Implement Negative Test for Platform Layer Functions (#1076)

* Implement Negative Tests for clPlatform Functions

This change introduces negative tests for clPlatform
functions as well as changes to the Harness to help with
other negative tests.

Signed-off-by: Chetankumar Mistry <chetan.mistry@arm.com>

* [SQUASH] Remove magic macro from Negative Platform Tests

This change removes the negative-testing macro and all
other changes related to its usage.

Signed-off-by: Chetankumar Mistry <chetan.mistry@arm.com>

test_common/harness/errorHelpers.cpp

@@ -68,6 +68,7 @@ const char *IGetErrorString(int clErrorCode)
         case CL_INVALID_SAMPLER: return "CL_INVALID_SAMPLER";
         case CL_INVALID_BINARY: return "CL_INVALID_BINARY";
         case CL_INVALID_BUILD_OPTIONS: return "CL_INVALID_BUILD_OPTIONS";
+        case CL_INVALID_PLATFORM: return "CL_INVALID_PLATFORM";
         case CL_INVALID_PROGRAM: return "CL_INVALID_PROGRAM";
         case CL_INVALID_PROGRAM_EXECUTABLE:
             return "CL_INVALID_PROGRAM_EXECUTABLE";

test_common/harness/testHarness.cpp

@@ -1161,6 +1161,15 @@ test_status check_spirv_compilation_readiness(cl_device_id device)
     return TEST_PASS;
 }
 
+cl_platform_id getPlatformFromDevice(cl_device_id deviceID)
+{
+    cl_platform_id platform = nullptr;
+    cl_int err = clGetDeviceInfo(deviceID, CL_DEVICE_PLATFORM, sizeof(platform),
+                                 &platform, nullptr);
+    ASSERT_SUCCESS(err, "clGetDeviceInfo");
+    return platform;
+}
+
 void PrintArch(void)
 {
     vlog("sizeof( void*) = %ld\n", sizeof(void *));

test_common/harness/testHarness.h

@@ -178,6 +178,8 @@ extern int gHasLong; // This is set to 1 if the device suppots long and ulong
                      // types in OpenCL C.
 extern bool gCoreILProgram;
 
+extern cl_platform_id getPlatformFromDevice(cl_device_id deviceID);
+
 #if !defined(__APPLE__)
 void memset_pattern4(void *, const void *, size_t);
 #endif