Graph

2026-09-07 18:48:16 +08:00
parent 1564716731
commit c945aa211f
138 changed files with 10337 additions and 150 deletions
@@ -0,0 +1,63 @@
+#include "c_Test.h"
+#include "c_Digraph.h"
+#include "c_DepthFirstOrder.h"
+#include "c_VertexIdList.h"
+
+TEST_CASE(test_depth_first_order_streams) {
+    c_Digraph_t g;
+    c_err_t err = c_Digraph_Init(&g, 3, NULL);
+    ASSERT_INT_EQ(C_SUCCESS, err);
+
+    /* Construct a simple DAG structure: 0 -> 1 -> 2 */
+    c_Digraph_AddEdge(&g, 0, 1);
+    c_Digraph_AddEdge(&g, 1, 2);
+
+    c_DepthFirstOrder_t order;
+    err = c_DepthFirstOrder_Init(&order, &g, 0);
+    ASSERT_INT_EQ(C_SUCCESS, err);
+
+    c_VertexIdList_t pre, post, rev_post;
+    c_VertexIdList_Init(&pre,0, 0);
+    c_VertexIdList_Init(&post,0, 0);
+    c_VertexIdList_Init(&rev_post,0, 0);
+
+    ASSERT_INT_EQ(C_SUCCESS, c_DepthFirstOrder_GetPre(&order, &pre));
+    ASSERT_INT_EQ(C_SUCCESS, c_DepthFirstOrder_GetPost(&order, &post));
+    ASSERT_INT_EQ(C_SUCCESS, c_DepthFirstOrder_GetReversePost(&order, &rev_post));
+
+    /* Verify Pre-order (Should be 0, 1, 2) */
+    c_uint_t val = 0;
+    c_VertexIdList_Get(&pre, 0, &val); ASSERT_LL_EQ(0, val);
+    c_VertexIdList_Get(&pre, 1, &val); ASSERT_LL_EQ(1, val);
+    c_VertexIdList_Get(&pre, 2, &val); ASSERT_LL_EQ(2, val);
+
+    /* Verify Post-order (Should be 2, 1, 0) */
+    c_VertexIdList_Get(&post, 0, &val); ASSERT_LL_EQ(2, val);
+    c_VertexIdList_Get(&post, 1, &val); ASSERT_LL_EQ(1, val);
+    c_VertexIdList_Get(&post, 2, &val); ASSERT_LL_EQ(0, val);
+
+    /* Verify Reverse Post-order / Topological Candidate (Should be 0, 1, 2) */
+    c_VertexIdList_Get(&rev_post, 0, &val); ASSERT_LL_EQ(0, val);
+    c_VertexIdList_Get(&rev_post, 1, &val); ASSERT_LL_EQ(1, val);
+    c_VertexIdList_Get(&rev_post, 2, &val); ASSERT_LL_EQ(2, val);
+
+    c_VertexIdList_Destroy(&pre);
+    c_VertexIdList_Destroy(&post);
+    c_VertexIdList_Destroy(&rev_post);
+    c_DepthFirstOrder_Destroy(&order);
+    c_Digraph_Destroy(&g);
+}
+
+int main(void) {
+    /* 启动测试集 */
+    TEST_START(Tests);
+
+    /* 运行具体的测试用例 */
+    RUN_TEST(test_depth_first_order_streams);
+
+    /* 打印测试汇总报告 */
+    TEST_REPORT();
+
+    /* 返回测试状态代码码（0 代表全部通过，1 代表有失败） */
+    RETURN_TEST_STATUS;
+}