Drop existing MJIT tests

test/ruby/test_mjit_debug.rb

@@ -1,17 +0,0 @@
-require_relative 'test_mjit'
-
-return unless defined?(TestMJIT)
-return if ENV.key?('APPVEYOR')
-return if ENV.key?('RUBYCI_NICKNAME')
-return if ENV['RUBY_DEBUG']&.include?('ci') # ci.rvm.jp
-return if /mswin/ =~ RUBY_PLATFORM
-
-class TestMJITDebug < TestMJIT
-  @@test_suites.delete TestMJIT if self.respond_to? :on_parallel_worker?
-
-  def setup
-    super
-    # let `#eval_with_jit` use --mjit-debug
-    @mjit_debug = true
-  end
-end

test/ruby/test_rubyvm_mjit.rb

@@ -1,105 +0,0 @@
-# frozen_string_literal: true
-require 'test/unit'
-require_relative '../lib/jit_support'
-
-return if RbConfig::CONFIG["MJIT_SUPPORT"] == 'no'
-
-class TestRubyVMMJIT < Test::Unit::TestCase
-  include JITSupport
-
-  def setup
-    unless JITSupport.supported?
-      omit 'JIT seems not supported on this platform'
-    end
-  end
-
-  def test_pause
-    out, err = eval_with_jit(<<~'EOS', verbose: 1, call_threshold: 2, wait: false)
-      i = 0
-      while i < 5
-        eval("def mjit#{i}; end; mjit#{i}; mjit#{i}")
-        i += 1
-      end
-      print RubyVM::MJIT.pause
-      print RubyVM::MJIT.pause
-      while i < 10
-        eval("def mjit#{i}; end; mjit#{i}")
-        i += 1
-      end
-      print RubyVM::MJIT.pause # no JIT here
-    EOS
-    assert_equal('truefalsefalse', out)
-    assert_equal(
-      5, err.scan(/#{JITSupport::JIT_SUCCESS_PREFIX}/).size,
-      "unexpected stdout:\n```\n#{out}```\n\nstderr:\n```\n#{err}```",
-    )
-  end
-
-  def test_pause_waits_until_compaction
-    out, err = eval_with_jit(<<~'EOS', verbose: 1, call_threshold: 2, wait: false)
-      def a() end; a; a
-      def b() end; b; b
-      RubyVM::MJIT.pause
-    EOS
-    assert_equal(
-      2, err.scan(/#{JITSupport::JIT_SUCCESS_PREFIX}/).size,
-      "unexpected stdout:\n```\n#{out}```\n\nstderr:\n```\n#{err}```",
-    )
-  end
-
-  def test_pause_after_waitall
-    out, err = eval_with_jit(<<~'EOS', verbose: 1, call_threshold: 2, wait: false)
-      def test() = nil
-      test
-      test
-      Process.waitall
-      print RubyVM::MJIT.pause
-    EOS
-    assert_equal(
-      1, err.scan(/#{JITSupport::JIT_SUCCESS_PREFIX}/).size,
-      "unexpected stdout:\n```\n#{out}```\n\nstderr:\n```\n#{err}```",
-    )
-  end
-
-  def test_pause_does_not_hang_on_full_units
-    out, _ = eval_with_jit(<<~'EOS', verbose: 1, call_threshold: 2, max_cache: 10, wait: false)
-      i = 0
-      while i < 11
-        eval("def mjit#{i}; end; mjit#{i}")
-        i += 1
-      end
-      print RubyVM::MJIT.pause
-    EOS
-    assert_equal('true', out)
-  end
-
-  def test_pause_wait_false
-    out, err = eval_with_jit(<<~'EOS', verbose: 1, call_threshold: 2, wait: false)
-      i = 0
-      while i < 10
-        eval("def mjit#{i}; end; mjit#{i}")
-        i += 1
-      end
-      print RubyVM::MJIT.pause(wait: false)
-      print RubyVM::MJIT.pause(wait: false)
-    EOS
-    assert_equal('truefalse', out)
-    if RUBY_PLATFORM.match?(/mswin|mingw/) # MJIT synchronously compiles methods on Windows
-      assert_equal(10, err.scan(/#{JITSupport::JIT_SUCCESS_PREFIX}/).size)
-    else
-      assert_equal(true, err.scan(/#{JITSupport::JIT_SUCCESS_PREFIX}/).size < 10)
-    end
-  end
-
-  def test_resume
-    out, err = eval_with_jit(<<~'EOS', verbose: 1, call_threshold: 2, wait: false)
-      print RubyVM::MJIT.resume
-      print RubyVM::MJIT.pause
-      print RubyVM::MJIT.resume
-      print RubyVM::MJIT.resume
-      print RubyVM::MJIT.pause
-    EOS
-    assert_equal('falsetruetruefalsetrue', out)
-    assert_equal(0, err.scan(/#{JITSupport::JIT_SUCCESS_PREFIX}/).size)
-  end
-end