test_trace_func.rb

require 'test/unit'

class TestTraceFunc < Test::Unit::TestCase

  def setup
    super
    @test_dir = File.dirname(__FILE__)
  end

  # FIXME: https://github.com/jruby/jruby/issues/1767
  # def test_class
  #   output = []
  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     output << sprintf("%s %s:%d %s %s", event, file, line, id ? id : 'nil', classname)
  #   }

  #   class << self
  #   end

  #   set_trace_func nil

  #   line = __LINE__ - 5
  #   expected = ["line #{__FILE__}:#{line} test_class TestTraceFunc",
  #     "class #{__FILE__}:#{line} nil TestTraceFunc",
  #     "end #{__FILE__}:#{line} nil TestTraceFunc",
  #     "line #{__FILE__}:#{line + 3} test_class TestTraceFunc",
  #     "c-call #{__FILE__}:#{line + 3} set_trace_func Kernel"]
  #   assert_equal(expected, output);
  # end

  # def test_block_and_vars
  #   output = []
  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     output << sprintf("%s %s:%d %s %s", event, file, line, id, classname)
  #   }

  #   1.times {
  #     a = 1
  #     b = 2
  #   }

  #   set_trace_func nil

  #   line = __LINE__ - 7
  #   expected = ["line #{__FILE__}:#{line} test_block_and_vars TestTraceFunc",
  #     "c-call #{__FILE__}:#{line} times Fixnum",
  #     "b-call #{__FILE__}:#{line} test_block_and_vars TestTraceFunc",
  #     "line #{__FILE__}:#{line + 1} test_block_and_vars TestTraceFunc",
  #     "line #{__FILE__}:#{line + 2} test_block_and_vars TestTraceFunc",
  #     "b-return #{__FILE__}:#{line + 2} test_block_and_vars TestTraceFunc",
  #     "c-return #{__FILE__}:#{line} times Fixnum",
  #     "line #{__FILE__}:#{line + 5} test_block_and_vars TestTraceFunc",
  #     "c-call #{__FILE__}:#{line + 5} set_trace_func Kernel"]
  #   assert_equal(expected, output)
  # end

  # def sample_method(a, b)
  #   a + b
  # end

  # def test_method_trace
  #   output = []

  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     output << sprintf("%10s %s:%-2d %18s %14s", event, file, line, id, classname)
  #   }

  #   sample_method(1, 1)

  #   set_trace_func nil

  #   line = __LINE__ - 4
  #   expected = ["      line #{__FILE__}:#{line}  test_method_trace  TestTraceFunc",
  #               "      call #{__FILE__}:#{line - 11}      sample_method  TestTraceFunc",
  #               "      line #{__FILE__}:#{line - 10}      sample_method  TestTraceFunc",
  #               "    c-call #{__FILE__}:#{line - 10}                  +         Fixnum",
  #               "  c-return #{__FILE__}:#{line - 10}                  +         Fixnum",
  #               "    return #{__FILE__}:#{line - 10}      sample_method  TestTraceFunc",
  #               "      line #{__FILE__}:#{line + 2}  test_method_trace  TestTraceFunc",
  #               "    c-call #{__FILE__}:#{line + 2}     set_trace_func         Kernel"];
  #   assert_equal(expected, output)
  # end

  # def bogus_method
  # end

  # def test_trace_binding
  #   a = true
  #   expected = [[:a, :expected, :results],
  #               [:a, :expected, :results],
  #               [:a, :expected, :results],
  #               [:a, :expected, :results],
  #               [],
  #               [],
  #               [:a, :expected, :results],
  #               [:a, :expected, :results]]
  #   results = []
  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     results << eval('local_variables', binding)
  #   }

  #   1.to_i # c-call, two traces
  #   # newline, one trace
  #   bogus_method # call, two traces
  #   # newline, one trace
  #   set_trace_func nil # c-call, two traces

  #   assert_equal(expected, results)
  # end

  # def test_load_trace
  #   output = []

  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     output << sprintf("%s %d %s %s", event, line, id ? id : 'nil', classname)
  #   }

  #   require("#@test_dir/dummy.rb")

  #   set_trace_func nil

  #   line = __LINE__ - 4
  #   expected = ["line #{line} test_load_trace TestTraceFunc",
  #     "c-call #{line} require Kernel",
  #     "line 1 nil false",
  #     "c-call 1 inherited Class",
  #     "c-return 1 inherited Class",
  #     "class 1 nil false",
  #     "end 1 nil false",
  #     "c-return #{line} require Kernel",
  #     "line #{line + 2} test_load_trace TestTraceFunc",
  #     "c-call #{line + 2} set_trace_func Kernel"]

