1 files changed, 17 insertions, 17 deletions
diff --git a/spec/ruby/core/string/center_spec.rb b/spec/ruby/core/string/center_spec.rb
index 1667b59327..ac5b8a2ff3 100644
--- a/spec/ruby/core/string/center_spec.rb
+++ b/spec/ruby/core/string/center_spec.rb
@@ -57,10 +57,10 @@ describe "String#center with length, padding" do
   end
 
   it "raises a TypeError when length can't be converted to an integer" do
-    -> { "hello".center("x")       }.should raise_error(TypeError)
-    -> { "hello".center("x", "y")  }.should raise_error(TypeError)
-    -> { "hello".center([])        }.should raise_error(TypeError)
-    -> { "hello".center(mock('x')) }.should raise_error(TypeError)
+    -> { "hello".center("x")       }.should.raise(TypeError)
+    -> { "hello".center("x", "y")  }.should.raise(TypeError)
+    -> { "hello".center([])        }.should.raise(TypeError)
+    -> { "hello".center(mock('x')) }.should.raise(TypeError)
   end
 
   it "calls #to_str to convert padstr to a String" do
@@ -71,23 +71,23 @@ describe "String#center with length, padding" do
   end
 
   it "raises a TypeError when padstr can't be converted to a string" do
-    -> { "hello".center(20, 100)       }.should raise_error(TypeError)
-    -> { "hello".center(20, [])      }.should raise_error(TypeError)
-    -> { "hello".center(20, mock('x')) }.should raise_error(TypeError)
+    -> { "hello".center(20, 100)       }.should.raise(TypeError)
+    -> { "hello".center(20, [])      }.should.raise(TypeError)
+    -> { "hello".center(20, mock('x')) }.should.raise(TypeError)
   end
 
   it "raises an ArgumentError if padstr is empty" do
-    -> { "hello".center(10, "") }.should raise_error(ArgumentError)
-    -> { "hello".center(0, "")  }.should raise_error(ArgumentError)
+    -> { "hello".center(10, "") }.should.raise(ArgumentError)
+    -> { "hello".center(0, "")  }.should.raise(ArgumentError)
   end
 
   it "returns String instances when called on subclasses" do
-    StringSpecs::MyString.new("").center(10).should be_an_instance_of(String)
-    StringSpecs::MyString.new("foo").center(10).should be_an_instance_of(String)
-    StringSpecs::MyString.new("foo").center(10, StringSpecs::MyString.new("x")).should be_an_instance_of(String)
+    StringSpecs::MyString.new("").center(10).should.instance_of?(String)
+    StringSpecs::MyString.new("foo").center(10).should.instance_of?(String)
+    StringSpecs::MyString.new("foo").center(10, StringSpecs::MyString.new("x")).should.instance_of?(String)
 
-    "".center(10, StringSpecs::MyString.new("x")).should be_an_instance_of(String)
-    "foo".center(10, StringSpecs::MyString.new("x")).should be_an_instance_of(String)
+    "".center(10, StringSpecs::MyString.new("x")).should.instance_of?(String)
+    "foo".center(10, StringSpecs::MyString.new("x")).should.instance_of?(String)
   end
 
   describe "with width" do
@@ -95,7 +95,7 @@ describe "String#center with length, padding" do
       str = "abc".dup.force_encoding Encoding::IBM437
       result = str.center 6
       result.should == " abc  "
-      result.encoding.should equal(Encoding::IBM437)
+      result.encoding.should.equal?(Encoding::IBM437)
     end
   end
 
@@ -104,14 +104,14 @@ describe "String#center with length, padding" do
       str = "abc".dup.force_encoding Encoding::IBM437
       result = str.center 6, "あ"
       result.should == "あabcああ"
-      result.encoding.should equal(Encoding::UTF_8)
+      result.encoding.should.equal?(Encoding::UTF_8)
     end
 
     it "raises an Encoding::CompatibilityError if the encodings are incompatible" do
       pat = "ア".encode Encoding::EUC_JP
       -> do
         "あれ".center 5, pat
-      end.should raise_error(Encoding::CompatibilityError)
+      end.should.raise(Encoding::CompatibilityError)
     end
   end
 end