SVM buffer tests: setup hwInfo with 48 bit gpu address space

- to use SVM, proper GPU address space is needed

Change-Id: I01f217fd4af958fd6c1e306d4d9146253163eb0e
Signed-off-by: Hoppe, Mateusz <[email protected]>

Author: HoppeMateusz

unit_tests/mem_obj/buffer_tests.cpp

@@ -561,7 +561,16 @@ TEST_F(RenderCompressedBuffersTests, givenDebugVariableSetWhenHwFlagIsNotSetThen
     EXPECT_NE(buffer->getGraphicsAllocation()->getAllocationType(), GraphicsAllocation::AllocationType::BUFFER_COMPRESSED);
 }
 
-TEST_F(RenderCompressedBuffersTests, givenSvmAllocationWhenCreatingBufferThenForceDisableCompression) {
+struct RenderCompressedBuffersSvmTests : public RenderCompressedBuffersTests {
+    void SetUp() override {
+        ExecutionEnvironment *executionEnvironment = platformImpl->peekExecutionEnvironment();
+        hwInfo = executionEnvironment->getMutableHardwareInfo();
+        hwInfo->capabilityTable.gpuAddressSpace = MemoryConstants::max48BitAddress;
+        RenderCompressedBuffersTests::SetUp();
+    }
+};
+
+TEST_F(RenderCompressedBuffersSvmTests, givenSvmAllocationWhenCreatingBufferThenForceDisableCompression) {
     hwInfo->capabilityTable.ftrRenderCompressedBuffers = true;
 
     auto svmPtr = context->getSVMAllocsManager()->createSVMAlloc(sizeof(uint32_t), {});