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class ObjectSpecDup
def initialize()
@obj = :original
end
attr_accessor :obj
end
class ObjectSpecDupInitCopy
def initialize()
@obj = :original
end
attr_accessor :obj, :original
def initialize_copy(original)
@obj = :init_copy
@original = original
end
private :initialize_copy
end
describe :kernel_dup_clone, shared: true do
it "returns a new object duplicated from the original" do
o = ObjectSpecDup.new
o2 = ObjectSpecDup.new
o.obj = 10
o3 = o.send(@method)
o3.obj.should == 10
o2.obj.should == :original
end
it "produces a shallow copy, contained objects are not recursively dupped" do
o = ObjectSpecDup.new
array = [1, 2]
o.obj = array
o2 = o.send(@method)
o2.obj.should equal(o.obj)
end
it "calls #initialize_copy on the NEW object if available, passing in original object" do
o = ObjectSpecDupInitCopy.new
o2 = o.send(@method)
o.obj.should == :original
o2.obj.should == :init_copy
o2.original.should equal(o)
end
ruby_version_is ''...'2.7' do
it "preserves tainted state from the original" do
o = ObjectSpecDupInitCopy.new
o2 = o.send(@method)
o.taint
o3 = o.send(@method)
o2.tainted?.should == false
o3.tainted?.should == true
end
end
it "does not preserve the object_id" do
o1 = ObjectSpecDupInitCopy.new
old_object_id = o1.object_id
o2 = o1.send(@method)
o2.object_id.should_not == old_object_id
end
ruby_version_is ''...'2.7' do
it "preserves untrusted state from the original" do
o = ObjectSpecDupInitCopy.new
o2 = o.send(@method)
o.untrust
o3 = o.send(@method)
o2.untrusted?.should == false
o3.untrusted?.should == true
end
end
it "returns nil for NilClass" do
nil.send(@method).should == nil
end
it "returns true for TrueClass" do
true.send(@method).should == true
end
it "returns false for FalseClass" do
false.send(@method).should == false
end
it "returns the same Integer for Integer" do
1.send(@method).should == 1
end
it "returns the same Symbol for Symbol" do
:my_symbol.send(@method).should == :my_symbol
end
ruby_version_is ''...'2.5' do
it "raises a TypeError for Complex" do
c = Complex(1.3, 3.1)
-> { c.send(@method) }.should raise_error(TypeError)
end
it "raises a TypeError for Rational" do
r = Rational(1, 3)
-> { r.send(@method) }.should raise_error(TypeError)
end
end
ruby_version_is '2.5' do
it "returns self for Complex" do
c = Complex(1.3, 3.1)
c.send(@method).should equal c
end
it "returns self for Rational" do
r = Rational(1, 3)
r.send(@method).should equal r
end
end
end
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