mirror of
https://github.com/transmission/transmission
synced 2024-12-23 08:13:27 +00:00
191 lines
6.5 KiB
C++
191 lines
6.5 KiB
C++
// This file Copyright (C) 2021-2022 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
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// or any future license endorsed by Mnemosyne LLC.
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// License text can be found in the licenses/ folder.
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#define LIBTRANSMISSION_PEER_MODULE
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#include <algorithm>
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#include <ctime> // time_t
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#include <vector>
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#include <libtransmission/transmission.h> // tr_block_index_t
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#include <libtransmission/peer-mgr-active-requests.h>
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#include "gtest/gtest.h"
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class tr_peer;
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class PeerMgrActiveRequestsTest : public ::testing::Test
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{
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protected:
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tr_peer* peer_a_ = reinterpret_cast<tr_peer*>(0xCAFE);
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tr_peer* peer_b_ = reinterpret_cast<tr_peer*>(0xDEAD);
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tr_peer* peer_c_ = reinterpret_cast<tr_peer*>(0xBEEF);
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};
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// consider: making it a templated class so that tr_peer can be replaced with X
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TEST_F(PeerMgrActiveRequestsTest, requestsAreNotAddedTwice)
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{
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auto requests = ActiveRequests{};
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auto const block = tr_block_index_t{ 100 };
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auto const peer = static_cast<tr_peer*>(nullptr);
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auto const when = time_t{};
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EXPECT_TRUE(requests.add(block, peer, when));
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EXPECT_FALSE(requests.add(block, peer, when));
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EXPECT_FALSE(requests.add(block, peer, when));
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EXPECT_FALSE(requests.add(block, peer, when + 1));
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}
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TEST_F(PeerMgrActiveRequestsTest, requestsMadeAreCounted)
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{
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auto requests = ActiveRequests{};
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auto const block = tr_block_index_t{ 100 };
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auto const peer = static_cast<tr_peer*>(nullptr);
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auto const when = time_t{};
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EXPECT_EQ(0U, requests.count(block));
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EXPECT_EQ(0U, requests.count(peer));
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EXPECT_EQ(0U, requests.size());
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EXPECT_TRUE(requests.add(block, peer, when));
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EXPECT_EQ(1U, requests.count(block));
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EXPECT_EQ(1U, requests.count(peer));
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EXPECT_EQ(1U, requests.size());
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}
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TEST_F(PeerMgrActiveRequestsTest, requestsAreRemoved)
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{
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auto requests = ActiveRequests{};
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auto const block = tr_block_index_t{ 100 };
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auto const peer = static_cast<tr_peer*>(nullptr);
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auto const when = time_t{};
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EXPECT_TRUE(requests.add(block, peer, when));
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EXPECT_EQ(1U, requests.count(block));
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EXPECT_EQ(1U, requests.count(peer));
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EXPECT_EQ(1U, requests.size());
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EXPECT_TRUE(requests.remove(block, peer));
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EXPECT_EQ(0U, requests.count(block));
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EXPECT_EQ(0U, requests.count(peer));
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EXPECT_EQ(0U, requests.size());
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EXPECT_FALSE(requests.remove(block, peer));
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EXPECT_EQ(0U, requests.count(block));
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EXPECT_EQ(0U, requests.count(peer));
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EXPECT_EQ(0U, requests.size());
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}
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TEST_F(PeerMgrActiveRequestsTest, peersAreRemoved)
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{
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auto requests = ActiveRequests{};
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auto const block = tr_block_index_t{ 100 };
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auto const peer = static_cast<tr_peer*>(nullptr);
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auto const when = time_t{};
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// setup: add a request
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EXPECT_TRUE(requests.add(block, peer, when));
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EXPECT_EQ(1U, requests.count(block));
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EXPECT_EQ(1U, requests.count(peer));
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EXPECT_EQ(1U, requests.size());
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// try removing requests for that block (should remove the 1 active request)
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auto const removed = requests.remove(block);
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EXPECT_EQ(std::vector<tr_peer*>{ peer }, removed);
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EXPECT_EQ(0U, requests.count(block));
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EXPECT_EQ(0U, requests.count(peer));
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EXPECT_EQ(0U, requests.size());
