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43 lines
1,009 B
Go
43 lines
1,009 B
Go
// File: graph_adjacency_matrix_test.go
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// Created Time: 2023-01-31
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// Author: Reanon (793584285@qq.com)
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package chapter_graph
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import (
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"fmt"
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"testing"
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)
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func TestGraphAdjMat(t *testing.T) {
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/* 初始化无向图 */
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// 请注意，edges 元素代表顶点索引，即对应 vertices 元素索引
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vertices := []int{1, 3, 2, 5, 4}
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edges := [][]int{{0, 1}, {1, 2}, {2, 3}, {0, 3}, {2, 4}, {3, 4}}
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graph := newGraphAdjMat(vertices, edges)
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fmt.Println("初始化后，图为:")
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graph.print()
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/* 添加边 */
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// 顶点 1, 2 的索引分别为 0, 2
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graph.addEdge(0, 2)
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fmt.Println("添加边 1-2 后，图为")
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graph.print()
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/* 删除边 */
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// 顶点 1, 3 的索引分别为 0, 1
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graph.removeEdge(0, 1)
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fmt.Println("删除边 1-3 后，图为")
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graph.print()
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/* 添加顶点 */
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graph.addVertex(6)
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fmt.Println("添加顶点 6 后，图为")
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graph.print()
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/* 删除顶点 */
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// 顶点 3 的索引为 1
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graph.removeVertex(1)
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fmt.Println("删除顶点 3 后，图为")
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graph.print()
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}
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