diff --git a/health/aidl/Android.bp b/health/aidl/Android.bp
index fae7592..6e2f1d4 100644
--- a/health/aidl/Android.bp
+++ b/health/aidl/Android.bp
@@ -25,6 +25,7 @@
     name: "android.hardware.health",
     vendor_available: true,
     recovery_available: true,
+    host_supported: true,
     srcs: ["android/hardware/health/*.aidl"],
     stability: "vintf",
     backend: {
@@ -48,6 +49,7 @@
     name: "android.hardware.health-translate-ndk",
     vendor_available: true,
     recovery_available: true,
+    host_supported: true,
     srcs: ["android/hardware/health/translate-ndk.cpp"],
     shared_libs: [
         "libbinder_ndk",
@@ -61,6 +63,9 @@
         "android.hardware.health@2.0",
         "android.hardware.health@2.1",
     ],
+    defaults: [
+        "libbinder_ndk_host_user",
+    ],
 }
 
 java_library {
diff --git a/health/aidl/android/hardware/health/translate-ndk.cpp b/health/aidl/android/hardware/health/translate-ndk.cpp
index 7fe6ced..78880cc 100644
--- a/health/aidl/android/hardware/health/translate-ndk.cpp
+++ b/health/aidl/android/hardware/health/translate-ndk.cpp
@@ -106,36 +106,41 @@
 }
 
 __attribute__((warn_unused_result)) bool translate(
+        const ::android::hardware::health::V2_0::HealthInfo& in,
+        aidl::android::hardware::health::HealthInfo* out) {
+    out->chargerAcOnline = static_cast<bool>(in.legacy.chargerAcOnline);
+    out->chargerUsbOnline = static_cast<bool>(in.legacy.chargerUsbOnline);
+    out->chargerWirelessOnline = static_cast<bool>(in.legacy.chargerWirelessOnline);
+    out->maxChargingCurrentMicroamps = static_cast<int32_t>(in.legacy.maxChargingCurrent);
+    out->maxChargingVoltageMicrovolts = static_cast<int32_t>(in.legacy.maxChargingVoltage);
+    out->batteryStatus =
+            static_cast<aidl::android::hardware::health::BatteryStatus>(in.legacy.batteryStatus);
+    out->batteryHealth =
+            static_cast<aidl::android::hardware::health::BatteryHealth>(in.legacy.batteryHealth);
+    out->batteryPresent = static_cast<bool>(in.legacy.batteryPresent);
+    out->batteryLevel = static_cast<int32_t>(in.legacy.batteryLevel);
+    out->batteryVoltageMillivolts = static_cast<int32_t>(in.legacy.batteryVoltage);
+    out->batteryTemperatureTenthsCelsius = static_cast<int32_t>(in.legacy.batteryTemperature);
+    out->batteryCurrentMicroamps = static_cast<int32_t>(in.legacy.batteryCurrent);
+    out->batteryCycleCount = static_cast<int32_t>(in.legacy.batteryCycleCount);
+    out->batteryFullChargeUah = static_cast<int32_t>(in.legacy.batteryFullCharge);
+    out->batteryChargeCounterUah = static_cast<int32_t>(in.legacy.batteryChargeCounter);
+    out->batteryTechnology = in.legacy.batteryTechnology;
+    out->batteryCurrentAverageMicroamps = static_cast<int32_t>(in.batteryCurrentAverage);
+    out->diskStats.clear();
+    out->diskStats.resize(in.diskStats.size());
+    for (size_t i = 0; i < in.diskStats.size(); ++i)
+        if (!translate(in.diskStats[i], &out->diskStats[i])) return false;
+    out->storageInfos.clear();
+    out->storageInfos.resize(in.storageInfos.size());
+    for (size_t i = 0; i < in.storageInfos.size(); ++i)
+        if (!translate(in.storageInfos[i], &out->storageInfos[i])) return false;
+    return true;
+}
+__attribute__((warn_unused_result)) bool translate(
         const ::android::hardware::health::V2_1::HealthInfo& in,
         aidl::android::hardware::health::HealthInfo* out) {
-    out->chargerAcOnline = static_cast<bool>(in.legacy.legacy.chargerAcOnline);
-    out->chargerUsbOnline = static_cast<bool>(in.legacy.legacy.chargerUsbOnline);
-    out->chargerWirelessOnline = static_cast<bool>(in.legacy.legacy.chargerWirelessOnline);
