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ruby--ruby/test/ruby/test_super.rb
ko1 ed8da2d12a * test/ruby/test_super.rb: add a test to check block passing.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48158 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2014-10-27 07:29:32 +00:00

529 lines
11 KiB
Ruby

require 'test/unit'
require_relative 'envutil'
class TestSuper < Test::Unit::TestCase
class Base
def single(a) a end
def double(a, b) [a,b] end
def array(*a) a end
def optional(a = 0) a end
def keyword(**a) a end
end
class Single1 < Base
def single(*) super end
end
class Single2 < Base
def single(a,*) super end
end
class Double1 < Base
def double(*) super end
end
class Double2 < Base
def double(a,*) super end
end
class Double3 < Base
def double(a,b,*) super end
end
class Array1 < Base
def array(*) super end
end
class Array2 < Base
def array(a,*) super end
end
class Array3 < Base
def array(a,b,*) super end
end
class Array4 < Base
def array(a,b,c,*) super end
end
class Optional1 < Base
def optional(a = 1) super end
end
class Optional2 < Base
def optional(a, b = 1) super end
end
class Optional3 < Base
def single(a = 1) super end
end
class Optional4 < Base
def array(a = 1, *) super end
end
class Optional5 < Base
def array(a = 1, b = 2, *) super end
end
class Keyword1 < Base
def keyword(foo: "keyword1") super end
end
class Keyword2 < Base
def keyword(foo: "keyword2")
foo = "changed1"
x = super
foo = "changed2"
y = super
[x, y]
end
end
def test_single1
assert_equal(1, Single1.new.single(1))
end
def test_single2
assert_equal(1, Single2.new.single(1))
end
def test_double1
assert_equal([1, 2], Double1.new.double(1, 2))
end
def test_double2
assert_equal([1, 2], Double2.new.double(1, 2))
end
def test_double3
assert_equal([1, 2], Double3.new.double(1, 2))
end
def test_array1
assert_equal([], Array1.new.array())
assert_equal([1], Array1.new.array(1))
end
def test_array2
assert_equal([1], Array2.new.array(1))
assert_equal([1,2], Array2.new.array(1, 2))
end
def test_array3
assert_equal([1,2], Array3.new.array(1, 2))
assert_equal([1,2,3], Array3.new.array(1, 2, 3))
end
def test_array4
assert_equal([1,2,3], Array4.new.array(1, 2, 3))
assert_equal([1,2,3,4], Array4.new.array(1, 2, 3, 4))
end
def test_optional1
assert_equal(9, Optional1.new.optional(9))
assert_equal(1, Optional1.new.optional)
end
def test_optional2
assert_raise(ArgumentError) do
# call Base#optional with 2 arguments; the 2nd arg is supplied
assert_equal(9, Optional2.new.optional(9))
end
assert_raise(ArgumentError) do
# call Base#optional with 2 arguments
assert_equal(9, Optional2.new.optional(9, 2))
end
end
def test_optional3
assert_equal(9, Optional3.new.single(9))
# call Base#single with 1 argument; the arg is supplied
assert_equal(1, Optional3.new.single)
end
def test_optional4
assert_equal([1], Optional4.new.array)
assert_equal([9], Optional4.new.array(9))
assert_equal([9, 8], Optional4.new.array(9, 8))
end
def test_optional5
assert_equal([1, 2], Optional5.new.array)
assert_equal([9, 2], Optional5.new.array(9))
assert_equal([9, 8], Optional5.new.array(9, 8))
assert_equal([9, 8, 7], Optional5.new.array(9, 8, 7))
end
def test_keyword1
assert_equal({foo: "keyword1"}, Keyword1.new.keyword)
bug8008 = '[ruby-core:53114] [Bug #8008]'
assert_equal({foo: bug8008}, Keyword1.new.keyword(foo: bug8008))
end
def test_keyword2
assert_equal([{foo: "changed1"}, {foo: "changed2"}], Keyword2.new.keyword)
end
class A
def tt(aa)
"A#tt"
end
def uu(a)
class << self
define_method(:tt) do |sym|
super(sym)
end
end
end
end
def test_define_method
a = A.new
a.uu(12)
assert_equal("A#tt", a.tt(12), "[ruby-core:3856]")
assert_raise_with_message(RuntimeError, /implicit argument passing of super from method defined by define_method/, "[ruby-core:24244]") {
lambda {
Class.new {
define_method(:a) {super}
}.new.a
}.call
}
end
class SubSeq
def initialize
@first=11
@first or fail
end
def subseq
@first or fail
end
end
class Indexed
def subseq
SubSeq.new
end
end
Overlaid = proc do
class << self
def subseq
super.instance_eval(& Overlaid)
end
end
end
def test_overlaid
assert_nothing_raised('[ruby-dev:40959]') do
overlaid = proc do |obj|
def obj.reverse
super
end
end
overlaid.call(str = "123")
overlaid.call([1,2,3])
str.reverse
end
assert_nothing_raised('[ruby-core:27230]') do
mid=Indexed.new
mid.instance_eval(&Overlaid)
mid.subseq
mid.subseq
end
end
module DoubleInclude
class Base
def foo
[:Base]
end
end
module Override
def foo
super << :Override
end
end
class A < Base
end
class B < A
end
B.send(:include, Override)
A.send(:include, Override)
end
# [Bug #3351]
def test_double_include
assert_equal([:Base, :Override], DoubleInclude::B.new.foo)
