4 files changed, 37 insertions, 12 deletions
diff --git a/spec/ruby/shared/fiber/resume.rb b/spec/ruby/shared/fiber/resume.rb
index a680839a4b..058ef4e15a 100644
--- a/spec/ruby/shared/fiber/resume.rb
+++ b/spec/ruby/shared/fiber/resume.rb
@@ -10,13 +10,13 @@ describe :fiber_resume, shared: true do
   end
 
   it "raises a FiberError if invoked from a different Thread" do
-    fiber = Fiber.new { }
-    lambda do
-      Thread.new do
+    fiber = Fiber.new { 42 }
+    Thread.new do
+      -> {
         fiber.resume
-      end.join
-    end.should raise_error(FiberError)
-    fiber.resume
+      }.should raise_error(FiberError)
+    end.join
+    fiber.resume.should == 42
   end
 
   it "passes control to the beginning of the block on first invocation" do
diff --git a/spec/ruby/shared/rational/minus.rb b/spec/ruby/shared/rational/minus.rb
index 01c743be72..e23430111e 100644
--- a/spec/ruby/shared/rational/minus.rb
+++ b/spec/ruby/shared/rational/minus.rb
@@ -1,7 +1,7 @@
 require File.expand_path('../../../spec_helper', __FILE__)
 
 describe :rational_minus_rat, shared: true do
-  it "returns the result of substracting other from self as a Rational" do
+  it "returns the result of subtracting other from self as a Rational" do
     (Rational(3, 4) - Rational(0, 1)).should eql(Rational(3, 4))
     (Rational(3, 4) - Rational(1, 4)).should eql(Rational(1, 2))
 
@@ -10,14 +10,14 @@ describe :rational_minus_rat, shared: true do
 end
 
 describe :rational_minus_int, shared: true do
-  it "returns the result of substracting other from self as a Rational" do
+  it "returns the result of subtracting other from self as a Rational" do
     (Rational(3, 4) - 1).should eql(Rational(-1, 4))
     (Rational(3, 4) - 2).should eql(Rational(-5, 4))
   end
 end
 
 describe :rational_minus_float, shared: true do
-  it "returns the result of substracting other from self as a Float" do
+  it "returns the result of subtracting other from self as a Float" do
     (Rational(3, 4) - 0.2).should eql(0.55)
     (Rational(3, 4) - 2.5).should eql(-1.75)
   end
diff --git a/spec/ruby/shared/rational/plus.rb b/spec/ruby/shared/rational/plus.rb
index d078a41425..e37c757c13 100644
--- a/spec/ruby/shared/rational/plus.rb
+++ b/spec/ruby/shared/rational/plus.rb
@@ -1,7 +1,7 @@
 require File.expand_path('../../../spec_helper', __FILE__)
 
 describe :rational_plus_rat, shared: true do
-  it "returns the result of substracting other from self as a Rational" do
+  it "returns the result of subtracting other from self as a Rational" do
     (Rational(3, 4) + Rational(0, 1)).should eql(Rational(3, 4))
     (Rational(3, 4) + Rational(1, 4)).should eql(Rational(1, 1))
 
@@ -10,14 +10,14 @@ describe :rational_plus_rat, shared: true do
 end
 
 describe :rational_plus_int, shared: true do
-  it "returns the result of substracting other from self as a Rational" do
+  it "returns the result of subtracting other from self as a Rational" do
     (Rational(3, 4) + 1).should eql(Rational(7, 4))
     (Rational(3, 4) + 2).should eql(Rational(11, 4))
   end
 end
 
 describe :rational_plus_float, shared: true do
-  it "returns the result of substracting other from self as a Float" do
+  it "returns the result of subtracting other from self as a Float" do
     (Rational(3, 4) + 0.2).should eql(0.95)
     (Rational(3, 4) + 2.5).should eql(3.25)
   end
diff --git a/spec/ruby/shared/rational/round.rb b/spec/ruby/shared/rational/round.rb
index 8874daceea..c7a4cc6d07 100644
--- a/spec/ruby/shared/rational/round.rb
+++ b/spec/ruby/shared/rational/round.rb
@@ -68,4 +68,29 @@ describe :rational_round, shared: true do
       Rational(3, 2).round(2_097_171).should == Rational(3, 2)
     end
   end
+
+  ruby_version_is "2.4" do
+    describe "with half option" do
+      it "returns an Integer when precision is not passed" do
+        Rational(10, 4).round(half: :up).should == 3
+        Rational(10, 4).round(half: :down).should == 2
+        Rational(10, 4).round(half: :even).should == 2
+        Rational(-10, 4).round(half: :up).should == -3
+        Rational(-10, 4).round(half: :down).should == -2
+        Rational(-10, 4).round(half: :even).should == -2
+      end
+
+      it "returns a Rational when the precision is greater than 0" do
+        Rational(25, 100).round(1, half: :up).should == Rational(3, 10)
+        Rational(25, 100).round(1, half: :down).should == Rational(1, 5)
+        Rational(25, 100).round(1, half: :even).should == Rational(1, 5)
+        Rational(35, 100).round(1, half: :up).should == Rational(2, 5)
+        Rational(35, 100).round(1, half: :down).should == Rational(3, 10)
+        Rational(35, 100).round(1, half: :even).should == Rational(2, 5)
+        Rational(-25, 100).round(1, half: :up).should == Rational(-3, 10)
+        Rational(-25, 100).round(1, half: :down).should == Rational(-1, 5)
+        Rational(-25, 100).round(1, half: :even).should == Rational(-1, 5)
+      end
+    end
+  end
 end