Contents

require 'test/unit'

require_relative '../../ext/thread_frame' if '1.9.2' == RUBY_VERSION

class TestInvalid < Test::Unit::TestCase
  def test_basic
    @tf = RubyVM::Frame::current
    assert_equal(false, @tf.invalid?, 
                 'Frame should be valid right after RubyVM::Frame::current')
    def notgood(test_tf=nil)
      # FIXME
      # if test_tf
      #   assert_equal(test_tf != @tf, test_tf.invalid?)
      # end
      return RubyVM::Frame::current
    end

    def inner_fn(tf)
      tf.invalid?
    end
      
    invalid_tf = notgood
    # FIXME:
    # assert_equal(true, invalid_tf.invalid?,
    #             'current thread frame should not be returned from a fn')
    # begin
    #   b = invalid_tf.binding
    #   assert false, 'Should have raised an ThreadFrameError'
    # rescue ThreadFrameError
    #   assert true
    # end
    # Add a new local variable
    x = 5
    assert_equal(false, @tf.invalid?, 
                 'Frame should still be valid after adding more locals')
    assert_equal(false, inner_fn(@tf),
                 'outer thread frame should ok inside a called fn')
    notgood(invalid_tf)
    notgood(@tf)
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
rb-threadframe-0.41	test/unit/test-invalid.rb
rb-threadframe-0.40	test/unit/test-invalid.rb