GraphQL: Add runners to groups query [RUN AS-IF-FOSS]

app/controllers/groups/runners_controller.rb

@@ -59,7 +59,7 @@ class Groups::RunnersController < Groups::ApplicationController
   private
 
   def runner
-    @runner ||= Ci::RunnersFinder.new(current_user: current_user, group: @group, params: {}).execute
+    @runner ||= Ci::RunnersFinder.new(current_user: current_user, params: { group: @group }).execute
                                                                                             .except(:limit, :offset)
                                                                                             .find(params[:id])
   end

app/controllers/groups/settings/ci_cd_controller.rb

@@ -17,7 +17,7 @@ module Groups
       NUMBER_OF_RUNNERS_PER_PAGE = 4
 
       def show
-        runners_finder = Ci::RunnersFinder.new(current_user: current_user, group: @group, params: params)
+        runners_finder = Ci::RunnersFinder.new(current_user: current_user, params: params.merge({ group: @group }))
         # We need all runners for count
         @all_group_runners = runners_finder.execute.except(:limit, :offset)
         @group_runners = runners_finder.execute.page(params[:page]).per(NUMBER_OF_RUNNERS_PER_PAGE)

app/finders/ci/runners_finder.rb

@@ -7,9 +7,9 @@ module Ci
     ALLOWED_SORTS = %w[contacted_asc contacted_desc created_at_asc created_at_desc created_date].freeze
     DEFAULT_SORT = 'created_at_desc'
 
-    def initialize(current_user:, group: nil, params:)
+    def initialize(current_user:, params:)
       @params = params
-      @group = group
+      @group = params.delete(:group)
       @current_user = current_user
     end
 
@@ -48,10 +48,16 @@ module Ci
     def group_runners
       raise Gitlab::Access::AccessDeniedError unless can?(@current_user, :admin_group, @group)
 
-      # Getting all runners from the group itself and all its descendants
-      descendant_projects = Project.for_group_and_its_subgroups(@group)
-
-      @runners = Ci::Runner.belonging_to_group_or_project(@group.self_and_descendants, descendant_projects)
+      @runners = case @params[:membership]
+                 when :direct
+                   Ci::Runner.belonging_to_group(@group.id)
+                 when :descendants, nil
+                   # Getting all runners from the group itself and all its descendant groups/projects
+                   descendant_projects = Project.for_group_and_its_subgroups(@group)
+                   Ci::Runner.belonging_to_group_or_project(@group.self_and_descendants, descendant_projects)
+                 else
+                   raise ArgumentError, 'Invalid membership filter'
+                 end
     end
 
     def filter_by_status!

app/graphql/resolvers/ci/group_runners_resolver.rb

+# frozen_string_literal: true
+
+module Resolvers
+  module Ci
+    class GroupRunnersResolver < RunnersResolver
+      type Types::Ci::RunnerType.connection_type, null: true
+
+      argument :membership, ::Types::Ci::RunnerMembershipFilterEnum,
+               required: false,
+               default_value: :descendants,
+               description: 'Control which runners to include in the results.'
+
+      protected
+
+      def runners_finder_params(params)
+        super(params).merge(membership: params[:membership])
+      end
+
+      def parent_param
+        raise 'Expected group missing' unless parent.is_a?(Group)
+
+        { group: parent }
+      end
+    end
+  end
+end

app/graphql/resolvers/ci/runners_resolver.rb

@@ -34,7 +34,7 @@ module Resolvers
             .execute)
       end
 
-      private
+      protected
 
       def runners_finder_params(params)
         {
@@ -47,6 +47,19 @@ module Resolvers
             tag_name: node_selection&.selects?(:tag_list)
           }
         }.compact
+         .merge(parent_param)
+      end
+
+      def parent_param
+        return {} unless parent
+
+        raise "Unexpected parent type: #{parent.class}"
+      end
+
+      private
+
+      def parent
+        object.respond_to?(:sync) ? object.sync : object
       end
     end
   end

