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37 lines
754 B
Ruby
37 lines
754 B
Ruby
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require 'spec_helper'
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require_dependency 'distributed_mutex'
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describe DistributedMutex do
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it "allows only one mutex object to have the lock at a time" do
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m1 = DistributedMutex.new("test_mutex_key")
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m2 = DistributedMutex.new("test_mutex_key")
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m1.get_lock
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m2.got_lock.should be_false
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t = Thread.new do
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m2.get_lock
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end
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m1.release_lock
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t.join
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m2.got_lock.should == true
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end
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it "synchronizes correctly" do
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array = []
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t = Thread.new do
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DistributedMutex.new("correct_sync").synchronize do
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sleep 0.01
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array.push 1
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end
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end
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sleep 0.005
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DistributedMutex.new("correct_sync").synchronize do
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array.push 2
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end
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t.join
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array.should == [1, 2]
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end
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end
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