2.8 -> 3.0 in specs

spec/ruby/core/binding/eval_spec.rb

@@ -23,7 +23,7 @@ describe "Binding#eval" do
     bind2.local_variables.should == []
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "inherits __LINE__ from the enclosing scope" do
       obj = BindingSpecs::Demo.new(1)
       bind = obj.get_binding
@@ -50,7 +50,7 @@ describe "Binding#eval" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "starts with line 1 if single argument is given" do
       obj = BindingSpecs::Demo.new(1)
       bind = obj.get_binding
@@ -89,7 +89,7 @@ describe "Binding#eval" do
     bind.eval("#foo\n__LINE__", "(test)", 88).should == 89
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "inherits __FILE__ from the enclosing scope" do
       obj = BindingSpecs::Demo.new(1)
       bind = obj.get_binding
@@ -97,7 +97,7 @@ describe "Binding#eval" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "Uses (eval) as __FILE__ if single argument given" do
       obj = BindingSpecs::Demo.new(1)
       bind = obj.get_binding

spec/ruby/core/env/delete_spec.rb

@@ -30,7 +30,7 @@ describe "ENV.delete" do
     ScratchPad.recorded.should == "foo"
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "returns the result of given block if the named environment variable does not exist" do
       ENV.delete("foo")
       ENV.delete("foo") { |name| "bar" }.should == "bar"

spec/ruby/core/exception/no_method_error_spec.rb

@@ -104,7 +104,7 @@ describe "NoMethodError#message" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "uses #name to display the receiver if it is a class or a module" do
       klass = Class.new { def self.name; "MyClass"; end }
       begin

spec/ruby/core/hash/shared/each.rb

@@ -21,7 +21,7 @@ describe :hash_each, shared: true do
     ary.sort.should == ["a", "b", "c"]
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "yields 2 values and not an Array of 2 elements when given a callable of arity 2" do
       obj = Object.new
       def obj.foo(key, value)
@@ -38,7 +38,7 @@ describe :hash_each, shared: true do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "yields an Array of 2 elements when given a callable of arity 2" do
       obj = Object.new
       def obj.foo(key, value)

spec/ruby/core/hash/to_proc_spec.rb

@@ -19,13 +19,13 @@ describe "Hash#to_proc" do
       @proc = @hash.to_proc
     end
 
-    ruby_version_is ""..."2.8" do
+    ruby_version_is ""..."3.0" do
       it "is not a lambda" do
         @proc.should_not.lambda?
       end
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       it "is a lambda" do
         @proc.should.lambda?
       end

spec/ruby/core/io/shared/new.rb

@@ -197,7 +197,7 @@ describe :io_new, shared: true do
     @io.internal_encoding.to_s.should == 'IBM866'
   end
 
-  ruby_version_is ''...'2.8' do
+  ruby_version_is ''...'3.0' do
     it "accepts nil options" do
       @io = suppress_keyword_warning do
         IO.send(@method, @fd, 'w', nil)
@@ -206,7 +206,7 @@ describe :io_new, shared: true do
     end
   end
 
-  ruby_version_is '2.8' do
+  ruby_version_is '3.0' do
     it "raises ArgumentError for nil options" do
       -> {
         IO.send(@method, @fd, 'w', nil)
@@ -382,7 +382,7 @@ describe :io_new_errors, shared: true do
     }.should raise_error(ArgumentError)
   end
 
-  ruby_version_is ''...'2.8' do
+  ruby_version_is ''...'3.0' do
     it "raises TypeError if passed a hash for mode and nil for options" do
       -> {
         suppress_keyword_warning do
@@ -392,7 +392,7 @@ describe :io_new_errors, shared: true do
     end
   end
 
