1 files changed, 13 insertions, 3 deletions
diff --git a/tests/multiple-outputs.nix b/tests/multiple-outputs.nix
index 1429bc648..413d392e4 100644
--- a/tests/multiple-outputs.nix
+++ b/tests/multiple-outputs.nix
@@ -91,9 +91,9 @@ rec {
 
   e = mkDerivation {
     name = "multiple-outputs-e";
-    outputs = [ "a" "b" "c" ];
-    meta.outputsToInstall = [ "a" "b" ];
-    buildCommand = "mkdir $a $b $c";
+    outputs = [ "a_a" "b" "c" ];
+    meta.outputsToInstall = [ "a_a" "b" ];
+    buildCommand = "mkdir $a_a $b $c";
   };
 
   independent = mkDerivation {
@@ -117,4 +117,14 @@ rec {
       '';
   };
 
+  invalid-output-name-1 = mkDerivation {
+    name = "invalid-output-name-1";
+    outputs = [ "out/"];
+  };
+
+  invalid-output-name-2 = mkDerivation {
+    name = "invalid-output-name-2";
+    outputs = [ "x" "foo$"];
+  };
+
 }