mirror of
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synced 2022-11-09 12:17:21 -05:00
166a53c560
fixed call_type. [ruby-dev:39581] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25573 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
546 lines
12 KiB
Ruby
546 lines
12 KiB
Ruby
require 'test/unit'
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require_relative 'envutil'
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class TestObject < Test::Unit::TestCase
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def setup
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@verbose = $VERBOSE
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$VERBOSE = nil
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end
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def teardown
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$VERBOSE = @verbose
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end
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def test_dup
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assert_raise(TypeError) { 1.dup }
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assert_raise(TypeError) { true.dup }
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assert_raise(TypeError) { nil.dup }
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assert_raise(TypeError) do
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Object.new.instance_eval { initialize_copy(1) }
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end
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end
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def test_instance_of
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assert_raise(TypeError) { 1.instance_of?(1) }
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end
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def test_kind_of
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assert_raise(TypeError) { 1.kind_of?(1) }
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end
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def test_taint_frozen_obj
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o = Object.new
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o.freeze
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assert_raise(RuntimeError) { o.taint }
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o = Object.new
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o.taint
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o.freeze
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assert_raise(RuntimeError) { o.untaint }
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end
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def test_freeze_under_safe_4
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o = Object.new
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assert_raise(SecurityError) do
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Thread.new do
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$SAFE = 4
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o.freeze
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end.join
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end
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end
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def test_freeze_immediate
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assert_equal(false, 1.frozen?)
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1.freeze
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assert_equal(true, 1.frozen?)
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assert_equal(false, 2.frozen?)
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end
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def test_nil_to_f
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assert_equal(0.0, nil.to_f)
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end
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def test_not
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assert_equal(false, Object.new.send(:!))
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assert_equal(true, nil.send(:!))
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end
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def test_true_and
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assert_equal(true, true & true)
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assert_equal(true, true & 1)
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assert_equal(false, true & false)
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assert_equal(false, true & nil)
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end
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def test_true_or
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assert_equal(true, true | true)
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assert_equal(true, true | 1)
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assert_equal(true, true | false)
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assert_equal(true, true | nil)
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end
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def test_true_xor
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assert_equal(false, true ^ true)
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assert_equal(false, true ^ 1)
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assert_equal(true, true ^ false)
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assert_equal(true, true ^ nil)
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end
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def test_false_and
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assert_equal(false, false & true)
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assert_equal(false, false & 1)
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assert_equal(false, false & false)
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assert_equal(false, false & nil)
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end
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def test_false_or
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assert_equal(true, false | true)
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assert_equal(true, false | 1)
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assert_equal(false, false | false)
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assert_equal(false, false | nil)
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end
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def test_false_xor
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assert_equal(true, false ^ true)
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assert_equal(true, false ^ 1)
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assert_equal(false, false ^ false)
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assert_equal(false, false ^ nil)
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end
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def test_methods
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o = Object.new
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a1 = o.methods
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a2 = o.methods(false)
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def o.foo; end
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assert_equal([:foo], o.methods(true) - a1)
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assert_equal([:foo], o.methods(false) - a2)
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end
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def test_methods2
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c0 = Class.new
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c1 = Class.new(c0)
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c1.module_eval do
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public ; def foo; end
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protected; def bar; end
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private ; def baz; end
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end
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c2 = Class.new(c1)
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c2.module_eval do
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public ; def foo2; end
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protected; def bar2; end
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private ; def baz2; end
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end
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o0 = c0.new
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o2 = c2.new
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assert_equal([:baz, :baz2], (o2.private_methods - o0.private_methods).sort)
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assert_equal([:baz2], (o2.private_methods(false) - o0.private_methods(false)).sort)
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assert_equal([:bar, :bar2], (o2.protected_methods - o0.protected_methods).sort)
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assert_equal([:bar2], (o2.protected_methods(false) - o0.protected_methods(false)).sort)
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assert_equal([:foo, :foo2], (o2.public_methods - o0.public_methods).sort)
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assert_equal([:foo2], (o2.public_methods(false) - o0.public_methods(false)).sort)
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end
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def test_instance_variable_get
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o = Object.new
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o.instance_eval { @foo = :foo }
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assert_equal(:foo, o.instance_variable_get(:@foo))
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assert_equal(nil, o.instance_variable_get(:@bar))
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assert_raise(NameError) { o.instance_variable_get(:foo) }
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end
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def test_instance_variable_set
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o = Object.new
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o.instance_variable_set(:@foo, :foo)
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assert_equal(:foo, o.instance_eval { @foo })
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assert_raise(NameError) { o.instance_variable_set(:foo, 1) }
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end
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def test_instance_variable_defined
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o = Object.new
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o.instance_eval { @foo = :foo }
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assert_equal(true, o.instance_variable_defined?(:@foo))
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assert_equal(false, o.instance_variable_defined?(:@bar))
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assert_raise(NameError) { o.instance_variable_defined?(:foo) }
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end
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def test_remove_instance_variable
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o = Object.new
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o.instance_eval { @foo = :foo }
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o.instance_eval { remove_instance_variable(:@foo) }
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assert_equal(false, o.instance_variable_defined?(:@foo))
