Prevalidate CI entries recursively on processed

lib/gitlab/ci/config/node/entry.rb

@@ -31,10 +31,9 @@ module Gitlab
           end
 
           def validate!
-            if @validator.valid?(:new)
-              @validator.validate(:processed)
-            end
+            return unless valid?
 
+            @validator.validate(:processed)
             @entries.each_value(&:validate!)
           end
 

spec/lib/ci/gitlab_ci_yaml_processor_spec.rb

@@ -1065,7 +1065,7 @@ EOT
       end
 
       it "returns errors if there are no visible jobs defined" do
-        config = YAML.dump({ before_script: ["bundle update"], '.hidden'.to_sym => {} })
+        config = YAML.dump({ before_script: ["bundle update"], '.hidden'.to_sym => { script: 'ls' } })
         expect do
           GitlabCiYamlProcessor.new(config, path)
         end.to raise_error(GitlabCiYamlProcessor::ValidationError, "jobs config should contain at least one visible job")