# -*- encoding: utf-8 -*-
# The examples below are based on the definitions in
# http://unicode.org/reports/tr18/ , which was deemed authoritative in
# http://redmine.ruby-lang.org/issues/show/1889 .

it "matches ASCII characters with [[:ascii:]]" do
  "\x00".match(/[[:ascii:]]/).to_a.should == ["\x00"]
  "\x7F".match(/[[:ascii:]]/).to_a.should == ["\x7F"]
end

it "doesn't match non-ASCII characters with [[:ascii:]]" do
  ('/[[:ascii:]]/').match("\u{80}").should be_nil
  ('/[[:ascii:]]/').match("\u{9898}").should be_nil
end

it "matches Unicode letter characters with [[:alnum:]]" do
  "à".match(/[[:alnum:]]/).to_a.should == ["à"]
end

it "matches Unicode digits with [[:alnum:]]" do
  "\u{0660}".match(/[[:alnum:]]/).to_a.should == ["\u{0660}"]
end

it "doesn't matches Unicode marks with [[:alnum:]]" do
  "\u{36F}".match(/[[:alnum:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:alnum:]]" do
  "\u{16}".match(/[[:alnum:]]/).to_a.should == []
end

it "doesn't match Unicode punctuation characters with [[:alnum:]]" do
  "\u{3F}".match(/[[:alnum:]]/).to_a.should == []
end

it "matches Unicode letter characters with [[:alpha:]]" do
  "à".match(/[[:alpha:]]/).to_a.should == ["à"]
end

it "doesn't match Unicode digits with [[:alpha:]]" do
  "\u{0660}".match(/[[:alpha:]]/).to_a.should == []
end

it "doesn't matches Unicode marks with [[:alpha:]]" do
  "\u{36F}".match(/[[:alpha:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:alpha:]]" do
  "\u{16}".match(/[[:alpha:]]/).to_a.should == []
end

it "doesn't match Unicode punctuation characters with [[:alpha:]]" do
  "\u{3F}".match(/[[:alpha:]]/).to_a.should == []
end

it "matches Unicode space characters with [[:blank:]]" do
  "\u{180E}".match(/[[:blank:]]/).to_a.should == ["\u{180E}"]
  "\u{1680}".match(/[[:blank:]]/).to_a.should == ["\u{1680}"]
end

it "doesn't match Unicode control characters with [[:blank:]]" do
  "\u{16}".match(/[[:blank:]]/).should be_nil
end

it "doesn't match Unicode punctuation characters with [[:blank:]]" do
  "\u{3F}".match(/[[:blank:]]/).should be_nil
end

it "doesn't match Unicode letter characters with [[:blank:]]" do
  "à".match(/[[:blank:]]/).should be_nil
end

it "doesn't match Unicode digits with [[:blank:]]" do
  "\u{0660}".match(/[[:blank:]]/).should be_nil
end

it "doesn't match Unicode marks with [[:blank:]]" do
  "\u{36F}".match(/[[:blank:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:blank:]]" do
  "\u{16}".match(/[[:blank:]]/).should be_nil
end

it "doesn't Unicode letter characters with [[:cntrl:]]" do
  "à".match(/[[:cntrl:]]/).should be_nil
end

it "doesn't match Unicode digits with [[:cntrl:]]" do
  "\u{0660}".match(/[[:cntrl:]]/).should be_nil
end

it "doesn't match Unicode marks with [[:cntrl:]]" do
  "\u{36F}".match(/[[:cntrl:]]/).should be_nil
end

it "doesn't match Unicode punctuation characters with [[:cntrl:]]" do
  "\u{3F}".match(/[[:cntrl:]]/).should be_nil
end

it "matches Unicode control characters with [[:cntrl:]]" do
  "\u{16}".match(/[[:cntrl:]]/).to_a.should == ["\u{16}"]
end

it "doesn't match Unicode format characters with [[:cntrl:]]" do
  "\u{2060}".match(/[[:cntrl:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:cntrl:]]" do
  "\u{E001}".match(/[[:cntrl:]]/).should be_nil
end

