Update to ruby/spec@8b743a3

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65388 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 31 insertions, 0 deletions

diff --git a/spec/ruby/language/regexp/back-references_spec.rb b/spec/ruby/language/regexp/back-references_spec.rb
index fb1e1eb594..81015ac21e 100644
--- a/spec/ruby/language/regexp/back-references_spec.rb
+++ b/spec/ruby/language/regexp/back-references_spec.rb
@@ -46,4 +46,8 @@ describe "Regexps with back-references" do
   it "resets nested \<n> backreference before match of outer subexpression" do
     /(a\1?){2}/.match("aaaa").to_a.should == ["aa", "a"]
   end
+
+  it "can match an optional quote, followed by content, followed by a matching quote, as the whole string" do
+    /^("|)(.*)\1$/.match('x').to_a.should == ["x", "", "x"]
+  end
 end
diff --git a/spec/ruby/language/regexp_spec.rb b/spec/ruby/language/regexp_spec.rb
index 19f4871e6e..6da29ee7a2 100644
--- a/spec/ruby/language/regexp_spec.rb
+++ b/spec/ruby/language/regexp_spec.rb
@@ -167,4 +167,31 @@ describe "Literal Regexps" do
       pattern.to_s.should == ref
     end
   end
+
+  ruby_version_is '2.4' do
+    it "support handling unicode 9.0 characters with POSIX bracket expressions" do
+      char_lowercase = "\u{104D8}" # OSAGE SMALL LETTER A
+      /[[:lower:]]/.match(char_lowercase).to_s.should == char_lowercase
+      char_uppercase = "\u{104B0}" # OSAGE CAPITAL LETTER A
+      /[[:upper:]]/.match(char_uppercase).to_s.should == char_uppercase
+    end
+  end
+
+  ruby_version_is ""..."2.4" do
+    it "does not support handling unicode 9.0 characters with POSIX bracket expressions" do
+      char_lowercase = "\u{104D8}" # OSAGE SMALL LETTER A
+      /[[:lower:]]/.match(char_lowercase).should == nil
+
+      char_uppercase = "\u{104B0}" # OSAGE CAPITAL LETTER A
+      /[[:upper:]]/.match(char_lowercase).should == nil
+    end
+
+    it "supports handling unicode 8.0 characters with POSIX bracket expressions" do
+      char_lowercase = "\u{A7B5}" # LATIN SMALL LETTER BETA
+      /[[:lower:]]/.match(char_lowercase).to_s.should == char_lowercase
+
+      char_uppercase = "\u{A7B4}" # LATIN CAPITAL LETTER BETA
+      /[[:upper:]]/.match(char_uppercase).to_s.should == char_uppercase
+    end
+  end
 end