Strata should be referred to with full repo/ref/morph triplets

This removes the requirement that all strata must be in the same
repo as the system morphology.

Both the system "strata" field and the stratum "build-depends" field
are affected.

1 files changed, 5 insertions, 1 deletions

diff --git a/tests/setup b/tests/setup
index 19c400fa..25472dc7 100755
--- a/tests/setup
+++ b/tests/setup
@@ -109,7 +109,11 @@ cat <<EOF > hello-system.morph
     "system-kind": "syslinux-disk",
     "disk-size": "1G",
     "strata": [
-        "hello-stratum"
+        {
+            "morph": "hello-stratum",
+            "repo": "test:morphs-repo",
+            "ref": "master"
+        }
     ]
 }
 EOF