-  ruby_version_is '2.8' do
+  ruby_version_is '3.0' do
     it "raises ArgumentError if passed a hash for mode and nil for options" do
       -> {
         @io = IO.send(@method, @fd, {mode: 'w'}, nil)

spec/ruby/core/io/ungetc_spec.rb

@@ -103,7 +103,7 @@ describe "IO#ungetc" do
     -> { @io.sysread(1) }.should raise_error(IOError)
   end
 
-  ruby_version_is "0"..."2.8" do
+  ruby_version_is "0"..."3.0" do
     it "does not affect the stream and returns nil when passed nil" do
       @io.getc.should == ?V
       @io.ungetc(nil)
@@ -111,7 +111,7 @@ describe "IO#ungetc" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "raises TypeError if passed nil" do
       @io.getc.should == ?V
       proc{@io.ungetc(nil)}.should raise_error(TypeError)

spec/ruby/core/kernel/__dir___spec.rb

@@ -19,7 +19,7 @@ describe "Kernel#__dir__" do
     end
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     context "when used in eval with top level binding" do
       it "returns the real name of the directory containing the currently-executing file" do
         eval("__dir__", binding).should == File.realpath(File.dirname(__FILE__))
@@ -27,7 +27,7 @@ describe "Kernel#__dir__" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     context "when used in eval with top level binding" do
       it "returns nil" do
         eval("__dir__", binding).should == nil

spec/ruby/core/kernel/clone_spec.rb

@@ -37,7 +37,7 @@ describe "Kernel#clone" do
     o3.should.frozen?
   end
 
-  ruby_version_is '2.8' do
+  ruby_version_is '3.0' do
     it 'takes an freeze: true option to frozen copy' do
       @obj.clone(freeze: true).should.frozen?
       @obj.freeze

spec/ruby/core/kernel/eval_spec.rb

@@ -159,7 +159,7 @@ describe "Kernel#eval" do
     end
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "uses the filename of the binding if none is provided" do
       eval("__FILE__").should == "(eval)"
       suppress_warning {eval("__FILE__", binding)}.should == __FILE__
@@ -170,7 +170,7 @@ describe "Kernel#eval" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "uses (eval) filename if none is provided" do
       eval("__FILE__").should == "(eval)"
       eval("__FILE__", binding).should == "(eval)"

spec/ruby/core/kernel/iterator_spec.rb

@@ -1,7 +1,7 @@
 require_relative '../../spec_helper'
 require_relative 'fixtures/classes'
 
-ruby_version_is ""..."2.8" do
+ruby_version_is ""..."3.0" do
   describe "Kernel#iterator?" do
     it "is a private method" do
       Kernel.should have_private_instance_method(:iterator?)

spec/ruby/core/kernel/proc_spec.rb

@@ -48,7 +48,7 @@ describe "Kernel#proc" do
     end
   end
 
-  ruby_version_is "2.7"..."2.8" do
+  ruby_version_is "2.7"..."3.0" do
     it "can be created when called with no block" do
       -> {
         some_method { "hello" }
@@ -56,7 +56,7 @@ describe "Kernel#proc" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "raises an ArgumentError when passed no block" do
       -> {
         some_method { "hello" }

spec/ruby/core/kernel/shared/require.rb

@@ -243,7 +243,7 @@ describe :kernel_require, shared: true do
       ScratchPad.recorded.should == [:loaded]
     end
 
-    ruby_bug "#16926", "2.7"..."2.8" do
+    ruby_bug "#16926", "2.7"..."3.0" do
       it "does not load a feature twice when $LOAD_PATH has been modified" do
         $LOAD_PATH.replace [CODE_LOADING_DIR]
         @object.require("load_fixture").should be_true

spec/ruby/core/method/compose_spec.rb

@@ -39,8 +39,8 @@ ruby_version_is "2.6" do
         double = proc { |x| x + x }
 
         (pow_2 << double).is_a?(Proc).should == true
-        ruby_version_is(''...'2.8') { (pow_2 << double).should.lambda? }
+        ruby_version_is(''...'3.0') { (pow_2 << double).should.lambda? }
-        ruby_version_is('2.8') { (pow_2 << double).should_not.lambda? }
+        ruby_version_is('3.0') { (pow_2 << double).should_not.lambda? }
       end
 
       it "may accept multiple arguments" do

spec/ruby/core/method/shared/to_s.rb

@@ -32,7 +32,7 @@ describe :method_to_s, shared: true do
     @string.should =~ /MethodSpecs::MySub/
   end
 
