monero/tests/unit_tests/bootstrap_node_selector.cpp

173 lines
4.8 KiB
C++

// Copyright (c) 2020, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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#include <gtest/gtest.h>
#include "rpc/bootstrap_node_selector.h"
class bootstrap_node_selector : public ::testing::Test
{
protected:
void SetUp() override
{
nodes.insert(white_nodes.begin(), white_nodes.end());
nodes.insert(gray_nodes.begin(), gray_nodes.end());
}
const std::map<std::string, bool> white_nodes = {
{
"white_node_1:18089", true
},
{
"white_node_2:18081", true
}
};
const std::map<std::string, bool> gray_nodes = {
{
"gray_node_1:18081", false
},
{
"gray_node_2:18089", false
}
};
std::map<std::string, bool> nodes;
};
TEST_F(bootstrap_node_selector, selector_auto_empty)
{
cryptonote::bootstrap_node::selector_auto selector([]() {
return std::map<std::string, bool>();
});
EXPECT_FALSE(selector.next_node());
}
TEST_F(bootstrap_node_selector, selector_auto_no_credentials)
{
cryptonote::bootstrap_node::selector_auto selector([this]() {
return nodes;
});
for (size_t fails = 0; fails < nodes.size(); ++fails)
{
const auto current = selector.next_node();
EXPECT_FALSE(current->credentials);
selector.handle_result(current->address, false);
}
}
TEST_F(bootstrap_node_selector, selector_auto_success)
{
cryptonote::bootstrap_node::selector_auto selector([this]() {
return nodes;
});
auto current = selector.next_node();
for (size_t fails = 0; fails < nodes.size(); ++fails)
{
selector.handle_result(current->address, true);
current = selector.next_node();
EXPECT_TRUE(white_nodes.count(current->address) > 0);
}
}
TEST_F(bootstrap_node_selector, selector_auto_failure)
{
cryptonote::bootstrap_node::selector_auto selector([this]() {
return nodes;
});
auto current = selector.next_node();
for (size_t fails = 0; fails < nodes.size(); ++fails)
{
const auto previous = current;
selector.handle_result(current->address, false);
current = selector.next_node();
EXPECT_NE(current->address, previous->address);
}
}
TEST_F(bootstrap_node_selector, selector_auto_white_nodes_first)
{
cryptonote::bootstrap_node::selector_auto selector([this]() {
return nodes;
});
for (size_t iterations = 0; iterations < 2; ++iterations)
{
for (size_t fails = 0; fails < white_nodes.size(); ++fails)
{
const auto current = selector.next_node();
EXPECT_TRUE(white_nodes.count(current->address) > 0);
selector.handle_result(current->address, false);
}
for (size_t fails = 0; fails < gray_nodes.size(); ++fails)
{
const auto current = selector.next_node();
EXPECT_TRUE(gray_nodes.count(current->address) > 0);
selector.handle_result(current->address, false);
}
}
}
TEST_F(bootstrap_node_selector, selector_auto_max_nodes)
{
const size_t max_nodes = nodes.size() / 2;
bool populated_once = false;
cryptonote::bootstrap_node::selector_auto selector([this, &populated_once]() {
if (!populated_once)
{
populated_once = true;
return nodes;
}
return std::map<std::string, bool>();
}, max_nodes);
std::set<std::string> unique_nodes;
for (size_t fails = 0; fails < nodes.size(); ++fails)
{
const auto current = selector.next_node();
unique_nodes.insert(current->address);
selector.handle_result(current->address, false);
}
EXPECT_EQ(unique_nodes.size(), max_nodes);
}