Simple test case for hipDeviceGetPCIBusId

Change-Id: I0fb6d1bef4739a5b6280928f7b349d95c1656431

tests/src/hipDrvGetPCIBusId.cpp

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+/*
+Copyright (c) 2015-2016 Advanced Micro Devices, Inc. All rights reserved.
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANNTY OF ANY KIND, EXPRESS OR
+IMPLIED, INNCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANNY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR INN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#include "hip/hip_runtime.h"
+#include "hip/hip_runtime_api.h"
+#include<iostream>
+#include<fstream>
+#include<vector>
+
+int main(){
+    hipInit(0);
+	hipDevice_t device;
+	hipDeviceGet(&device, 0);
+    char pciBusId[100];
+    hipDeviceGetPCIBusId(pciBusId,100,device);
+    printf("PCI Bus ID= %s\n",pciBusId);
+    return 0;
+}