test/ruby/test_vm_dump.rb


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# frozen_string_literal: true
require 'test/unit'

return unless /darwin/ =~ RUBY_PLATFORM

class TestVMDump < Test::Unit::TestCase
  def assert_darwin_vm_dump_works(args, timeout=nil)
    args.unshift({"RUBY_ON_BUG" => nil, "RUBY_CRASH_REPORT" => nil})
    assert_in_out_err(args, "", [], /^\[IMPORTANT\]/, timeout: timeout || 300)
  end

  def test_darwin_invalid_call
    assert_darwin_vm_dump_works(['-r-test-/fatal', '-eBug.invalid_call(1)'])
  end

  def test_darwin_segv_in_syscall
    assert_darwin_vm_dump_works(['-e1.times{Process.kill :SEGV,$$}'])
  end

  def test_darwin_invalid_access
    assert_darwin_vm_dump_works(['-r-test-/fatal', '-eBug.invalid_access(100)'])
  end
end