-  ruby_version_is '2.8' do
+  ruby_version_is '3.0' do
     it "returns a String containing the Module containing the method if object has a singleton class but method is not defined in the singleton class" do
       obj = MethodSpecs::MySub.new
       obj.singleton_class

spec/ruby/core/module/prepend_spec.rb

@@ -128,7 +128,7 @@ describe "Module#prepend" do
     c.dup.new.should be_kind_of(m)
   end
 
-  ruby_version_is '0'...'2.8' do
+  ruby_version_is '0'...'3.0' do
     it "keeps the module in the chain when dupping an intermediate module" do
       m1 = Module.new { def calc(x) x end }
       m2 = Module.new { prepend(m1) }
@@ -143,7 +143,7 @@ describe "Module#prepend" do
     end
   end
 
-  ruby_version_is '2.8' do
+  ruby_version_is '3.0' do
     it "uses only new module when dupping the module" do
       m1 = Module.new { def calc(x) x end }
       m2 = Module.new { prepend(m1) }

spec/ruby/core/module/refine_spec.rb

@@ -980,7 +980,7 @@ describe "Module#refine" do
       result.should == [:B, :A, :LAST, :C]
     end
 
-    ruby_version_is ""..."2.8" do
+    ruby_version_is ""..."3.0" do
       it "looks in the lexical scope refinements before other active refinements" do
         refined_class = ModuleSpecs.build_refined_class(for_super: true)
 
@@ -1016,7 +1016,7 @@ describe "Module#refine" do
       end
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       # https://bugs.ruby-lang.org/issues/17007
       it "does not look in the lexical scope refinements before other active refinements" do
         refined_class = ModuleSpecs.build_refined_class(for_super: true)

spec/ruby/core/mutex/owned_spec.rb

@@ -41,7 +41,7 @@ describe "Mutex#owned?" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "is held per Fiber" do
       m = Mutex.new
       m.lock

spec/ruby/core/proc/compose_spec.rb

@@ -38,7 +38,7 @@ ruby_version_is "2.6" do
         (f << g).should_not.lambda?
       end
 
-      ruby_version_is(''...'2.8') do
+      ruby_version_is(''...'3.0') do
         it "is a Proc when other is lambda" do
           f = proc { |x| x * x }
           g = -> x { x + x }
@@ -56,7 +56,7 @@ ruby_version_is "2.6" do
         end
       end
 
-      ruby_version_is('2.8') do
+      ruby_version_is('3.0') do
         it "is a lambda when parameter is lambda" do
           f = -> x { x * x }
           g = proc { |x| x + x }

spec/ruby/core/proc/eql_spec.rb

@@ -2,11 +2,11 @@ require_relative '../../spec_helper'
 require_relative 'shared/equal'
 
 describe "Proc#eql?" do
-  ruby_version_is "0"..."2.8" do
+  ruby_version_is "0"..."3.0" do
     it_behaves_like :proc_equal_undefined, :eql?
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it_behaves_like :proc_equal, :eql?
   end
 end

spec/ruby/core/proc/equal_value_spec.rb

@@ -2,11 +2,11 @@ require_relative '../../spec_helper'
 require_relative 'shared/equal'
 
 describe "Proc#==" do
-  ruby_version_is "0"..."2.8" do
+  ruby_version_is "0"..."3.0" do
     it_behaves_like :proc_equal_undefined, :==
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it_behaves_like :proc_equal, :==
   end
 end

