Make serverless template a valid abstract template

1 files changed, 34 insertions, 3 deletions

diff --git a/spec/lib/gitlab/ci/templates/templates_spec.rb b/spec/lib/gitlab/ci/templates/templates_spec.rb
index 0dd74399a47..5dad8b1ba92 100644
--- a/spec/lib/gitlab/ci/templates/templates_spec.rb
+++ b/spec/lib/gitlab/ci/templates/templates_spec.rb
@@ -3,9 +3,40 @@
 require 'spec_helper'
 
 describe "CI YML Templates" do
-  Gitlab::Template::GitlabCiYmlTemplate.all.each do |template|
-    it "#{template.name} should be valid" do
-      expect { Gitlab::Ci::YamlProcessor.new(template.content) }.not_to raise_error
+  ABSTRACT_TEMPLATES = %w[Serverless]
+
+  def self.concrete_templates
+    Gitlab::Template::GitlabCiYmlTemplate.all.reject do |template|
+      ABSTRACT_TEMPLATES.include?(template.name)
+    end
+  end
+
+  def self.abstract_templates
+    Gitlab::Template::GitlabCiYmlTemplate.all.select do |template|
+      ABSTRACT_TEMPLATES.include?(template.name)
+    end
+  end
+
+  describe 'concrete templates with CI/CD jobs' do
+    concrete_templates.each do |template|
+      it "#{template.name} template should be valid" do
+        expect { Gitlab::Ci::YamlProcessor.new(template.content) }
+          .not_to raise_error
+      end
+    end
+  end
+
+  describe 'abstract templates without concrete jobs defined' do
+    abstract_templates.each do |template|
+      it "#{template.name} template should be valid after being implemented" do
+        content = template.content + <<~EOS
+          concrete_build_implemented_by_a_user:
+            stage: build
+            script: do something
+        EOS
+
+        expect { Gitlab::Ci::YamlProcessor.new(content) }.not_to raise_error
+      end
     end
   end
 end