ci: check after build to handle dependencies

Change-Id: I16efea128ce8b768e81dcf00d047ee560511e23c
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 48658fa..be07f41 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,22 +4,13 @@
 # define stages of runner. at the moment,
 # just test and build (no deploy).
 stages:
-  - test
   - build
 
-# define test job
-test-job:
-  stage: test
-  script:
-    # run the R CMD check on the package (this path)
-    - R CMD BUILD . && R CMD CHECK $(ls -t . | head -n1)
-    # run the devtools test
-    # - R -e 'devtools::test()'
-
-build-job:
+build-and-check:
   stage: build
   before_script:
     - apt-get update && apt-get install -y build-essential libglpk40 libxt6
   script:
-    # install
+    # install & check
     - R -e 'devtools::install()'
+    - R CMD build . && R CMD check --no-manual $(ls -t . | head -n1)