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asyncns_spec.rb
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asyncns_spec.rb
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require 'eventmachine'
require File.dirname(__FILE__) + "/../lib/em_asyncns.so"
describe EventMachine::AsyncNS do
it "should be allocatable" do
a = EventMachine::AsyncNS.new
a.should be_kind_of(EventMachine::AsyncNS)
end
it "should leak a file descriptor" do
a = EventMachine::AsyncNS.new
a.should respond_to(:fd)
a.fd.should be_kind_of(Fixnum)
end
context "when resolving localhost" do
it "should return a string identification for a query" do
a = EventMachine::AsyncNS.new
q = a.getaddrinfo("localhost.")
q.should be_kind_of(String)
end
context "when waiting for a reply" do
before(:all) do
a = EventMachine::AsyncNS.new
q = a.getaddrinfo("localhost.")
res = {}
while res.empty?
a.read
res.merge! a.getnext
end
@r = res[q]
end
it "should return 127.0.0.1" do
@r.should include("127.0.0.1")
end
it "should return ::1" do
@r.should include("::1")
end
end
end
context "when expecting an error" do
before(:all) do
a = EventMachine::AsyncNS.new
q = a.getaddrinfo("invalid.")
res = {}
while res.empty?
a.read
res.merge! a.getnext
end
@r = res[q]
end
it "should return an error string" do
@r.should be_kind_of(String)
end
it "should return NXDOMAIN" do
@r.should == 'Name or service not known'
end
end
end