55 lines
2.1 KiB
C++
55 lines
2.1 KiB
C++
#include "receiver_harness.hh"
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#include "wrapping_integers.hh"
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#include <cstdint>
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#include <cstdlib>
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#include <exception>
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#include <iostream>
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#include <optional>
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#include <stdexcept>
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#include <string>
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using namespace std;
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int main() {
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try {
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auto rd = get_random_generator();
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{
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uint32_t isn = uniform_int_distribution<uint32_t>{0, UINT32_MAX}(rd);
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TCPReceiverTestHarness test{4000};
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test.execute(ExpectState{TCPReceiverStateSummary::LISTEN});
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test.execute(SegmentArrives{}.with_syn().with_seqno(isn + 0).with_result(SegmentArrives::Result::OK));
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test.execute(ExpectState{TCPReceiverStateSummary::SYN_RECV});
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test.execute(SegmentArrives{}.with_fin().with_seqno(isn + 1).with_result(SegmentArrives::Result::OK));
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test.execute(ExpectAckno{WrappingInt32{isn + 2}});
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test.execute(ExpectUnassembledBytes{0});
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test.execute(ExpectBytes{""});
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test.execute(ExpectTotalAssembledBytes{0});
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test.execute(ExpectState{TCPReceiverStateSummary::FIN_RECV});
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}
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{
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uint32_t isn = uniform_int_distribution<uint32_t>{0, UINT32_MAX}(rd);
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TCPReceiverTestHarness test{4000};
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test.execute(ExpectState{TCPReceiverStateSummary::LISTEN});
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test.execute(SegmentArrives{}.with_syn().with_seqno(isn + 0).with_result(SegmentArrives::Result::OK));
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test.execute(ExpectState{TCPReceiverStateSummary::SYN_RECV});
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test.execute(
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SegmentArrives{}.with_fin().with_seqno(isn + 1).with_data("a").with_result(SegmentArrives::Result::OK));
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test.execute(ExpectState{TCPReceiverStateSummary::FIN_RECV});
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test.execute(ExpectAckno{WrappingInt32{isn + 3}});
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test.execute(ExpectUnassembledBytes{0});
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test.execute(ExpectBytes{"a"});
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test.execute(ExpectTotalAssembledBytes{1});
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test.execute(ExpectState{TCPReceiverStateSummary::FIN_RECV});
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}
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} catch (const exception &e) {
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cerr << e.what() << endl;
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return 1;
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}
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return EXIT_SUCCESS;
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}
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