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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe "Thread#[]=" do
after :each do
Thread.current[:value] = nil
end
it "raises a #{frozen_error_class} if the thread is frozen" do
Thread.new do
th = Thread.current
th.freeze
-> {
th[:foo] = "bar"
}.should raise_error(frozen_error_class, /frozen/)
end.join
end
it "raises exceptions on the wrong type of keys" do
lambda { Thread.current[nil] = true }.should raise_error(TypeError)
lambda { Thread.current[5] = true }.should raise_error(TypeError)
end
it "is not shared across fibers" do
fib = Fiber.new do
Thread.current[:value] = 1
Fiber.yield
Thread.current[:value].should == 1
end
fib.resume
Thread.current[:value].should be_nil
Thread.current[:value] = 2
fib.resume
Thread.current[:value] = 2
end
it "stores a local in another thread when in a fiber" do
fib = Fiber.new do
t = Thread.new do
sleep
Thread.current[:value].should == 1
end
Thread.pass while t.status and t.status != "sleep"
t[:value] = 1
t.wakeup
t.join
end
fib.resume
end
end
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