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https://github.com/oxen-io/lokinet.git
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df4ea34a56
* bump zmq static dep * lokimq -> oxenmq * llarp_nodedb -> llarp::NodeDB * remove all crufty api parts of NodeDB * make NodeDB rc selection api not suck * make path builder api not suck * propagate all above changes so that unit tests work and it all compiles
68 lines
1.5 KiB
C++
68 lines
1.5 KiB
C++
#include <catch2/catch.hpp>
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#include "config/config.hpp"
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#include <router_contact.hpp>
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#include <nodedb.hpp>
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using llarp_nodedb = llarp::NodeDB;
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TEST_CASE("FindClosestTo returns correct number of elements", "[nodedb][dht]")
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{
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llarp_nodedb nodeDB{fs::current_path(), nullptr};
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constexpr uint64_t numRCs = 3;
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for (uint64_t i = 0; i < numRCs; ++i)
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{
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llarp::RouterContact rc;
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rc.pubkey[0] = i;
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nodeDB.Put(rc);
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}
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REQUIRE(numRCs == nodeDB.NumLoaded());
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llarp::dht::Key_t key;
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std::vector<llarp::RouterContact> results = nodeDB.FindManyClosestTo(key, 4);
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// we asked for more entries than nodedb had
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REQUIRE(numRCs == results.size());
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}
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TEST_CASE("FindClosestTo returns properly ordered set", "[nodedb][dht]")
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{
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llarp_nodedb nodeDB{fs::current_path(), nullptr};
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// insert some RCs: a < b < c
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llarp::RouterContact a;
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a.pubkey[0] = 1;
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nodeDB.Put(a);
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llarp::RouterContact b;
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b.pubkey[0] = 2;
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nodeDB.Put(b);
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llarp::RouterContact c;
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c.pubkey[0] = 3;
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nodeDB.Put(c);
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REQUIRE(3 == nodeDB.NumLoaded());
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llarp::dht::Key_t key;
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std::vector<llarp::RouterContact> results = nodeDB.FindManyClosestTo(key, 2);
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REQUIRE(2 == results.size());
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// we xor'ed with 0x0, so order should be a,b,c
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REQUIRE(a.pubkey == results[0].pubkey);
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REQUIRE(b.pubkey == results[1].pubkey);
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llarp::dht::Key_t compKey;
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compKey.Fill(0xFF);
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results = nodeDB.FindManyClosestTo(compKey, 2);
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// we xor'ed with 0xF...F, so order should be inverted (c,b,a)
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REQUIRE(c.pubkey == results[0].pubkey);
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REQUIRE(b.pubkey == results[1].pubkey);
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}
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