tmp commit for test_all_ractors_multi_ractor

Author: luke-gruber

test/ruby/test_assignment.rb

@@ -316,6 +316,7 @@ def []=(i, a); 42; end
   end
 
   def test_yield
+    omit "lots of undefs" unless main_ractor?
     def f; yield(nil); end; f {|a| assert_nil(a)}; undef f
     def f; yield(1); end; f {|a| assert_equal(1, a)}; undef f
     def f; yield([]); end; f {|a| assert_equal([], a)}; undef f
@@ -372,6 +373,7 @@ def f; yield(*[*[1,2]]); end; f {|a,b,*c| assert_equal([1,2,[]], [a,b,c])}; unde
   end
 
   def test_return
+    omit "lots of undefs" unless main_ractor?
     def r; return; end; a = r(); assert_nil(a); undef r
     def r; return nil; end; a = r(); assert_nil(a); undef r
     def r; return 1; end; a = r(); assert_equal(1, a); undef r
@@ -556,6 +558,7 @@ def test_break
   end
 
   def test_next
+    omit "lots of undefs" unless main_ractor?
     def r(val); a = yield(); assert_equal(val, a); end
     r(nil){next}
     r(nil){next nil}

test/ruby/test_bignum.rb

@@ -74,8 +74,8 @@ def test_bignum
     x = fact(40)
     assert_equal(x, x)
     assert_equal(x, fact(40))
-    assert_operator(x, :<, $x+2)
-    assert_operator(x, :>, $x-2)
+    assert_operator(x, :<, x+2)
+    assert_operator(x, :>, x-2)
     assert_equal(815915283247897734345611269596115894272000000000, x)
     assert_not_equal(815915283247897734345611269596115894272000000001, x)
     assert_equal(815915283247897734345611269596115894272000000001, x+1)

test/ruby/test_dir.rb

@@ -97,6 +97,7 @@ def test_rewind
   end
 
   def test_class_chdir
+    omit "not ractor safe" unless main_ractor?
     pwd = Dir.pwd
     setup_envs
 
@@ -129,13 +130,14 @@ def test_class_chdir
 
   ensure
     begin
-      Dir.chdir(pwd)
+      Dir.chdir(pwd) if pwd
     rescue
       abort("cannot return the original directory: #{ pwd }")
     end
   end
 
   def test_instance_chdir
+    omit "not ractor safe" unless main_ractor?
     pwd = Dir.pwd
     dir = Dir.new(pwd)
     root_dir = Dir.new(@root)
@@ -194,15 +196,16 @@ def Warning.warn(message)
     assert_equal(42, ret)
   ensure
     begin
-      assert_equal(0, dir.chdir)
+      assert_equal(0, dir.chdir) if dir
     rescue
       abort("cannot return the original directory: #{ pwd }")
     end
-    dir.close
-    root_dir.close
+    dir&.close
+    root_dir&.close
   end
 
   def test_chdir_conflict
+    omit "not ractor safe" unless main_ractor?
     pwd = Dir.pwd
     q = Thread::Queue.new
     t = Thread.new do
@@ -279,6 +282,7 @@ def test_glob
   end
 
   def test_glob_recursive
+    omit "not ractor safe" unless main_ractor?
     bug6977 = '[ruby-core:47418]'
     bug8006 = '[ruby-core:53108] [Bug #8006]'
     Dir.chdir(@root) do
@@ -308,6 +312,7 @@ def test_glob_recursive
   end
 
   def test_glob_recursive_directory
+    omit "not ractor safe" unless main_ractor?
     Dir.chdir(@root) do
       ['d', 'e'].each do |path|
         FileUtils.mkdir_p("c/#{path}/a/b/c")
@@ -325,6 +330,7 @@ def test_glob_recursive_directory
   end
 
   def test_glob_starts_with_brace
+    omit "not ractor safe" unless main_ractor?
     Dir.chdir(@root) do
       bug15649 = '[ruby-core:91728] [Bug #15649]'
       assert_equal(["#{@root}/a", "#{@root}/b"],
@@ -333,6 +339,7 @@ def test_glob_starts_with_brace
   end
 
   def test_glob_recursive_with_brace
+    omit "not ractor safe" unless main_ractor?
     Dir.chdir(@root) do
       bug19042 = '[ruby-core:110220] [Bug #19042]'
       %w"c/dir_a c/dir_b c/dir_b/dir".each do |d|
@@ -347,6 +354,7 @@ def test_glob_recursive_with_brace
   end
 
