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# frozen_string_literal: true
require "abstract_unit"
require "active_support/core_ext/regexp"
class RegexpExtAccessTests < ActiveSupport::TestCase
def test_multiline
assert_equal true, //m.multiline?
assert_equal false, //.multiline?
assert_equal false, /(?m:)/.multiline?
end
# Based on https://github.com/ruby/ruby/blob/trunk/test/ruby/test_regexp.rb.
def test_match_p
/back(...)/ =~ "backref"
# must match here, but not in a separate method, e.g., assert_send,
# to check if $~ is affected or not.
assert_equal false, //.match?(nil)
assert_equal true, //.match?("")
assert_equal true, /.../.match?(:abc)
assert_raise(TypeError) { /.../.match?(Object.new) }
assert_equal true, /b/.match?("abc")
assert_equal true, /b/.match?("abc", 1)
assert_equal true, /../.match?("abc", 1)
assert_equal true, /../.match?("abc", -2)
assert_equal false, /../.match?("abc", -4)
assert_equal false, /../.match?("abc", 4)
assert_equal true, /\z/.match?("")
assert_equal true, /\z/.match?("abc")
assert_equal true, /R.../.match?("Ruby")
assert_equal false, /R.../.match?("Ruby", 1)
assert_equal false, /P.../.match?("Ruby")
assert_equal "backref", $&
assert_equal "ref", $1
end
end
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