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require_relative '../spec_helper'
with_feature :readline do
describe "Readline::HISTORY.[]" do
before :each do
Readline::HISTORY.push("1", "2", "3")
end
after :each do
Readline::HISTORY.pop
Readline::HISTORY.pop
Readline::HISTORY.pop
end
it "returns the history item at the passed index" do
Readline::HISTORY[0].should == "1"
Readline::HISTORY[1].should == "2"
Readline::HISTORY[2].should == "3"
Readline::HISTORY[-1].should == "3"
Readline::HISTORY[-2].should == "2"
Readline::HISTORY[-3].should == "1"
end
it "raises an IndexError when there is no item at the passed index" do
-> { Readline::HISTORY[-10] }.should raise_error(IndexError)
-> { Readline::HISTORY[-9] }.should raise_error(IndexError)
-> { Readline::HISTORY[-8] }.should raise_error(IndexError)
-> { Readline::HISTORY[8] }.should raise_error(IndexError)
-> { Readline::HISTORY[9] }.should raise_error(IndexError)
-> { Readline::HISTORY[10] }.should raise_error(IndexError)
end
end
end
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