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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe "Thread#[]" do
it "gives access to thread local values" do
th = Thread.new do
Thread.current[:value] = 5
end
th.join
th[:value].should == 5
Thread.current[:value].should == nil
end
it "is not shared across threads" do
t1 = Thread.new do
Thread.current[:value] = 1
end
t2 = Thread.new do
Thread.current[:value] = 2
end
[t1,t2].each {|x| x.join}
t1[:value].should == 1
t2[:value].should == 2
end
it "is accessible using strings or symbols" do
t1 = Thread.new do
Thread.current[:value] = 1
end
t2 = Thread.new do
Thread.current["value"] = 2
end
[t1,t2].each {|x| x.join}
t1[:value].should == 1
t1["value"].should == 1
t2[:value].should == 2
t2["value"].should == 2
end
it "raises exceptions on the wrong type of keys" do
lambda { Thread.current[nil] }.should raise_error(TypeError)
lambda { Thread.current[5] }.should raise_error(TypeError)
end
end
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