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Contents
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/../../spec_helper' require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/fixtures/classes' describe "Array#delete_at" do it "removes the element at the specified index" do a = [1, 2, 3, 4] a.delete_at(2) a.should == [1, 2, 4] a.delete_at(-1) a.should == [1, 2] end it "returns the removed element at the specified index" do a = [1, 2, 3, 4] a.delete_at(2).should == 3 a.delete_at(-1).should == 4 end it "returns nil and makes no modification if the index is out of range" do a = [1, 2] a.delete_at(3).should == nil a.should == [1, 2] a.delete_at(-3).should == nil a.should == [1, 2] end it "tries to convert the passed argument to an Integer using #to_int" do obj = mock('to_int') obj.should_receive(:to_int).and_return(-1) [1, 2].delete_at(obj).should == 2 end it "accepts negative indices" do a = [1, 2] a.delete_at(-2).should == 1 end ruby_version_is '' ... '1.9' do it "raises a TypeError on a frozen array" do lambda { [1,2,3].freeze.delete_at(0) }.should raise_error(TypeError) end end ruby_version_is '1.9' do it "raises a RuntimeError on a frozen array" do lambda { [1,2,3].freeze.delete_at(0) }.should raise_error(RuntimeError) end end it "keeps tainted status" do ary = [1, 2] ary.taint ary.tainted?.should be_true ary.delete_at(0) ary.tainted?.should be_true ary.delete_at(0) # now empty ary.tainted?.should be_true end ruby_version_is '1.9' do it "keeps untrusted status" do ary = [1, 2] ary.untrust ary.untrusted?.should be_true ary.delete_at(0) ary.untrusted?.should be_true ary.delete_at(0) # now empty ary.untrusted?.should be_true end end end
Version data entries
83 entries across 83 versions & 1 rubygems