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require 'test/unit'
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
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
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
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]")
e = assert_raise(RuntimeError, "[ruby-core:24244]") {
lambda {
Class.new do
define_method(:a) {super}.call
end
}.call
}
assert_match(/implicit argument passing of super from method defined by define_method/, e.message)
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(ary = [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
end
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