ci: Add tests to pull as step

Author: ad-m

.travis.yml

@@ -4,12 +4,17 @@ services:
   - docker
 
 script: make node package enable integration
-
 before_deploy:
 - echo "$DOCKER_PASSWORD" | docker login "$DOCKER_REGISTRY" -u "$DOCKER_USERNAME" --password-stdin;
 
 deploy:
   provider: script
   script: make push
   on:
-    branch: master
+    branch: master
+
+jobs:
+  include:
+    - stage: verify installation
+      install: skip
+      script: make pull

Makefile

@@ -36,6 +36,10 @@ enable: install
 	@echo "### enable plugin ${PLUGIN_NAME}:${PLUGIN_TAG}"
 	docker plugin enable ${PLUGIN_NAME}:${PLUGIN_TAG}
 
+pull: clean
+	@echo "### install plugin ${PLUGIN_NAME}:${PLUGIN_TAG}"
+	docker plugin install ${PLUGIN_NAME}:${PLUGIN_TAG}
+
 push: install
 	@echo "### push plugin ${PLUGIN_NAME}:${PLUGIN_TAG}"
 	docker plugin push ${PLUGIN_NAME}:${PLUGIN_TAG}