TMT: add validate test

Signed-off-by: Lokesh Mandvekar <[email protected]>

.packit.yaml

@@ -20,10 +20,10 @@ jobs:
     targets:
       - fedora-all-x86_64
       - fedora-all-aarch64
-      - centos-stream+epel-next-8-x86_64
-      - centos-stream+epel-next-8-aarch64
-      - centos-stream+epel-next-9-x86_64
-      - centos-stream+epel-next-9-aarch64
+      - centos-stream-8-x86_64
+      - centos-stream-8-aarch64
+      - centos-stream-9-x86_64
+      - centos-stream-9-aarch64
     additional_repos:
       - "copr://rhcontainerbot/podman-next"
 
@@ -38,6 +38,19 @@ jobs:
     project: podman-next
     enable_net: true
 
+  - job: tests
+    trigger: pull_request
+    notifications:
+      failure_comment:
+        message: "TMT validate test failed. @containers/packit-build please check."
+    # arch assumed to be x86_64 by default.
+    targets: &test_targets
+      - fedora-all
+      - centos-stream-9
+      - centos-stream-8
+    identifier: validate
+    tmt_plan: "/plans/validate_test"
+
   - job: propose_downstream
     trigger: release
     update_release: false

plans/main.fmf

@@ -0,0 +1,5 @@
+/validate_test:
+    summary: Run validate test
+    execute:
+        how: tmt
+        script: make validate