More Rubocop Updates

.github/workflows/ruby.yml

@@ -15,7 +15,7 @@ jobs:
   test:
     strategy:
       matrix:
-        ruby-version: ['2.6', '2.7', '3.0', '3.1', '3.2', '3.3', 'jruby', 'truffleruby']
+        ruby-version: ['2.7', '3.0', '3.1', '3.2', '3.3', 'jruby', 'truffleruby']
         platform: [ubuntu-latest, macos-latest, windows-latest]
         exclude:
           - ruby-version: truffleruby

.rubocop.yml

@@ -10,6 +10,8 @@ RSpec/InstanceVariable:
   Enabled: false
 RSpec/BeforeAfterAll:
   Enabled: false
+RSpec/SpecFilePathFormat:
+  Enabled: false
 
 AllCops:
   NewCops: enable
@@ -20,6 +22,8 @@ AllCops:
     - examples/*.rb
 Lint/AssignmentInCondition:
   Enabled: false
+Style/FetchEnvVar:
+  Enabled: false
 Style/HashSyntax:
   Enabled: false
 Style/MethodCallWithoutArgsParentheses:
@@ -43,7 +47,7 @@ Layout/SpaceBeforeBlockBraces:
 Metrics/AbcSize:
   Enabled: false
 Metrics/BlockLength:
-  IgnoredMethods: ['describe', 'context']
+  AllowedMethods: ['describe', 'context']
 Metrics/ClassLength:
   Enabled: false
 Metrics/MethodLength:

lib/sys/windows/uname.rb

@@ -490,7 +490,7 @@ def self.parse_ms_date(str)
     # String rather than a Fixnum/Bignum.  This deals with that for now.
     #
     def self.convert(str)
-      return nil if str.nil?  # Don't turn nil into 0
+      return nil if str.nil? # Don't turn nil into 0
       str.to_i
     end
 

spec/sys_platform_spec.rb

@@ -14,15 +14,15 @@
   end
 
   example 'the ARCH constant is defined' do
-    expect(Sys::Platform::ARCH).to be_kind_of(Symbol)
+    expect(Sys::Platform::ARCH).to be_a(Symbol)
   end
 
   example 'the OS constant is defined' do
-    expect(Sys::Platform::OS).to be_kind_of(Symbol)
+    expect(Sys::Platform::OS).to be_a(Symbol)
   end
 
   example 'the IMPL constant is defined' do
-    expect(Sys::Platform::IMPL).to be_kind_of(Symbol)
+    expect(Sys::Platform::IMPL).to be_a(Symbol)
   end
 
   example 'the IMPL returns an expected value on windows', :windows do