WiFi: Add VTS for Wifi HAL V1.2

This commit adds VTS tests for WiFi HAL V1.2

Bug: 71581915
Test: `adb shell /data/VtsHalWifiV1_2TargetTest`

Change-Id: I0deab4625e6929507b132f2b65947b862b46aa2d
Signed-off-by: Ahmed ElArabawy <arabawy@google.com>
diff --git a/wifi/1.2/vts/functional/Android.bp b/wifi/1.2/vts/functional/Android.bp
new file mode 100644
index 0000000..d85d42e
--- /dev/null
+++ b/wifi/1.2/vts/functional/Android.bp
@@ -0,0 +1,30 @@
+//
+// Copyright (C) 2018 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.
+//
+
+cc_test {
+    name: "VtsHalWifiV1_2TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: [
+        "VtsHalWifiV1_2TargetTest.cpp",
+        "wifi_chip_hidl_test.cpp",
+    ],
+    static_libs: [
+        "VtsHalWifiV1_0TargetTestUtil",
+        "android.hardware.wifi@1.0",
+        "android.hardware.wifi@1.1",
+        "android.hardware.wifi@1.2",
+    ],
+}
diff --git a/wifi/1.2/vts/functional/VtsHalWifiV1_2TargetTest.cpp b/wifi/1.2/vts/functional/VtsHalWifiV1_2TargetTest.cpp
new file mode 100644
index 0000000..cfad208
--- /dev/null
+++ b/wifi/1.2/vts/functional/VtsHalWifiV1_2TargetTest.cpp
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2018 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/1.2/IWifi.h>
+
+#include <VtsHalHidlTargetTestEnvBase.h>
+
+#include "wifi_hidl_test_utils.h"
+
+using ::android::hardware::wifi::V1_2::IWifi;
+
+// Test environment for Wifi HIDL HAL.
+class WifiHidlEnvironment_1_2 : public ::testing::VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static WifiHidlEnvironment_1_2* Instance() {
+        static WifiHidlEnvironment_1_2* instance = new WifiHidlEnvironment_1_2;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<IWifi>(); }
+
+   private:
+    WifiHidlEnvironment_1_2() {}
+};
+
+WifiHidlEnvironment_1_2* gEnv = WifiHidlEnvironment_1_2::Instance();
+
+int main(int argc, char** argv) {
+  ::testing::AddGlobalTestEnvironment(gEnv);
+  ::testing::InitGoogleTest(&argc, argv);
+  gEnv->init(&argc, argv);
+  int status = RUN_ALL_TESTS();
+  LOG(INFO) << "Test result = " << status;
+  return status;
+}
diff --git a/wifi/1.2/vts/functional/wifi_chip_hidl_test.cpp b/wifi/1.2/vts/functional/wifi_chip_hidl_test.cpp
new file mode 100644
index 0000000..a5457b7
--- /dev/null
+++ b/wifi/1.2/vts/functional/wifi_chip_hidl_test.cpp
@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2018 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/1.2/IWifiChip.h>
+#include <android/hardware/wifi/1.2/IWifiChipEventCallback.h>
+
+#include <VtsHalHidlTargetCallbackBase.h>
+#include <VtsHalHidlTargetTestBase.h>
+
+#include "wifi_hidl_call_util.h"
+#include "wifi_hidl_test_utils.h"
+
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::wifi::V1_0::ChipModeId;
+using ::android::hardware::wifi::V1_0::IfaceType;
+using ::android::hardware::wifi::V1_0::WifiStatus;
+using ::android::hardware::wifi::V1_0::WifiDebugRingBufferStatus;
+using ::android::hardware::wifi::V1_0::WifiStatusCode;
+using ::android::hardware::wifi::V1_2::IWifiChip;
+using ::android::hardware::wifi::V1_2::IWifiChipEventCallback;
+using ::android::hardware::Void;
+using ::android::sp;
+
+namespace {
+constexpr IWifiChip::TxPowerScenario kPowerScenarioBody =
+    IWifiChip::TxPowerScenario::ON_BODY_CELL_OFF;
+
+constexpr IWifiChip::TxPowerScenario kPowerScenarioVoiceCall =
+    IWifiChip::TxPowerScenario::VOICE_CALL;
+};  // namespace
+
+/**
+ * Fixture to use for all Wifi chip HIDL interface tests.
+ */
+class WifiChipHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+ public:
+  virtual void SetUp() override {
+    wifi_chip_ = IWifiChip::castFrom(getWifiChip());
