[llvm] [offload] add parameterized unit tests (PR #209115)

[via llvm-commits]

================
@@ -0,0 +1,263 @@
+#pragma once
+
+#include "Fixtures.hpp"
+#include "OffloadAPI.h"
+
+inline constexpr size_t MAX_DEVICE_INFO_BYTES = 8;
+
+inline constexpr char zeroArray[MAX_DEVICE_INFO_BYTES] = {};
+
+template <typename T> struct SizedProperty {
+  size_t size;
+  T property;
+};
----------------
blazej-smorawski wrote:

```suggestion
template <typename T> struct SizedProperty {
  size_t Size;
  T Property;
};
```

https://github.com/llvm/llvm-project/pull/209115