1 files changed, 22 insertions, 0 deletions
diff --git a/spec/lib/gitlab/ci/config/external/file/base_spec.rb b/spec/lib/gitlab/ci/config/external/file/base_spec.rb
index 1306d61d99c..8475c3a8b19 100644
--- a/spec/lib/gitlab/ci/config/external/file/base_spec.rb
+++ b/spec/lib/gitlab/ci/config/external/file/base_spec.rb
@@ -14,6 +14,10 @@ RSpec.describe Gitlab::Ci::Config::External::File::Base do
 
         super
       end
+
+      def validate_context!
+        # no-op
+      end
     end
   end
 
@@ -95,6 +99,24 @@ RSpec.describe Gitlab::Ci::Config::External::File::Base do
         expect(file.error_message).to eq('Included file `some/file/xxxxxxxxxxxxxxxx.yml` does not have valid YAML syntax!')
       end
     end
+
+    context 'when the class has no validate_context!' do
+      let(:test_class) do
+        Class.new(described_class) do
+          def initialize(params, context)
+            @location = params
+
+            super
+          end
+        end
+      end
+
+      let(:location) { 'some/file/config.yaml' }
+
+      it 'raises an error' do
+        expect { valid? }.to raise_error(NotImplementedError)
+      end
+    end
   end
 
   describe '#to_hash' do