3 files changed, 274 insertions, 0 deletions

diff --git a/health/2.0/vts/functional/Android.bp b/health/2.0/vts/functional/Android.bp
new file mode 100644
index 00000000..4ad01b98
--- /dev/null
+++ b/health/2.0/vts/functional/Android.bp
@@ -0,0 +1,25 @@
+//
+// Copyright (C) 2017 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: "VtsHalHealthV2_0TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: ["VtsHalHealthV2_0TargetTest.cpp"],
+    static_libs: [
+        "android.hardware.health@1.0",
+        "android.hardware.health@2.0",
+    ],
+}
diff --git a/health/2.0/vts/functional/VtsHalHealthV2_0TargetTest.cpp b/health/2.0/vts/functional/VtsHalHealthV2_0TargetTest.cpp
new file mode 100644
index 00000000..8abed0c5
--- /dev/null
+++ b/health/2.0/vts/functional/VtsHalHealthV2_0TargetTest.cpp
@@ -0,0 +1,248 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#define LOG_TAG "mHealthhidl_hal_test"
+
+#include <mutex>
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <android-base/logging.h>
+#include <android/hardware/health/2.0/IHealth.h>
+#include <android/hardware/health/2.0/types.h>
+
+using ::testing::AssertionFailure;
+using ::testing::AssertionResult;
+using ::testing::AssertionSuccess;
+using ::testing::VtsHalHidlTargetTestBase;
+using ::testing::VtsHalHidlTargetTestEnvBase;
+
+namespace android {
+namespace hardware {
+namespace health {
+namespace V2_0 {
+
+using V1_0::BatteryStatus;
+using V1_0::HealthInfo;
+
+// Test environment for graphics.composer
+class HealthHidlEnvironment : public VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static HealthHidlEnvironment* Instance() {
+        static HealthHidlEnvironment* instance = new HealthHidlEnvironment;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<IHealth>(); }
+
+   private:
+    HealthHidlEnvironment() {}
+
+    GTEST_DISALLOW_COPY_AND_ASSIGN_(HealthHidlEnvironment);
+};
+
+class HealthHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    virtual void SetUp() override {
+        std::string serviceName = HealthHidlEnvironment::Instance()->getServiceName<IHealth>();
+        LOG(INFO) << "get service with name:" << serviceName;
+        ASSERT_FALSE(serviceName.empty());
+        mHealth = ::testing::VtsHalHidlTargetTestBase::getService<IHealth>(serviceName);
+        ASSERT_NE(mHealth, nullptr);
+    }
+
+    sp<IHealth> mHealth;
+};
+
+class Callback : public IHealthInfoCallback {
+    using Function = std::function<void(const HealthInfo&)>;
+
+   public:
+    Callback(const Function& f) : mInternal(f) {}
+    Return<void> healthInfoChanged(const HealthInfo& info) override {
+        std::unique_lock<std::mutex> lock(mMutex);
+        if (mInternal) mInternal(info);
+        return Void();
+    }
+    void clear() {
+        std::unique_lock<std::mutex> lock(mMutex);
+        mInternal = nullptr;
+    }
+
+   private:
+    std::mutex mMutex;
+    Function mInternal;
+};
+
+#define ASSERT_OK(r) ASSERT_TRUE(isOk(r))
+#define EXPECT_OK(r) EXPECT_TRUE(isOk(r))
+template <typename T>
+AssertionResult isOk(const Return<T>& r) {
+    return r.isOk() ? AssertionSuccess() : (AssertionFailure() << r.description());
+}
+
+#define ASSERT_ALL_OK(r) ASSERT_TRUE(isAllOk(r))
+// Both isOk() and Result::SUCCESS
+AssertionResult isAllOk(const Return<Result>& r) {
+    if (!r.isOk()) {
+        return AssertionFailure() << r.description();
+    }
+    if (static_cast<Result>(r) != Result::SUCCESS) {
+        return AssertionFailure() << toString(static_cast<Result>(r));
+    }
+    return AssertionSuccess();
+}
+
+/**
+ * Test whether callbacks work. Tested functions are IHealth::registerCallback,
+ * unregisterCallback, and update.
+ */
+TEST_F(HealthHidlTest, Callbacks) {
+    using namespace std::chrono_literals;
+
+    std::mutex mutex;
+    std::condition_variable cv;
+    bool firstCallbackInvoked = false;
+    bool secondCallbackInvoked = false;
+
+    sp<Callback> firstCallback = new Callback([&](const auto&) {
+        std::unique_lock<std::mutex> lk(mutex);
+        firstCallbackInvoked = true;
+    });
+
+    sp<Callback> secondCallback = new Callback([&](const auto&) {
+        std::unique_lock<std::mutex> lk(mutex);
+        secondCallbackInvoked = true;
+        cv.notify_all();
+    });
+
+    ASSERT_ALL_OK(mHealth->registerCallback(firstCallback));
+    ASSERT_ALL_OK(mHealth->registerCallback(secondCallback));
+
+    // assert that the first callback is invoked when update is called.