app/graphql/types/ci/runner_membership_filter_enum.rb

+# frozen_string_literal: true
+
+module Types
+  module Ci
+    class RunnerMembershipFilterEnum < BaseEnum
+      graphql_name 'RunnerMembershipFilter'
+      description 'Values for filtering runners in namespaces.'
+
+      value 'DIRECT',
+            description: "Include runners that have a direct relationship.",
+            value: :direct
+
+      value 'DESCENDANTS',
+            description: "Include runners that have either a direct relationship or a relationship with descendants. These can be project runners or group runners (in the case where group is queried).",
+            value: :descendants
+    end
+  end
+end

app/graphql/types/group_type.rb

@@ -155,6 +155,12 @@ module Types
           complexity: 5,
           resolver: Resolvers::GroupsResolver
 
+    field :runners, Types::Ci::RunnerType.connection_type,
+          null: true,
+          resolver: Resolvers::Ci::GroupRunnersResolver,
+          description: "Find runners visible to the current user.",
+          feature_flag: :runner_graphql_query
+
     def avatar_url
       object.avatar_url(only_path: false)
     end

doc/api/graphql/reference/index.md

@@ -10004,6 +10004,27 @@ four standard [pagination arguments](#connection-pagination-arguments):
 | <a id="groupprojectssearch"></a>`search` | [`String`](#string) | Search project with most similar names or paths. |
 | <a id="groupprojectssort"></a>`sort` | [`NamespaceProjectSort`](#namespaceprojectsort) | Sort projects by this criteria. |
 
+##### `Group.runners`
+
+Find runners visible to the current user. Available only when feature flag `runner_graphql_query` is enabled. This flag is enabled by default.
+
+Returns [`CiRunnerConnection`](#cirunnerconnection).
+
+This field returns a [connection](#connections). It accepts the
+four standard [pagination arguments](#connection-pagination-arguments):
+`before: String`, `after: String`, `first: Int`, `last: Int`.
+
+###### Arguments
+
+| Name | Type | Description |
+| ---- | ---- | ----------- |
+| <a id="grouprunnersmembership"></a>`membership` | [`RunnerMembershipFilter`](#runnermembershipfilter) | Control which runners to include in the results. |
+| <a id="grouprunnerssearch"></a>`search` | [`String`](#string) | Filter by full token or partial text in description field. |
+| <a id="grouprunnerssort"></a>`sort` | [`CiRunnerSort`](#cirunnersort) | Sort order of results. |
+| <a id="grouprunnersstatus"></a>`status` | [`CiRunnerStatus`](#cirunnerstatus) | Filter runners by status. |
+| <a id="grouprunnerstaglist"></a>`tagList` | [`[String!]`](#string) | Filter by tags associated with the runner (comma-separated or array). |
+| <a id="grouprunnerstype"></a>`type` | [`CiRunnerType`](#cirunnertype) | Filter runners by type. |
+
 ##### `Group.timelogs`
 
 Time logged on issues and merge requests in the group and its subgroups.
@@ -15626,6 +15647,15 @@ Status of a requirement based on last test report.
 | <a id="requirementstatusfiltermissing"></a>`MISSING` | Requirements without any test report. |
 | <a id="requirementstatusfilterpassed"></a>`PASSED` |  |
 
+### `RunnerMembershipFilter`
+
+Values for filtering runners in namespaces.
+
+| Value | Description |
+| ----- | ----------- |
+| <a id="runnermembershipfilterdescendants"></a>`DESCENDANTS` | Include runners that have either a direct relationship or a relationship with descendants. These can be project runners or group runners (in the case where group is queried). |
+| <a id="runnermembershipfilterdirect"></a>`DIRECT` | Include runners that have a direct relationship. |
+
 ### `SastUiComponentSize`
 
 Size of UI component in SAST configuration page.

spec/finders/ci/runners_finder_spec.rb

@@ -18,6 +18,13 @@ RSpec.describe Ci::RunnersFinder do
           end
         end
 
+        context 'with nil group' do
+          it 'returns all runners' do
+            expect(Ci::Runner).to receive(:with_tags).and_call_original
+            expect(described_class.new(current_user: admin, params: { group: nil }).execute).to match_array [runner1, runner2]
+          end
+        end
+
         context 'with preload param set to :tag_name true' do
           it 'requests tags' do
             expect(Ci::Runner).to receive(:with_tags).and_call_original
@@ -158,6 +165,7 @@ RSpec.describe Ci::RunnersFinder do
     let_it_be(:project_4) { create(:project, group: sub_group_2) }
     let_it_be(:project_5) { create(:project, group: sub_group_3) }
     let_it_be(:project_6) { create(:project, group: sub_group_4) }
+    let_it_be(:runner_instance) { create(:ci_runner, :instance, contacted_at: 13.minutes.ago) }
     let_it_be(:runner_group) { create(:ci_runner, :group, contacted_at: 12.minutes.ago) }
     let_it_be(:runner_sub_group_1) { create(:ci_runner, :group, active: false, contacted_at: 11.minutes.ago) }
     let_it_be(:runner_sub_group_2) { create(:ci_runner, :group, contacted_at: 10.minutes.ago) }
@@ -171,7 +179,10 @@ RSpec.describe Ci::RunnersFinder do
     let_it_be(:runner_project_6) { create(:ci_runner, :project, contacted_at: 2.minutes.ago, projects: [project_5])}
     let_it_be(:runner_project_7) { create(:ci_runner, :project, contacted_at: 1.minute.ago, projects: [project_6])}
 
-    let(:params) { {} }
+    let(:target_group) { nil }
+    let(:membership) { nil }
+    let(:extra_params) { {} }
+    let(:params) { { group: target_group, membership: membership }.merge(extra_params).reject { |_, v| v.nil? } }
 
     before do
       group.runners << runner_group
@@ -182,65 +193,104 @@ RSpec.describe Ci::RunnersFinder do
     end
 
     describe '#execute' do
-      subject { described_class.new(current_user: user, group: group, params: params).execute }
+      subject { described_class.new(current_user: user, params: params).execute }
+
+      shared_examples 'membership equal to :descendants' do
+        it 'returns all descendant runners' do
+          expect(subject).to eq([runner_project_7, runner_project_6, runner_project_5,
+                                 runner_project_4, runner_project_3, runner_project_2,
+                                 runner_project_1, runner_sub_group_4, runner_sub_group_3,
+                                 runner_sub_group_2, runner_sub_group_1, runner_group])
+        end
+      end
 
       context 'with user as group owner' do
         before do
           group.add_owner(user)
         end
 
-        context 'passing no params' do
-          it 'returns all descendant runners' do
-            expect(subject).to eq([runner_project_7, runner_project_6, runner_project_5,
-                                   runner_project_4, runner_project_3, runner_project_2,
-                                   runner_project_1, runner_sub_group_4, runner_sub_group_3,
-                                   runner_sub_group_2, runner_sub_group_1, runner_group])
+        context 'with :group as target group' do
+          let(:target_group) { group }
+
+          context 'passing no params' do
+            it_behaves_like 'membership equal to :descendants'
           end
-        end
 
-        context 'with sort param' do
-          let(:params) { { sort: 'contacted_asc' } }
+          context 'with :descendants membership' do
+            let(:membership) { :descendants }
 
-          it 'sorts by specified attribute' do
-            expect(subject).to eq([runner_group, runner_sub_group_1, runner_sub_group_2,
-                                   runner_sub_group_3, runner_sub_group_4, runner_project_1,
-                                   runner_project_2, runner_project_3, runner_project_4,
-                                   runner_project_5, runner_project_6, runner_project_7])
+            it_behaves_like 'membership equal to :descendants'
           end
-        end
 
-        context 'filtering' do
-          context 'by search term' do
-            let(:params) { { search: 'runner_project_search' } }
+          context 'with :direct membership' do
+            let(:membership) { :direct }
+
+            it 'returns runners belonging to group' do
+              expect(subject).to eq([runner_group])
+            end
+          end
+
+          context 'with unknown membership' do
+            let(:membership) { :unsupported }
 
-            it 'returns correct runner' do
-              expect(subject).to eq([runner_project_3])
+            it 'raises an error' do
+              expect { subject }.to raise_error(ArgumentError, 'Invalid membership filter')
             end
           end
 
-          context 'by status' do
-            let(:params) { { status_status: 'paused' } }
+          context 'with nil group' do
+            let(:target_group) { nil }
 
-            it 'returns correct runner' do
-              expect(subject).to eq([runner_sub_group_1])
+            it 'returns no runners' do
+              # Query should run against all runners, however since user is not admin, query returns no results
+              expect(subject).to eq([])
             end
           end
 
-          context 'by tag_name' do
-            let(:params) { { tag_name: %w[runner_tag] } }
+          context 'with sort param' do
+            let(:extra_params) { { sort: 'contacted_asc' } }
 
-            it 'returns correct runner' do
-              expect(subject).to eq([runner_project_5])
+            it 'sorts by specified attribute' do
+              expect(subject).to eq([runner_group, runner_sub_group_1, runner_sub_group_2,
+                                     runner_sub_group_3, runner_sub_group_4, runner_project_1,
+                                     runner_project_2, runner_project_3, runner_project_4,
+                                     runner_project_5, runner_project_6, runner_project_7])
             end
           end
 
-          context 'by runner type' do
-            let(:params) { { type_type: 'project_type' } }
+          context 'filtering' do
+            context 'by search term' do
+              let(:extra_params) { { search: 'runner_project_search' } }
+
+              it 'returns correct runner' do
+                expect(subject).to eq([runner_project_3])
+              end
+            end
+
+            context 'by status' do
+              let(:extra_params) { { status_status: 'paused' } }
+
+              it 'returns correct runner' do
+                expect(subject).to eq([runner_sub_group_1])
+              end
+            end
+
+            context 'by tag_name' do
+              let(:extra_params) { { tag_name: %w[runner_tag] } }
+
+              it 'returns correct runner' do
+                expect(subject).to eq([runner_project_5])
+              end
+            end
+
+            context 'by runner type' do
+              let(:extra_params) { { type_type: 'project_type' } }
 
-            it 'returns correct runners' do
-              expect(subject).to eq([runner_project_7, runner_project_6,
-                                     runner_project_5, runner_project_4,
-                                     runner_project_3, runner_project_2, runner_project_1])
+              it 'returns correct runners' do
+                expect(subject).to eq([runner_project_7, runner_project_6,
+                                       runner_project_5, runner_project_4,
+                                       runner_project_3, runner_project_2, runner_project_1])
+              end
             end
           end
         end
@@ -278,7 +328,7 @@ RSpec.describe Ci::RunnersFinder do
     end
 
     describe '#sort_key' do
-      subject { described_class.new(current_user: user, group: group, params: params).sort_key }
+      subject { described_class.new(current_user: user, params: params.merge(group: group)).sort_key }
 
       context 'without params' do
         it 'returns created_at_desc' do
@@ -287,7 +337,7 @@ RSpec.describe Ci::RunnersFinder do
       end
 
       context 'with params' do
-        let(:params) { { sort: 'contacted_asc' } }
+        let(:extra_params) { { sort: 'contacted_asc' } }
 
         it 'returns contacted_asc' do
           expect(subject).to eq('contacted_asc')

spec/graphql/resolvers/ci/group_runners_resolver_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Resolvers::Ci::GroupRunnersResolver do
+  include GraphqlHelpers
+
+  describe '#resolve' do
+    subject { resolve(described_class, obj: obj, ctx: { current_user: user }, args: args) }
+
+    include_context 'runners resolver setup'
+
+    let(:obj) { group }
+    let(:args) { {} }
+
+    # First, we can do a couple of basic real tests to verify common cases. That ensures that the code works.
+    context 'when user cannot see runners' do
+      it 'returns no runners' do
+        expect(subject.items.to_a).to eq([])
+      end
+    end
+
+    context 'with user as group owner' do
+      before do
+        group.add_owner(user)
+      end
+
+      it 'returns all the runners' do
+        expect(subject.items.to_a).to contain_exactly(inactive_project_runner, offline_project_runner, group_runner, subgroup_runner)
+      end
+
+      context 'with membership direct' do
+        let(:args) { { membership: :direct } }
+
+        it 'returns only direct runners' do
+          expect(subject.items.to_a).to contain_exactly(group_runner)
+        end
+      end
+    end
+
+    # Then, we can check specific edge cases for this resolver
+    context 'with obj set to nil' do
+      let(:obj) { nil }
+
+      it 'raises an error' do
+        expect { subject }.to raise_error('Expected group missing')
+      end
+    end
+
+    context 'with obj not set to group' do
+      let(:obj) { build(:project) }
+
+      it 'raises an error' do
+        expect { subject }.to raise_error('Expected group missing')
+      end
+    end
+
+    # Here we have a mocked part. We assume that all possible edge cases are covered in RunnersFinder spec. So we don't need to test them twice.
+    # Only thing we can do is to verify that args from the resolver is correctly transformed to params of the Finder and we return the Finder's result back.
+    describe 'Allowed query arguments' do
+      let(:finder) { instance_double(::Ci::RunnersFinder) }
+      let(:args) do
+        {
+          status: 'active',
+          type: :group_type,
+          tag_list: ['active_runner'],
+          search: 'abc',
+          sort: :contacted_asc,
+          membership: :descendants
+        }
+      end
+
+      let(:expected_params) do
+        {
+          status_status: 'active',
+          type_type: :group_type,
+          tag_name: ['active_runner'],
+          preload: { tag_name: nil },
+          search: 'abc',
+          sort: 'contacted_asc',
+          membership: :descendants,
+          group: group
+        }
+      end
+
+      it 'calls RunnersFinder with expected arguments' do
+        allow(::Ci::RunnersFinder).to receive(:new).with(current_user: user, params: expected_params).once.and_return(finder)
+        allow(finder).to receive(:execute).once.and_return([:execute_return_value])
+
+        expect(subject.items.to_a).to eq([:execute_return_value])
+      end
+    end
+  end
+end

spec/graphql/resolvers/ci/runners_resolver_spec.rb

@@ -5,185 +5,70 @@ require 'spec_helper'
 RSpec.describe Resolvers::Ci::RunnersResolver do
   include GraphqlHelpers
 
-  let_it_be(:user) { create_default(:user, :admin) }
-  let_it_be(:group) { create(:group, :public) }
-  let_it_be(:project) { create(:project, :repository, :public) }
-
-  let_it_be(:inactive_project_runner) do
-    create(:ci_runner, :project, projects: [project], description: 'inactive project runner', token: 'abcdef', active: false, contacted_at: 1.minute.ago, tag_list: %w(project_runner))
-  end
-
-  let_it_be(:offline_project_runner) do
-    create(:ci_runner, :project, projects: [project], description: 'offline project runner', token: 'defghi', contacted_at: 1.day.ago, tag_list: %w(project_runner active_runner))
-  end
-
-  let_it_be(:group_runner) { create(:ci_runner, :group, groups: [group], token: 'mnopqr', description: 'group runner', contacted_at: 1.second.ago) }
-  let_it_be(:instance_runner) { create(:ci_runner, :instance, description: 'shared runner', token: 'stuvxz', contacted_at: 2.minutes.ago, tag_list: %w(instance_runner active_runner)) }
-
   describe '#resolve' do
-    subject { resolve(described_class, ctx: { current_user: user }, args: args).items.to_a }
-
-    let(:args) do
-      {}
-    end
-
-    context 'when the user cannot see runners' do
-      let(:user) { create(:user) }
-
-      it 'returns no runners' do
-        is_expected.to be_empty
-      end
-    end
-
-    context 'without sort' do
-      it 'returns all the runners' do
-        is_expected.to contain_exactly(inactive_project_runner, offline_project_runner, group_runner, instance_runner)
-      end
-    end
-
-    context 'with a sort argument' do
-      context "set to :contacted_asc" do
-        let(:args) do
-          { sort: :contacted_asc }
-        end
-
-        it { is_expected.to eq([offline_project_runner, instance_runner, inactive_project_runner, group_runner]) }
-      end
-
-      context "set to :contacted_desc" do
-        let(:args) do
-          { sort: :contacted_desc }
-        end
-
-        it { is_expected.to eq([offline_project_runner, instance_runner, inactive_project_runner, group_runner].reverse) }
-      end
-
-      context "set to :created_at_desc" do
-        let(:args) do
-          { sort: :created_at_desc }
-        end
+    let(:obj) { nil }
+    let(:args) { {} }
 
-        it { is_expected.to eq([instance_runner, group_runner, offline_project_runner, inactive_project_runner]) }
-      end
-
-      context "set to :created_at_asc" do
-        let(:args) do
-          { sort: :created_at_asc }
-        end
-
-        it { is_expected.to eq([instance_runner, group_runner, offline_project_runner, inactive_project_runner].reverse) }
-      end
-    end
+    subject { resolve(described_class, obj: obj, ctx: { current_user: user }, args: args) }
 
-    context 'when type is filtered' do
-      let(:args) do
-        { type: runner_type.to_s }
-      end
+    include_context 'runners resolver setup'
 
-      context 'to instance runners' do
-        let(:runner_type) { :instance_type }
+    # First, we can do a couple of basic real tests to verify common cases. That ensures that the code works.
+    context 'when user cannot see runners' do
+      let(:user) { build(:user) }
 
-        it 'returns the instance runner' do
-          is_expected.to contain_exactly(instance_runner)
-        end
-      end
-
-      context 'to group runners' do
-        let(:runner_type) { :group_type }
-
-        it 'returns the group runner' do
-          is_expected.to contain_exactly(group_runner)
-        end
-      end
-
-      context 'to project runners' do
-        let(:runner_type) { :project_type }
-
-        it 'returns the project runner' do
-          is_expected.to contain_exactly(inactive_project_runner, offline_project_runner)
-        end
+      it 'returns no runners' do
+        expect(subject.items.to_a).to eq([])
       end
     end
 
-    context 'when status is filtered' do
-      let(:args) do
-        { status: runner_status.to_s }
-      end
-
-      context 'to active runners' do
-        let(:runner_status) { :active }
-
-        it 'returns the instance and group runners' do
-          is_expected.to contain_exactly(offline_project_runner, group_runner, instance_runner)
-        end
-      end
-
-      context 'to offline runners' do
-        let(:runner_status) { :offline }
+    context 'when user can see runners' do
+      let(:obj) { nil }
 
-        it 'returns the offline project runner' do
-          is_expected.to contain_exactly(offline_project_runner)
-        end
+      it 'returns all the runners' do
+        expect(subject.items.to_a).to contain_exactly(inactive_project_runner, offline_project_runner, group_runner, subgroup_runner, instance_runner)
       end
     end
 
-    context 'when tag list is filtered' do
-      let(:args) do
-        { tag_list: tag_list }
-      end
-
-      context 'with "project_runner" tag' do
-        let(:tag_list) { ['project_runner'] }
+    # Then, we can check specific edge cases for this resolver
+    context 'with obj not set to nil' do
+      let(:obj) { build(:project) }
 
-        it 'returns the project_runner runners' do
-          is_expected.to contain_exactly(offline_project_runner, inactive_project_runner)
-        end
-      end
-
-      context 'with "project_runner" and "active_runner" tags as comma-separated string' do
-        let(:tag_list) { ['project_runner,active_runner'] }
-
-        it 'returns the offline_project_runner runner' do
-          is_expected.to contain_exactly(offline_project_runner)
-        end
-      end
-
-      context 'with "active_runner" and "instance_runner" tags as array' do
-        let(:tag_list) { %w[instance_runner active_runner] }
-
-        it 'returns the offline_project_runner runner' do
-          is_expected.to contain_exactly(instance_runner)
-        end
+      it 'raises an error' do
+        expect { subject }.to raise_error(a_string_including('Unexpected parent type'))
       end
     end
 
-    context 'when text is filtered' do
+    # Here we have a mocked part. We assume that all possible edge cases are covered in RunnersFinder spec. So we don't need to test them twice.
+    # Only thing we can do is to verify that args from the resolver is correctly transformed to params of the Finder and we return the Finder's result back.
+    describe 'Allowed query arguments' do
+      let(:finder) { instance_double(::Ci::RunnersFinder) }
       let(:args) do
-        { search: search_term }
-      end
-
-      context 'to "project"' do
-        let(:search_term) { 'project' }
-
-        it 'returns both project runners' do
-          is_expected.to contain_exactly(inactive_project_runner, offline_project_runner)
-        end
-      end
-
-      context 'to "group"' do
-        let(:search_term) { 'group' }
-
-        it 'returns group runner' do
-          is_expected.to contain_exactly(group_runner)
-        end
-      end
-
-      context 'to "defghi"' do
-        let(:search_term) { 'defghi' }
-
-        it 'returns runners containing term in token' do
-          is_expected.to contain_exactly(offline_project_runner)
-        end
+        {
+          status: 'active',
+          type: :instance_type,
+          tag_list: ['active_runner'],
+          search: 'abc',
+          sort: :contacted_asc
+        }
+      end
+
+      let(:expected_params) do
+        {
+          status_status: 'active',
+          type_type: :instance_type,
+          tag_name: ['active_runner'],
+          preload: { tag_name: nil },
+          search: 'abc',
+          sort: 'contacted_asc'
+        }
+      end
+
+      it 'calls RunnersFinder with expected arguments' do
+        allow(::Ci::RunnersFinder).to receive(:new).with(current_user: user, params: expected_params).once.and_return(finder)
+        allow(finder).to receive(:execute).once.and_return([:execute_return_value])
+
+        expect(subject.items.to_a).to eq([:execute_return_value])
       end
     end
   end

spec/support/shared_contexts/graphql/resolvers/runners_resolver_shared_context.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.shared_context 'runners resolver setup' do
+  let_it_be(:user) { create_default(:user, :admin) }
+  let_it_be(:group) { create(:group, :public) }
+  let_it_be(:subgroup) { create(:group, :public, parent: group) }
+  let_it_be(:project) { create(:project, :public, group: group) }
+
+  let_it_be(:inactive_project_runner) do
+    create(:ci_runner, :project, projects: [project], description: 'inactive project runner', token: 'abcdef', active: false, contacted_at: 1.minute.ago, tag_list: %w(project_runner))
+  end
+
+  let_it_be(:offline_project_runner) do
+    create(:ci_runner, :project, projects: [project], description: 'offline project runner', token: 'defghi', contacted_at: 1.day.ago, tag_list: %w(project_runner active_runner))
+  end
+
+  let_it_be(:group_runner) { create(:ci_runner, :group, groups: [group], token: 'mnopqr', description: 'group runner', contacted_at: 2.seconds.ago) }
+  let_it_be(:subgroup_runner) { create(:ci_runner, :group, groups: [subgroup], token: 'mnopqr', description: 'subgroup runner', contacted_at: 1.second.ago) }
+  let_it_be(:instance_runner) { create(:ci_runner, :instance, description: 'shared runner', token: 'stuvxz', contacted_at: 2.minutes.ago, tag_list: %w(instance_runner active_runner)) }
+end