1 files changed, 30 insertions, 32 deletions
diff --git a/spec/ruby/core/fiber/new_spec.rb b/spec/ruby/core/fiber/new_spec.rb
index a3361acc65..d31167496d 100644
--- a/spec/ruby/core/fiber/new_spec.rb
+++ b/spec/ruby/core/fiber/new_spec.rb
@@ -1,41 +1,39 @@
-require File.expand_path('../../../spec_helper', __FILE__)
+require_relative '../../spec_helper'
 
-with_feature :fiber do
-  describe "Fiber.new" do
-    it "creates a fiber from the given block" do
-      fiber = Fiber.new {}
-      fiber.resume
-      fiber.should be_an_instance_of(Fiber)
-    end
+describe "Fiber.new" do
+  it "creates a fiber from the given block" do
+    fiber = Fiber.new {}
+    fiber.resume
+    fiber.should.instance_of?(Fiber)
+  end
 
-    it "creates a fiber from a subclass" do
-      class MyFiber < Fiber
-      end
-      fiber = MyFiber.new {}
-      fiber.resume
-      fiber.should be_an_instance_of(MyFiber)
+  it "creates a fiber from a subclass" do
+    class MyFiber < Fiber
     end
+    fiber = MyFiber.new {}
+    fiber.resume
+    fiber.should.instance_of?(MyFiber)
+  end
 
-    it "raises an ArgumentError if called without a block" do
-      lambda { Fiber.new }.should raise_error(ArgumentError)
-    end
+  it "raises an ArgumentError if called without a block" do
+    -> { Fiber.new }.should.raise(ArgumentError)
+  end
 
-    it "does not invoke the block" do
-      invoked = false
-      fiber = Fiber.new { invoked = true }
-      invoked.should be_false
-      fiber.resume
-    end
+  it "does not invoke the block" do
+    invoked = false
+    fiber = Fiber.new { invoked = true }
+    invoked.should == false
+    fiber.resume
+  end
 
-    it "closes over lexical environments" do
-      o = Object.new
-      def o.f
-        a = 1
-        f = Fiber.new { a = 2 }
-        f.resume
-        a
-      end
-      o.f.should == 2
+  it "closes over lexical environments" do
+    o = Object.new
+    def o.f
+      a = 1
+      f = Fiber.new { a = 2 }
+      f.resume
+      a
     end
+    o.f.should == 2
   end
 end