Update to ruby/spec@28a728b

2 files changed, 16 insertions, 0 deletions

diff --git a/spec/ruby/core/matchdata/regexp_spec.rb b/spec/ruby/core/matchdata/regexp_spec.rb
index 05a8e80567..7a4783434c 100644
--- a/spec/ruby/core/matchdata/regexp_spec.rb
+++ b/spec/ruby/core/matchdata/regexp_spec.rb
@@ -10,4 +10,9 @@ describe "MatchData#regexp" do
     m = 'haystack'.match(/hay/)
     m.regexp.should == /hay/
   end
+
+  it "returns a Regexp for the result of gsub(String)" do
+    'he[[o'.gsub('[', ']')
+    $~.regexp.should == /\[/
+  end
 end
diff --git a/spec/ruby/core/matchdata/string_spec.rb b/spec/ruby/core/matchdata/string_spec.rb
index ff1b4eab5b..db0d5dfbdc 100644
--- a/spec/ruby/core/matchdata/string_spec.rb
+++ b/spec/ruby/core/matchdata/string_spec.rb
@@ -11,4 +11,15 @@ describe "MatchData#string" do
     str.should == "THX1138."
     str.frozen?.should == true
   end
+
+  it "returns the same frozen string for every call" do
+    md = /(.)(.)(\d+)(\d)/.match("THX1138.")
+    md.string.should equal(md.string)
+  end
+
+  it "returns a frozen copy of the matched string for gsub(String)" do
+    'he[[o'.gsub!('[', ']')
+    $~.string.should == 'he[[o'
+    $~.string.frozen?.should == true
+  end
 end