Add integration tests for use-cached-repos

Change-Id: I7da4db4ddd058b507754178177344b99363025ac

tests/base.yaml

@@ -6,6 +6,7 @@
 # Note: set-zuul-log-path-fact is tested by emit-job-header.yaml
 - include: emit-job-header.yaml
 - include: configure-unbound.yaml
+- include: use-cached-repos.yaml
 - include: mirror-info.yaml
 - include: configure-mirrors.yaml
 - include: fetch-zuul-cloner.yaml

tests/use-cached-repos.yaml

@@ -0,0 +1,24 @@
+- name: Test the use-cached-repos role
+  hosts: all
+  roles:
+    - role: use-cached-repos
+  post_tasks:
+    # openstack-infra/project-config is in 'required-projects'.
+    # openstack-infra/opentack-zuul-jobs is also implicitly in 'projects'.
+    # We're checking them explicitly rather than with_items on zuul.projects
+    # in case there is a regression which would take an item out.
+    - name: Check that openstack-infra/project-config was prepared
+      stat:
+        path: "{{ ansible_user_dir }}/src/git.openstack.org/openstack-infra/project-config"
+      register: project_config
+
+    - name: Check that openstack-infra/openstack-zuul-jobs was prepared
+      stat:
+        path: "{{ ansible_user_dir }}/src/git.openstack.org/openstack-infra/openstack-zuul-jobs"
+      register: ozj_config
+
+    - name: Validate that required projects have been prepared
+      assert:
+        that:
+          - project_config.stat.exists
+          - ozj_config.stat.exists

zuul.d/jobs.yaml

@@ -9,6 +9,8 @@
       Runs roles that are included by default in the 'base' job in order to
       prevent regressions.
     parent: base-minimal
+    required-projects:
+      - openstack-infra/project-config
     roles:
       - zuul: openstack-infra/zuul-jobs
     run: tests/base
@@ -19,6 +21,7 @@
       - ^roles/fetch-zuul-cloner/.*
       - ^roles/mirror-info/.*
       - ^roles/set-zuul-log-path-fact/.*
+      - ^roles/use-cached-repos/.*
       - ^tests/.*
 
 - job:
@@ -57,6 +60,8 @@
       Runs roles that are included by default in the 'multinode' job in order
       to prevent regressions.
     parent: base-minimal
+    required-projects:
+      - openstack-infra/project-config
     roles:
       - zuul: openstack-infra/zuul-jobs
     run: tests/multinode
@@ -67,6 +72,7 @@
       - ^roles/fetch-zuul-cloner/.*
       - ^roles/mirror-info/.*
       - ^roles/set-zuul-log-path-fact/.*
+      - ^roles/use-cached-repos/.*
       - ^roles/multi-node-bridge/.*
       - ^roles/multi-node-firewall/.*
       - ^roles/multi-node-hosts-file/.*