it "doesn't match Unicode letter characters with [[:digit:]]" do
  "à".match(/[[:digit:]]/).should be_nil
end

it "matches Unicode digits with [[:digit:]]" do
  "\u{0660}".match(/[[:digit:]]/).to_a.should == ["\u{0660}"]
  "\u{FF12}".match(/[[:digit:]]/).to_a.should == ["\u{FF12}"]
end

it "doesn't match Unicode marks with [[:digit:]]" do
  "\u{36F}".match(/[[:digit:]]/).should be_nil
end

it "doesn't match Unicode punctuation characters with [[:digit:]]" do
  "\u{3F}".match(/[[:digit:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:digit:]]" do
  "\u{16}".match(/[[:digit:]]/).should be_nil
end

it "doesn't match Unicode format characters with [[:digit:]]" do
  "\u{2060}".match(/[[:digit:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:digit:]]" do
  "\u{E001}".match(/[[:digit:]]/).should be_nil
end

it "matches Unicode letter characters with [[:graph:]]" do
    "à".match(/[[:graph:]]/).to_a.should == ["à"]
end

it "matches Unicode digits with [[:graph:]]" do
  "\u{0660}".match(/[[:graph:]]/).to_a.should == ["\u{0660}"]
  "\u{FF12}".match(/[[:graph:]]/).to_a.should == ["\u{FF12}"]
end

it "matches Unicode marks with [[:graph:]]" do
  "\u{36F}".match(/[[:graph:]]/).to_a.should ==["\u{36F}"]
end

it "matches Unicode punctuation characters with [[:graph:]]" do
  "\u{3F}".match(/[[:graph:]]/).to_a.should == ["\u{3F}"]
end

it "doesn't match Unicode control characters with [[:graph:]]" do
  "\u{16}".match(/[[:graph:]]/).should be_nil
end

it "match Unicode format characters with [[:graph:]]" do
  "\u{2060}".match(/[[:graph:]]/).to_a.should == ["\u2060"]
end

it "match Unicode private-use characters with [[:graph:]]" do
  "\u{E001}".match(/[[:graph:]]/).to_a.should == ["\u{E001}"]
end

it "matches Unicode lowercase letter characters with [[:lower:]]" do
  "\u{FF41}".match(/[[:lower:]]/).to_a.should == ["\u{FF41}"]
  "\u{1D484}".match(/[[:lower:]]/).to_a.should == ["\u{1D484}"]
  "\u{E8}".match(/[[:lower:]]/).to_a.should == ["\u{E8}"]
end

it "doesn't match Unicode uppercase letter characters with [[:lower:]]" do
  "\u{100}".match(/[[:lower:]]/).should be_nil
  "\u{130}".match(/[[:lower:]]/).should be_nil
  "\u{405}".match(/[[:lower:]]/).should be_nil
end

it "doesn't match Unicode title-case characters with [[:lower:]]" do
  "\u{1F88}".match(/[[:lower:]]/).should be_nil
  "\u{1FAD}".match(/[[:lower:]]/).should be_nil
  "\u{01C5}".match(/[[:lower:]]/).should be_nil
end

it "doesn't match Unicode digits with [[:lower:]]" do
  "\u{0660}".match(/[[:lower:]]/).should be_nil
  "\u{FF12}".match(/[[:lower:]]/).should be_nil
end

it "doesn't match Unicode marks with [[:lower:]]" do
  "\u{36F}".match(/[[:lower:]]/).should be_nil
end

it "doesn't match Unicode punctuation characters with [[:lower:]]" do
  "\u{3F}".match(/[[:lower:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:lower:]]" do
  "\u{16}".match(/[[:lower:]]/).should be_nil
end

it "doesn't match Unicode format characters with [[:lower:]]" do
  "\u{2060}".match(/[[:lower:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:lower:]]" do
  "\u{E001}".match(/[[:lower:]]/).should be_nil
end

