From: Magnus Jacobsson <Magnus.Jacobsson@berotec.se>
Date: Tue, 25 May 2021 19:57:17 +0000 (+0200)
Subject: Print output when test_tools fails
X-Git-Tag: 2.47.3~21^2~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1b258191b2d9fc892b22d7a1159f5f1c70c15f2a;p=graphviz

Print output when test_tools fails
---

diff --git a/rtest/test_tools.py b/rtest/test_tools.py
index 1ef4fa095..c25a2360c 100644
--- a/rtest/test_tools.py
+++ b/rtest/test_tools.py
@@ -100,10 +100,10 @@ def test_tools(tool):
     assert has_pass, "could not find passing execution"
     assert has_fail, "could not find failing execution (#1934 fixed?)"
 
-  assert ret == 0, f"`{tool} -?` failed"
+  assert ret == 0, f"`{tool} -?` failed. Output was: {output}"
 
   assert re.match("usage", output, flags=re.IGNORECASE) is not None, \
-    f"{tool} -? did not show usage"
+    f"{tool} -? did not show usage. Output was: {output}"
 
   # Test unsupported option
   returncode = subprocess.call(