-    out->maxChargingCurrentMicroamps = static_cast<int32_t>(in.legacy.legacy.maxChargingCurrent);
-    out->maxChargingVoltageMicrovolts = static_cast<int32_t>(in.legacy.legacy.maxChargingVoltage);
-    out->batteryStatus = static_cast<aidl::android::hardware::health::BatteryStatus>(
-            in.legacy.legacy.batteryStatus);
-    out->batteryHealth = static_cast<aidl::android::hardware::health::BatteryHealth>(
-            in.legacy.legacy.batteryHealth);
-    out->batteryPresent = static_cast<bool>(in.legacy.legacy.batteryPresent);
-    out->batteryLevel = static_cast<int32_t>(in.legacy.legacy.batteryLevel);
-    out->batteryVoltageMillivolts = static_cast<int32_t>(in.legacy.legacy.batteryVoltage);
-    out->batteryTemperatureTenthsCelsius =
-            static_cast<int32_t>(in.legacy.legacy.batteryTemperature);
-    out->batteryCurrentMicroamps = static_cast<int32_t>(in.legacy.legacy.batteryCurrent);
-    out->batteryCycleCount = static_cast<int32_t>(in.legacy.legacy.batteryCycleCount);
-    out->batteryFullChargeUah = static_cast<int32_t>(in.legacy.legacy.batteryFullCharge);
-    out->batteryChargeCounterUah = static_cast<int32_t>(in.legacy.legacy.batteryChargeCounter);
-    out->batteryTechnology = in.legacy.legacy.batteryTechnology;
-    out->batteryCurrentAverageMicroamps = static_cast<int32_t>(in.legacy.batteryCurrentAverage);
-    out->diskStats.clear();
-    out->diskStats.resize(in.legacy.diskStats.size());
-    for (size_t i = 0; i < in.legacy.diskStats.size(); ++i)
-        if (!translate(in.legacy.diskStats[i], &out->diskStats[i])) return false;
-    out->storageInfos.clear();
-    out->storageInfos.resize(in.legacy.storageInfos.size());
-    for (size_t i = 0; i < in.legacy.storageInfos.size(); ++i)
-        if (!translate(in.legacy.storageInfos[i], &out->storageInfos[i])) return false;
+    if (!translate(in.legacy, out)) return false;
     out->batteryCapacityLevel = static_cast<aidl::android::hardware::health::BatteryCapacityLevel>(
             in.batteryCapacityLevel);
     out->batteryChargeTimeToFullNowSeconds =
diff --git a/health/aidl/include/android/hardware/health/translate-ndk.h b/health/aidl/include/android/hardware/health/translate-ndk.h
index 2f8fe04..91add42 100644
--- a/health/aidl/include/android/hardware/health/translate-ndk.h
+++ b/health/aidl/include/android/hardware/health/translate-ndk.h
@@ -33,6 +33,9 @@
         const ::android::hardware::health::V2_0::DiskStats& in,
         aidl::android::hardware::health::DiskStats* out);
 __attribute__((warn_unused_result)) bool translate(
+        const ::android::hardware::health::V2_0::HealthInfo& in,
+        aidl::android::hardware::health::HealthInfo* out);
+__attribute__((warn_unused_result)) bool translate(
         const ::android::hardware::health::V2_1::HealthInfo& in,
         aidl::android::hardware::health::HealthInfo* out);
 
diff --git a/health/utils/libhealthshim/Android.bp b/health/utils/libhealthshim/Android.bp
new file mode 100644
index 0000000..311e951
--- /dev/null
+++ b/health/utils/libhealthshim/Android.bp
@@ -0,0 +1,78 @@
+// Copyright (C) 2021 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.
+
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_defaults {
+    name: "libhealthshim_defaults",
+    host_supported: true, // for testing
+    defaults: [
+        "libbinder_ndk_host_user",
+    ],
+    cflags: [
+        "-Wall",
+        "-Werror",
+    ],
+    static_libs: [
+        "android.hardware.health-V1-ndk",
+        "android.hardware.health-translate-ndk",
+        "android.hardware.health@1.0",
+        "android.hardware.health@2.0",
+    ],
+    shared_libs: [
+        // These can be expected from the device or from host.