it "matches Unicode lowercase letter characters with [[:print:]]" do
  "\u{FF41}".match(/[[:print:]]/).to_a.should == ["\u{FF41}"]
  "\u{1D484}".match(/[[:print:]]/).to_a.should == ["\u{1D484}"]
  "\u{E8}".match(/[[:print:]]/).to_a.should == ["\u{E8}"]
end

it "matches Unicode uppercase letter characters with [[:print:]]" do
  "\u{100}".match(/[[:print:]]/).to_a.should == ["\u{100}"]
  "\u{130}".match(/[[:print:]]/).to_a.should == ["\u{130}"]
  "\u{405}".match(/[[:print:]]/).to_a.should == ["\u{405}"]
end

it "matches Unicode title-case characters with [[:print:]]" do
  "\u{1F88}".match(/[[:print:]]/).to_a.should == ["\u{1F88}"]
  "\u{1FAD}".match(/[[:print:]]/).to_a.should == ["\u{1FAD}"]
  "\u{01C5}".match(/[[:print:]]/).to_a.should == ["\u{01C5}"]
end

it "matches Unicode digits with [[:print:]]" do
  "\u{0660}".match(/[[:print:]]/).to_a.should == ["\u{0660}"]
  "\u{FF12}".match(/[[:print:]]/).to_a.should == ["\u{FF12}"]
end

it "matches Unicode marks with [[:print:]]" do
  "\u{36F}".match(/[[:print:]]/).to_a.should == ["\u{36F}"]
end

it "matches Unicode punctuation characters with [[:print:]]" do
  "\u{3F}".match(/[[:print:]]/).to_a.should == ["\u{3F}"]
end

it "doesn't match Unicode control characters with [[:print:]]" do
  "\u{16}".match(/[[:print:]]/).should be_nil
end

it "match Unicode format characters with [[:print:]]" do
  "\u{2060}".match(/[[:print:]]/).to_a.should == ["\u{2060}"]
end

it "match Unicode private-use characters with [[:print:]]" do
  "\u{E001}".match(/[[:print:]]/).to_a.should == ["\u{E001}"]
end


it "doesn't match Unicode lowercase letter characters with [[:punct:]]" do
  "\u{FF41}".match(/[[:punct:]]/).should be_nil
  "\u{1D484}".match(/[[:punct:]]/).should be_nil
  "\u{E8}".match(/[[:punct:]]/).should be_nil
end

it "doesn't match Unicode uppercase letter characters with [[:punct:]]" do
  "\u{100}".match(/[[:punct:]]/).should be_nil
  "\u{130}".match(/[[:punct:]]/).should be_nil
  "\u{405}".match(/[[:punct:]]/).should be_nil
end

it "doesn't match Unicode title-case characters with [[:punct:]]" do
  "\u{1F88}".match(/[[:punct:]]/).should be_nil
  "\u{1FAD}".match(/[[:punct:]]/).should be_nil
  "\u{01C5}".match(/[[:punct:]]/).should be_nil
end

it "doesn't match Unicode digits with [[:punct:]]" do
  "\u{0660}".match(/[[:punct:]]/).should be_nil
  "\u{FF12}".match(/[[:punct:]]/).should be_nil
end

it "doesn't match Unicode marks with [[:punct:]]" do
  "\u{36F}".match(/[[:punct:]]/).should be_nil
end

it "matches Unicode Pc characters with [[:punct:]]" do
  "\u{203F}".match(/[[:punct:]]/).to_a.should == ["\u{203F}"]
end

it "matches Unicode Pd characters with [[:punct:]]" do
  "\u{2E17}".match(/[[:punct:]]/).to_a.should == ["\u{2E17}"]
end

it "matches Unicode Ps characters with [[:punct:]]" do
  "\u{0F3A}".match(/[[:punct:]]/).to_a.should == ["\u{0F3A}"]
end

it "matches Unicode Pe characters with [[:punct:]]" do
  "\u{2046}".match(/[[:punct:]]/).to_a.should == ["\u{2046}"]
end

it "matches Unicode Pi characters with [[:punct:]]" do
  "\u{00AB}".match(/[[:punct:]]/).to_a.should == ["\u{00AB}"]
end