spec/ruby/core/proc/new_spec.rb

@@ -203,7 +203,7 @@ describe "Proc.new without a block" do
     end
   end
 
-  ruby_version_is "2.7"..."2.8" do
+  ruby_version_is "2.7"..."3.0" do
     it "can be created if invoked from within a method with a block" do
       -> { ProcSpecs.new_proc_in_method { "hello" } }.should complain(/Capturing the given block using Proc.new is deprecated/)
     end
@@ -224,7 +224,7 @@ describe "Proc.new without a block" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "raises an ArgumentError when passed no block" do
       def some_method
         Proc.new

spec/ruby/core/regexp/initialize_spec.rb

@@ -5,13 +5,13 @@ describe "Regexp#initialize" do
     Regexp.should have_private_method(:initialize)
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "raises a SecurityError on a Regexp literal" do
       -> { //.send(:initialize, "") }.should raise_error(SecurityError)
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "raises a FrozenError on a Regexp literal" do
       -> { //.send(:initialize, "") }.should raise_error(FrozenError)
     end

spec/ruby/core/symbol/to_proc_spec.rb

@@ -12,7 +12,7 @@ describe "Symbol#to_proc" do
     :to_s.to_proc.call(obj).should == "Received #to_s"
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "returns a Proc with #lambda? false" do
       pr = :to_s.to_proc
       pr.should_not.lambda?
@@ -29,7 +29,7 @@ describe "Symbol#to_proc" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "returns a Proc with #lambda? true" do
       pr = :to_s.to_proc
       pr.should.lambda?

spec/ruby/core/thread/exclusive_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   describe "Thread.exclusive" do
     before :each do
       ScratchPad.clear

spec/ruby/core/time/new_spec.rb

@@ -129,7 +129,7 @@ ruby_version_is "2.6" do
 
       time.zone.should == zone
       time.utc_offset.should == 5*3600+30*60
-      ruby_version_is "2.8" do
+      ruby_version_is "3.0" do
         time.wday.should == 6
         time.yday.should == 1
       end

spec/ruby/core/tracepoint/enable_spec.rb

@@ -124,13 +124,11 @@ describe 'TracePoint#enable' do
 
   describe "when nested" do
     before do
-      ruby_version_is ""..."2.8" do
+      ruby_version_is ""..."3.0" do
-        # Old behavior for Ruby < 2.8
         @path_prefix = '@'
       end
 
-      ruby_version_is "2.8" do
+      ruby_version_is "3.0" do
-        # New behavior for Ruby >= 2.8
         @path_prefix = ' '
       end
     end

spec/ruby/core/tracepoint/inspect_spec.rb

@@ -3,12 +3,12 @@ require_relative 'fixtures/classes'
 
 describe 'TracePoint#inspect' do
   before do
-    ruby_version_is ""..."2.8" do
+    ruby_version_is ""..."3.0" do
       # Old behavior for Ruby < 2.8
       @path_prefix = '@'
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       # New behavior for Ruby >= 2.8
       @path_prefix = ' '
     end

spec/ruby/language/block_spec.rb

@@ -44,7 +44,7 @@ describe "A block yielded a single" do
       m([1, 2]) { |a, **k| [a, k] }.should == [1, {}]
     end
 
-    ruby_version_is ''..."2.8" do
+    ruby_version_is ''..."3.0" do
       it "assigns elements to mixed argument types" do
         suppress_keyword_warning do
           result = m([1, 2, 3, {x: 9}]) { |a, b=5, *c, d, e: 2, **k| [a, b, c, d, e, k] }
@@ -70,7 +70,7 @@ describe "A block yielded a single" do
       end
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       it "assigns elements to mixed argument types" do
         result = m([1, 2, 3, {x: 9}]) { |a, b=5, *c, d, e: 2, **k| [a, b, c, d, e, k] }
         result.should == [1, 2, [3], {x: 9}, 2, {}]
@@ -102,7 +102,7 @@ describe "A block yielded a single" do
       end
     end
 