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end
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def test_convert_type
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o = Object.new
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def o.to_s; 1; end
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assert_raise(TypeError) { String(o) }
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end
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def test_check_convert_type
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o = Object.new
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def o.to_a; 1; end
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assert_raise(TypeError) { Array(o) }
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end
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def test_to_integer
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o = Object.new
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def o.to_i; nil; end
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assert_raise(TypeError) { Integer(o) }
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end
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class MyInteger
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def initialize(n); @num = n; end
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def to_int; @num; end
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def <=>(n); @num <=> n.to_int; end
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def <=(n); @num <= n.to_int; end
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def +(n); MyInteger.new(@num + n.to_int); end
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end
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def test_check_to_integer
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o1 = MyInteger.new(1)
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o9 = MyInteger.new(9)
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n = 0
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Range.new(o1, o9).step(2) {|x| n += x.to_int }
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assert_equal(1+3+5+7+9, n)
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end
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def test_add_method_under_safe4
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o = Object.new
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assert_raise(SecurityError) do
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Thread.new do
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$SAFE = 4
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def o.foo
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end
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end.join
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end
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end
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def test_redefine_method_under_verbose
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assert_in_out_err([], <<-INPUT, %w(2), /warning: method redefined; discarding old foo$/)
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$VERBOSE = true
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o = Object.new
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def o.foo; 1; end
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def o.foo; 2; end
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p o.foo
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INPUT
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end
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def test_redefine_method_which_may_case_serious_problem
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assert_in_out_err([], <<-INPUT, [], /warning: redefining `object_id' may cause serious problems$/)
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$VERBOSE = false
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def (Object.new).object_id; end
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INPUT
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assert_in_out_err([], <<-INPUT, [], /warning: redefining `__send__' may cause serious problems$/)
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$VERBOSE = false
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def (Object.new).__send__; end
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INPUT
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end
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def test_remove_method
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assert_raise(SecurityError) do
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Thread.new do
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$SAFE = 4
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Object.instance_eval { remove_method(:foo) }
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end.join
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end
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assert_raise(SecurityError) do
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Thread.new do
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$SAFE = 4
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Class.instance_eval { remove_method(:foo) }
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end.join
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end
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c = Class.new
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c.freeze
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assert_raise(RuntimeError) do
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c.instance_eval { remove_method(:foo) }
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end
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c = Class.new do
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def meth1; "meth" end
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end
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d = Class.new(c) do
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alias meth2 meth1
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end
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o1 = c.new
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assert_respond_to(o1, :meth1)
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assert_equal("meth", o1.meth1)
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o2 = d.new
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assert_respond_to(o2, :meth1)
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assert_equal("meth", o2.meth1)
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assert_respond_to(o2, :meth2)
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assert_equal("meth", o2.meth2)
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d.class_eval do
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remove_method :meth2
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end
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bug2202 = '[ruby-core:26074]'
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assert_raise(NoMethodError, bug2202) {o2.meth2}
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%w(object_id __send__ initialize).each do |m|
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assert_in_out_err([], <<-INPUT, %w(:ok), /warning: removing `#{m}' may cause serious problems$/)
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$VERBOSE = false
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begin
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Class.new.instance_eval { remove_method(:#{m}) }
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rescue NameError
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p :ok
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end
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INPUT
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end
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end
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def test_method_missing
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assert_raise(ArgumentError) do
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1.instance_eval { method_missing }
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end
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c = Class.new
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c.class_eval do
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protected
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def foo; end
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end
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assert_raise(NoMethodError) do
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c.new.foo
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end
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assert_raise(NoMethodError) do
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1.instance_eval { method_missing(:method_missing) }
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end
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c.class_eval do
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undef_method(:method_missing)
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end
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assert_raise(ArgumentError) do
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c.new.method_missing
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end
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end
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def test_respond_to_missing
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c = Class.new do
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def respond_to_missing?(id, priv=false)
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if id == :foobar
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true
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else
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false
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end
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end
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def method_missing(id,*args)
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if id == :foobar
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return [:foo, *args]
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else
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super
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end
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end
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end
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foo = c.new
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assert_equal([:foo], foo.foobar);
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assert_equal([:foo, 1], foo.foobar(1));
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assert_equal([:foo, 1, 2, 3, 4, 5], foo.foobar(1, 2, 3, 4, 5));
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assert(foo.respond_to?(:foobar))
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assert_equal(false, foo.respond_to?(:foobarbaz))
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assert_raise(NoMethodError) do
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foo.foobarbaz
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end
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foobar = foo.method(:foobar)
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assert_equal(-1, foobar.arity);
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assert_equal([:foo], foobar.call);
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assert_equal([:foo, 1], foobar.call(1));
