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testClass.rb
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testClass.rb
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require 'test/minirunit'
test_check "Test Class derivation:"
class Top
def Top.inherited(sub)
$hierarchy << sub
end
end
$hierarchy = [Top]
class Middle < Top
end
class Bottom < Middle
end
test_equal([Top, Middle, Bottom] , $hierarchy)
class AttrTest
attr :attribute1
attr_writer :attribute1
end
attrTest = AttrTest.new
attrTest.attribute1 = 1
test_equal(1 , attrTest.attribute1)
class Froboz
include Enumerable
end
f = Froboz.new
test_equal([Froboz, Enumerable, Object, Kernel], f.class.ancestors)
test_ok(f.kind_of?(Froboz))
test_ok(f.kind_of?(Enumerable))
class CM1
end
class CM2
def CM2::const_missing (constant)
constant.to_s
end
end
test_exception(NameError) {CM1::A}
test_equal(CM2::A, "A")
class GV1
def initialize
@@a = 1;
end
def modifyAfterFreeze
freeze
@aa = 2;
end
def createAfterFreeze
@@b = 2;
end
end
g = GV1.new
test_exception(TypeError) { g.modifyAfterFreeze }
test_no_exception {g = GV1.new}
g.class.freeze
test_exception(TypeError) {g.createAfterFreeze}
module A
class Failure
def Failure.bar()
print "bar\n"
end
end
end
module B
class Failure
def Failure.foo()
print "foo\n"
end
end
end
test_exception(NameError) {B::Failure.bar}
E = Hash.new
class << E
def a() "A" end
end
test_equal("A", E.a)
test_exception(NoMethodError) { Hash.new.a }
test_exception(NoMethodError) { Object.new.a }
# test singleton method scoping
class C
VAR1 = 1
def C.get_var1
VAR1
end
class << self
VAR2 = 2
def other_get_var1
VAR1
end
def get_var2
VAR2
end
end
end
test_equal(1, C.get_var1)
test_equal(1, C.other_get_var1)
test_equal(2, C.get_var2)
# ensure scoping of above methods does not change with new singleton class decl
class << C
end
test_equal(1, C.get_var1)
test_equal(1, C.other_get_var1)
test_equal(2, C.get_var2)
a = Class.new do
def method_missing(name, *args)
self.class.send(:define_method, name) do |*a|
"#{name}"
end
send(name)
end
end
b = a.new
test_equal("foo", b.foo)
# test class var declaration
class ClassVarTest
@@foo = "foo"
test_equal(@@foo, "foo")
def self.x
@@bar = "bar"
@@foo = "foonew"
test_equal(@@bar, "bar")
test_equal(@@foo, "foonew")
end
# call after self.x
def z
@@baz = "baz"
test_equal(@@foo, "foonew")
test_equal(@@bar, "bar")
test_equal(@@baz, "baz")
end
def y
@@foo
end
end
test_no_exception {ClassVarTest.x }
test_no_exception {ClassVarTest.new.z }
test_equal(ClassVarTest.new.y, "foonew")