require_relative '../../spec_helper' require_relative 'fixtures/classes' describe "Thread#join" do it "returns the thread when it is finished" do t = Thread.new {} t.join.should equal(t) end it "returns the thread when it is finished when given a timeout" do t = Thread.new {} t.join t.join(0).should equal(t) end it "coerces timeout to a Float if it is not nil" do t = Thread.new {} t.join t.join(0).should equal(t) t.join(0.0).should equal(t) t.join(nil).should equal(t) -> { t.join(:foo) }.should raise_error TypeError -> { t.join("bar") }.should raise_error TypeError end it "returns nil if it is not finished when given a timeout" do q = Queue.new t = Thread.new { q.pop } begin t.join(0).should == nil ensure q << true end t.join.should == t end it "accepts a floating point timeout length" do q = Queue.new t = Thread.new { q.pop } begin t.join(0.01).should == nil ensure q << true end t.join.should == t end it "raises any exceptions encountered in the thread body" do t = Thread.new { Thread.current.report_on_exception = false raise NotImplementedError.new("Just kidding") } -> { t.join }.should raise_error(NotImplementedError) end it "returns the dead thread" do t = Thread.new { Thread.current.kill } t.join.should equal(t) end it "raises any uncaught exception encountered in ensure block" do t = ThreadSpecs.dying_thread_ensures { raise NotImplementedError.new("Just kidding") } -> { t.join }.should raise_error(NotImplementedError) end end