-    ruby_version_is "2.7"...'2.8' do
+    ruby_version_is "2.7"...'3.0' do
       it "calls #to_hash on the argument but ignores result when optional argument and keyword argument accepted" do
         obj = mock("coerce block keyword arguments")
         obj.should_receive(:to_hash).and_return({"a" => 1, "b" => 2})
@@ -112,7 +112,7 @@ describe "A block yielded a single" do
       end
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       it "does not call #to_hash on the argument when optional argument and keyword argument accepted and does not autosplat" do
         obj = mock("coerce block keyword arguments")
         obj.should_not_receive(:to_hash)
@@ -123,7 +123,7 @@ describe "A block yielded a single" do
     end
 
     describe "when non-symbol keys are in a keyword arguments Hash" do
-      ruby_version_is ""..."2.8" do
+      ruby_version_is ""..."3.0" do
         it "separates non-symbol keys and symbol keys" do
           suppress_keyword_warning do
             result = m(["a" => 10, b: 2]) { |a=nil, **b| [a, b] }
@@ -131,7 +131,7 @@ describe "A block yielded a single" do
           end
         end
       end
-      ruby_version_is "2.8" do
+      ruby_version_is "3.0" do
         it "does not separate non-symbol keys and symbol keys and does not autosplat" do
           suppress_keyword_warning do
             result = m(["a" => 10, b: 2]) { |a=nil, **b| [a, b] }
@@ -141,21 +141,21 @@ describe "A block yielded a single" do
       end
     end
 
-    ruby_version_is ""..."2.8" do
+    ruby_version_is ""..."3.0" do
       it "does not treat hashes with string keys as keyword arguments" do
         result = m(["a" => 10]) { |a = nil, **b| [a, b] }
         result.should == [{"a" => 10}, {}]
       end
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       it "does not treat hashes with string keys as keyword arguments and does not autosplat" do
         result = m(["a" => 10]) { |a = nil, **b| [a, b] }
         result.should == [[{"a" => 10}], {}]
       end
     end
 
-    ruby_version_is ''...'2.8' do
+    ruby_version_is ''...'3.0' do
       it "calls #to_hash on the last element if keyword arguments are present" do
         suppress_keyword_warning do
           obj = mock("destructure block keyword arguments")
@@ -202,7 +202,7 @@ describe "A block yielded a single" do
       end
     end
 
-    ruby_version_is '2.8' do
+    ruby_version_is '3.0' do
       it "does not call #to_hash on the last element if keyword arguments are present" do
         obj = mock("destructure block keyword arguments")
         obj.should_not_receive(:to_hash)

spec/ruby/language/class_spec.rb

@@ -285,7 +285,7 @@ describe "A class definition extending an object (sclass)" do
     }.should raise_error(TypeError)
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "allows accessing the block of the original scope" do
       suppress_warning do
         ClassSpecs.sclass_with_block { 123 }.should == 123
@@ -293,7 +293,7 @@ describe "A class definition extending an object (sclass)" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "does not allow accessing the block of the original scope" do
       -> {
         ClassSpecs.sclass_with_block { 123 }

spec/ruby/language/constants_spec.rb

@@ -154,7 +154,7 @@ describe "Literal (A::X) constant resolution" do
     -> { ConstantSpecs::ParentA::CS_CONSTX }.should raise_error(NameError)
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "uses the module or class #name to craft the error message" do
       mod = Module.new do
         def self.name

spec/ruby/language/lambda_spec.rb

@@ -179,7 +179,7 @@ describe "A lambda literal -> () { }" do
       result.should == [1, 2, 3, [4, 5], 6, [7, 8], 9, 10, 11, 12]
     end
 
