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Viewing changes to vendor/gems/rspec/spec/spec/matchers/be_close_spec.rb

  • Committer: Bazaar Package Importer
  • Author(s): Micah Anderson
  • Date: 2008-07-26 15:43:45 UTC
  • mto: (3.1.1 lenny) (1.3.1 upstream)
  • mto: This revision was merged to the branch mainline in revision 16.
  • Revision ID: james.westby@ubuntu.com-20080726154345-1fmgo76b4l72ulvc
Import upstream version 0.24.5

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vendor/gems/rspec/spec/spec/matchers/be_close_spec.rb
 
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require File.dirname(__FILE__) + '/../../spec_helper.rb'
 
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module Spec
 
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  module Matchers
 
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    describe BeClose do
 
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      it "should match when value == target" do
 
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        BeClose.new(5.0, 0.5).matches?(5.0).should be_true
 
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      end
 
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      it "should match when value < (target + delta)" do
 
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        BeClose.new(5.0, 0.5).matches?(5.49).should be_true
 
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      end
 
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      it "should match when value > (target - delta)" do
 
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        BeClose.new(5.0, 0.5).matches?(4.51).should be_true
 
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      end
 
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      it "should not match when value == (target - delta)" do
 
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        BeClose.new(5.0, 0.5).matches?(4.5).should be_false
 
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      end
 
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      it "should not match when value < (target - delta)" do
 
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        BeClose.new(5.0, 0.5).matches?(4.49).should be_false
 
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      end
 
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      it "should not match when value == (target + delta)" do
 
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        BeClose.new(5.0, 0.5).matches?(5.5).should be_false
 
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      end
 
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      it "should not match when value > (target + delta)" do
 
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        BeClose.new(5.0, 0.5).matches?(5.51).should be_false
 
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      end
 
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      it "should provide a useful failure message" do
 
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        #given
 
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          matcher = BeClose.new(5.0, 0.5)
 
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        #when
 
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          matcher.matches?(5.51)
 
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        #then
 
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          matcher.failure_message.should == "expected 5.0 +/- (< 0.5), got 5.51"
 
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      end
 
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      it "should describe itself" do
 
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        BeClose.new(5.0, 0.5).description.should == "be close to 5.0 (within +- 0.5)"
 
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      end
 
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    end
 
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  end
 
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end