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-rw-r--r--spec/ruby/library/fiber/transfer_spec.rb128
1 files changed, 0 insertions, 128 deletions
diff --git a/spec/ruby/library/fiber/transfer_spec.rb b/spec/ruby/library/fiber/transfer_spec.rb
deleted file mode 100644
index 7af548da1a..0000000000
--- a/spec/ruby/library/fiber/transfer_spec.rb
+++ /dev/null
@@ -1,128 +0,0 @@
-require_relative '../../spec_helper'
-require_relative '../../shared/fiber/resume'
-
-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 }
-
- ruby_version_is '' ... '3.0' do
- fiber2.resume.should == :fiber1
- end
- ruby_version_is '3.0' do
- fiber2.resume.should == :fiber2
- end
- 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
-
- ruby_version_is '' ... '3.0' do
- it "can transfer control to a Fiber that has transferred 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
- end
-
- ruby_version_is '3.0' do
- it "can not transfer control to a Fiber that has suspended by Fiber.yield" do
- states = []
- fiber1 = Fiber.new { states << :fiber1 }
- fiber2 = Fiber.new { states << :fiber2_start; Fiber.yield fiber1.transfer; states << :fiber2_end}
- fiber2.resume.should == [:fiber2_start, :fiber1]
- -> { fiber2.transfer }.should raise_error(FiberError)
- end
- end
-
- it "raises a FiberError when transferring to a Fiber which resumes itself" do
- fiber = Fiber.new { fiber.resume }
- -> { fiber.transfer }.should raise_error(FiberError)
- end
-
- it "works if Fibers in different Threads each transfer to a Fiber in the same Thread" do
- # This catches a bug where Fibers are running on a thread-pool
- # and Fibers from a different Ruby Thread reuse the same native thread.
- # Caching the Ruby Thread based on the native thread is not correct in that case,
- # and the check for "fiber called across threads" in Fiber#transfer
- # might be incorrect based on that.
- 2.times do
- Thread.new do
- io_fiber = Fiber.new do |calling_fiber|
- calling_fiber.transfer
- end
- io_fiber.transfer(Fiber.current)
- value = Object.new
- io_fiber.transfer(value).should equal value
- end.join
- end
- end
-
- it "transfers control between a non-main thread's root fiber to a child fiber and back again" do
- states = []
- thread = Thread.new do
- f1 = Fiber.new do |f0|
- states << 0
- value2 = f0.transfer(1)
- states << value2
- 3
- end
-
- value1 = f1.transfer(Fiber.current)
- states << value1
- value3 = f1.transfer(2)
- states << value3
- end
- thread.join
- states.should == [0, 1, 2, 3]
- end
-
- ruby_version_is "" ... "3.0" do
- it "runs until Fiber.yield" do
- obj = mock('obj')
- obj.should_not_receive(:do)
- fiber = Fiber.new { 1 + 2; Fiber.yield; obj.do }
- fiber.transfer
- end
-
- it "resumes from the last call to Fiber.yield on subsequent invocations" do
- fiber = Fiber.new { Fiber.yield :first; :second }
- fiber.transfer.should == :first
- fiber.transfer.should == :second
- end
-
- it "sets the block parameters to its arguments on the first invocation" do
- first = mock('first')
- first.should_receive(:arg).with(:first).twice
-
- fiber = Fiber.new { |arg| first.arg arg; Fiber.yield; first.arg arg; }
- fiber.transfer :first
- fiber.transfer :second
- end
- end
-end