Add ignore_skipped option for pipeline status badge

app/controllers/projects/badges_controller.rb

@@ -9,6 +9,7 @@ class Projects::BadgesController < Projects::ApplicationController
   def pipeline
     pipeline_status = Gitlab::Badge::Pipeline::Status
       .new(project, params[:ref], opts: {
+        ignore_skipped: params[:ignore_skipped],
         key_text: params[:key_text],
         key_width: params[:key_width]
       })

changelogs/unreleased/15304-skipped-pipeline-status-badge.yml

+---
+title: Add ignore_skipped option for pipeline status badge
+merge_request: 28288
+author: Fabian Schneider @fabsrc
+type: added

doc/ci/pipelines/settings.md

@@ -266,6 +266,14 @@ You can access a pipeline status badge image using the following link:
 https://gitlab.example.com/<namespace>/<project>/badges/<branch>/pipeline.svg
 ```
 
+#### Display only non-skipped status
+
+If you want the pipeline status badge to only display the last non-skipped status, you can use the `?ignore_skipped=true` query parameter:
+
+```plaintext
+https://example.gitlab.com/<namespace>/<project>/badges/<branch>/pipeline.svg?ignore_skipped=true
+```
+
 ### Test coverage report badge
 
 GitLab makes it possible to define the regular expression for [coverage report](#test-coverage-parsing),

lib/gitlab/badge/pipeline/status.rb

@@ -12,6 +12,7 @@ module Gitlab
         def initialize(project, ref, opts: {})
           @project = project
           @ref = ref
+          @ignore_skipped = Gitlab::Utils.to_boolean(opts[:ignore_skipped], default: false)
           @customization = {
             key_width: opts[:key_width].to_i,
             key_text: opts[:key_text]
@@ -26,9 +27,11 @@ module Gitlab
 
         # rubocop: disable CodeReuse/ActiveRecord
         def status
-          @project.ci_pipelines
+          pipelines = @project.ci_pipelines
             .where(sha: @sha)
-            .latest_status(@ref) || 'unknown'
+
+          relation = @ignore_skipped ? pipelines.without_statuses([:skipped]) : pipelines
+          relation.latest_status(@ref) || 'unknown'
         end
         # rubocop: enable CodeReuse/ActiveRecord
 

spec/controllers/projects/badges_controller_spec.rb

@@ -3,9 +3,9 @@
 require 'spec_helper'
 
 RSpec.describe Projects::BadgesController do
-  let(:project) { pipeline.project }
-  let!(:pipeline) { create(:ci_empty_pipeline) }
-  let(:user) { create(:user) }
+  let_it_be(:project, reload: true) { create(:project, :repository) }
+  let_it_be(:pipeline, reload: true) { create(:ci_empty_pipeline, project: project) }
+  let_it_be(:user) { create(:user) }
 
   shared_examples 'a badge resource' do |badge_type|
     context 'when pipelines are public' do
@@ -137,6 +137,26 @@ RSpec.describe Projects::BadgesController do
 
   describe '#pipeline' do
     it_behaves_like 'a badge resource', :pipeline
+
+    context 'with ignore_skipped param' do
+      render_views
+
+      before do
+        pipeline.update!(status: :skipped)
+        project.add_maintainer(user)
+        sign_in(user)
+      end
+
+      it 'returns skipped badge if set to false' do
+        get_badge(:pipeline, ignore_skipped: false)
+        expect(response.body).to include('skipped')
+      end
+
+      it 'does not return skipped badge if set to true' do
+        get_badge(:pipeline, ignore_skipped: true)
+        expect(response.body).to include('unknown')
+      end
+    end
   end
 
   describe '#coverage' do
@@ -148,7 +168,7 @@ RSpec.describe Projects::BadgesController do
       namespace_id: project.namespace.to_param,
       project_id: project,
       ref: pipeline.ref
-    }.merge(args.slice(:style, :key_text, :key_width))
+    }.merge(args.slice(:style, :key_text, :key_width, :ignore_skipped))
 
     get badge, params: params, format: :svg
   end

spec/lib/gitlab/badge/pipeline/status_spec.rb

@@ -78,6 +78,34 @@ RSpec.describe Gitlab::Badge::Pipeline::Status do
         expect(badge.status).to eq 'success'
       end
     end
+
+    context 'when ignored_skipped is set to true' do
+      let(:new_badge) { described_class.new(project, branch, opts: { ignore_skipped: true }) }
+
+      before do
+        pipeline.skip!
+      end
+
+      describe '#status' do
+        it 'uses latest non-skipped status' do
+          expect(new_badge.status).not_to eq 'skipped'
+        end
+      end
+    end
+
+    context 'when ignored_skipped is set to false' do
+      let(:new_badge) { described_class.new(project, branch, opts: { ignore_skipped: false }) }
+
+      before do
+        pipeline.skip!
+      end
+
+      describe '#status' do
+        it 'uses latest status' do
+          expect(new_badge.status).to eq 'skipped'
+        end
+      end
+    end
   end
 
   context 'build does not exist' do