   def test_glob_order
+    omit "not ractor safe" unless main_ractor?
     Dir.chdir(@root) do
       assert_equal(["#{@root}/a", "#{@root}/b"], Dir.glob("#{@root}/[ba]"))
       assert_equal(["#{@root}/b", "#{@root}/a"], Dir.glob(%W"#{@root}/b #{@root}/a"))
@@ -376,6 +384,7 @@ def test_glob_too_may_open_files
   end
 
   def test_glob_base
+    omit "not ractor safe (Dir.chdir)" unless main_ractor?
     files = %w[a/foo.c c/bar.c]
     files.each {|n| File.write(File.join(@root, n), "")}
     Dir.mkdir(File.join(@root, "a/dir"))
@@ -416,6 +425,7 @@ def test_glob_base
   end
 
   def test_glob_base_dir
+    omit "not ractor safe" unless main_ractor?
     files = %w[a/foo.c c/bar.c]
     files.each {|n| File.write(File.join(@root, n), "")}
     Dir.mkdir(File.join(@root, "a/dir"))
@@ -438,6 +448,7 @@ def test_glob_base_dir
   end
 
   def test_glob_ignore_casefold_invalid_encoding
+    omit "not ractor safe" unless main_ractor?
     bug14456 = "[ruby-core:85448]"
     filename = "\u00AAa123".encode('ISO-8859-1')
     File.write(File.join(@root, filename), "")
@@ -555,6 +566,7 @@ def test_glob_metachar
   end
 
   def test_glob_cases
+    omit "not ractor safe (Dir.chdir)" unless main_ractor?
     feature5994 = "[ruby-core:42469] [Feature #5994]"
     feature5994 << "\nDir.glob should return the filename with actual cases on the filesystem"
     Dir.chdir(File.join(@root, "a")) do
@@ -659,6 +671,7 @@ def test_children_long_name
   end
 
   def test_home
+    omit "not ractor safe" unless main_ractor?
     setup_envs
 
     ENV["HOME"] = @nodir
@@ -690,6 +703,7 @@ def test_home_utf8
   end
 
   def test_symlinks_not_resolved
+    omit "not ractors safe (Dir.chdir)" unless main_ractor?
     Dir.mktmpdir do |dirname|
       Dir.chdir(dirname) do
         begin
@@ -718,6 +732,7 @@ def test_fileno
   end
 
   def test_for_fd
+    omit "not ractor safe" unless main_ractor?
     if Dir.respond_to? :for_fd
       begin
         new_dir = Dir.new('..')

test/ruby/test_fiber.rb

@@ -395,6 +395,7 @@ def test_prohibit_resume_to_transferring_fiber
 
   def test_fork_from_fiber
     omit 'fork not supported' unless Process.respond_to?(:fork)
+    omit "maybe fork not supported unless main ractor" unless main_ractor?
     pid = nil
     bug5700 = '[ruby-core:41456]'
     assert_nothing_raised(bug5700) do

test/ruby/test_proc.rb

@@ -172,11 +172,12 @@ def test_hash_equal
 
     assert_equal p1.hash, p2.hash
 
-    # symbol backed proc
-    p1 = :hello.to_proc
-    p2 = :hello.to_proc
-
-    assert_equal p1.hash, p2.hash
+    if main_ractor?
+      # symbol backed proc
+      p1 = :hello.to_proc
+      p2 = :hello.to_proc
+      assert_equal p1.hash, p2.hash
+    end
   end
 
   def test_hash_uniqueness

tool/lib/test/unit.rb

@@ -1716,7 +1716,7 @@ def _run_suite suite, type
                 self.assertion_count = 0
                 self.test_count = 0
                 rs = run_tests_inside_ractors_num.times.map do
-                  r = Ractor.new(inst, self) do |instance, runner|
+                  Ractor.new(inst, self) do |instance, runner|
                     res = instance.run runner
                     testcase_copyable_ivars = {:@_assertions => true, :@__passed__ => true, :@__name__ => true}
                     runner_copyable_ivars = {:@report => true, :@failures => true, :@errors => true, :@skips => true, :@assertion_count => true, :@test_count => true}
@@ -1849,7 +1849,11 @@ def _run args = []
         self.options.merge! args
 
         puts "Run options: #{help}"
-        puts "\nNOTE: Running tests inside ractors" if ENV["RUBY_TESTS_WITH_RACTORS"]
+        ractors_num = ENV["RUBY_TESTS_WITH_RACTORS"].to_i
+
+        if ractors_num > 0
+          puts "\nNOTE: Running tests inside ractors (each test method inside #{ractors_num} ractors)"
+        end
 
         self.class.plugins.each do |plugin|
           send plugin