[circleci] use latest s2i-openresty image

.busted

@@ -0,0 +1,10 @@
+local ci = os.getenv('CI')
+
+if ci then
+  return {
+    default = {
+      output = 'junit',
+      Xoutput = 'tmp/junit/busted.xml',
+    }
+  }
+end

.circleci/config.yml

@@ -2,11 +2,23 @@ version: 2
 jobs:
   build:
     docker:
-      - image: quay.io/3scale/s2i-openresty-centos7:luarocks-build
+      - image: quay.io/3scale/s2i-openresty-centos7:master
     working_directory: /opt/app-root/lua-resty-url
     steps:
       - checkout
-      - run: luarocks make rockspecs/*.rockspec
-      - run: luarocks build rockspecs/*.rockspec
-      - run: luarocks install busted
-      - run: bin/busted
+      - restore_cache:
+          keys:
+            - resty-url-rover-{{ arch }}-{{ checksum "Roverfile.lock" }}
+            - resty-url-rover-{{ arch }}-{{ .Branch }}
+            - resty-url-rover-{{ arch }}-master
+      - run: mkdir -p tmp/junit; rover install
+      - save_cache:
+          key: resty-url-rover-{{ arch }}-{{ checksum "Roverfile.lock" }}
+          paths:
+            - lua_modules
+      - run: busted
+      - store_artifacts:
+          path: tmp
+          destination: tmp
+      - store_test_results:
+          path: tmp/junit

Roverfile

@@ -0,0 +1,7 @@
+luarocks {
+    group 'test' {
+        module { 'busted' },
+    },
+}
+
+

Roverfile.lock

@@ -0,0 +1,10 @@
+busted 2.0.rc12-1
+dkjson 2.5-2
+lua-term 0.7-1
+lua_cliargs 3.0-1
+luafilesystem 1.7.0-2
+luassert 1.7.10-0
+luasystem 0.2.1-0
+mediator_lua 1.1.2-0
+penlight 1.5.4-1
+say 1.3-1