Allow custom default branch

Allows tests to be run on an instance where the default branch has
been changed. The environment variable QA_DEFAULT_BRANCH should be
set to the custom default branch name.

If QA_DEFAULT_BRANCH is not provided `main` will be used.

qa/qa/git/repository.rb

@@ -14,7 +14,7 @@ module QA
       include Support::Run
 
       attr_writer :use_lfs, :gpg_key_id
-      attr_accessor :env_vars
+      attr_accessor :env_vars, :default_branch
 
       InvalidCredentialsError = Class.new(RuntimeError)
 
@@ -25,6 +25,7 @@ module QA
         self.env_vars = [%Q{HOME="#{tmp_home_dir}"}]
         @use_lfs = false
         @gpg_key_id = nil
+        @default_branch = Runtime::Env.default_branch
       end
 
       def self.perform(*args)
@@ -123,7 +124,7 @@ module QA
         run_git("git rev-parse --abbrev-ref HEAD").to_s
       end
 
-      def push_changes(branch = 'master', push_options: nil)
+      def push_changes(branch = @default_branch, push_options: nil)
         cmd = ['git push']
         cmd << push_options_hash_to_string(push_options)
         cmd << uri
@@ -209,6 +210,13 @@ module QA
         File.delete(netrc_file_path) if File.exist?(netrc_file_path)
       end
 
+      def remote_branches
+        # This gets the remote branch names
+        # When executed on a fresh repo it returns the default branch name
+
+        run_git('git --no-pager branch --list --remotes --format="%(refname:lstrip=3)"').to_s.split("\n")
+      end
+
       private
 
       attr_reader :uri, :username, :password, :ssh, :use_lfs

qa/qa/page/project/operations/metrics/show.rb

@@ -70,7 +70,7 @@ module QA
               end
             end
 
-            def duplicate_dashboard(save_as = 'test_duplication.yml', commit_option = 'Commit to master branch')
+            def duplicate_dashboard(save_as = 'test_duplication.yml', commit_option = 'Commit to default branch')
               click_element :actions_menu_dropdown
               click_on 'Duplicate current dashboard'
               fill_element :duplicate_dashboard_filename_field, "#{SecureRandom.hex(8)}-#{save_as}"

qa/qa/resource/events/project.rb

@@ -20,7 +20,7 @@ module QA
           end
         end
 
-        def wait_for_push_new_branch(branch_name = "master")
+        def wait_for_push_new_branch(branch_name = self.default_branch)
           QA::Runtime::Logger.debug(%Q[#{self.class.name} - wait_for_push_new_branch with branch_name "#{branch_name}"])
           wait_for_event do
             events(action: 'pushed').any? { |event| event.dig(:push_data, :ref) == branch_name }

qa/qa/resource/file.rb

@@ -30,7 +30,7 @@ module QA
       end
 
       def branch
-        @branch ||= "master"
+        @branch ||= project.default_branch
       end
 
       def fabricate!

qa/qa/resource/merge_request.rb

@@ -34,7 +34,7 @@ module QA
       attribute :target do
         Repository::ProjectPush.fabricate! do |resource|
           resource.project = project
-          resource.branch_name = 'master'
+          resource.branch_name = project.default_branch
           resource.new_branch = @target_new_branch
           resource.remote_branch = target_branch
         end
@@ -56,7 +56,6 @@ module QA
         @title = 'QA test - merge request'
         @description = 'This is a test merge request'
         @source_branch = "qa-test-feature-#{SecureRandom.hex(8)}"
-        @target_branch = "master"
         @assignee = nil
         @milestone = nil
         @labels = []
@@ -68,7 +67,7 @@ module QA
       end
 
       def fabricate!
-        populate(:target, :source)
+        populate_target_and_source_if_required
 
         project.visit!
         Page::Project::Show.perform(&:new_merge_request)
@@ -89,7 +88,7 @@ module QA
       def fabricate_via_api!
         resource_web_url(api_get)
       rescue ResourceNotFoundError
-        populate(:target, :source) unless @no_preparation
+        populate_target_and_source_if_required
 
         super
       end
@@ -144,6 +143,12 @@ module QA
 
         super(api_resource)
       end
+
+      def populate_target_and_source_if_required
+        @target_branch ||= project.default_branch
+
+        populate(:target, :source) unless @no_preparation
+      end
     end
   end
 end

qa/qa/resource/pipeline.rb

@@ -22,7 +22,6 @@ module QA
       attribute :variables
 
       def initialize
-        @ref = 'master'
         @variables = []
       end
 
@@ -34,6 +33,10 @@ module QA
         Page::Project::Pipeline::New.perform(&:click_run_pipeline_button)
       end
 
+      def ref
+        project.default_branch
+      end
+
       def api_get_path
         "/projects/#{project.id}/pipelines/#{id}"
       end

qa/qa/resource/project.rb

@@ -15,7 +15,6 @@ module QA
       attr_writer :github_personal_access_token
       attr_writer :github_repository_path
 