+    ASSERT_NE(nullptr, wifi_chip_.get());
+  }
+
+  virtual void TearDown() override { stopWifi(); }
+
+  // A simple test implementation of WifiChipEventCallback.
+  class WifiChipEventCallback
+      : public ::testing::VtsHalHidlTargetCallbackBase<WifiChipHidlTest>,
+        public IWifiChipEventCallback {
+
+   public:
+    WifiChipEventCallback() {};
+
+    virtual ~WifiChipEventCallback() = default;
+
+    Return<void> onChipReconfigured(uint32_t modeId __unused) {
+      return Void();
+    };
+
+    Return<void> onChipReconfigureFailure(const WifiStatus& status __unused) {
+      return Void();
+    };
+
+    Return<void> onIfaceAdded(IfaceType type __unused, const hidl_string& name __unused) {
+      return Void();
+    };
+
+    Return<void> onIfaceRemoved(IfaceType type __unused, const hidl_string& name __unused) {
+      return Void();
+    };
+
+    Return<void> onDebugRingBufferDataAvailable(const WifiDebugRingBufferStatus& status __unused,
+        const hidl_vec<uint8_t>& data __unused) {
+      return Void();
+    };
+
+    Return<void> onDebugErrorAlert(int32_t errorCode __unused,
+        const hidl_vec<uint8_t>& debugData __unused) {
+      return Void();
+    };
+
+    Return<void> onRadioModeChange(const hidl_vec<RadioModeInfo>& radioModeInfos __unused) {
+      return Void();
+    };
+  };
+
+ protected:
+  uint32_t configureChipForStaIfaceAndGetCapabilities() {
+    ChipModeId mode_id;
+    EXPECT_TRUE(
+        configureChipToSupportIfaceType(wifi_chip_, IfaceType::STA, &mode_id));
+    const auto& status_and_caps = HIDL_INVOKE(wifi_chip_, getCapabilities);
+    EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_caps.first.code);
+    return status_and_caps.second;
+  }
+
+  sp<IWifiChip> wifi_chip_;
+};
+
+/*
+ * SelectTxPowerScenario_1_2_body
+ * This test case tests the selectTxPowerScenario_1_2() API with SAR scenarios
+ * newly defined in 1.2
+ */
+TEST_F(WifiChipHidlTest, SelectTxPowerScenario_1_2_body) {
+  uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
+  const auto& status =
+      HIDL_INVOKE(wifi_chip_, selectTxPowerScenario_1_2, kPowerScenarioBody);
+  if (caps & (IWifiChip::ChipCapabilityMask::SET_TX_POWER_LIMIT |
+              IWifiChip::ChipCapabilityMask::USE_BODY_HEAD_SAR)) {
+    EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
+  } else {
+    EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
+  }
+}
+
+/*
+ * SelectTxPowerScenario_1_2_voiceCall
+ * This test case tests the selectTxPowerScenario_1_2() API with previously
+ * defined SAR scenarios
+ */
+TEST_F(WifiChipHidlTest, SelectTxPowerScenario_1_2_voiceCall) {
+  uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
+  const auto& status =
+      HIDL_INVOKE(wifi_chip_, selectTxPowerScenario_1_2, kPowerScenarioVoiceCall);
+  if (caps & (IWifiChip::ChipCapabilityMask::SET_TX_POWER_LIMIT)) {
+    EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
+  } else {
+    EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
+  }
+}
+
+/*
+ * registerEventCallback_1_2
+ * This test case tests the registerEventCallback_1_2() API which registers
+ * a call back function with the hal implementation
+ *
+ * Note: it is not feasible to test the invocation of the call back function
+ * since event is triggered internally in the HAL implementation, and can not be
+ * triggered from the test case
+ */
+TEST_F(WifiChipHidlTest, registerEventCallback_1_2) {
+    sp<WifiChipEventCallback> wifiChipEventCallback = new WifiChipEventCallback();
+    const auto& status =
+        HIDL_INVOKE(wifi_chip_, registerEventCallback_1_2, wifiChipEventCallback);
+    EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
+}