[llvm] [libsycl][unit] Mock 3 missing liboffload functions for unit tests (PR #216170)

[Nick Sarnie via llvm-commits]

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@@ -327,4 +327,31 @@ void mock::MockLiboffload::initDefault() {
         mock::releaseDummyHandle(Event);
         return OL_SUCCESS;
       });
+
+  ON_CALL(*this, olMemAlloc)
+      .WillByDefault([this](ol_device_handle_t Device, ol_alloc_type_t Type,
+                            size_t Size, void **AllocationOut) -> ol_result_t {
+        EXPECT_NE(Device, nullptr);
+        EXPECT_NE(Type, OL_ALLOC_TYPE_HOST);
+        EXPECT_GT(Size, 0);
+        EXPECT_NE(AllocationOut, nullptr);
+        *AllocationOut = std::malloc(Size);
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sarnex wrote:

ah sorry merged literally one second ago, i will address this in a follow up immediately 

https://github.com/llvm/llvm-project/pull/216170