Fix leaky constant in creds factory spec

.rubocop.yml

@@ -350,10 +350,6 @@ RSpec/LeakyConstantDeclaration:
   Exclude:
     - 'spec/db/schema_spec.rb'
     - 'spec/lib/feature_spec.rb'
-    - 'spec/lib/gitlab/ci/build/credentials/factory_spec.rb'
-    - 'spec/lib/gitlab/ci/config/entry/retry_spec.rb'
-    - 'spec/lib/gitlab/cluster/mixins/puma_cluster_spec.rb'
-    - 'spec/lib/gitlab/cluster/mixins/unicorn_http_server_spec.rb'
     - 'spec/lib/gitlab/config/entry/simplifiable_spec.rb'
     - 'spec/lib/gitlab/database/migration_helpers_spec.rb'
     - 'spec/lib/gitlab/database/obsolete_ignored_columns_spec.rb'

changelogs/unreleased/leaky-constant-fix-39.yml

+---
+title: Fix leaky constant issue in creds factory spec
+merge_request: 32176
+author: Rajendra Kadam
+type: fixed

spec/lib/gitlab/ci/build/credentials/factory_spec.rb

@@ -7,11 +7,13 @@ describe Gitlab::Ci::Build::Credentials::Factory do
 
   subject { described_class.new(build).create! }
 
-  class TestProvider
+  before do
+    stub_const('TestProvider', Class.new)
+
+    TestProvider.class_eval do
       def initialize(build); end
     end
 
-  before do
     allow_next_instance_of(described_class) do |instance|
       allow(instance).to receive(:providers).and_return([TestProvider])
     end

spec/lib/gitlab/ci/config/entry/retry_spec.rb

@@ -94,7 +94,7 @@ describe Gitlab::Ci::Config::Entry::Retry do
         # sure this is catched, check explicitly that all of the documented
         # values are valid. If they are not it means the documentation and this
         # array must be updated.
-        RETRY_WHEN_IN_DOCUMENTATION = %w[
+        retry_when_in_documentation = %w[
           always
           unknown_failure
           script_failure
@@ -111,7 +111,7 @@ describe Gitlab::Ci::Config::Entry::Retry do
           data_integrity_failure
         ].freeze
 
-        RETRY_WHEN_IN_DOCUMENTATION.each do |reason|
+        retry_when_in_documentation.each do |reason|
           context "with when from documentation `#{reason}`" do
             let(:when) { reason }
 

spec/lib/gitlab/cluster/mixins/puma_cluster_spec.rb

@@ -5,7 +5,9 @@ require 'spec_helper'
 # For easier debugging set `PUMA_DEBUG=1`
 
 describe Gitlab::Cluster::Mixins::PumaCluster do
-  PUMA_STARTUP_TIMEOUT = 30
+  before do
+    stub_const('PUMA_STARTUP_TIMEOUT', 30)
+  end
 
   context 'when running Puma in Cluster-mode' do
     using RSpec::Parameterized::TableSyntax

spec/lib/gitlab/cluster/mixins/unicorn_http_server_spec.rb

@@ -5,7 +5,9 @@ require 'spec_helper'
 # For easier debugging set `UNICORN_DEBUG=1`
 
 describe Gitlab::Cluster::Mixins::UnicornHttpServer do
-  UNICORN_STARTUP_TIMEOUT = 30
+  before do
+    stub_const('UNICORN_STARTUP_TIMEOUT', 30)
+  end
 
   context 'when running Unicorn' do
     using RSpec::Parameterized::TableSyntax