  #   assert_equal(expected, output);
  # end

  # def test_require_trace_full_paths # JRUBY-2722
  #   output = []

  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     unless event =~ /c-.*/
  #       output << sprintf("%s %s %d %s %s", file, event, line, id ? id : 'nil', classname)
  #     end
  #   }

  #   require("./test/tracing/dummy1.rb")

  #   set_trace_func nil

  #   line = __LINE__ - 4
  #   expected = ["#{__FILE__} line #{line} test_require_trace_full_paths TestTraceFunc",
  #     "#{File.join(@test_dir, 'dummy1.rb')} line 1 nil false",
  #     "#{File.join(@test_dir, 'dummy1.rb')} class 1 nil false",
  #     "#{File.join(@test_dir, 'dummy1.rb')} end 1 nil false",
  #     "#{__FILE__} line #{line + 2} test_require_trace_full_paths TestTraceFunc"]

  #   assert_equal(expected, output);
  # end

  # def test_require_trace # JRUBY-2722
  #   output = []
  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     unless event =~ /c-.*/
  #       output << sprintf("%s %s %d %s %s", File.basename(file), event, line, id ? id : 'nil', classname)
  #     end
  #   }

  #   require("#@test_dir/dummy2.rb")

  #   set_trace_func nil

  #   line = __LINE__ - 4
  #   expected = ["test_trace_func.rb line #{line} test_require_trace TestTraceFunc",
  #     "dummy2.rb line 1 nil false",
  #     "dummy2.rb class 1 nil false",
  #     "dummy2.rb end 1 nil false",
  #     "test_trace_func.rb line #{line + 2} test_require_trace TestTraceFunc"]

  #   assert_equal(expected, output);
  # end

  # def test_return # JRUBY-2723
  #   output = []
  #   set_trace_func proc { |event, file, line, id, binding, classname|
  #     output << sprintf("%s %s %d %s %s", File.basename(file), event, line, id ? id : 'nil', classname)
  #   }

  #   require "#@test_dir/other.rb"
  #   in_other

  #   set_trace_func nil

  #   line = __LINE__ - 5
  #   expected = ["test_trace_func.rb line #{line} test_return TestTraceFunc",
  #     "test_trace_func.rb c-call #{line} require Kernel",
  #     "other.rb line 1 nil false",
  #     "other.rb c-call 1 method_added Module",
  #     "other.rb c-return 1 method_added Module",
  #     "test_trace_func.rb c-return #{line} require Kernel",
  #     "test_trace_func.rb line #{line + 1} test_return TestTraceFunc",
  #     "other.rb call 1 in_other Object",
  #     "other.rb line 2 in_other Object",
  #     "other.rb c-call 2 sleep Kernel",
  #     "other.rb c-return 2 sleep Kernel",
  #     "other.rb return 2 in_other Object",
  #     "test_trace_func.rb line #{line + 3} test_return TestTraceFunc",
  #     "test_trace_func.rb c-call #{line + 3} set_trace_func Kernel"]

  #   assert_equal(expected, output);
  # end

  # # JRUBY-2815
  # def test_trace_over_system_call
  #   output = []
  #   set_trace_func(proc do |event, file, line, id, binding, classname|
  #     unless file =~ /path_helper\.rb/
  #       output << sprintf("%s %s %d %s %s", File.basename(file), event, line, id ? id : 'nil', classname)
  #     end
  #   end)

  #   system('echo .')
  #   set_trace_func nil

  #   line = __LINE__ - 3
  #   expected = ["test_trace_func.rb line #{line} test_trace_over_system_call TestTraceFunc",
  #      "test_trace_func.rb c-call #{line} system Kernel",
  #      "test_trace_func.rb c-return #{line} system Kernel",
  #      "test_trace_func.rb line #{line + 1} test_trace_over_system_call TestTraceFunc",
  #      "test_trace_func.rb c-call #{line + 1} set_trace_func Kernel"]
  #   assert_equal expected, output
  # end

  # # JRUBY-6832
  # def test_trace_over_nameerror
  #   output = nil
  #   set_trace_func(proc{ |event, file, line, method, binding, klass|
  #     output = binding.eval("[self, s]") if event == "raise"
  #   })

  #   def hello
  #     s = "snorkle"
  #     s.desnrok
  #   end

  #   begin
  #     hello
  #   rescue NameError
  #   end
  #   set_trace_func nil

  #   assert_equal output, [self, "snorkle"]
  # end

end