-    ruby_version_is ''...'2.8' do
+    ruby_version_is ''...'3.0' do
       evaluate <<-ruby do
           @a = -> (*, **k) { k }
         ruby
@@ -195,7 +195,7 @@ describe "A lambda literal -> () { }" do
       end
     end
 
-    ruby_version_is '2.8' do
+    ruby_version_is '3.0' do
       evaluate <<-ruby do
           @a = -> (*, **k) { k }
         ruby
@@ -546,7 +546,7 @@ describe "A lambda expression 'lambda { ... }'" do
       result.should == [1, 2, 3, [4, 5], 6, [7, 8], 9, 10, 11, 12]
     end
 
-    ruby_version_is ''...'2.8' do
+    ruby_version_is ''...'3.0' do
       evaluate <<-ruby do
           @a = lambda { |*, **k| k }
         ruby
@@ -562,7 +562,7 @@ describe "A lambda expression 'lambda { ... }'" do
       end
     end
 
-    ruby_version_is '2.8' do
+    ruby_version_is '3.0' do
       evaluate <<-ruby do
           @a = lambda { |*, **k| k }
         ruby

spec/ruby/language/method_spec.rb

@@ -733,7 +733,7 @@ describe "A method" do
       end
     end
 
-    ruby_version_is ""..."2.8" do
+    ruby_version_is ""..."3.0" do
       evaluate <<-ruby do
           def m(a, b: 1) [a, b] end
         ruby
@@ -768,7 +768,7 @@ describe "A method" do
       end
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       evaluate <<-ruby do
           def m(a, b: 1) [a, b] end
         ruby
@@ -905,7 +905,7 @@ describe "A method" do
       result.should == [[1, 2, 3], 4, [5, 6], 7, [], 8]
     end
 
-    ruby_version_is ""..."2.8" do
+    ruby_version_is ""..."3.0" do
       evaluate <<-ruby do
           def m(a=1, b:) [a, b] end
         ruby
@@ -930,7 +930,7 @@ describe "A method" do
       end
     end
 
-    ruby_version_is "2.8" do
+    ruby_version_is "3.0" do
       evaluate <<-ruby do
           def m(a=1, b:) [a, b] end
         ruby
@@ -1167,7 +1167,7 @@ describe "A method" do
       end
     end
 
-    ruby_version_is "2.7"...'2.8' do
+    ruby_version_is "2.7"...'3.0' do
       evaluate <<-ruby do
           def m(*, a:) a end
         ruby
@@ -1626,7 +1626,7 @@ describe "A method" do
       result.should == [1, 1, [], 2, 3, 2, 4, { h: 5, i: 6 }, l]
     end
 
-    ruby_version_is ''...'2.8' do
+    ruby_version_is ''...'3.0' do
       evaluate <<-ruby do
           def m(a, b = nil, c = nil, d, e: nil, **f)
             [a, b, c, d, e, f]
@@ -1646,7 +1646,7 @@ describe "A method" do
       end
     end
 
-    ruby_version_is '2.8' do
+    ruby_version_is '3.0' do
       evaluate <<-ruby do
           def m(a, b = nil, c = nil, d, e: nil, **f)
             [a, b, c, d, e, f]
@@ -1665,7 +1665,7 @@ describe "A method" do
     end
   end
 
-  ruby_version_is ''...'2.8' do
+  ruby_version_is ''...'3.0' do
     context "assigns keyword arguments from a passed Hash without modifying it" do
       evaluate <<-ruby do
           def m(a: nil); a; end
@@ -1682,7 +1682,7 @@ describe "A method" do
     end
   end
 
-  ruby_version_is '2.8' do
+  ruby_version_is '3.0' do
     context "raises ArgumentError if passing hash as keyword arguments" do
       evaluate <<-ruby do
           def m(a: nil); a; end
@@ -1787,7 +1787,7 @@ describe "An array-dereference method ([])" do
   end
 end
 