-      attribute :default_branch
       attribute :id
       attribute :name
       attribute :add_name_uuid
@@ -26,6 +25,10 @@ module QA
       attribute :template_name
       attribute :import
 
+      attribute :default_branch do
+        api_response[:default_branch] || Runtime::Env.default_branch
+      end
+
       attribute :group do
         Group.fabricate!
       end

qa/qa/resource/repository/commit.rb

@@ -81,7 +81,7 @@ module QA
 
         def api_post_body
           {
-            branch: @branch || "master",
+            branch: @branch || project.default_branch,
             author_email: @author_email || Runtime::User.default_email,
             author_name: @author_name || Runtime::User.username,
             commit_message: commit_message,

qa/qa/resource/repository/project_push.rb

@@ -23,7 +23,6 @@ module QA
           @file_name = "file-#{SecureRandom.hex(8)}.txt"
           @file_content = '# This is test project'
           @commit_message = "This is a test commit"
-          @branch_name = 'master'
           @new_branch = true
           @project_name = 'project-with-code'
           @wait_for_push = true
@@ -39,6 +38,8 @@ module QA
         end
 
         def fabricate!
+          @branch_name ||= project.default_branch
+
           super
           project.wait_for_push @commit_message if @wait_for_push
         end

qa/qa/resource/repository/push.rb

@@ -17,7 +17,6 @@ module QA
           @file_name = "file-#{SecureRandom.hex(8)}.txt"
           @file_content = '# This is test file'
           @commit_message = "This is a test commit"
-          @branch_name = 'master'
           @new_branch = true
           @repository_http_uri = ""
           @ssh_key = nil
@@ -78,6 +77,8 @@ module QA
             @output += repository.clone
             repository.configure_identity(name, email)
 
+            @branch_name ||= default_branch(repository)
+
             @output += repository.checkout(branch_name, new_branch: new_branch)
 
             if @tag_name
@@ -105,6 +106,10 @@ module QA
 
         private
 
+        def default_branch(repository)
+          repository.remote_branches.last || Runtime::Env.default_branch
+        end
+
         def commit_to(repository)
           @gpg_key_id.nil? ? repository.commit(@commit_message) : repository.commit_with_gpg(@commit_message)
         end

qa/qa/resource/repository/wiki_push.rb

@@ -12,11 +12,14 @@ module QA
           end
         end
 
+        def branch_name
+          @branch_name ||= wiki.project.default_branch
+        end
+
         def initialize
           @file_name = 'Home.md'
           @file_content = 'This line was created using git push'
           @commit_message = 'Updating using git push'
-          @branch_name = 'master'
           @new_branch = false
         end
 

qa/qa/runtime/env.rb

@@ -63,7 +63,7 @@ module QA
       end
 
       def pipeline_from_project_name
-        ci_project_name.to_s.start_with?('gitlab-qa') ? 'master' : ci_project_name
+        ci_project_name.to_s.start_with?('gitlab-qa') ? Runtime::Env.default_branch : ci_project_name
       end
 
       def additional_repository_storage
@@ -102,6 +102,10 @@ module QA
         enabled?(ENV['QA_DEBUG'], default: false)
       end
 
+      def default_branch
+        ENV['QA_DEFAULT_BRANCH'] || 'master'
+      end
+
       def log_destination
         ENV['QA_LOG_PATH'] || $stdout
       end

qa/qa/specs/features/api/3_create/gitaly/backend_node_recovery_spec.rb

@@ -37,7 +37,7 @@ module QA
           Support::Waiter.wait_until(retry_on_exception: true, sleep_interval: 5) do
             Resource::Repository::Commit.fabricate_via_api! do |commits|
               commits.project = project
-              commits.sha = 'master'
+              commits.sha = project.default_branch
             end
           end
 

qa/qa/specs/features/api/3_create/repository/files_spec.rb

@@ -21,27 +21,29 @@ module QA
         a_hash_including(name: project_name, path: project_name)
       )
 
+      default_branch = json_body[:default_branch].to_s.empty? ? Runtime::Env.default_branch : json_body[:default_branch]
+
       create_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/README.md")
-      post create_file_request.url, branch: 'master', content: 'Hello world', commit_message: 'Add README.md'
+      post create_file_request.url, branch: default_branch, content: 'Hello world', commit_message: 'Add README.md'
 
       expect_status(201)
       expect(json_body).to match(
-        a_hash_including(branch: 'master', file_path: 'README.md')
+        a_hash_including(branch: default_branch, file_path: 'README.md')
       )
 
-      get_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/README.md", ref: 'master')
+      get_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/README.md", ref: default_branch)
       get get_file_request.url
 
       expect_status(200)
       expect(json_body).to match(
         a_hash_including(
-          ref: 'master',
+          ref: default_branch,
           file_path: 'README.md', file_name: 'README.md',
           encoding: 'base64', content: 'SGVsbG8gd29ybGQ='
         )
       )
 