+        "libbase",
+        "libbinder_ndk",
+        "libcutils",
+        "libhidlbase",
+        "liblog",
+        "libutils",
+    ],
+}
+
+// Shim library that wraps a HIDL IHealth object into an AIDL IHealth object.
+cc_library_static {
+    name: "libhealthshim",
+    defaults: ["libhealthshim_defaults"],
+    recovery_available: true,
+    srcs: [
+        "shim.cpp",
+    ],
+    export_include_dirs: [
+        "include",
+    ],
+}
+
+cc_test {
+    name: "libhealthshim_test",
+    defaults: ["libhealthshim_defaults"],
+    static_libs: [
+        "libhealthshim",
+        "libgmock",
+    ],
+    srcs: [
+        "test.cpp",
+    ],
+    test_suites: ["general-tests"],
+    test_options: {
+        unit_test: true,
+    },
+}
diff --git a/health/utils/libhealthshim/include/health-shim/shim.h b/health/utils/libhealthshim/include/health-shim/shim.h
new file mode 100644
index 0000000..f36fa5d
--- /dev/null
+++ b/health/utils/libhealthshim/include/health-shim/shim.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2021 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.
+ */
+#pragma once
+
+#include <map>
+
+#include <aidl/android/hardware/health/BnHealth.h>
+#include <android/hardware/health/2.0/IHealth.h>
+
+namespace aidl::android::hardware::health {
+
+// Shim that wraps HIDL IHealth with an AIDL BnHealth.
+// The wrapper always have isRemote() == false because it is BnHealth.
+class HealthShim : public BnHealth {
+    using HidlHealth = ::android::hardware::health::V2_0::IHealth;
+    using HidlHealthInfoCallback = ::android::hardware::health::V2_0::IHealthInfoCallback;
+
+  public:
+    explicit HealthShim(const ::android::sp<HidlHealth>& service);
+
+    ndk::ScopedAStatus registerCallback(
+            const std::shared_ptr<IHealthInfoCallback>& in_callback) override;
+    ndk::ScopedAStatus unregisterCallback(
+            const std::shared_ptr<IHealthInfoCallback>& in_callback) override;
+    ndk::ScopedAStatus update() override;
+    ndk::ScopedAStatus getChargeCounterUah(int32_t* _aidl_return) override;
+    ndk::ScopedAStatus getCurrentNowMicroamps(int32_t* _aidl_return) override;
+    ndk::ScopedAStatus getCurrentAverageMicroamps(int32_t* _aidl_return) override;
+    ndk::ScopedAStatus getCapacity(int32_t* _aidl_return) override;
+    ndk::ScopedAStatus getEnergyCounterNwh(int64_t* _aidl_return) override;
+    ndk::ScopedAStatus getChargeStatus(BatteryStatus* _aidl_return) override;
+    ndk::ScopedAStatus getStorageInfo(std::vector<StorageInfo>* _aidl_return) override;
+    ndk::ScopedAStatus getDiskStats(std::vector<DiskStats>* _aidl_return) override;
+    ndk::ScopedAStatus getHealthInfo(HealthInfo* _aidl_return) override;
+
+  private:
+    ::android::sp<HidlHealth> service_;
+    std::map<std::shared_ptr<IHealthInfoCallback>, ::android::sp<HidlHealthInfoCallback>>
+            callback_map_;
+};
+
+}  // namespace aidl::android::hardware::health
diff --git a/health/utils/libhealthshim/shim.cpp b/health/utils/libhealthshim/shim.cpp
new file mode 100644
index 0000000..1329679
--- /dev/null
+++ b/health/utils/libhealthshim/shim.cpp
@@ -0,0 +1,220 @@
+/*
+ * Copyright (C) 2021 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/health/translate-ndk.h>
+#include <health-shim/shim.h>
+
+using ::android::sp;
+using ::android::h2a::translate;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::health::V2_0::Result;
+using ::android::hardware::health::V2_0::toString;
+using ::ndk::ScopedAStatus;
+using HidlHealth = ::android::hardware::health::V2_0::IHealth;
+using HidlHealthInfoCallback = ::android::hardware::health::V2_0::IHealthInfoCallback;
+using HidlHealthInfo = ::android::hardware::health::V2_0::HealthInfo;
+
+namespace aidl::android::hardware::health {
+
+namespace {
+
+class HealthInfoCallbackShim : public HidlHealthInfoCallback {
+    using AidlHealthInfoCallback = ::aidl::android::hardware::health::IHealthInfoCallback;
+    using AidlHealthInfo = ::aidl::android::hardware::health::HealthInfo;
+
+  public:
+    explicit HealthInfoCallbackShim(const std::shared_ptr<AidlHealthInfoCallback>& impl)
+        : impl_(impl) {}
+    Return<void> healthInfoChanged(const HidlHealthInfo& info) override {
+        AidlHealthInfo aidl_info;
+        // translate() should always return true.