-ruby_version_is '2.8' do
+ruby_version_is '3.0' do
   describe "An endless method definition" do
     evaluate <<-ruby do
       def m(a) = a

spec/ruby/language/numbered_parameters_spec.rb

@@ -32,7 +32,7 @@ ruby_version_is "2.7" do
       }.should raise_error(SyntaxError, /numbered parameter is already used in.+ outer block here/m)
     end
 
-    ruby_version_is '2.7'...'2.8' do
+    ruby_version_is '2.7'...'3.0' do
       it "can be overwritten with local variable" do
         suppress_warning do
           eval <<~CODE
@@ -49,7 +49,7 @@ ruby_version_is "2.7" do
       end
     end
 
-    ruby_version_is '2.8' do
+    ruby_version_is '3.0' do
       it "cannot be overwritten with local variable" do
         -> {
           eval <<~CODE

spec/ruby/language/regexp_spec.rb

@@ -18,7 +18,7 @@ describe "Literal Regexps" do
     /Hello/.should be_kind_of(Regexp)
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "is frozen" do
       /Hello/.should.frozen?
     end

spec/ruby/language/send_spec.rb

@@ -421,7 +421,7 @@ describe "Invoking a method" do
     specs.rest_len(0,*a,4,*5,6,7,*c,-1).should == 11
   end
 
-  ruby_version_is ""..."2.8" do
+  ruby_version_is ""..."3.0" do
     it "expands the Array elements from the splat after executing the arguments and block if no other arguments follow the splat" do
       def self.m(*args, &block)
         [args, block]
@@ -437,7 +437,7 @@ describe "Invoking a method" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "expands the Array elements from the splat before applying block argument operations" do
       def self.m(*args, &block)
         [args, block]

spec/ruby/library/bigdecimal/to_s_spec.rb

@@ -83,7 +83,7 @@ describe "BigDecimal#to_s" do
     end
   end
 
-  ruby_version_is "2.8" do
+  ruby_version_is "3.0" do
     it "returns a String in US-ASCII encoding when Encoding.default_internal is nil" do
       Encoding.default_internal = nil
       BigDecimal('1.23').to_s.encoding.should equal(Encoding::US_ASCII)

spec/ruby/library/net/http/http/get_spec.rb

@@ -79,7 +79,7 @@ describe "Net::HTTP.get" do
       end
     end
 
-    ruby_version_is "2.8" do # https://bugs.ruby-lang.org/issues/13882#note-6
+    ruby_version_is "3.0" do # https://bugs.ruby-lang.org/issues/13882#note-6
       it "lets the kill Thread exception goes through and does not replace it with Zlib::BufError" do
         socket, client_thread = start_threads
         begin

spec/ruby/library/rexml/attribute/clone_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#clone" do

spec/ruby/library/rexml/attribute/element_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#element" do

spec/ruby/library/rexml/attribute/equal_value_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#==" do

spec/ruby/library/rexml/attribute/hash_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#hash" do

spec/ruby/library/rexml/attribute/initialize_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#initialize" do

spec/ruby/library/rexml/attribute/inspect_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#inspect" do

spec/ruby/library/rexml/attribute/namespace_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#namespace" do

spec/ruby/library/rexml/attribute/node_type_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#node_type" do

spec/ruby/library/rexml/attribute/prefix_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#prefix" do

spec/ruby/library/rexml/attribute/remove_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#remove" do

spec/ruby/library/rexml/attribute/to_s_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#to_s" do

spec/ruby/library/rexml/attribute/to_string_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#to_string" do

spec/ruby/library/rexml/attribute/value_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#value" do

spec/ruby/library/rexml/attribute/write_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#write" do

spec/ruby/library/rexml/attribute/xpath_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attribute#xpath" do

spec/ruby/library/rexml/attributes/add_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require_relative 'shared/add'
   require 'rexml/document'
 

spec/ruby/library/rexml/attributes/append_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require_relative 'shared/add'
   require 'rexml/document'
 

