Add a test for changes that trigger multiple pipelines.

Change-Id: I147491d2c08fa1040f41f0c299113e3eb8968252
Reviewed-on: https://review.openstack.org/29158
Reviewed-by: Antoine Musso <hashar@free.fr>
Reviewed-by: Jeremy Stanley <fungi@yuggoth.org>
Approved: Clark Boylan <clark.boylan@gmail.com>
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Tested-by: Jenkins
diff --git a/tests/fixtures/layout.yaml b/tests/fixtures/layout.yaml
index ecdd2da..ed36a18 100644
--- a/tests/fixtures/layout.yaml
+++ b/tests/fixtures/layout.yaml
@@ -37,6 +37,25 @@
         approval: 
           - approved: 1
 
+  - name: dup1
+    manager: IndependentPipelineManager
+    trigger:
+      - event: change-restored
+    success:
+      verified: 1
+    failure:
+      verified: -1
+
+  - name: dup2
+    manager: IndependentPipelineManager
+    trigger:
+      - event: change-restored
+    success:
+      verified: 1
+    failure:
+      verified: -1
+
+
 jobs:
   - name: ^.*-merge$
     failure-message: Unable to merge change
@@ -68,6 +87,10 @@
         - project-testfile
     post:
       - project-post
+    dup1:
+      - project-test1
+    dup2:
+      - project-test1
 
   - name: org/project1
     check: