Remove unnecessary :group_stage_only tournament

spec/controllers/statistics_controller_spec.rb

@@ -13,7 +13,7 @@ RSpec.describe StatisticsController, type: :controller do
 
     context 'tournament with a group stage' do
       before do
-        @tournament = create(:group_stage_only_tournament)
+        @tournament = create(:group_stage_tournament, stage_count: 0)
         @group_stage = @tournament.stages.find_by(level: -1)
         @most_dominant_score = create(:group_score,
                                       team: @tournament.teams.first,

spec/factories/tournaments.rb

@@ -12,15 +12,6 @@ FactoryBot.define do
       tournament.teams = create_list(:team, evaluator.teams_count, tournament: tournament)
     end
 
-    factory :group_stage_only_tournament do
-      transient do
-        group_count { 2 }
-      end
-      after(:create) do |tournament, evaluator|
-        tournament.stages << create(:group_stage, group_count: evaluator.group_count)
-      end
-    end
-
     factory :stage_tournament do
       transient do
         stage_count { 1 }
@@ -44,8 +35,14 @@ FactoryBot.define do
       end
 
       factory :group_stage_tournament do
-        after(:create) do |tournament, _evaluator|
-          tournament.stages << create(:group_stage)
+        transient do
+          group_count { 2 }
+          match_factory { :group_match }
+        end
+        after(:create) do |tournament, evaluator|
+          tournament.stages << create(:group_stage,
+                                      match_factory: evaluator.match_factory,
+                                      group_count: evaluator.group_count)
         end
       end
     end

spec/interactors/add_group_stage_to_tournament_interactor_spec.rb

@@ -11,7 +11,7 @@ RSpec.describe AddGroupStageToTournament do
 
   before do
     @empty_tournament = create(:stageless_tournament)
-    @group_stage_tournament = create(:group_stage_only_tournament, group_count: 0)
+    @group_stage_tournament = create(:group_stage_tournament, stage_count: 0, group_count: 0)
     @group_stage = create(:group_stage)
     @groups = Hash[1 => create_list(:team, 4), 2 => create_list(:team, 4)].values
   end

spec/interactors/add_playoffs_to_tournament_interactor_spec.rb

@@ -14,7 +14,7 @@ RSpec.describe AddPlayoffsToTournament do
   end
 
   before do
-    @group_stage_tournament = create(:group_stage_only_tournament, group_count: 0)
+    @group_stage_tournament = create(:group_stage_tournament, stage_count: 0, group_count: 0)
     @playoff_stage_tournament = create(:stageless_tournament)
     @full_tournament = create(:dummy_stage_tournament)
     @stages = create_list(:stage, 3)