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assert_equal([:foo, 1, 2, 3, 4, 5], foobar.call(1, 2, 3, 4, 5));
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assert_equal(foobar, foo.method(:foobar))
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assert_not_equal(foobar, c.new.method(:foobar))
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c = Class.new(c)
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assert_equal(false, c.method_defined?(:foobar))
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assert_raise(NameError, '[ruby-core:25748]') do
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c.instance_method(:foobar)
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end
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m = Module.new
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assert_equal(false, m.method_defined?(:foobar))
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assert_raise(NameError, '[ruby-core:25748]') do
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m.instance_method(:foobar)
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end
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end
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def test_send_with_no_arguments
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assert_raise(ArgumentError) { 1.send }
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end
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def test_no_superclass_method
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bug2312 = '[ruby-dev:39581]'
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o = Object.new
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e = assert_raise(NoMethodError) {
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o.method(:__send__).call(:never_defined_test_no_superclass_method)
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}
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m1 = e.message
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assert_no_match(/no superclass method/, m1, bug2312)
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e = assert_raise(NoMethodError) {
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o.method(:__send__).call(:never_defined_test_no_superclass_method)
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}
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assert_equal(m1, e.message, bug2312)
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e = assert_raise(NoMethodError) {
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o.never_defined_test_no_superclass_method
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}
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assert_equal(m1, e.message, bug2312)
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end
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def test_superclass_method
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bug2312 = '[ruby-dev:39581]'
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assert_in_out_err(["-e", "module Enumerable;undef min;end; (1..2).min{}"],
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[], [], /no superclass method/, bug2312)
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end
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def test_specific_eval_with_wrong_arguments
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assert_raise(ArgumentError) do
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1.instance_eval("foo") { foo }
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end
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assert_raise(ArgumentError) do
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1.instance_eval
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end
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assert_raise(ArgumentError) do
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1.instance_eval("", 1, 1, 1)
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end
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end
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def test_instance_exec
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x = 1.instance_exec(42) {|a| self + a }
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assert_equal(43, x)
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x = "foo".instance_exec("bar") {|a| self + a }
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assert_equal("foobar", x)
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end
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def test_extend
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assert_raise(ArgumentError) do
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1.extend
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end
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end
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def test_untrusted
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obj = lambda {
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$SAFE = 4
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x = Object.new
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x.instance_eval { @foo = 1 }
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x
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}.call
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assert_equal(true, obj.untrusted?)
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assert_equal(true, obj.tainted?)
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x = Object.new
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assert_equal(false, x.untrusted?)
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assert_raise(SecurityError) do
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lambda {
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$SAFE = 4
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x.instance_eval { @foo = 1 }
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}.call
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end
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x = Object.new
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x.taint
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assert_raise(SecurityError) do
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lambda {
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$SAFE = 4
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x.instance_eval { @foo = 1 }
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}.call
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end
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x.untrust
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assert_equal(true, x.untrusted?)
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assert_nothing_raised do
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lambda {
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$SAFE = 4
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x.instance_eval { @foo = 1 }
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}.call
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end
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x.trust
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assert_equal(false, x.untrusted?)
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assert_raise(SecurityError) do
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lambda {
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$SAFE = 4
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x.instance_eval { @foo = 1 }
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}.call
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end
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a = Object.new
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a.untrust
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assert_equal(true, a.untrusted?)
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b = a.dup
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assert_equal(true, b.untrusted?)
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c = a.clone
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assert_equal(true, c.untrusted?)
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a = Object.new
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b = lambda {
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$SAFE = 4
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a.dup
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}.call
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assert_equal(true, b.untrusted?)
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a = Object.new
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b = lambda {
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$SAFE = 4
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a.clone
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}.call
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assert_equal(true, b.untrusted?)
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end
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def test_to_s
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x = Object.new
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x.taint
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x.untrust
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s = x.to_s
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assert_equal(true, s.untrusted?)
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assert_equal(true, s.tainted?)
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end
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def test_exec_recursive
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Thread.current[:__recursive_key__] = nil
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a = [[]]
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a.inspect
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assert_nothing_raised do
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-> do
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$SAFE = 4
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begin
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a.hash
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rescue ArgumentError
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end
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end.call
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end
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-> do
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assert_nothing_raised do
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$SAFE = 4
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a.inspect
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end
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end.call
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-> do
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o = Object.new
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def o.to_ary(x); end
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def o.==(x); $SAFE = 4; false; end
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a = [[o]]
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b = []
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b << b
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assert_nothing_raised do
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b == a
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end
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end.call
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end
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end
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