+        CHECK(translate(info, &aidl_info));
+        // This is a oneway function, so we can't (and shouldn't) check for errors.
+        (void)impl_->healthInfoChanged(aidl_info);
+        return Void();
+    }
+
+  private:
+    std::shared_ptr<AidlHealthInfoCallback> impl_;
+};
+
+ScopedAStatus ResultToStatus(Result result) {
+    switch (result) {
+        case Result::SUCCESS:
+            return ScopedAStatus::ok();
+        case Result::NOT_SUPPORTED:
+            return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+        case Result::UNKNOWN:
+            return ScopedAStatus::fromServiceSpecificError(IHealth::STATUS_UNKNOWN);
+        case Result::NOT_FOUND:
+            return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+        case Result::CALLBACK_DIED:
+            return ScopedAStatus::fromServiceSpecificError(IHealth::STATUS_CALLBACK_DIED);
+    }
+    return ScopedAStatus::fromServiceSpecificErrorWithMessage(
+            IHealth::STATUS_UNKNOWN, ("Unrecognized result value " + toString(result)).c_str());
+}
+
+template <typename T>
+ScopedAStatus ReturnAndResultToStatus(const Return<T>& ret, Result result) {
+    if (ret.isOk()) {
+        return ResultToStatus(result);
+    }
+    if (ret.isDeadObject()) {
+        return ScopedAStatus::fromStatus(STATUS_DEAD_OBJECT);
+    }
+    return ScopedAStatus::fromServiceSpecificErrorWithMessage(IHealth::STATUS_UNKNOWN,
+                                                              ret.description().c_str());
+}
+
+ScopedAStatus ReturnResultToStatus(const Return<Result>& return_result) {
+    return ReturnAndResultToStatus(return_result, return_result.isOk()
+                                                          ? static_cast<Result>(return_result)
+                                                          : Result::UNKNOWN);
+}
+
+}  // namespace
+
+HealthShim::HealthShim(const sp<HidlHealth>& service) : service_(service) {}
+
+ScopedAStatus HealthShim::registerCallback(
+        const std::shared_ptr<IHealthInfoCallback>& in_callback) {
+    sp<HidlHealthInfoCallback> shim(new HealthInfoCallbackShim(in_callback));
+    callback_map_.emplace(in_callback, shim);
+    return ReturnResultToStatus(service_->registerCallback(shim));
+}
+
+ScopedAStatus HealthShim::unregisterCallback(
+        const std::shared_ptr<IHealthInfoCallback>& in_callback) {
+    auto it = callback_map_.find(in_callback);
+    if (it == callback_map_.end()) {
+        return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+    sp<HidlHealthInfoCallback> shim = it->second;
+    callback_map_.erase(it);
+    return ReturnResultToStatus(service_->unregisterCallback(shim));
+}
+
+ScopedAStatus HealthShim::update() {
+    return ReturnResultToStatus(service_->update());
+}
+
+ScopedAStatus HealthShim::getChargeCounterUah(int32_t* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getChargeCounter([out, &out_result](auto result, auto value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        *out = value;
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getCurrentNowMicroamps(int32_t* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getCurrentNow([out, &out_result](auto result, auto value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        *out = value;
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getCurrentAverageMicroamps(int32_t* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getCurrentAverage([out, &out_result](auto result, auto value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        *out = value;
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getCapacity(int32_t* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getCapacity([out, &out_result](auto result, auto value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        *out = value;
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getEnergyCounterNwh(int64_t* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getEnergyCounter([out, &out_result](auto result, auto value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        *out = value;
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getChargeStatus(BatteryStatus* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getChargeStatus([out, &out_result](auto result, auto value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        *out = static_cast<BatteryStatus>(value);
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getStorageInfo(std::vector<StorageInfo>* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getStorageInfo([out, &out_result](auto result, const auto& value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        out->clear();
+        out->reserve(value.size());
+        for (const auto& hidl_info : value) {
+            auto& aidl_info = out->emplace_back();
+            // translate() should always return true.
