.travis.yml in validates_host-1.2.0 vs .travis.yml in validates_host-1.3.0

@@ -22,10 +22,24 @@
       gemfile: gemfiles/Gemfile.rails5
     - rvm: 2.5
       gemfile: gemfiles/Gemfile.rails4
     - rvm: 2.5
       gemfile: gemfiles/Gemfile.rails5
+    - rvm: 2.5
+      gemfile: gemfiles/Gemfile.rails6
     - rvm: 2.6
       gemfile: gemfiles/Gemfile.rails4
     - rvm: 2.6
       gemfile: gemfiles/Gemfile.rails5
+    - rvm: 2.6
+      gemfile: gemfiles/Gemfile.rails6
+    - rvm: 2.7
+      gemfile: gemfiles/Gemfile.rails4
+    - rvm: 2.7
+      gemfile: gemfiles/Gemfile.rails5
+    - rvm: 2.7
+      gemfile: gemfiles/Gemfile.rails6
+    - rvm: 3.0
+      gemfile: gemfiles/Gemfile.rails4
+    - rvm: 3.0
+      gemfile: gemfiles/Gemfile.rails6
       script: rake complete