+    {
+        std::unique_lock<std::mutex> lk(mutex);
+        firstCallbackInvoked = false;
+        secondCallbackInvoked = false;
+    }
+
+    ASSERT_ALL_OK(mHealth->update());
+
+    {
+        std::unique_lock<std::mutex> lk(mutex);
+        EXPECT_TRUE(cv.wait_for(lk, 1s, [&] {
+            return firstCallbackInvoked && secondCallbackInvoked;
+        })) << "Timeout.";
+        ASSERT_TRUE(firstCallbackInvoked);
+        ASSERT_TRUE(secondCallbackInvoked);
+    }
+
+    ASSERT_ALL_OK(mHealth->unregisterCallback(firstCallback));
+
+    // assert that the second callback is still invoked even though the first is unregistered.
+    {
+        std::unique_lock<std::mutex> lk(mutex);
+        firstCallbackInvoked = false;
+        secondCallbackInvoked = false;
+    }
+
+    ASSERT_ALL_OK(mHealth->update());
+
+    {
+        std::unique_lock<std::mutex> lk(mutex);
+        EXPECT_TRUE(cv.wait_for(lk, 1s, [&] { return secondCallbackInvoked; })) << "Timeout.";
+        ASSERT_FALSE(firstCallbackInvoked);
+        ASSERT_TRUE(secondCallbackInvoked);
+    }
+
+    ASSERT_ALL_OK(mHealth->unregisterCallback(secondCallback));
+
+    // avoid reference to lambda function that goes out of scope.
+    firstCallback->clear();
+    secondCallback->clear();
+}
+
+TEST_F(HealthHidlTest, UnregisterNonExistentCallback) {
+    sp<Callback> callback = new Callback([](const auto&) {});
+    auto ret = mHealth->unregisterCallback(callback);
+    ASSERT_OK(ret);
+    ASSERT_EQ(Result::NOT_FOUND, static_cast<Result>(ret)) << "Actual: " << toString(ret);
+}
+
+/**
+ * Pass the test if:
+ *  - Property is not supported (res == NOT_SUPPORTED)
+ *  - Result is success, and predicate is true
+ * @param res the Result value.
+ * @param valueStr the string representation for actual value (for error message)
+ * @param pred a predicate that test whether the value is valid
+ */
+#define EXPECT_VALID_OR_UNSUPPORTED_PROP(res, valueStr, pred) \
+    EXPECT_TRUE(isPropertyOk(res, valueStr, pred, #pred))
+
+AssertionResult isPropertyOk(Result res, const std::string& valueStr, bool pred,
+                             const std::string& predStr) {
+    if (res == Result::SUCCESS) {
+        if (pred) {
+            return AssertionSuccess();
+        }
+        return AssertionFailure() << "value doesn't match.\nActual: " << valueStr
+                                  << "\nExpected: " << predStr;
+    }
+    if (res == Result::NOT_SUPPORTED) {
+        return AssertionSuccess();
+    }
+    return AssertionFailure() << "Result is not SUCCESS or NOT_SUPPORTED: " << toString(res);
+}
+
+TEST_F(HealthHidlTest, Properties) {
+    EXPECT_OK(mHealth->getChargeCounter([](auto result, auto value) {
+        EXPECT_VALID_OR_UNSUPPORTED_PROP(result, std::to_string(value), value > 0);
+    }));
+    EXPECT_OK(mHealth->getCurrentNow([](auto result, auto value) {
+        EXPECT_VALID_OR_UNSUPPORTED_PROP(result, std::to_string(value), value != INT32_MIN);
+    }));
+    EXPECT_OK(mHealth->getCurrentAverage([](auto result, auto value) {
+        EXPECT_VALID_OR_UNSUPPORTED_PROP(result, std::to_string(value), value != INT32_MIN);
+    }));
+    EXPECT_OK(mHealth->getCapacity([](auto result, auto value) {
+        EXPECT_VALID_OR_UNSUPPORTED_PROP(result, std::to_string(value), 0 <= value && value <= 100);
+    }));
+    EXPECT_OK(mHealth->getEnergyCounter([](auto result, auto value) {
+        EXPECT_VALID_OR_UNSUPPORTED_PROP(result, std::to_string(value), value != INT64_MIN);
+    }));
+    EXPECT_OK(mHealth->getChargeStatus([](auto result, auto value) {
+        EXPECT_VALID_OR_UNSUPPORTED_PROP(
+            result, toString(value),
+            value == BatteryStatus::CHARGING || value == BatteryStatus::DISCHARGING ||
+                value == BatteryStatus::NOT_CHARGING || value == BatteryStatus::FULL);
+    }));
+}
+
+}  // namespace V2_0
+}  // namespace health
+}  // namespace hardware
+}  // namespace android
+
+int main(int argc, char** argv) {
+    using ::android::hardware::health::V2_0::HealthHidlEnvironment;
+    ::testing::AddGlobalTestEnvironment(HealthHidlEnvironment::Instance());
+    ::testing::InitGoogleTest(&argc, argv);
+    HealthHidlEnvironment::Instance()->init(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    LOG(INFO) << "Test result = " << status;
+    return status;
+}
diff --git a/health/Android.bp b/health/Android.bp
index 2c931e59..ca89713e 100644
--- a/health/Android.bp
+++ b/health/Android.bp
@@ -5,4 +5,5 @@ subdirs = [
     "1.0/default/libhealthd",
     "1.0/vts/functional",
     "2.0",
+    "2.0/vts/functional",
 ]