+            CHECK(translate(hidl_info, &aidl_info));
+        }
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getDiskStats(std::vector<DiskStats>* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getDiskStats([out, &out_result](auto result, const auto& value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        out->clear();
+        out->reserve(value.size());
+        for (const auto& hidl_info : value) {
+            auto& aidl_info = out->emplace_back();
+            // translate() should always return true.
+            CHECK(translate(hidl_info, &aidl_info));
+        }
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+ScopedAStatus HealthShim::getHealthInfo(HealthInfo* out) {
+    Result out_result = Result::UNKNOWN;
+    auto ret = service_->getHealthInfo([out, &out_result](auto result, const auto& value) {
+        out_result = result;
+        if (out_result != Result::SUCCESS) return;
+        // translate() should always return true.
+        CHECK(translate(value, out));
+    });
+    return ReturnAndResultToStatus(ret, out_result);
+}
+
+}  // namespace aidl::android::hardware::health
diff --git a/health/utils/libhealthshim/test.cpp b/health/utils/libhealthshim/test.cpp
new file mode 100644
index 0000000..d1dfb8b
--- /dev/null
+++ b/health/utils/libhealthshim/test.cpp
@@ -0,0 +1,163 @@
+/*
+ * Copyright (C) 2021 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 <health-shim/shim.h>
+
+#include <android/hardware/health/translate-ndk.h>
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+using HidlHealth = android::hardware::health::V2_0::IHealth;
+using HidlHealthInfoCallback = android::hardware::health::V2_0::IHealthInfoCallback;
+using HidlStorageInfo = android::hardware::health::V2_0::StorageInfo;
+using HidlDiskStats = android::hardware::health::V2_0::DiskStats;
+using HidlHealthInfo = android::hardware::health::V2_0::HealthInfo;
+using HidlBatteryStatus = android::hardware::health::V1_0::BatteryStatus;
+using android::sp;
+using android::hardware::Return;
+using android::hardware::Void;
+using android::hardware::health::V2_0::Result;
+using ndk::SharedRefBase;
+using testing::Invoke;
+using testing::NiceMock;
+
+namespace aidl::android::hardware::health {
+MATCHER(IsOk, "") {
+    *result_listener << "status is " << arg.getDescription();
+    return arg.isOk();
+}
+
+MATCHER_P(ExceptionIs, exception_code, "") {
+    *result_listener << "status is " << arg.getDescription();
+    return arg.getExceptionCode() == exception_code;
+}
+
+class MockHidlHealth : public HidlHealth {
+  public:
+    MOCK_METHOD(Return<Result>, registerCallback, (const sp<HidlHealthInfoCallback>& callback),
+                (override));
+    MOCK_METHOD(Return<Result>, unregisterCallback, (const sp<HidlHealthInfoCallback>& callback),
+                (override));
+    MOCK_METHOD(Return<Result>, update, (), (override));
+    MOCK_METHOD(Return<void>, getChargeCounter, (getChargeCounter_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getCurrentNow, (getCurrentNow_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getCurrentAverage, (getCurrentAverage_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getCapacity, (getCapacity_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getEnergyCounter, (getEnergyCounter_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getChargeStatus, (getChargeStatus_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getStorageInfo, (getStorageInfo_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getDiskStats, (getDiskStats_cb _hidl_cb), (override));
+    MOCK_METHOD(Return<void>, getHealthInfo, (getHealthInfo_cb _hidl_cb), (override));
+};
+
+class HealthShimTest : public ::testing::Test {
+  public:
+    void SetUp() override {
+        hidl = new NiceMock<MockHidlHealth>();
+        shim = SharedRefBase::make<HealthShim>(hidl);
+    }
+    sp<MockHidlHealth> hidl;
+    std::shared_ptr<IHealth> shim;
+};
+
+#define ADD_TEST(name, aidl_name, AidlValueType, hidl_value, not_supported_hidl_value) \
+    TEST_F(HealthShimTest, name) {                                                     \
+        ON_CALL(*hidl, name).WillByDefault(Invoke([](auto cb) {                        \
+            cb(Result::SUCCESS, hidl_value);                                           \
+            return Void();                                                             \
+        }));                                                                           \
+        AidlValueType value;                                                           \
