[llvm] [Offload] Make OffloadAPI error messages more readable (PR #140728)

[Ross Brunton via llvm-commits]

https://github.com/RossBrunton created https://github.com/llvm/llvm-project/pull/140728

None

>From 190fd1fba9548ac19deb9b41766987c93eeb6aaf Mon Sep 17 00:00:00 2001
From: Ross Brunton <ross at codeplay.com>
Date: Tue, 20 May 2025 14:16:01 +0100
Subject: [PATCH] [Offload] Make OffloadAPI error messages more readable

---
 offload/unittests/OffloadAPI/common/Fixtures.hpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/offload/unittests/OffloadAPI/common/Fixtures.hpp b/offload/unittests/OffloadAPI/common/Fixtures.hpp
index 2303601feb933..ff3c1f4194807 100644
--- a/offload/unittests/OffloadAPI/common/Fixtures.hpp
+++ b/offload/unittests/OffloadAPI/common/Fixtures.hpp
@@ -15,7 +15,14 @@
 #pragma once
 
 #ifndef ASSERT_SUCCESS
-#define ASSERT_SUCCESS(ACTUAL) ASSERT_EQ(OL_SUCCESS, ACTUAL)
+#define ASSERT_SUCCESS(ACTUAL)                                                 \
+  do {                                                                         \
+    ol_result_t Res = ACTUAL;                                                  \
+    if (Res && Res->Code != OL_ERRC_SUCCESS) {                                 \
+      GTEST_FAIL() << #ACTUAL " returned " << Res->Code << ": "                \
+                   << Res->Details;                                            \
+    }                                                                          \
+  } while (0)
 #endif
 
 // TODO: rework this so the EXPECTED/ACTUAL results are readable