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-rw-r--r--spec/ruby/library/stringscanner/rest_size_spec.rb27
1 files changed, 25 insertions, 2 deletions
diff --git a/spec/ruby/library/stringscanner/rest_size_spec.rb b/spec/ruby/library/stringscanner/rest_size_spec.rb
index e62e3a8f8c..65d3b50e08 100644
--- a/spec/ruby/library/stringscanner/rest_size_spec.rb
+++ b/spec/ruby/library/stringscanner/rest_size_spec.rb
@@ -1,7 +1,30 @@
require_relative '../../spec_helper'
-require_relative 'shared/rest_size'
require 'strscan'
describe "StringScanner#rest_size" do
- it_behaves_like :strscan_rest_size, :rest_size
+ before :each do
+ @s = StringScanner.new('This is a test')
+ end
+
+ it "returns the length of the rest of the string" do
+ @s.rest_size.should == 14
+ @s.scan(/This/)
+ @s.rest_size.should == 10
+ @s.terminate
+ @s.rest_size.should == 0
+ end
+
+ it "is equivalent to rest.bytesize" do
+ @s.scan(/This/)
+ @s.rest_size.should == @s.rest.bytesize
+
+ s = StringScanner.new('été')
+ s.rest_size.should == 5
+ s.scan(/./)
+ s.rest_size.should == 3
+ s.scan(/./)
+ s.rest_size.should == 2
+ s.scan(/./)
+ s.rest_size.should == 0
+ end
end