Add test for Ubuntu 18.04

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c2b1b9ea2a2ce5d7f0542e05b1149c3e76f8c161..d4691ecdd18ba65b33001316561f8f59b8fa4d25 100644 (file)
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -174,6 +174,12 @@ ubuntu19-10-build:
         - linux
     image: "graphviz/graphviz:ubuntu-19.10"
 
+ubuntu18-04-test:
+    <<: *deb_test_definition
+    tags:
+        - linux
+    image: "graphviz/graphviz:ubuntu-18.04"
+
 ubuntu19-10-test:
     <<: *deb_test_definition
     tags: