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Diffstat (limited to 'spec/ruby/library/conditionvariable/broadcast_spec.rb')
-rw-r--r-- | spec/ruby/library/conditionvariable/broadcast_spec.rb | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/spec/ruby/library/conditionvariable/broadcast_spec.rb b/spec/ruby/library/conditionvariable/broadcast_spec.rb deleted file mode 100644 index d88159df23..0000000000 --- a/spec/ruby/library/conditionvariable/broadcast_spec.rb +++ /dev/null @@ -1,40 +0,0 @@ -require_relative '../../spec_helper' -require 'thread' - -describe "ConditionVariable#broadcast" do - it "releases all threads waiting in line for this resource" do - m = Mutex.new - cv = ConditionVariable.new - threads = [] - r1 = [] - r2 = [] - - # large number to attempt to cause race conditions - 100.times do |i| - threads << Thread.new(i) do |tid| - m.synchronize do - r1 << tid - cv.wait(m) - r2 << tid - end - end - end - - # wait for all threads to acquire the mutex the first time - Thread.pass until m.synchronize { r1.size == threads.size } - # wait until all threads are sleeping (ie waiting) - Thread.pass until threads.all?(&:stop?) - - r2.should be_empty - m.synchronize do - cv.broadcast - end - - threads.each {|t| t.join } - - # ensure that all threads that enter cv.wait are released - r2.sort.should == r1.sort - # note that order is not specified as broadcast results in a race - # condition on regaining the lock m - end -end |