1 files changed, 9 insertions, 11 deletions
diff --git a/spec/ruby/core/string/tr_s_spec.rb b/spec/ruby/core/string/tr_s_spec.rb
index dd72da440c..22a193ec4b 100644
--- a/spec/ruby/core/string/tr_s_spec.rb
+++ b/spec/ruby/core/string/tr_s_spec.rb
@@ -18,13 +18,11 @@ describe "String#tr_s" do
     "hello ^--^".tr_s("---", "_").should == "hello ^_^"
   end
 
-  ruby_bug "#19769", ""..."3.3" do
-    it "accepts c1-c1 notation to denote range of one character" do
-      "hello".tr_s('e-e', 'x').should == "hxllo"
-      "123456789".tr_s("2-23","xy").should == "1xy456789"
-      "hello ^-^".tr_s("e-", "a-a_").should == "hallo ^_^"
-      "hello ^-^".tr_s("---o", "_a").should == "hella ^_^"
-    end
+  it "accepts c1-c1 notation to denote range of one character" do
+    "hello".tr_s('e-e', 'x').should == "hxllo"
+    "123456789".tr_s("2-23","xy").should == "1xy456789"
+    "hello ^-^".tr_s("e-", "a-a_").should == "hallo ^_^"
+    "hello ^-^".tr_s("---o", "_a").should == "hella ^_^"
   end
 
   it "pads to_str with its last char if it is shorter than from_string" do
@@ -56,7 +54,7 @@ describe "String#tr_s" do
   end
 
   it "returns String instances when called on a subclass" do
-    StringSpecs::MyString.new("hello").tr_s("e", "a").should be_an_instance_of(String)
+    StringSpecs::MyString.new("hello").tr_s("e", "a").should.instance_of?(String)
   end
 
   # http://redmine.ruby-lang.org/issues/show/1839
@@ -126,8 +124,8 @@ describe "String#tr_s!" do
 
   it "raises a FrozenError if self is frozen" do
     s = "hello".freeze
-    -> { s.tr_s!("el", "ar") }.should raise_error(FrozenError)
-    -> { s.tr_s!("l", "r")   }.should raise_error(FrozenError)
-    -> { s.tr_s!("", "")     }.should raise_error(FrozenError)
+    -> { s.tr_s!("el", "ar") }.should.raise(FrozenError)
+    -> { s.tr_s!("l", "r")   }.should.raise(FrozenError)
+    -> { s.tr_s!("", "")     }.should.raise(FrozenError)
   end
 end