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29 lines
758 B
Ruby
29 lines
758 B
Ruby
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require File.expand_path('../../../spec_helper', __FILE__)
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require File.expand_path('../shared/extract_range_matched', __FILE__)
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require 'strscan'
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describe "StringScanner#post_match" do
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before :each do
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@s = StringScanner.new("This is a test")
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end
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it "returns the post-match (in the regular expression sense) of the last scan" do
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@s.post_match.should == nil
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@s.scan(/\w+\s/)
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@s.post_match.should == "is a test"
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@s.getch
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@s.post_match.should == "s a test"
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@s.get_byte
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@s.post_match.should == " a test"
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@s.get_byte
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@s.post_match.should == "a test"
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end
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it "returns nil if there's no match" do
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@s.scan(/\s+/)
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@s.post_match.should == nil
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end
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it_behaves_like :extract_range_matched, :post_match
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end
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