-      delete_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/README.md", branch: 'master', commit_message: 'Remove README.md')
+      delete_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/README.md", branch: default_branch, commit_message: 'Remove README.md')
       delete delete_file_request.url
 
       expect_status(204)
@@ -80,10 +82,12 @@ module QA
         create_project_request = Runtime::API::Request.new(@api_client, '/projects')
         post create_project_request.url, path: project_name, name: project_name
 
+        default_branch = json_body[:default_branch].to_s.empty? ? Runtime::Env.default_branch : json_body[:default_branch]
+
         create_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/test.svg")
-        post create_file_request.url, branch: 'master', content: svg_file, commit_message: 'Add test.svg'
+        post create_file_request.url, branch: default_branch, content: svg_file, commit_message: 'Add test.svg'
 
-        get_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/test.svg/raw", ref: 'master')
+        get_file_request = Runtime::API::Request.new(@api_client, "/projects/#{sanitized_project_path}/repository/files/test.svg/raw", ref: default_branch)
 
         3.times do
           response = get get_file_request.url

qa/qa/specs/features/api/4_verify/pipeline_deletion_spec.rb

@@ -42,7 +42,7 @@ module QA
       end
 
       let!(:pipeline_id) do
-        pipeline_create_request = Runtime::API::Request.new(api_client, "/projects/#{project.id}/pipeline?ref=master")
+        pipeline_create_request = Runtime::API::Request.new(api_client, "/projects/#{project.id}/pipeline?ref=#{project.default_branch}")
         JSON.parse(post(pipeline_create_request.url, nil))['id']
       end
 

qa/qa/specs/features/browser_ui/1_manage/project/view_project_activity_spec.rb

@@ -6,17 +6,18 @@ module QA
       it 'user creates an event in the activity page upon Git push', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/407' do
         Flow::Login.sign_in
 
-        Resource::Repository::ProjectPush.fabricate! do |push|
+        project = Resource::Repository::ProjectPush.fabricate! do |push|
           push.file_name = 'README.md'
           push.file_content = '# This is a test project'
           push.commit_message = 'Add README.md'
-        end.project.visit!
+        end.project
 
+        project.visit!
         Page::Project::Menu.perform(&:click_activity)
         Page::Project::Activity.perform do |activity|
           activity.click_push_events
 
-          expect(activity).to have_content('pushed new branch master')
+          expect(activity).to have_content("pushed new branch #{project.default_branch}")
         end
       end
     end

qa/qa/specs/features/browser_ui/3_create/jenkins/jenkins_build_status_spec.rb

@@ -36,7 +36,6 @@ module QA
         QA::Support::Retrier.retry_on_exception do
           Resource::Repository::ProjectPush.fabricate! do |push|
             push.project = project
-            push.branch_name = 'master'
             push.new_branch = false
             push.file_name = "file_#{SecureRandom.hex(4)}.txt"
           end

qa/qa/specs/features/browser_ui/3_create/jira/jira_basic_integration_spec.rb

@@ -80,7 +80,6 @@ module QA
 
       def push_commit(commit_message)
         Resource::Repository::ProjectPush.fabricate! do |push|
-          push.branch_name = 'master'
           push.commit_message = commit_message
           push.file_content = commit_message
           push.project = project
@@ -101,7 +100,7 @@ module QA
       end
 
       def master_branch_exists?
-        project.repository_branches.map { |item| item[:name] }.include?("master")
+        project.repository_branches.map { |item| item[:name] }.include?(project.default_branch)
       end
     end
   end

qa/qa/specs/features/browser_ui/3_create/merge_request/rebase_merge_request_spec.rb

@@ -27,7 +27,6 @@ module QA
           push.project = project
           push.file_name = "other.txt"
           push.file_content = "New file added!"
-          push.branch_name = "master"
           push.new_branch = false
         end
 

qa/qa/specs/features/browser_ui/3_create/merge_request/view_merge_request_merge_ref_diff_spec.rb

@@ -37,8 +37,8 @@ module QA
             mr_page.click_diffs_tab
             mr_page.click_target_version_dropdown
 
-            expect(mr_page.version_dropdown_content).to include('master (HEAD)')
-            expect(mr_page.version_dropdown_content).not_to include('master (base)')
+            expect(mr_page.version_dropdown_content).to include("#{project.default_branch} (HEAD)")
+            expect(mr_page.version_dropdown_content).not_to include("#{project.default_branch} (base)")
             expect(mr_page).to have_file(merge_request.file_name)
             expect(mr_page).not_to have_file(new_file_name)
           end
@@ -62,8 +62,8 @@ module QA
             mr_page.click_diffs_tab
             mr_page.click_target_version_dropdown
 
-            expect(mr_page.version_dropdown_content).to include('master (HEAD)')
-            expect(mr_page.version_dropdown_content).to include('master (base)')
+            expect(mr_page.version_dropdown_content).to include("#{project.default_branch} (HEAD)")
+            expect(mr_page.version_dropdown_content).to include("#{project.default_branch} (base)")
             expect(mr_page).to have_file(merge_request.file_name)
             expect(mr_page).to have_file(new_file_name)
           end

qa/qa/specs/features/browser_ui/3_create/repository/add_list_delete_branches_spec.rb

