190 lines
4.3 KiB
C++
190 lines
4.3 KiB
C++
#include <doctest/doctest.h>
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#include "algorithm/tarjan.h"
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#include "algorithm/breadth_first_search.h"
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using namespace graph;
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TEST_SUITE("Algorithm") {
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TEST_CASE("Tarjan::execute 1") {
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// 1 --> 2 --> 4 --> 1
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// 2 --> 3 --> 5 --> 7 --> 3
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// 5 --> 9 --> 6 --> 8 --> 9
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Digraph<std::uint16_t> G;
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G.insert(1, 2);
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G.insert(2, 3);
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G.insert(2, 4);
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G.insert(3, 5);
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G.insert(4, 1);
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G.insert(5, 7);
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G.insert(5, 9);
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G.insert(6, 8);
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G.insert(7, 3);
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G.insert(8, 9);
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G.insert(9, 6);
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REQUIRE_EQ(G.adjMatrix.size(), 9);
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algo::Tarjan<std::uint16_t> tarjan(G);
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auto r = tarjan.execute();
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std::vector<std::vector<std::uint16_t>> x = {
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{6, 8, 9},
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{3, 5, 7},
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{1, 2, 4}
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};
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for (auto i = 0; i < r.size(); i++) {
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auto kv = std::views::keys(r[i].adjMatrix);
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CHECK_EQ(std::is_permutation(kv.begin(), kv.end(), x[i].begin()), true);
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}
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}
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TEST_CASE("Tarjan::execute 2") {
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// 1 --> 2 --> 5 --> 7 --> 2
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// 1 --> 4 --> 3 --> 1
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// 4 --> 6 --> 3
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Digraph<std::uint16_t> G;
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G.insert(1, 2);
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G.insert(1, 4);
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G.insert(2, 5);
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G.insert(3, 1);
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G.insert(4, 3);
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G.insert(4, 6);
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G.insert(5, 7);
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G.insert(6, 3);
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G.insert(7, 2);
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REQUIRE_EQ(G.adjMatrix.size(), 7);
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algo::Tarjan<std::uint16_t> tarjan(G);
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auto r = tarjan.execute();
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std::vector<std::vector<std::uint16_t>> x = {
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{2, 5, 7},
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{1, 3, 4, 6}
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};
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for (auto i = 0; i < r.size(); i++) {
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auto kv = std::views::keys(r[i].adjMatrix);
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CHECK_EQ(std::is_permutation(kv.begin(), kv.end(), x[i].begin()), true);
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}
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}
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TEST_CASE("Tarjan::execute 3") {
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// 1 --> 2 --> 3 --> 1
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// 3 --> 4 --> 5 --> 3
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// 2 --> 6 --> 7 --> 8 --> 6
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// 6 --> 9 --> 10 --> 11 --> 12 --> 13 --> 9
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// 12 --> 10
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Digraph<std::uint16_t> G;
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G.insert(1, 2);
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G.insert(2, 3);
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G.insert(3, 1);
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G.insert(3, 4);
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G.insert(4, 5);
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G.insert(5, 3);
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G.insert(2, 6);
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G.insert(6, 7);
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G.insert(7, 8);
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G.insert(7, 9);
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G.insert(8, 6);
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G.insert(6, 9);
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G.insert(9, 10);
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G.insert(10, 11);
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G.insert(11, 12);
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G.insert(12, 13);
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G.insert(13, 9);
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G.insert(12, 10);
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REQUIRE_EQ(G.adjMatrix.size(), 13);
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algo::Tarjan<std::uint16_t> tarjan(G);
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auto r = tarjan.execute();
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std::vector<std::vector<std::uint16_t>> x = {
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{9, 10, 11, 12, 13},
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{6, 7, 8},
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{1, 2, 3, 4, 5}
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};
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for (auto i = 0; i < r.size(); i++) {
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auto kv = std::views::keys(r[i].adjMatrix);
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CHECK_EQ(std::is_permutation(kv.begin(), kv.end(), x[i].begin()), true);
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}
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}
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TEST_CASE("BreadthFirstSearch::execute 1") {
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// 1 --> 2 --> 5 --> 7 --> 2
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// 1 --> 4 --> 3 --> 1
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// 4 --> 6 --> 3
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Digraph<std::uint16_t> G;
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G.insert(1, 2);
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G.insert(1, 4);
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G.insert(2, 5);
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G.insert(3, 1);
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G.insert(4, 3);
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G.insert(4, 6);
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G.insert(5, 7);
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G.insert(6, 3);
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G.insert(7, 2);
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algo::BreadthFirstSearch<std::uint16_t> bfs(G);
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auto r = bfs.execute(1);
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std::map<std::uint16_t, std::set<std::uint16_t>> x = {
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{1, {2, 4}},
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{2, {5}},
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{4, {3, 6}},
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{5, {7}}
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};
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CHECK_EQ(r, x);
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}
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TEST_CASE("BreadthFirstSearch::execute 2") {
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// 1 --> 2 --> 3 --> 1
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// 3 --> 4 --> 5 --> 3
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// 2 --> 6 --> 7 --> 8 --> 6
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// 6 --> 9 --> 10 --> 11 --> 12 --> 13 --> 9
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// 12 --> 10
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Digraph<std::uint16_t> G;
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G.insert(1, 2);
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G.insert(2, 3);
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G.insert(3, 1);
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G.insert(3, 4);
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G.insert(4, 5);
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G.insert(5, 3);
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G.insert(2, 6);
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G.insert(6, 7);
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G.insert(7, 8);
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G.insert(7, 9);
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G.insert(8, 6);
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G.insert(6, 9);
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G.insert(9, 10);
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G.insert(10, 11);
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G.insert(11, 12);
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G.insert(12, 13);
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G.insert(13, 9);
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G.insert(12, 10);
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algo::BreadthFirstSearch<std::uint16_t> bfs(G);
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auto r = bfs.execute(1);
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std::map<std::uint16_t, std::set<std::uint16_t>> x = {
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{1, {2}},
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{2, {3, 6}},
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{3, {4}},
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{4, {5}},
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{6, {7, 9}},
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{7, {8}},
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{9, {10}},
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{10, {11}},
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{11, {12}},
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{12, {13}}
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};
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CHECK_EQ(r, x);
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}
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} |