+        ASSERT_THAT(shim->aidl_name(&value), IsOk());                                  \
+        ASSERT_EQ(value, static_cast<AidlValueType>(hidl_value));                      \
+    }                                                                                  \
+                                                                                       \
+    TEST_F(HealthShimTest, name##Unsupported) {                                        \
+        ON_CALL(*hidl, name).WillByDefault(Invoke([](auto cb) {                        \
+            cb(Result::NOT_SUPPORTED, not_supported_hidl_value);                       \
+            return Void();                                                             \
+        }));                                                                           \
+        AidlValueType value;                                                           \
+        ASSERT_THAT(shim->aidl_name(&value), ExceptionIs(EX_UNSUPPORTED_OPERATION));   \
+    }
+
+ADD_TEST(getChargeCounter, getChargeCounterUah, int32_t, 0xFEEDBEEF, 0)
+ADD_TEST(getCurrentNow, getCurrentNowMicroamps, int32_t, 0xC0FFEE, 0)
+ADD_TEST(getCurrentAverage, getCurrentAverageMicroamps, int32_t, 0xA2D401D, 0)
+ADD_TEST(getCapacity, getCapacity, int32_t, 77, 0)
+ADD_TEST(getEnergyCounter, getEnergyCounterNwh, int64_t, 0x1234567887654321, 0)
+ADD_TEST(getChargeStatus, getChargeStatus, BatteryStatus, HidlBatteryStatus::CHARGING,
+         HidlBatteryStatus::UNKNOWN)
+
+#undef ADD_TEST
+
+template <typename AidlValueType, typename HidlValueType>
+bool Translate(const HidlValueType& hidl_value, AidlValueType* aidl_value) {
+    return ::android::h2a::translate(hidl_value, aidl_value);
+}
+
+template <typename AidlValueType, typename HidlValueType>
+bool Translate(const std::vector<HidlValueType>& hidl_vec, std::vector<AidlValueType>* aidl_vec) {
+    aidl_vec->clear();
+    aidl_vec->reserve(hidl_vec.size());
+    for (const auto& hidl_value : hidl_vec) {
+        auto& aidl_value = aidl_vec->emplace_back();
+        if (!Translate(hidl_value, &aidl_value)) return false;
+    }
+    return true;
+}
+
+#define ADD_INFO_TEST(name, AidlValueType, hidl_value)                               \
+    TEST_F(HealthShimTest, name) {                                                   \
+        AidlValueType expected_aidl_value;                                           \
+        ASSERT_TRUE(Translate(hidl_value, &expected_aidl_value));                    \
+        ON_CALL(*hidl, name).WillByDefault(Invoke([&](auto cb) {                     \
+            cb(Result::SUCCESS, hidl_value);                                         \
+            return Void();                                                           \
+        }));                                                                         \
+        AidlValueType aidl_value;                                                    \
+        ASSERT_THAT(shim->name(&aidl_value), IsOk());                                \
+        ASSERT_EQ(aidl_value, expected_aidl_value);                                  \
+    }                                                                                \
+                                                                                     \
+    TEST_F(HealthShimTest, name##Unsupported) {                                      \
+        ON_CALL(*hidl, name).WillByDefault(Invoke([](auto cb) {                      \
+            cb(Result::NOT_SUPPORTED, {});                                           \
+            return Void();                                                           \
+        }));                                                                         \
+        AidlValueType aidl_value;                                                    \
+        ASSERT_THAT(shim->name(&aidl_value), ExceptionIs(EX_UNSUPPORTED_OPERATION)); \
+    }
+
+ADD_INFO_TEST(getStorageInfo, std::vector<StorageInfo>,
+              (std::vector<HidlStorageInfo>{{
+                      .lifetimeA = 15,
+                      .lifetimeB = 18,
+              }}))
+
+ADD_INFO_TEST(getDiskStats, std::vector<DiskStats>,
+              (std::vector<HidlDiskStats>{{
+                      .reads = 100,
+                      .writes = 200,
+              }}))
+
+ADD_INFO_TEST(getHealthInfo, HealthInfo,
+              (HidlHealthInfo{
+                      .batteryCurrentAverage = 999,
+              }))
+
+#undef ADD_INFO_TEST
+
+}  // namespace aidl::android::hardware::health