@@ -3,7 +3,7 @@
 module QA
   RSpec.describe 'Create' do
     describe 'Create, list, and delete branches via web' do
-      master_branch = 'master'
+      master_branch = nil
       second_branch = 'second-branch'
       third_branch = 'third-branch'
       file_1_master = 'file.txt'
@@ -21,12 +21,16 @@ module QA
         project = Resource::Project.fabricate_via_api! do |proj|
           proj.name = 'project-qa-test'
           proj.description = 'project for qa test'
+          proj.initialize_with_readme = true
         end
 
+        master_branch = project.default_branch
+
         Git::Repository.perform do |repository|
           repository.uri = project.repository_http_location.uri
           repository.use_default_credentials
           repository.try_add_credentials_to_netrc
+          repository.default_branch = master_branch
 
           repository.act do
             clone

qa/qa/specs/features/browser_ui/3_create/snippet/clone_push_pull_personal_snippet_spec.rb

@@ -7,7 +7,6 @@ module QA
       let(:changed_content) { 'changes' }
       let(:commit_message) { 'Changes to snippets' }
       let(:added_content) { 'updated ' }
-      let(:branch_name) { 'master' }
 
       let(:snippet) do
         Resource::Snippet.fabricate! do |snippet|
@@ -41,7 +40,7 @@ module QA
       end
 
       it 'clones, pushes, and pulls a snippet over HTTP, edits via UI', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/826' do
-        Resource::Repository::Push.fabricate! do |push|
+        push = Resource::Repository::Push.fabricate! do |push|
           push.repository_http_uri = repository_uri_http
           push.file_name = new_file
           push.file_content = changed_content
@@ -61,7 +60,7 @@ module QA
 
         Git::Repository.perform do |repository|
           repository.init_repository
-          repository.pull(repository_uri_http, branch_name)
+          repository.pull(repository_uri_http, push.branch_name)
 
           expect(repository.commits.size).to eq(3)
           expect(repository.commits.first).to include('Update snippet')
@@ -70,7 +69,7 @@ module QA
       end
 
       it 'clones, pushes, and pulls a snippet over SSH, deletes via UI', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/825' do
-        Resource::Repository::Push.fabricate! do |push|
+        push = Resource::Repository::Push.fabricate! do |push|
           push.repository_ssh_uri = repository_uri_ssh
           push.ssh_key = ssh_key
           push.file_name = new_file
@@ -90,7 +89,7 @@ module QA
           repository.use_ssh_key(ssh_key)
           repository.init_repository
 
-          expect { repository.pull(repository_uri_ssh, branch_name) }
+          expect { repository.pull(repository_uri_ssh, push.branch_name) }
             .to raise_error(QA::Support::Run::CommandError, /fatal: Could not read from remote repository\./)
         end
       end

qa/qa/specs/features/browser_ui/3_create/snippet/clone_push_pull_project_snippet_spec.rb

@@ -7,7 +7,7 @@ module QA
       let(:changed_content) { 'changes' }
       let(:commit_message) { 'Changes to snippets' }
       let(:added_content) { 'updated ' }
-      let(:branch_name) { 'master' }
+      let(:branch_name) { snippet.project.default_branch }
 
       let(:snippet) do
         Resource::ProjectSnippet.fabricate! do |snippet|

qa/qa/specs/features/browser_ui/5_package/maven_gradle_repository_spec.rb

@@ -54,7 +54,7 @@ module QA
                                         script:
                                         - 'gradle publish'
                                         only:
-                                        - master
+                                        - "#{project.default_branch}"
                                         tags:
                                         - "runner-for-#{project.name}"
                                     YAML

qa/qa/specs/features/browser_ui/5_package/nuget_repository_spec.rb

@@ -51,7 +51,7 @@ module QA
                         - dotnet nuget add source "$CI_SERVER_URL/api/v4/projects/$CI_PROJECT_ID/packages/nuget/index.json" --name gitlab --username gitlab-ci-token --password $CI_JOB_TOKEN --store-password-in-clear-text
                         - dotnet nuget push "bin/Release/*.nupkg" --source gitlab
                       only:
-                        - master
+                        - "#{project.default_branch}"
                       tags:
                         - "runner-for-#{project.name}"
                     YAML

qa/qa/specs/features/ee/browser_ui/1_manage/group/group_file_template_spec.rb

@@ -24,13 +24,7 @@ module QA
           file_name: '.gitlab-ci.yml',
           template: 'custom_gitlab-ci',
           file_path: 'gitlab-ci/custom_gitlab-ci.yml',
-          content:
-            <<~CI
-              job:
-                script: echo "Skipped"
-                except:
-                  - master
-            CI
+          content: 'gitlab-ci.yml template test'
         },
         {
           file_name: 'LICENSE',

qa/qa/specs/features/ee/browser_ui/3_create/repository/assign_code_owners_spec.rb

@@ -26,7 +26,7 @@ module QA
       end
 
       it 'merge request assigns code owners as approvers', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/605' do
-        # Commit CODEOWNERS to master
+        # Commit CODEOWNERS to default branch
         Resource::Repository::Commit.fabricate_via_api! do |commit|
           commit.project = project
           commit.commit_message = 'Add CODEOWNERS and test files'
@@ -69,7 +69,7 @@ module QA
         end.visit!
 
         # Check that the merge request assigns the original code owner as an
-        # approver (because the current CODEOWNERS file in the master branch
+        # approver (because the current CODEOWNERS file in the default branch
         # doesn't have the new owner yet)
         Page::MergeRequest::Show.perform do |show|
           show.edit!

qa/qa/specs/features/ee/browser_ui/3_create/repository/file_locking_spec.rb

@@ -3,55 +3,57 @@
 module QA
   RSpec.describe 'Create' do
     describe 'File Locking' do
-      before do
-        Flow::Login.sign_in
+      let(:user_one) { Resource::User.fabricate_or_use(Runtime::Env.gitlab_qa_username_1, Runtime::Env.gitlab_qa_password_1) }
+      let(:user_two) { Resource::User.fabricate_or_use(Runtime::Env.gitlab_qa_username_2, Runtime::Env.gitlab_qa_password_2) }
 
-        @user_one = Resource::User.fabricate_or_use(Runtime::Env.gitlab_qa_username_1, Runtime::Env.gitlab_qa_password_1)
-        @user_two = Resource::User.fabricate_or_use(Runtime::Env.gitlab_qa_username_2, Runtime::Env.gitlab_qa_password_2)
-
-        @project = Resource::Project.fabricate_via_api! do |project|
+      let(:project) do
+        Resource::Project.fabricate_via_api! do |project|
           project.name = 'file_locking'
         end
+      end
+
+      before do
+        Flow::Login.sign_in
 
         Resource::Repository::ProjectPush.fabricate! do |push|
-          push.project = @project
+          push.project = project
           push.file_name = 'file'
           push.file_content = SecureRandom.hex(100000)
         end
 
-        add_to_project user: @user_one
-        add_to_project user: @user_two
+        add_to_project user: user_one
+        add_to_project user: user_two
 
         Resource::ProtectedBranch.unprotect_via_api! do |branch|
-          branch.project = @project
-          branch.branch_name = 'master'
+          branch.project = project
+          branch.branch_name = project.default_branch
         end
       end
 
       it 'locks a directory and tries to push as a second user', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/557' do
-        push branch: 'master', file: 'directory/file', as_user: @user_one
+        push branch: project.default_branch, file: 'directory/file', as_user: user_one
 
-        sign_out_and_sign_in_as user: @user_one
+        sign_out_and_sign_in_as user: user_one
         go_to_directory
         click_lock
 
-        expect_error_on_push for_file: 'directory/file', as_user: @user_two
-        expect_no_error_on_push for_file: 'directory/file', as_user: @user_one
+        expect_error_on_push for_file: 'directory/file', as_user: user_two
+        expect_no_error_on_push for_file: 'directory/file', as_user: user_one
       end
 
       it 'locks a file and tries to push as a second user', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/558' do
-        sign_out_and_sign_in_as user: @user_one
+        sign_out_and_sign_in_as user: user_one
         go_to_file
         click_lock
 
-        expect_error_on_push as_user: @user_two
-        expect_no_error_on_push as_user: @user_one
+        expect_error_on_push as_user: user_two
+        expect_no_error_on_push as_user: user_one
       end
 
       it 'checks file locked by other user to be disabled', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/556' do
         go_to_file
         click_lock
-        sign_out_and_sign_in_as user: @user_one
+        sign_out_and_sign_in_as user: user_one
         go_to_file
 
         Page::File::Show.perform do |show|
@@ -60,28 +62,28 @@ module QA
       end
 
       it 'creates a merge request and fails to merge', quarantine: { issue: 'https://gitlab.com/gitlab-org/gitlab/issues/40125', type: :bug }, testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/559' do
-        push branch: 'test', as_user: @user_one
+        push branch: 'test', as_user: user_one
 
         merge_request = Resource::MergeRequest.fabricate_via_api! do |merge_request|
-          merge_request.project = @project
+          merge_request.project = project
           merge_request.source_branch = 'test'
-          merge_request.target_branch = 'master'
+          merge_request.target_branch = project.default_branch
           merge_request.no_preparation = true
         end
 
         go_to_file
         click_lock
-        sign_out_and_sign_in_as user: @user_one
+        sign_out_and_sign_in_as user: user_one
         try_to_merge merge_request: merge_request
         Page::MergeRequest::Show.perform(&:wait_for_merge_request_error_message)
         expect(page).to have_text("locked by #{admin_username}")
       end
 
       it 'locks a file and unlocks in list', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/555' do
-        sign_out_and_sign_in_as user: @user_one
+        sign_out_and_sign_in_as user: user_one
         go_to_file
         click_lock
-        @project.visit!
+        project.visit!
 
         Page::Project::Menu.perform(&:go_to_repository_locked_files)
         EE::Page::Project::PathLocks::Index.perform do |list|
@@ -89,7 +91,7 @@ module QA
           list.unlock_file 'file'
         end
 
-        expect_no_error_on_push as_user: @user_two
+        expect_no_error_on_push as_user: user_two
       end
 
       def try_to_merge(merge_request:)
@@ -106,14 +108,14 @@ module QA
       end
 
       def go_to_file
-        @project.visit!
+        project.visit!
         Page::Project::Show.perform do |project_page|
           project_page.click_file 'file'
         end
       end
 
       def go_to_directory
-        @project.visit!
+        project.visit!
         Page::Project::Show.perform do |project_page|
           project_page.click_file 'directory'
         end
@@ -126,15 +128,15 @@ module QA
       def add_to_project(user:)
         Resource::ProjectMember.fabricate_via_api! do |member|
           member.user = user
-          member.project = @project
+          member.project = project
           member.access_level = member.level[:developer]
         end
       end
 
-      def push(branch: 'master', file: 'file', as_user:)
+      def push(branch: project.default_branch, file: 'file', as_user:)
         Resource::Repository::ProjectPush.fabricate! do |push|
-          push.project = @project
-          push.new_branch = false unless branch != 'master'
+          push.project = project
+          push.new_branch = false unless branch != project.default_branch
           push.file_name = file
           push.file_content = SecureRandom.hex(100000)
           push.user = as_user
@@ -143,12 +145,12 @@ module QA
       end
 
       def expect_error_on_push(for_file: 'file', as_user:)
-        expect { push branch: 'master', file: for_file, as_user: as_user }.to raise_error(
+        expect { push branch: project.default_branch, file: for_file, as_user: as_user }.to raise_error(
           QA::Support::Run::CommandError)
       end
 
       def expect_no_error_on_push(for_file: 'file', as_user:)
-        expect { push branch: 'master', file: for_file, as_user: as_user }.not_to raise_error
+        expect { push branch: project.default_branch, file: for_file, as_user: as_user }.not_to raise_error
       end
 
       def admin_username

qa/qa/specs/features/ee/browser_ui/3_create/repository/push_rules_spec.rb

@@ -10,7 +10,7 @@ module QA
           @file_name_limitation = 'denied_file'
           @file_size_limitation = 1
           @authors_email_limitation = %{(#{Regexp.escape(@creator.email)}|#{@root.email})}
-          @branch_name_limitation = 'master'
+          @branch_name_limitation = @project.default_branch
           @needed_phrase_limitation = 'allowed commit'
           @deny_message_phrase_limitation = 'denied commit'
 
@@ -89,7 +89,7 @@ module QA
         it 'restricts removal of tag', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/650' do
           tag = Resource::Tag.fabricate_via_api! do |tag|
             tag.project = @project
-            tag.ref = 'master'
+            tag.ref = @project.default_branch
             tag.name = "test_tag_#{SecureRandom.hex(8)}"
           end
 
@@ -173,7 +173,7 @@ module QA
         Resource::Repository::ProjectPush.fabricate! do |push|
           push.project = @project
           push.commit_message = commit_message
-          push.new_branch = branch != 'master'
+          push.new_branch = branch != @project.default_branch
           push.branch_name = branch
           push.user = user if user != @root
           push.files = file if tag.nil?
@@ -182,13 +182,13 @@ module QA
         end
       end
 
-      def expect_no_error_on_push(commit_message: 'allowed commit', branch: 'master', file:, user: @creator, tag: nil, gpg: nil)
+      def expect_no_error_on_push(commit_message: 'allowed commit', branch: @project.default_branch, file:, user: @creator, tag: nil, gpg: nil)
         expect do
           push commit_message: commit_message, branch: branch, file: file, user: user, tag: tag, gpg: gpg
         end.not_to raise_error
       end
 
-      def expect_error_on_push(commit_message: 'allowed commit', branch: 'master', file:, user: @creator, tag: nil, gpg: nil, error: nil)
+      def expect_error_on_push(commit_message: 'allowed commit', branch: @project.default_branch, file:, user: @creator, tag: nil, gpg: nil, error: nil)
         expect do
           push commit_message: commit_message, branch: branch, file: file, user: user, tag: tag, gpg: gpg
         end.to raise_error(QA::Support::Run::CommandError, /#{error}/)

qa/qa/specs/features/ee/browser_ui/6_release/pipelines_for_merged_results_and_merge_trains_spec.rb

@@ -63,7 +63,7 @@ module QA
       it 'creates a pipeline with merged results', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/562' do
         branch_name = "merged-results-#{SecureRandom.hex(8)}"
 
-        # Create a branch that will be merged into master
+        # Create a branch that will be merged into the default branch
         Resource::Repository::ProjectPush.fabricate! do |project_push|
           project_push.project = project
           project_push.new_branch = true
@@ -98,7 +98,7 @@ module QA
       it 'merges via a merge train', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/561' do
         branch_name = "merge-train-#{SecureRandom.hex(8)}"
 
-        # Create a branch that will be merged into master
+        # Create a branch that will be merged into the default branch
         Resource::Repository::ProjectPush.fabricate! do |project_push|
           project_push.project = project
           project_push.new_branch = true

qa/qa/specs/features/ee/browser_ui/secure/create_merge_request_with_secure_spec.rb

@@ -46,9 +46,9 @@ module QA
         merge_request = Resource::MergeRequest.fabricate_via_api! do |mr|
           mr.project = @project
           mr.source_branch = 'secure-mr'
-          mr.target_branch = 'master'
+          mr.target_branch = @project.default_branch
           mr.source = @source
-          mr.target = 'master'
+          mr.target = @project.default_branch
           mr.target_new_branch = false
         end
 

qa/qa/specs/features/ee/browser_ui/secure/merge_request_license_widget_spec.rb

@@ -41,8 +41,8 @@ module QA
         @merge_request = Resource::MergeRequest.fabricate_via_api! do |mr|
           mr.project = @project
           mr.source_branch = 'license-management-mr'
-          mr.target_branch = 'master'
-          mr.target = 'master'
+          mr.target_branch = @project.default_branch
+          mr.target = @project.default_branch
           mr.file_name = 'gl-license-scanning-report.json'
           mr.file_content =
             <<~FILE_UPDATE

qa/qa/specs/features/ee/browser_ui/secure/project_security_dashboard_spec.rb

@@ -37,9 +37,9 @@ module QA
         @merge_request = Resource::MergeRequest.fabricate_via_api! do |mr|
           mr.project = @project
           mr.source_branch = 'secure-mr'
-          mr.target_branch = 'master'
+          mr.target_branch = @project.default_branch
           mr.source = @source
-          mr.target = 'master'
+          mr.target = @project.default_branch
           mr.target_new_branch = false
         end
 

qa/qa/specs/features/ee/browser_ui/secure/vulnerability_management_spec.rb

@@ -45,9 +45,9 @@ module QA
         @merge_request = Resource::MergeRequest.fabricate_via_api! do |mr|
           mr.project = @project
           mr.source_branch = 'secure-mr'
-          mr.target_branch = 'master'
+          mr.target_branch = @project.default_branch
           mr.source = @source
-          mr.target = 'master'
+          mr.target = @project.default_branch
           mr.target_new_branch = false
         end
 

qa/qa/tools/generate_perf_testdata.rb

@@ -95,20 +95,20 @@ module QA
 
       def create_many_merge_requests
         30.times do |i|
-          create_a_merge_request_api_req("#{@group_name}%2F#{@project_name}", "branch#{i}", "master", "MR#{i}")
+          create_a_merge_request_api_req("#{@group_name}%2F#{@project_name}", "branch#{i}", Runtime::Env.default_branch, "MR#{i}")
         end
         @urls[:mr_list_page] = @urls[:project_page] + "/merge_requests"
         STDOUT.puts "Created many MRs: #{@urls[:mr_list_page]}"
       end
 
       def create_many_new_files
-        create_a_new_file_api_req("hello.txt", "master", "#{@group_name}%2F#{@project_name}", "hello", "my new content")
+        create_a_new_file_api_req("hello.txt", Runtime::Env.default_branch, "#{@group_name}%2F#{@project_name}", "hello", "my new content")
         30.times do |i|
-          create_a_new_file_api_req("hello#{i}.txt", "master", "#{@group_name}%2F#{@project_name}", "hello", "my new content")
+          create_a_new_file_api_req("hello#{i}.txt", Runtime::Env.default_branch, "#{@group_name}%2F#{@project_name}", "hello", "my new content")
           create_a_new_file_api_req("hello#{i}.txt", "branch#{i}", "#{@group_name}%2F#{@project_name}", "hello", "my new content")
         end
 
-        @urls[:files_page] = @urls[:project_page] + "/tree/master"
+        @urls[:files_page] = @urls[:project_page] + "/tree/#{Runtime::Env.default_branch}"
         STDOUT.puts "Added many new files: #{@urls[:files_page]}"
       end
 
@@ -138,7 +138,7 @@ module QA
         16.times do |i|
           faker_line_arr = Faker::Lorem.sentences(1500)
           content = faker_line_arr.join("\n\r")
-          create_a_new_file_api_req("hello#{i + 100}.txt", "master", "#{@group_name}%2F#{@project_name}", "Add hello#{i + 100}.txt", content)
+          create_a_new_file_api_req("hello#{i + 100}.txt", Runtime::Env.default_branch, "#{@group_name}%2F#{@project_name}", "Add hello#{i + 100}.txt", content)
           content_arr[i] = faker_line_arr
         end
 
@@ -151,7 +151,7 @@ module QA
           update_file_api_req("hello#{i + 100}.txt", "performance", "#{@group_name}%2F#{@project_name}", "Update hello#{i + 100}.txt", content)
         end
 
-        create_mr_response = create_a_merge_request_api_req("#{@group_name}%2F#{@project_name}", "performance", "master", "Large_MR")
+        create_mr_response = create_a_merge_request_api_req("#{@group_name}%2F#{@project_name}", "performance", Runtime::Env.default_branch, "Large_MR")
 
         iid = JSON.parse(create_mr_response.body)["iid"]
         diff_refs = JSON.parse(create_mr_response.body)["diff_refs"]
@@ -200,7 +200,7 @@ module QA
 
         create_a_branch_api_req(branch_name, project_path)
         create_a_new_file_api_req(file_name, branch_name, project_path, "Initial commit for new file", "Initial file content")
-        create_mr_response = create_a_merge_request_api_req(project_path, branch_name, "master", "MR with many commits-#{SecureRandom.hex(8)}")
+        create_mr_response = create_a_merge_request_api_req(project_path, branch_name, Runtime::Env.default_branch, "MR with many commits-#{SecureRandom.hex(8)}")
         @urls[:mr_with_many_commits] = JSON.parse(create_mr_response.body)["web_url"]
         100.times do |i|
           update_file_api_req(file_name, branch_name, project_path, Faker::Lorem.sentences(5).join(" "), Faker::Lorem.sentences(500).join("\n"))
@@ -268,7 +268,7 @@ module QA
 
       def create_a_branch_api_req(branch_name, project_path_or_id)
         call_api(expected_response_code: 201) do
-          post Runtime::API::Request.new(@api_client, "/projects/#{project_path_or_id}/repository/branches").url, "branch=#{branch_name}&ref=master"
+          post Runtime::API::Request.new(@api_client, "/projects/#{project_path_or_id}/repository/branches").url, "branch=#{branch_name}&ref=#{Runtime::Env.default_branch}"
         end
       end
 

qa/spec/git/repository_spec.rb

@@ -110,7 +110,7 @@ RSpec.describe QA::Git::Repository do
     end
 
     describe '#push_changes' do
-      let(:branch) { 'master' }
+      let(:branch) { QA::Runtime::Env.default_branch }
       let(:call_method) { repository.push_changes }
       let(:command) { "git push #{repo_uri_with_credentials} #{branch}" }
 

qa/spec/resource/events/project_spec.rb

@@ -6,6 +6,10 @@ RSpec.describe QA::Resource::Events::Project do
       def api_get_path
         '/foo'
       end
+
+      def default_branch
+        'master'
+      end
     end
   end
 
@@ -53,7 +57,7 @@ RSpec.describe QA::Resource::Events::Project do
   end
 
   describe "#wait_for_push_new_branch" do
-    it 'waits for a push to master if no branch is given' do
+    it 'waits for a push to the default branch if no branch is given' do
       expect(subject).to receive(:api_get_from).with('/foo/events?action=pushed')
       expect { subject.wait_for_push_new_branch }.not_to raise_error
     end

qa/spec/specs/helpers/quarantine_spec.rb

@@ -423,17 +423,17 @@ RSpec.describe QA::Specs::Helpers::Quarantine do
         end
       end
 
-      context 'when a pipeline triggered from master runs in gitlab-qa' do
+      context 'when a pipeline triggered from the default branch runs in gitlab-qa' do
         before do
           stub_env('CI_PROJECT_NAME', 'gitlab-qa')
           described_class.configure_rspec
         end
 
-        it 'runs on master pipelines' do
+        it 'runs on default branch pipelines' do
           group = describe_successfully do
             it('runs on master pipeline given a single pipeline', only: { pipeline: :master } ) {}
             it('runs in master given an array of pipelines', only: { pipeline: [:canary, :master] }) {}
-            it('does not run in non-master pipelines', only: { pipeline: [:nightly, :not_nightly, :not_master] } ) {}
+            it('does not run in non-default pipelines', only: { pipeline: [:nightly, :not_nightly, :not_master] } ) {}
           end
 
           aggregate_failures do

qa/spec/support/shared_examples/merge_with_code_owner_shared_examples.rb

@@ -30,17 +30,17 @@ module QA
         )
       end
 
-      # Require approval from code owners on master
+      # Require approval from code owners on the default branch
       # The default branch is already protected, and we can't update a protected branch via the API (yet)
       # so we unprotect it first and then protect it again with the desired parameters
       Resource::ProtectedBranch.unprotect_via_api! do |protected_branch|
         protected_branch.project = project
-        protected_branch.branch_name = 'master'
+        protected_branch.branch_name = project.default_branch
       end
 
       Resource::ProtectedBranch.fabricate_via_api! do |protected_branch|
         protected_branch.project = project
-        protected_branch.branch_name = 'master'
+        protected_branch.branch_name = project.default_branch
         protected_branch.new_branch = false
         protected_branch.require_code_owner_approval = true
       end