApIfaceNames);
EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_iface_names3.first.code);
EXPECT_EQ(0u, status_and_iface_names3.second.size());
}
/*
* GetApIface
* Configures the chip in AP mode and create an iface. Then, retrieve
* the iface object using the correct name and ensure any other name
* doesn't retrieve an iface object.
*/
TEST_P(WifiChipHidlApTest, GetApIface) {
configureChipForIfaceType(IfaceType::AP, true);
sp<IWifiApIface> ap_iface;
EXPECT_EQ(WifiStatusCode::SUCCESS, createApIface(&ap_iface));
EXPECT_NE(nullptr, ap_iface.get());
std::string iface_name = getIfaceName(ap_iface);
const auto& status_and_iface1 =
HIDL_INVOKE(wifi_chip_, getApIface, iface_name);
EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_iface1.first.code);
EXPECT_NE(nullptr, status_and_iface1.second.get());
std::string invalid_name = iface_name + "0";
const auto& status_and_iface2 =
HIDL_INVOKE(wifi_chip_, getApIface, invalid_name);
EXPECT_EQ(WifiStatusCode::ERROR_INVALID_ARGS, status_and_iface2.first.code);
EXPECT_EQ(nullptr, status_and_iface2.second.get());
}
/*
* RemoveApIface
* Configures the chip in AP mode and create an iface. Then, remove
* the iface object using the correct name and ensure any other name
* doesn't remove the iface.
*/
TEST_P(WifiChipHidlApTest, RemoveApIface) {
configureChipForIfaceType(IfaceType::AP, true);
sp<IWifiApIface> ap_iface;
EXPECT_EQ(WifiStatusCode::SUCCESS, createApIface(&ap_iface));
EXPECT_NE(nullptr, ap_iface.get());
std::string iface_name = getIfaceName(ap_iface);
std::string invalid_name = iface_name + "0";
EXPECT_EQ(WifiStatusCode::ERROR_INVALID_ARGS, removeApIface(invalid_name));
EXPECT_EQ(WifiStatusCode::SUCCESS, removeApIface(iface_name));
// No such iface exists now. So, this should return failure.
EXPECT_EQ(WifiStatusCode::ERROR_INVALID_ARGS, removeApIface(iface_name));
}
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(WifiChipHidlApTest);
INSTANTIATE_TEST_SUITE_P(
PerInstance, WifiChipHidlApTest,
testing::ValuesIn(
android::hardware::getAllHalInstanceNames(IWifi::descriptor)),
android::hardware::PrintInstanceNameToString);
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