Contents

require 'spec_helper'

RSpec.describe('Anchor scanning') do
  tests = {
   '^abc'       => [0, :anchor,     :bol,                   '^',    0, 1],
   'abc$'       => [1, :anchor,     :eol,                   '$',    3, 4],

   '\Aabc'      => [0, :anchor,     :bos,                   '\A',   0, 2],
   'abc\z'      => [1, :anchor,     :eos,                   '\z',   3, 5],
   'abc\Z'      => [1, :anchor,     :eos_ob_eol,            '\Z',   3, 5],

   'a\bc'       => [1, :anchor,     :word_boundary,         '\b',   1, 3],
   'a\Bc'       => [1, :anchor,     :nonword_boundary,      '\B',   1, 3],

   'a\Gc'       => [1, :anchor,     :match_start,           '\G',   1, 3],

   "\\\\Ac"     => [0, :escape,    :backslash,              '\\\\', 0, 2],
   "a\\\\z"     => [1, :escape,    :backslash,              '\\\\', 1, 3],
   "a\\\\Z"     => [1, :escape,    :backslash,              '\\\\', 1, 3],
   "a\\\\bc"    => [1, :escape,    :backslash,              '\\\\', 1, 3],
   "a\\\\Bc"    => [1, :escape,    :backslash,              '\\\\', 1, 3],
  }

  tests.each_with_index do |(pattern, (index, type, token, text, ts, te)), count|
    specify("scanner_#{type}_#{token}_#{count}") do
      tokens = RS.scan(pattern)
      result = tokens[index]

      expect(result[0]).to eq type
      expect(result[1]).to eq token
      expect(result[2]).to eq text
      expect(result[3]).to eq ts
      expect(result[4]).to eq te
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
regexp_parser-1.5.0	spec/scanner/anchors_spec.rb