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require_relative '../../spec_helper'
describe "Regexp.timeout" do
after :each do
Regexp.timeout = nil
end
it "returns global timeout" do
Regexp.timeout = 3
Regexp.timeout.should == 3
end
it "raises Regexp::TimeoutError after global timeout elapsed" do
Regexp.timeout = 0.001
Regexp.timeout.should == 0.001
-> {
# A typical ReDoS case
/^(a*)*$/ =~ "a" * 1000000 + "x"
}.should raise_error(Regexp::TimeoutError, "regexp match timeout")
end
it "raises Regexp::TimeoutError after timeout keyword value elapsed" do
Regexp.timeout = 3 # This should be ignored
Regexp.timeout.should == 3
re = Regexp.new("^a*b?a*$", timeout: 0.001)
-> {
re =~ "a" * 1000000 + "x"
}.should raise_error(Regexp::TimeoutError, "regexp match timeout")
end
end
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