mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
1d15d5f080
* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
24 lines
591 B
Ruby
24 lines
591 B
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
|
|
require 'strscan'
|
|
|
|
describe "StringScanner#exist?" do
|
|
before :each do
|
|
@s = StringScanner.new("This is a test")
|
|
end
|
|
|
|
it "returns the index of the first occurrence of the given pattern" do
|
|
@s.exist?(/s/).should == 4
|
|
@s.scan(/This is/)
|
|
@s.exist?(/s/).should == 6
|
|
end
|
|
|
|
it "returns 0 if the pattern is empty" do
|
|
@s.exist?(//).should == 0
|
|
end
|
|
|
|
it "returns nil if the pattern isn't found in the string" do
|
|
@s.exist?(/S/).should == nil
|
|
@s.scan(/This is/)
|
|
@s.exist?(/i/).should == nil
|
|
end
|
|
end
|