# should be changed as follows?
# assert_equal([:Base, :Override, :Override], DoubleInclude::B.new.foo)
end
module DoubleInclude2
class Base
def foo
[:Base]
end
end
module Override
def foo
super << :Override
end
end
class A < Base
def foo
super << :A
end
end
class B < A
def foo
super << :B
end
end
B.send(:include, Override)
A.send(:include, Override)
end
def test_double_include2
assert_equal([:Base, :Override, :A, :Override, :B],
DoubleInclude2::B.new.foo)
end
def test_super_in_instance_eval
super_class = EnvUtil.labeled_class("Super\u{30af 30e9 30b9}") {
def foo
return [:super, self]
end
}
sub_class = EnvUtil.labeled_class("Sub\u{30af 30e9 30b9}", super_class) {
def foo
x = Object.new
x.instance_eval do
super()
end
end
}
obj = sub_class.new
assert_raise_with_message(TypeError, /Sub\u{30af 30e9 30b9}/) do
obj.foo
end
end
def test_super_in_instance_eval_with_define_method
super_class = EnvUtil.labeled_class("Super\u{30af 30e9 30b9}") {
def foo
return [:super, self]
end
}
sub_class = EnvUtil.labeled_class("Sub\u{30af 30e9 30b9}", super_class) {
define_method(:foo) do
x = Object.new
x.instance_eval do
super()
end
end
}
obj = sub_class.new
assert_raise_with_message(TypeError, /Sub\u{30af 30e9 30b9}/) do
obj.foo
end
end
def test_super_in_orphan_block
super_class = EnvUtil.labeled_class("Super\u{30af 30e9 30b9}") {
def foo
return [:super, self]
end
}
sub_class = EnvUtil.labeled_class("Sub\u{30af 30e9 30b9}", super_class) {
def foo
lambda { super() }
end
}
obj = sub_class.new
assert_equal([:super, obj], obj.foo.call)
end
def test_super_in_orphan_block_with_instance_eval
super_class = EnvUtil.labeled_class("Super\u{30af 30e9 30b9}") {
def foo
return [:super, self]
end
}
sub_class = EnvUtil.labeled_class("Sub\u{30af 30e9 30b9}", super_class) {
def foo
x = Object.new
x.instance_eval do
lambda { super() }
end
end
}
obj = sub_class.new
assert_raise_with_message(TypeError, /Sub\u{30af 30e9 30b9}/) do
obj.foo.call
end
end
def test_yielding_super
a = Class.new { def yielder; yield; end }
x = Class.new { define_singleton_method(:hello) { 'hi' } }
y = Class.new(x) {
define_singleton_method(:hello) {
m = a.new
m.yielder { super() }
}
}
assert_equal 'hi', y.hello
end
def test_super_in_thread
hoge = Class.new {
def bar; 'hoge'; end
}
foo = Class.new(hoge) {
def bar; Thread.new { super }.join.value; end
}
assert_equal 'hoge', foo.new.bar
end
def assert_super_in_block(type)
bug7064 = '[ruby-core:47680]'
assert_normal_exit "#{type} {super}", bug7064
end
def test_super_in_at_exit
assert_super_in_block("at_exit")
end
def test_super_in_END
assert_super_in_block("END")
end
def test_super_in_BEGIN
assert_super_in_block("BEGIN")
end
class X
def foo(*args)
args
end
end
class Y < X
define_method(:foo) do |*args|
super(*args)
end
end
def test_super_splat
# [ruby-list:49575]
y = Y.new
assert_equal([1, 2], y.foo(1, 2))
assert_equal([1, false], y.foo(1, false))
assert_equal([1, 2, 3, 4, 5], y.foo(1, 2, 3, 4, 5))
assert_equal([false, true], y.foo(false, true))
assert_equal([false, false], y.foo(false, false))
assert_equal([1, 2, 3, false, 5], y.foo(1, 2, 3, false, 5))
end
def test_missing_super_in_method_module
bug9315 = '[ruby-core:59358] [Bug #9315]'
a = Module.new do
def foo
super
end
end
b = Class.new do
include a
end
assert_raise(NoMethodError, bug9315) do
b.new.method(:foo).call
end
end
def test_module_super_in_method_module
bug9315 = '[ruby-core:59589] [Bug #9315]'
a = Module.new do
def foo
super
end
end
c = Class.new do
def foo
:ok
end
end
o = c.new.extend(a)
assert_nothing_raised(NoMethodError, bug9315) do
assert_equal(:ok, o.method(:foo).call, bug9315)
end
end
def test_missing_super_in_module_unbound_method
bug9377 = '[ruby-core:59619] [Bug #9377]'
a = Module.new do
def foo; super end
end
m = a.instance_method(:foo).bind(Object.new)
assert_raise(NoMethodError, bug9377) do
m.call
end
end
def test_super_in_module_unbound_method
bug9721 = '[ruby-core:61936] [Bug #9721]'
a = Module.new do
def foo(result)
result << "A"
end
end
b = Module.new do
def foo(result)
result << "B"
super
end
end
um = b.instance_method(:foo)
m = um.bind(Object.new.extend(a))
result = []
assert_nothing_raised(NoMethodError, bug9721) do
m.call(result)
end
assert_equal(%w[B A], result, bug9721)
bug9740 = '[ruby-core:62017] [Bug #9740]'
b.module_eval do
define_method(:foo) do |result|
um.bind(self).call(result)
end
end
result.clear
o = Object.new.extend(a).extend(b)
assert_nothing_raised(NoMethodError, SystemStackError, bug9740) do
o.foo(result)
end
assert_equal(%w[B A], result, bug9721)
end
def test_from_eval
bug10263 = '[ruby-core:65122] [Bug #10263a]'
a = Class.new do
def foo
"A"
end
end
b = Class.new(a) do
def foo
binding.eval("super")
end
end
assert_equal("A", b.new.foo, bug10263)
end
def test_super_with_block
a = Class.new do
def foo
yield
end
end
b = Class.new(a) do
def foo
super{
"b"
}
end
end
assert_equal "b", b.new.foo{"c"}
end
end