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* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
58 lines
1.3 KiB
Ruby
58 lines
1.3 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../fixtures/classes', __FILE__)
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describe "String#clone" do
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before :each do
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ScratchPad.clear
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@obj = StringSpecs::InitializeString.new "string"
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end
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it "calls #initialize_copy on the new instance" do
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clone = @obj.clone
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ScratchPad.recorded.should_not == @obj.object_id
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ScratchPad.recorded.should == clone.object_id
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end
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it "copies instance variables" do
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clone = @obj.clone
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clone.ivar.should == 1
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end
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it "copies singleton methods" do
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def @obj.special() :the_one end
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clone = @obj.clone
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clone.special.should == :the_one
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end
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it "copies modules included in the singleton class" do
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class << @obj
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include StringSpecs::StringModule
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end
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clone = @obj.clone
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clone.repr.should == 1
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end
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it "copies constants defined in the singleton class" do
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class << @obj
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CLONE = :clone
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end
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clone = @obj.clone
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(class << clone; CLONE; end).should == :clone
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end
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it "copies frozen state" do
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@obj.freeze.clone.frozen?.should be_true
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"".freeze.clone.frozen?.should be_true
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end
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it "does not modify the original string when changing cloned string" do
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orig = "string"[0..100]
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clone = orig.clone
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orig[0] = 'x'
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orig.should == "xtring"
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clone.should == "string"
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end
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end
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