spec/ruby/library/rexml/attributes/delete_all_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#delete_all" do

spec/ruby/library/rexml/attributes/delete_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#delete" do

spec/ruby/library/rexml/attributes/each_attribute_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#each_attribute" do

spec/ruby/library/rexml/attributes/each_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#each" do

spec/ruby/library/rexml/attributes/element_reference_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#[]" do

spec/ruby/library/rexml/attributes/element_set_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#[]=" do

spec/ruby/library/rexml/attributes/get_attribute_ns_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#get_attribute_ns" do

spec/ruby/library/rexml/attributes/get_attribute_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#get_attribute" do

spec/ruby/library/rexml/attributes/initialize_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#initialize" do

spec/ruby/library/rexml/attributes/length_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require_relative 'shared/length'
   require 'rexml/document'
 

spec/ruby/library/rexml/attributes/namespaces_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#namespaces" do

spec/ruby/library/rexml/attributes/prefixes_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#prefixes" do

spec/ruby/library/rexml/attributes/size_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require_relative 'shared/length'
   require 'rexml/document'
 

spec/ruby/library/rexml/attributes/to_a_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Attributes#to_a" do

spec/ruby/library/rexml/cdata/clone_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::CData#clone" do

spec/ruby/library/rexml/cdata/initialize_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::CData#initialize" do

spec/ruby/library/rexml/cdata/to_s_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require_relative 'shared/to_s'
   require 'rexml/document'
 

spec/ruby/library/rexml/cdata/value_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require_relative 'shared/to_s'
   require 'rexml/document'
 

spec/ruby/library/rexml/document/add_element_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#add_element" do

spec/ruby/library/rexml/document/add_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   # This spec defines Document#add and Document#<<

spec/ruby/library/rexml/document/clone_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   # According to the MRI documentation (http://www.ruby-doc.org/stdlib/libdoc/rexml/rdoc/index.html),

spec/ruby/library/rexml/document/doctype_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#doctype" do

spec/ruby/library/rexml/document/encoding_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#encoding" do

spec/ruby/library/rexml/document/expanded_name_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe :document_expanded_name, shared: true do

spec/ruby/library/rexml/document/new_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#new" do

spec/ruby/library/rexml/document/node_type_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#node_type" do

spec/ruby/library/rexml/document/root_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#root" do

spec/ruby/library/rexml/document/stand_alone_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#stand_alone?" do

spec/ruby/library/rexml/document/version_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#version" do

spec/ruby/library/rexml/document/write_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
   require 'rexml/formatters/transitive'
 

spec/ruby/library/rexml/document/xml_decl_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Document#xml_decl" do

spec/ruby/library/rexml/element/add_attribute_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#add_attribute" do

spec/ruby/library/rexml/element/add_attributes_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#add_attributes" do

spec/ruby/library/rexml/element/add_element_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#add_element" do

spec/ruby/library/rexml/element/add_namespace_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#add_namespace" do

spec/ruby/library/rexml/element/add_text_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#add_text" do

spec/ruby/library/rexml/element/attribute_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#attribute" do

spec/ruby/library/rexml/element/attributes_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#attributes" do

spec/ruby/library/rexml/element/cdatas_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#cdatas" do

spec/ruby/library/rexml/element/clone_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#clone" do

spec/ruby/library/rexml/element/comments_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#comments" do

spec/ruby/library/rexml/element/delete_attribute_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#delete_attribute" do

spec/ruby/library/rexml/element/delete_element_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#delete_element" do

spec/ruby/library/rexml/element/delete_namespace_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#delete_namespace" do

spec/ruby/library/rexml/element/document_spec.rb

@@ -1,6 +1,6 @@
 require_relative '../../../spec_helper'
 
-ruby_version_is ''...'2.8' do
+ruby_version_is ''...'3.0' do
   require 'rexml/document'
 
   describe "REXML::Element#document" do