it "matches Unicode Pf characters with [[:punct:]]" do
  "\u{201D}".match(/[[:punct:]]/).to_a.should == ["\u{201D}"]
end

it "matches Unicode Pf characters with [[:punct:]]" do
  "\u{00BB}".match(/[[:punct:]]/).to_a.should == ["\u{00BB}"]
end

it "matches Unicode Po characters with [[:punct:]]" do
  "\u{00BF}".match(/[[:punct:]]/).to_a.should == ["\u{00BF}"]
end

it "doesn't match Unicode format characters with [[:punct:]]" do
  "\u{2060}".match(/[[:punct:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:punct:]]" do
  "\u{E001}".match(/[[:punct:]]/).should be_nil
end

it "doesn't match Unicode lowercase letter characters with [[:space:]]" do
  "\u{FF41}".match(/[[:space:]]/).should be_nil
  "\u{1D484}".match(/[[:space:]]/).should be_nil
  "\u{E8}".match(/[[:space:]]/).should be_nil
end

it "doesn't match Unicode uppercase letter characters with [[:space:]]" do
  "\u{100}".match(/[[:space:]]/).should be_nil
  "\u{130}".match(/[[:space:]]/).should be_nil
  "\u{405}".match(/[[:space:]]/).should be_nil
end

it "doesn't match Unicode title-case characters with [[:space:]]" do
  "\u{1F88}".match(/[[:space:]]/).should be_nil
  "\u{1FAD}".match(/[[:space:]]/).should be_nil
  "\u{01C5}".match(/[[:space:]]/).should be_nil
end

it "doesn't match Unicode digits with [[:space:]]" do
  "\u{0660}".match(/[[:space:]]/).should be_nil
  "\u{FF12}".match(/[[:space:]]/).should be_nil
end

it "doesn't match Unicode marks with [[:space:]]" do
  "\u{36F}".match(/[[:space:]]/).should be_nil
end

it "matches Unicode Zs characters with [[:space:]]" do
  "\u{205F}".match(/[[:space:]]/).to_a.should == ["\u{205F}"]
end

it "matches Unicode Zl characters with [[:space:]]" do
  "\u{2028}".match(/[[:space:]]/).to_a.should == ["\u{2028}"]
end

it "matches Unicode Zp characters with [[:space:]]" do
  "\u{2029}".match(/[[:space:]]/).to_a.should == ["\u{2029}"]
end

it "doesn't match Unicode format characters with [[:space:]]" do
  "\u{2060}".match(/[[:space:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:space:]]" do
  "\u{E001}".match(/[[:space:]]/).should be_nil
end

it "doesn't match Unicode lowercase characters with [[:upper:]]" do
  "\u{FF41}".match(/[[:upper:]]/).should be_nil
  "\u{1D484}".match(/[[:upper:]]/).should be_nil
  "\u{E8}".match(/[[:upper:]]/).should be_nil
end

it "matches Unicode uppercase characters with [[:upper:]]" do
  "\u{100}".match(/[[:upper:]]/).to_a.should == ["\u{100}"]
  "\u{130}".match(/[[:upper:]]/).to_a.should == ["\u{130}"]
  "\u{405}".match(/[[:upper:]]/).to_a.should == ["\u{405}"]
end

it "doesn't match Unicode title-case characters with [[:upper:]]" do
  "\u{1F88}".match(/[[:upper:]]/).should be_nil
  "\u{1FAD}".match(/[[:upper:]]/).should be_nil
  "\u{01C5}".match(/[[:upper:]]/).should be_nil
end

it "doesn't match Unicode digits with [[:upper:]]" do
  "\u{0660}".match(/[[:upper:]]/).should be_nil
  "\u{FF12}".match(/[[:upper:]]/).should be_nil
end

it "doesn't match Unicode marks with [[:upper:]]" do
  "\u{36F}".match(/[[:upper:]]/).should be_nil
end

it "doesn't match Unicode punctuation characters with [[:upper:]]" do
  "\u{3F}".match(/[[:upper:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:upper:]]" do
  "\u{16}".match(/[[:upper:]]/).should be_nil
end

