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2026-09-07 18:48:16 +08:00
#include "c_Test.h"
#include "c_EdgeWeightedGraph.h"
TEST_CASE(test_edge_weighted_graph_plumbing) {
c_EdgeWeightedGraph_t graph;
c_err_t err = c_EdgeWeightedGraph_Init(&graph, 3, NULL);
ASSERT_INT_EQ(C_SUCCESS, err);
ASSERT_LL_EQ(3, c_EdgeWeightedGraph_GetV(&graph));
ASSERT_LL_EQ(0, c_EdgeWeightedGraph_GetE(&graph));
/* Inject a single undirected connection step: 0 - 1 (Weight: 3.5) */
err = c_EdgeWeightedGraph_AddEdge(&graph, 0, 1, 3.5);
ASSERT_INT_EQ(C_SUCCESS, err);
ASSERT_LL_EQ(1, c_EdgeWeightedGraph_GetE(&graph));
/* Inspect connectivity lists for index point 0 */
c_AdjList_t* zero_adj = &graph.adj_list[0];
ASSERT_INT_EQ(1, c_AdjList_GetSize(zero_adj));
c_uint_t generic_id = 0;
err = c_AdjList_Get(zero_adj, 0, &generic_id);
ASSERT_INT_EQ(C_SUCCESS, err);
/* Fetch edge references out from pool */
c_Edge_t* resolved_edge = &graph.edges_pool[(c_size_t)generic_id];
ASSERT_DOUBLE_EQ_MSG(3.5, c_Edge_Weight(resolved_edge), "Weight match failed");
/* Validate endpoints parsing */
c_size_t start_node = c_Edge_Either(resolved_edge);
ASSERT_LL_EQ(0, start_node);
ASSERT_LL_EQ(1, c_Edge_Other(resolved_edge, start_node));
c_EdgeWeightedGraph_Destroy(&graph);
}
int main(void) {
TEST_START(EdgeWeightedGraph_Plumbing_Suite);
RUN_TEST(test_edge_weighted_graph_plumbing);
TEST_REPORT();
RETURN_TEST_STATUS;
}