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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/library/fiber/transfer_spec.rb | |
parent | 75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff) |
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
Diffstat (limited to 'spec/ruby/library/fiber/transfer_spec.rb')
-rw-r--r-- | spec/ruby/library/fiber/transfer_spec.rb | 51 |
1 files changed, 51 insertions, 0 deletions
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 |