From 6d0fe560e2f23c1dbf57b9dcc29caa9264593245 Mon Sep 17 00:00:00 2001
From: KtorZ <matthias.benkort@gmail.com>
Date: Sat, 31 Aug 2024 00:01:54 +0200
Subject: [PATCH] Provide UPLC machine error as trace context on test failure

---
 crates/aiken-lang/src/test_framework.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/crates/aiken-lang/src/test_framework.rs b/crates/aiken-lang/src/test_framework.rs
index 9e1efc47..1856bb4d 100644
--- a/crates/aiken-lang/src/test_framework.rs
+++ b/crates/aiken-lang/src/test_framework.rs
@@ -182,11 +182,17 @@ impl UnitTest {
             OnTestFailure::FailImmediately => false,
         });
 
+        let mut traces = Vec::new();
+        if let Err(err) = eval_result.result() {
+            traces.push(format!("{err}"))
+        }
+        traces.extend(eval_result.logs());
+
         TestResult::UnitTestResult(UnitTestResult {
             success,
             test: self.to_owned(),
             spent_budget: eval_result.cost(),
-            traces: eval_result.logs(),
+            traces,
             assertion: self.assertion,
         })
     }