test/dtrace/helper.rb: Etc.getgrnam may return nil on some platforms

ruby · Oct 6, 2019 · 6525d3b · 6525d3b
1 parent 2ca353c
commit 6525d3b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/test/dtrace/helper.rb b/test/dtrace/helper.rb
@@ -19,7 +19,7 @@
   impl = :stap
   begin
     require 'etc'
-    ok = (%w[stapusr stapdev].map {|g|Etc.getgrnam(g).gid} & Process.groups).size == 2
+    ok = (%w[stapusr stapdev].map {|g|(Etc.getgrnam(g) || raise(ArgumentError)).gid} & Process.groups).size == 2
   rescue LoadError, ArgumentError
   end unless ok
 end