NFC HAL target-side test (template)

Test: make vts; vts-tradefed; run -m HalNfcHidlTargetBasicTest
Change-Id: I021cfd916efc68fc9a4191f4aaa736f05c81c962
(cherry picked from commit 1d18b23e622fb6436a9f703eeb53c01a9ef732f6)

nfc/1.0/vts/functional/Android.bp

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+//
+// Copyright (C) 2016 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: "nfc_hidl_hal_test",
+    gtest: true,
+    srcs: ["nfc_hidl_hal_test.cpp"],
+    shared_libs: [
+        "libbase",
+        "liblog",
+        "libcutils",
+        "libhidl",
+        "libhwbinder",
+        "libnativehelper",
+        "libutils",
+        "android.hardware.nfc@1.0",
+    ],
+    static_libs: ["libgtest"],
+    cflags: [
+        "-O0",
+        "-g",
+    ],
+}

nfc/1.0/vts/functional/nfc_hidl_hal_test.cpp

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+/*
+ * Copyright (C) 2016 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 "nfc_hidl_hal_test"
+#include <android-base/logging.h>
+
+#include <hardware/nfc.h>
+#include <android/hardware/nfc/1.0/types.h>
+#include <android/hardware/nfc/1.0/INfc.h>
+#include <android/hardware/nfc/1.0/INfcClientCallback.h>
+
+#include <gtest/gtest.h>
+
+using ::android::hardware::nfc::V1_0::INfc;
+using ::android::hardware::nfc::V1_0::INfcClientCallback;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::sp;
+
+#define NFC_NCI_SERVICE_NAME "nfc_nci"
+
+
+// Simple NfcClientCallback used as part of testing.
+class NfcClientCallback : public INfcClientCallback {
+  public:
+   NfcClientCallback() {};
+
+   virtual ~NfcClientCallback() = default;
+
+   // sendEvent callback function - currently no-op.
+   Return<void> sendEvent(
+           ::android::hardware::nfc::V1_0::NfcEvent event,
+           ::android::hardware::nfc::V1_0::NfcStatus event_status) override {
+     return Void();
+   };
+
+   // sendData callback function - currently no-op.
+   Return<void> sendData(const ::android::hardware::nfc::V1_0::NfcData &data ) override {
+     ::android::hardware::nfc::V1_0::NfcData copy = data;
+     return Void();
+   };
+};
+
+
+// The main test class for NFC HIDL HAL.
+class NfcHidlTest : public ::testing::Test {
+ public:
+  virtual void SetUp() override {
+    // currently test passthrough mode only
+    nfc = INfc::getService(NFC_NCI_SERVICE_NAME, true);
+    ASSERT_NE(nfc, nullptr);
+
+    nfc_cb = new NfcClientCallback();
+    ASSERT_NE(nfc_cb, nullptr);
+  }
+
+  virtual void TearDown() override {}
+
+  sp<INfc> nfc;
+  sp<INfcClientCallback> nfc_cb;
+};
+
+
+// A class for test environment setup (kept since this file is a template).
+class NfcHidlEnvironment : public ::testing::Environment {
+ public:
+  virtual void SetUp() {}
+  virtual void TearDown() {}
+
+ private:
+};
+
+TEST_F(NfcHidlTest, OpenAndClose) {
+  EXPECT_EQ(0, (int)nfc->open(nfc_cb));
+  EXPECT_EQ(0, (int)nfc->close());
+}
+
+int main(int argc, char **argv) {
+  ::testing::AddGlobalTestEnvironment(new NfcHidlEnvironment);
+  ::testing::InitGoogleTest(&argc, argv);
+  int status = RUN_ALL_TESTS();
+  ALOGI("Test result = %d", status);
+  return status;
+}