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Diffstat (limited to 'spec/ruby/core/thread/alive_spec.rb')
-rw-r--r-- | spec/ruby/core/thread/alive_spec.rb | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/spec/ruby/core/thread/alive_spec.rb b/spec/ruby/core/thread/alive_spec.rb new file mode 100644 index 0000000000..c1459ac693 --- /dev/null +++ b/spec/ruby/core/thread/alive_spec.rb @@ -0,0 +1,58 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "Thread#alive?" do + it "can check it's own status" do + ThreadSpecs.status_of_current_thread.alive?.should == true + end + + it "describes a running thread" do + ThreadSpecs.status_of_running_thread.alive?.should == true + end + + it "describes a sleeping thread" do + ThreadSpecs.status_of_sleeping_thread.alive?.should == true + end + + it "describes a blocked thread" do + ThreadSpecs.status_of_blocked_thread.alive?.should == true + end + + it "describes a completed thread" do + ThreadSpecs.status_of_completed_thread.alive?.should == false + end + + it "describes a killed thread" do + ThreadSpecs.status_of_killed_thread.alive?.should == false + end + + it "describes a thread with an uncaught exception" do + ThreadSpecs.status_of_thread_with_uncaught_exception.alive?.should == false + end + + it "describes a dying running thread" do + ThreadSpecs.status_of_dying_running_thread.alive?.should == true + end + + it "describes a dying sleeping thread" do + ThreadSpecs.status_of_dying_sleeping_thread.alive?.should == true + end + + it "returns true for a killed but still running thread" do + exit = false + t = Thread.new do + begin + sleep + ensure + Thread.pass until exit + end + end + + ThreadSpecs.spin_until_sleeping(t) + + t.kill + t.alive?.should == true + exit = true + t.join + end +end |