File: shift_spec.rb

package info (click to toggle)
jruby 1.7.26-1%2Bdeb9u1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 84,572 kB
  • sloc: ruby: 669,910; java: 253,056; xml: 35,152; ansic: 9,187; yacc: 7,267; cpp: 5,244; sh: 1,036; makefile: 345; jsp: 48; tcl: 40
file content (34 lines) | stat: -rw-r--r-- 1,011 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
require File.expand_path('../../../../spec_helper', __FILE__)

process_is_foreground do
  with_feature :readline do
    require 'readline'

    describe "Readline::HISTORY.shift" do
      it "returns nil when the history is empty" do
        Readline::HISTORY.shift.should be_nil
      end

      it "returns and removes the first item from the history" do
        Readline::HISTORY.push("1", "2", "3")
        Readline::HISTORY.size.should == 3

        Readline::HISTORY.shift.should == "1"
        Readline::HISTORY.size.should == 2

        Readline::HISTORY.shift.should == "2"
        Readline::HISTORY.size.should == 1

        Readline::HISTORY.shift.should == "3"
        Readline::HISTORY.size.should == 0
      end

      it "taints the returned strings" do
        Readline::HISTORY.push("1", "2", "3")
        Readline::HISTORY.shift.tainted?.should be_true
        Readline::HISTORY.shift.tainted?.should be_true
        Readline::HISTORY.shift.tainted?.should be_true
      end
    end
  end
end