1 files changed, 15 insertions, 2 deletions
diff --git a/tests/build.sh b/tests/build.sh
index dd264253a..5757ca73f 100644
--- a/tests/build.sh
+++ b/tests/build.sh
@@ -1,16 +1,29 @@
 source common.sh
 
-expectedJSONRegex='\[\{"drvPath":".*multiple-outputs-a.drv","outputs":\{"first":".*multiple-outputs-a-first","second":".*multiple-outputs-a-second"}},\{"drvPath":".*multiple-outputs-b.drv","outputs":\{"out":".*multiple-outputs-b"}}]'
+clearStore
+
+# Make sure that 'nix build' only returns the outputs we asked for.
+nix build -f multiple-outputs.nix --json a --no-link | jq --exit-status '
+  (.[0] |
+    (.drvPath | match(".*multiple-outputs-a.drv")) and
+    (.outputs | keys | length == 1) and
+    (.outputs.first | match(".*multiple-outputs-a-first")))
+'
+
 nix build -f multiple-outputs.nix --json a.all b.all --no-link | jq --exit-status '
   (.[0] |
     (.drvPath | match(".*multiple-outputs-a.drv")) and
     (.outputs |
+      (keys | length == 2) and
       (.first | match(".*multiple-outputs-a-first")) and
       (.second | match(".*multiple-outputs-a-second"))))
   and (.[1] |
     (.drvPath | match(".*multiple-outputs-b.drv")) and
-    (.outputs.out | match(".*multiple-outputs-b")))
+    (.outputs |
+      (keys | length == 1) and
+      (.out | match(".*multiple-outputs-b"))))
 '
+
 testNormalization () {
     clearStore
     outPath=$(nix-build ./simple.nix --no-out-link)