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require_relative '../../spec_helper'
describe "Thread#thread_variable_get" do
before :each do
@t = Thread.new { }
end
after :each do
@t.join
end
it "returns nil if the variable is not set" do
@t.thread_variable_get(:a).should be_nil
end
it "returns the value previously set by #thread_variable_set" do
@t.thread_variable_set(:a, 49)
@t.thread_variable_get(:a).should == 49
end
it "returns a value private to self" do
@t.thread_variable_set(:thread_variable_get_spec, 82)
Thread.current.thread_variable_get(:thread_variable_get_spec).should be_nil
end
it "accepts String and Symbol keys interchangeably" do
@t.thread_variable_set("a", 49)
@t.thread_variable_get("a").should == 49
@t.thread_variable_get(:a).should == 49
end
it "converts a key that is neither String nor Symbol with #to_str" do
key = mock('key')
key.should_receive(:to_str).and_return('a')
@t.thread_variable_set(:a, 49)
@t.thread_variable_get(key).should == 49
end
it "does not raise FrozenError if the thread is frozen" do
@t.freeze
@t.thread_variable_get(:a).should be_nil
end
it "does not raise a TypeError if the key is neither Symbol nor String, nor responds to #to_str" do
@t.thread_variable_get(123).should be_nil
end
it "does not try to convert the key with #to_sym" do
key = mock('key')
key.should_not_receive(:to_sym)
@t.thread_variable_get(key).should be_nil
end
end
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