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// try removing requests for that block again (should remove nothing)
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EXPECT_EQ(std::vector<tr_peer*>{}, requests.remove(block));
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}
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TEST_F(PeerMgrActiveRequestsTest, multiplePeersAreRemoved)
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{
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// setup
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auto requests = ActiveRequests{};
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auto const block_a = tr_block_index_t{ 128 };
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auto const when_a = 100;
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EXPECT_TRUE(requests.add(block_a, peer_a_, when_a));
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auto const block_b = block_a;
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auto const when_b = 200;
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EXPECT_TRUE(requests.add(block_b, peer_b_, when_b));
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auto const block_c = tr_block_index_t{ 256 };
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auto const when_c = when_b;
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EXPECT_TRUE(requests.add(block_c, peer_c_, when_c));
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EXPECT_EQ(block_a, block_b);
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EXPECT_EQ(2U, requests.count(block_a));
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EXPECT_EQ(1U, requests.count(block_c));
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EXPECT_EQ(3U, requests.size());
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// now remove block_a, which was req'd by peer_a_ and peer_b_
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auto expected = std::vector<tr_peer*>{ peer_a_, peer_b_ };
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std::sort(std::begin(expected), std::end(expected));
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auto removed = requests.remove(block_a);
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std::sort(std::begin(removed), std::end(removed));
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EXPECT_EQ(expected, removed);
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}
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TEST_F(PeerMgrActiveRequestsTest, multipleBlocksAreRemoved)
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{
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// setup
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auto requests = ActiveRequests{};
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auto const block_a1 = tr_block_index_t{ 128 };
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auto const when_a1 = 300;
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EXPECT_TRUE(requests.add(block_a1, peer_a_, when_a1));
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auto const block_a2 = tr_block_index_t{ 256 };
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auto const when_a2 = 400;
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EXPECT_TRUE(requests.add(block_a2, peer_a_, when_a2));
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EXPECT_EQ(2U, requests.size());
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EXPECT_EQ(2U, requests.count(peer_a_));
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EXPECT_EQ(1U, requests.count(block_a1));
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EXPECT_EQ(0U, requests.count(peer_b_));
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EXPECT_EQ(0U, requests.count(tr_block_index_t{ 512 }));
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// confirm that removing peer_a_ removes all of its requests
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auto expected = std::vector<tr_block_index_t>{ block_a1, block_a2 };
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std::sort(std::begin(expected), std::end(expected));
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auto removed = requests.remove(peer_a_);
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std::sort(std::begin(removed), std::end(removed));
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EXPECT_EQ(expected, removed);
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EXPECT_EQ(0U, requests.size());
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EXPECT_EQ(0U, requests.count(peer_a_));
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EXPECT_EQ(0U, requests.count(block_a1));
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}
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TEST_F(PeerMgrActiveRequestsTest, sentBefore)
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{
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// setup
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auto requests = ActiveRequests{};
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auto const block_a1 = tr_block_index_t{ 128 };
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auto const when_a1 = 300;
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EXPECT_TRUE(requests.add(block_a1, peer_a_, when_a1));
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auto const block_a2 = tr_block_index_t{ 256 };
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auto const when_a2 = 400;
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EXPECT_TRUE(requests.add(block_a2, peer_a_, when_a2));
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EXPECT_EQ(2U, requests.size());
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EXPECT_EQ(2U, requests.count(peer_a_));
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EXPECT_EQ(1U, requests.count(block_a1));
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// test that the timestamps are counted correctly
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EXPECT_EQ(0U, std::size(requests.sentBefore(when_a1 - 1)));
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EXPECT_EQ(0U, std::size(requests.sentBefore(when_a1)));
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EXPECT_EQ(1U, std::size(requests.sentBefore(when_a1 + 1)));
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EXPECT_EQ(1U, std::size(requests.sentBefore(when_a2 - 1)));
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EXPECT_EQ(1U, std::size(requests.sentBefore(when_a2)));
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EXPECT_EQ(2U, std::size(requests.sentBefore(when_a2 + 1)));
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// test that the returned block + peer pairs are correct
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auto items = requests.sentBefore(when_a1 + 1);
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ASSERT_EQ(1U, std::size(items));
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EXPECT_EQ(block_a1, items[0].first);
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EXPECT_EQ(peer_a_, items[0].second);
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}
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