varch/test/test_graph.c
2024-11-16 13:36:54 +08:00

436 lines
11 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(TEST_TARGET_graph)
#include <varch/command.h>
#include <varch/graph.h>
#else
#include "init.h"
#include "command.h"
#include "graph.h"
#endif
#define la(type, value) ((type[1]){value})
void graph_traverse_int(int index, void *data, int size)
{
printf("graph[%d] %d\r\n", index, *(int *)data);
}
static void test_create(void)
{
graph_t graph = NULL;
int i = 25;
int index = -1;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
index = graph_add_vertex(graph, la(int, 12), sizeof(int));
printf("index %d\r\n", index);
index = graph_add_vertex(graph, la(int, 13), sizeof(int));
printf("index %d\r\n", index);
index = graph_add_vertex(graph, la(int, 15), sizeof(int));
printf("index %d\r\n", index);
index = graph_add_vertex(graph, la(int, 23), sizeof(int));
printf("index %d\r\n", index);
printf("graph_add_edge %d\r\n", graph_add_edge(graph, 0, 1, 0));
printf("graph_add_edge %d\r\n", graph_add_edge(graph, 0, 2, 0));
printf("graph_add_edge %d\r\n", graph_add_edge(graph, 2, 3, 0));
// graph_remove_edge(graph, 0, 2);
// graph_remove_vertex(graph, 0);
printf("ret %d\r\n", graph_vertex_set_data(graph, 1, la(int, 1024), sizeof(int)));
printf("graph_vertex_data %d\r\n", *(int *)graph_vertex_data(graph, 1, NULL));
graph_dfs(graph, 0, graph_traverse_int);
printf("----------------------\r\n");
graph_bfs(graph, 0, graph_traverse_int);
graph_delete(graph);
}
static void test_add_vertex(void)
{
graph_t graph = NULL;
graph = graph_create(10, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 12), sizeof(int));
graph_add_vertex(graph, la(int, 13), sizeof(int));
graph_add_vertex(graph, la(int, 15), sizeof(int));
graph_add_vertex(graph, la(int, 23), sizeof(int));
graph_ls(graph, graph_traverse_int);
graph_delete(graph);
}
static void test_add_edge(void)
{
graph_t graph = NULL;
graph = graph_create(10, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 12), sizeof(int));
graph_add_vertex(graph, la(int, 13), sizeof(int));
graph_add_vertex(graph, la(int, 15), sizeof(int));
graph_add_vertex(graph, la(int, 23), sizeof(int));
printf("---------------\r\n");
graph_dfs(graph, 0, graph_traverse_int);
printf("---------------\r\n");
graph_add_edge(graph, 0, 1, 0);
graph_add_edge(graph, 0, 2, 0);
graph_add_edge(graph, 0, 3, 0);
graph_add_edge(graph, 1, 0, 0);
graph_add_edge(graph, 1, 2, 0);
graph_add_edge(graph, 1, 3, 0);
graph_add_edge(graph, 2, 3, 0);
graph_dfs(graph, 0, graph_traverse_int);
printf("---------------\r\n");
graph_delete(graph);
}
static void test_degree(void)
{
graph_t graph = NULL;
graph = graph_create(10, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_add_edge(graph, 0, 1, 0);
graph_add_edge(graph, 0, 2, 0);
graph_add_edge(graph, 0, 3, 0);
graph_add_edge(graph, 1, 0, 0);
graph_add_edge(graph, 1, 2, 0);
graph_add_edge(graph, 1, 3, 0);
graph_add_edge(graph, 2, 3, 0);
printf("graph_out_degree %d\r\n", graph_out_degree(graph, 3));
printf("graph_out_degree %d\r\n", graph_out_degree(graph, 2));
printf("graph_in_degree %d\r\n", graph_in_degree(graph, 0));
printf("graph_in_degree %d\r\n", graph_in_degree(graph, 2));
graph_delete(graph);
}
static void test_remove(void)
{
graph_t graph = NULL;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_add_edge(graph, 0, 1, 0);
graph_add_edge(graph, 0, 2, 0);
graph_add_edge(graph, 0, 3, 0);
graph_add_edge(graph, 1, 0, 0);
graph_add_edge(graph, 1, 2, 0);
graph_add_edge(graph, 1, 3, 0);
graph_add_edge(graph, 2, 3, 0);
graph_remove_vertex(graph, 1);
graph_remove_edge(graph, 0, 2);
graph_dfs(graph, 0, graph_traverse_int);
graph_delete(graph);
}
static void test_search(void)
{
graph_t graph = NULL;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_add_edge(graph, 0, 1, 0);
graph_add_edge(graph, 0, 2, 0);
graph_add_edge(graph, 0, 3, 0);
graph_add_edge(graph, 1, 0, 0);
graph_add_edge(graph, 1, 2, 0);
graph_add_edge(graph, 1, 3, 0);
graph_add_edge(graph, 2, 3, 0);
graph_remove_vertex(graph, 1);
graph_remove_edge(graph, 0, 2);
printf("graph_ls ----------------------\r\n");
graph_ls(graph, graph_traverse_int);
printf("graph_dfs ----------------------\r\n");
graph_dfs(graph, 0, graph_traverse_int);
printf("graph_bfs ----------------------\r\n");
graph_bfs(graph, 0, graph_traverse_int);
graph_delete(graph);
}
static void test_data(void)
{
graph_t graph = NULL;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_vertex_set_data(graph, 2, la(int, 1024), sizeof(int));
int size = 0;
printf("graph_vertex_data[3].data = %d\r\n", *(int *)graph_vertex_data(graph, 3, &size));
printf("graph_vertex_data[3].size = %d\r\n", size);
graph_ls(graph, graph_traverse_int);
graph_delete(graph);
}
static void test_weight(void)
{
graph_t graph = NULL;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_add_edge(graph, 0, 1, 0);
graph_add_edge(graph, 0, 2, 0);
graph_add_edge(graph, 0, 3, 10);
graph_add_edge(graph, 1, 0, 0);
graph_add_edge(graph, 1, 2, 0);
graph_add_edge(graph, 1, 3, 0);
graph_add_edge(graph, 2, 3, 0);
printf("graph_get_edge_weight = %d\r\n", graph_get_edge_weight(graph, 0, 3));
graph_set_edge_weight(graph, 0, 3, 1024);
printf("graph_get_edge_weight = %d\r\n", graph_get_edge_weight(graph, 0, 3));
graph_delete(graph);
}
static void test_shortest_path(void)
{
graph_t graph = NULL;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_add_edge(graph, 0, 1, 3);
graph_add_edge(graph, 0, 2, 2);
graph_add_edge(graph, 0, 3, 5);
graph_add_edge(graph, 1, 0, 6);
graph_add_edge(graph, 1, 2, 3);
graph_add_edge(graph, 1, 3, 2);
graph_add_edge(graph, 2, 3, 1);
graph_shortest_path(graph, 0);
graph_delete(graph);
}
static void test_min_cover(void)
{
graph_t graph = NULL;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_add_edge(graph, 0, 1, 3);
graph_add_edge(graph, 0, 2, 2);
graph_add_edge(graph, 0, 3, 5);
graph_add_edge(graph, 1, 0, 6);
graph_add_edge(graph, 1, 2, 3);
graph_add_edge(graph, 1, 3, 2);
graph_add_edge(graph, 2, 3, 1);
graph_min_vertex_cover(graph);
graph_delete(graph);
}
static void test_others(void)
{
graph_t graph = NULL;
graph = graph_create(100, 1);
if (!graph)
{
printf("graph_create fail!\r\n");
}
graph_add_vertex(graph, la(int, 100), sizeof(int));
graph_add_vertex(graph, la(int, 200), sizeof(int));
graph_add_vertex(graph, la(int, 300), sizeof(int));
graph_add_vertex(graph, la(int, 500), sizeof(int));
graph_add_edge(graph, 0, 1, 3);
graph_add_edge(graph, 0, 2, 2);
graph_add_edge(graph, 0, 3, 5);
graph_add_edge(graph, 1, 0, 6);
graph_add_edge(graph, 1, 2, 3);
graph_add_edge(graph, 1, 3, 2);
graph_add_edge(graph, 2, 3, 1);
// graph_topological_sort(graph);
// graph_shortest_path(graph, 0);
// graph_minimum_spanning_tree(graph);
// printf("graph_is_connected %d\r\n", graph_is_connected(graph));
// printf("graph_is_complete %d\r\n", graph_is_complete(graph));
// printf("graph_is_bipartite %d\r\n", graph_is_bipartite(graph));
// printf("graph_is_eulerian %d\r\n", graph_is_eulerian(graph));
// printf("graph_is_eulerian %d\r\n", graph_max_flow(graph, 0, 3));
// graph_articulation_points(graph);
// graph_bridges(graph);
graph_min_vertex_cover(graph);
graph_dfs(graph, 0, graph_traverse_int);
graph_delete(graph);
}
static void usage(void)
{
printf(
"Usage: graph [opt] [arg]\n"
"\n"
"options:\n"
" -h Print help\n"
" -v Print version\n"
"\n"
"argument:\n"
" <read> Test default read function\n"
" <write> Test default write function\n"
);
}
static int test(int argc, char *argv[])
{
/* reset getopt */
command_opt_init();
while (1)
{
int opt = command_getopt(argc, argv, "hv");
if (opt == -1) break;
switch (opt)
{
case 'v' :
printf("graph version %d.%d.%d\r\n", GRAPH_V_MAJOR, GRAPH_V_MINOR, GRAPH_V_PATCH);
return 0;
case '?':
printf("Unknown option `%c`\r\n", command_optopt);
return -1;
case 'h' :
default:
usage();
return 0;
}
}
// test_create();
// test_add_vertex();
// test_add_edge();
// test_remove();
// test_search();
// test_data();
// test_degree();
// test_weight();
// test_shortest_path();
test_min_cover();
return 0;
}
#if defined(TEST_TARGET_graph)
int main(int argc, char *argv[])
{
return test(argc, argv);
}
#else
void test_graph(void)
{
command_export("graph", test);
}
init_export_app(test_graph);
#endif