Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

4 files changed, 174 insertions, 0 deletions

diff --git a/spec/ruby/library/fiber/alive_spec.rb b/spec/ruby/library/fiber/alive_spec.rb
new file mode 100644
index 0000000000..fbd5c4bc1a
--- /dev/null
+++ b/spec/ruby/library/fiber/alive_spec.rb
@@ -0,0 +1,48 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+with_feature :fiber_library do
+  require 'fiber'
+
+  describe "Fiber#alive?" do
+    it "returns true for a Fiber that hasn't had #resume called" do
+      fiber = Fiber.new { true }
+      fiber.alive?.should be_true
+    end
+
+    # FIXME: Better description?
+    it "returns true for a Fiber that's yielded to the caller" do
+      fiber = Fiber.new { Fiber.yield }
+      fiber.resume
+      fiber.alive?.should be_true
+    end
+
+    it "returns true when called from its Fiber" do
+      fiber = Fiber.new { fiber.alive?.should be_true }
+      fiber.resume
+    end
+
+    it "doesn't invoke the block associated with the Fiber" do
+      offthehook = mock('do not call')
+      offthehook.should_not_receive(:ring)
+      fiber = Fiber.new { offthehook.ring }
+      fiber.alive?
+    end
+
+    it "returns false for a Fiber that's dead" do
+      fiber = Fiber.new { true }
+      fiber.resume
+      lambda { fiber.resume }.should raise_error(FiberError)
+      fiber.alive?.should be_false
+    end
+
+    it "always returns false for a dead Fiber" do
+      fiber = Fiber.new { true }
+      fiber.resume
+      lambda { fiber.resume }.should raise_error(FiberError)
+      fiber.alive?.should be_false
+      lambda { fiber.resume }.should raise_error(FiberError)
+      fiber.alive?.should be_false
+      fiber.alive?.should be_false
+    end
+  end
+end
diff --git a/spec/ruby/library/fiber/current_spec.rb b/spec/ruby/library/fiber/current_spec.rb
new file mode 100644
index 0000000000..48345fb7cf
--- /dev/null
+++ b/spec/ruby/library/fiber/current_spec.rb
@@ -0,0 +1,61 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+with_feature :fiber_library do
+  require 'fiber'
+
+  describe "Fiber.current" do
+    it "returns the root Fiber when called outside of a Fiber" do
+      root = Fiber.current
+      root.should be_an_instance_of(Fiber)
+      # We can always transfer to the root Fiber; it will never die
+      5.times do
+        root.transfer.should be_nil
+        root.alive?.should_not be_false #Workaround for bug #1547
+      end
+    end
+
+    it "returns the current Fiber when called from a Fiber" do
+      fiber = Fiber.new do
+        this = Fiber.current
+        this.should be_an_instance_of(Fiber)
+        this.should == fiber
+        this.alive?.should_not be_false # Workaround for bug #1547
+      end
+      fiber.resume
+    end
+
+    it "returns the current Fiber when called from a Fiber that transferred to another" do
+
+      states = []
+      fiber = Fiber.new do
+        states << :fiber
+        this = Fiber.current
+        this.should be_an_instance_of(Fiber)
+        this.should === fiber
+        this.alive?.should_not be_false # Workaround for bug #1547
+      end
+
+      fiber2 = Fiber.new do
+        states << :fiber2
+        fiber.transfer
+        this = Fiber.current
+        this.should be_an_instance_of(Fiber)
+        this.should === fiber2
+        this.alive?.should_not be_false # Workaround for bug #1547
+      end
+
+      fiber3 = Fiber.new do
+        states << :fiber3
+        fiber2.transfer
+        this = Fiber.current
+        this.should be_an_instance_of(Fiber)
+        this.should === fiber3
+        this.alive?.should_not be_false # Workaround for bug #1547
+        fiber2.transfer
+      end
+
+      fiber3.resume
+      states.should == [:fiber3, :fiber2, :fiber]
+    end
+  end
+end
diff --git a/spec/ruby/library/fiber/resume_spec.rb b/spec/ruby/library/fiber/resume_spec.rb
new file mode 100644
index 0000000000..8709d01142
--- /dev/null
+++ b/spec/ruby/library/fiber/resume_spec.rb
@@ -0,0 +1,14 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+with_feature :fiber_library do
+  require 'fiber'
+
+  describe "Fiber#resume" do
+    it "raises a FiberError if the Fiber has transfered control to another Fiber" do
+      fiber1 = Fiber.new { true }
+      fiber2 = Fiber.new { fiber1.transfer; Fiber.yield }
+      fiber2.resume
+      lambda { fiber2.resume }.should raise_error(FiberError)
+    end
+  end
+end
diff --git a/spec/ruby/library/fiber/transfer_spec.rb b/spec/ruby/library/fiber/transfer_spec.rb
new file mode 100644
index 0000000000..79319a7d39
--- /dev/null
+++ b/spec/ruby/library/fiber/transfer_spec.rb
@@ -0,0 +1,51 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../../../shared/fiber/resume', __FILE__)
+
+with_feature :fiber_library do
+  require 'fiber'
+
+  describe "Fiber#transfer" do
+    it_behaves_like :fiber_resume, :transfer
+  end
+
+  describe "Fiber#transfer" do
+    it "transfers control from one Fiber to another when called from a Fiber" do
+      fiber1 = Fiber.new { :fiber1 }
+      fiber2 = Fiber.new { fiber1.transfer; :fiber2 }
+      fiber2.resume.should == :fiber1
+    end
+
+    it "returns to the root Fiber when finished" do
+      f1 = Fiber.new { :fiber_1 }
+      f2 = Fiber.new { f1.transfer; :fiber_2 }
+
+      f2.transfer.should == :fiber_1
+      f2.transfer.should == :fiber_2
+    end
+
+    it "can be invoked from the same Fiber it transfers control to" do
+      states = []
+      fiber = Fiber.new { states << :start; fiber.transfer; states << :end }
+      fiber.transfer
+      states.should == [:start, :end]
+
+      states = []
+      fiber = Fiber.new { states << :start; fiber.transfer; states << :end }
+      fiber.resume
+      states.should == [:start, :end]
+    end
+
+    it "can transfer control to a Fiber that has transfered to another Fiber" do
+      states = []
+      fiber1 = Fiber.new { states << :fiber1 }
+      fiber2 = Fiber.new { states << :fiber2_start; fiber1.transfer; states << :fiber2_end}
+      fiber2.resume.should == [:fiber2_start, :fiber1]
+      fiber2.transfer.should == [:fiber2_start, :fiber1, :fiber2_end]
+    end
+
+    it "raises a FiberError when transferring to a Fiber which resumes itself" do
+      fiber = Fiber.new { fiber.resume }
+      lambda { fiber.transfer }.should raise_error(FiberError)
+    end
+  end
+end