it "doesn't match Unicode format characters with [[:upper:]]" do
  "\u{2060}".match(/[[:upper:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:upper:]]" do
  "\u{E001}".match(/[[:upper:]]/).should be_nil
end

it "doesn't match Unicode letter characters [^a-fA-F] with [[:xdigit:]]" do
  "à".match(/[[:xdigit:]]/).should be_nil
  "g".match(/[[:xdigit:]]/).should be_nil
  "X".match(/[[:xdigit:]]/).should be_nil
end

it "matches Unicode letter characters [a-fA-F] with [[:xdigit:]]" do
  "a".match(/[[:xdigit:]]/).to_a.should == ["a"]
  "F".match(/[[:xdigit:]]/).to_a.should == ["F"]
end

it "doesn't match Unicode digits [^0-9] with [[:xdigit:]]" do
  "\u{0660}".match(/[[:xdigit:]]/).should be_nil
  "\u{FF12}".match(/[[:xdigit:]]/).should be_nil
end

it "doesn't match Unicode marks with [[:xdigit:]]" do
  "\u{36F}".match(/[[:xdigit:]]/).should be_nil
end

it "doesn't match Unicode punctuation characters with [[:xdigit:]]" do
  "\u{3F}".match(/[[:xdigit:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:xdigit:]]" do
  "\u{16}".match(/[[:xdigit:]]/).should be_nil
end

it "doesn't match Unicode format characters with [[:xdigit:]]" do
  "\u{2060}".match(/[[:xdigit:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:xdigit:]]" do
  "\u{E001}".match(/[[:xdigit:]]/).should be_nil
end

it "matches Unicode lowercase characters with [[:word:]]" do
  "\u{FF41}".match(/[[:word:]]/).to_a.should == ["\u{FF41}"]
  "\u{1D484}".match(/[[:word:]]/).to_a.should == ["\u{1D484}"]
  "\u{E8}".match(/[[:word:]]/).to_a.should == ["\u{E8}"]
end

it "matches Unicode uppercase characters with [[:word:]]" do
  "\u{100}".match(/[[:word:]]/).to_a.should == ["\u{100}"]
  "\u{130}".match(/[[:word:]]/).to_a.should == ["\u{130}"]
  "\u{405}".match(/[[:word:]]/).to_a.should == ["\u{405}"]
end

it "matches Unicode title-case characters with [[:word:]]" do
  "\u{1F88}".match(/[[:word:]]/).to_a.should == ["\u{1F88}"]
  "\u{1FAD}".match(/[[:word:]]/).to_a.should == ["\u{1FAD}"]
  "\u{01C5}".match(/[[:word:]]/).to_a.should == ["\u{01C5}"]
end

it "matches Unicode decimal digits with [[:word:]]" do
  "\u{FF10}".match(/[[:word:]]/).to_a.should == ["\u{FF10}"]
  "\u{096C}".match(/[[:word:]]/).to_a.should == ["\u{096C}"]
end

it "matches Unicode marks with [[:word:]]" do
  "\u{36F}".match(/[[:word:]]/).to_a.should == ["\u{36F}"]
end

it "match Unicode Nl characters with [[:word:]]" do
  "\u{16EE}".match(/[[:word:]]/).to_a.should == ["\u{16EE}"]
end

it "doesn't match Unicode No characters with [[:word:]]" do
  "\u{17F0}".match(/[[:word:]]/).should be_nil
end
it "doesn't match Unicode punctuation characters with [[:word:]]" do
  "\u{3F}".match(/[[:word:]]/).should be_nil
end

it "doesn't match Unicode control characters with [[:word:]]" do
  "\u{16}".match(/[[:word:]]/).should be_nil
end

it "doesn't match Unicode format characters with [[:word:]]" do
  "\u{2060}".match(/[[:word:]]/).should be_nil
end

it "doesn't match Unicode private-use characters with [[:word:]]" do
  "\u{E001}".match(/[[:word:]]/).should be_nil
end