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FindNode函数测试通过

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重命名形参，避免和全局变量冲突
This commit is contained in:
jackfiled 2022-05-18 17:31:34 +08:00
parent 53b9d47f3c
commit 6d97591b1d
3 changed files with 20 additions and 8 deletions
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4
include/rail.h
View File

@ -37,11 +37,11 @@ extern rail_node_t *rails;
/** /**
* 查找指定编号的站点指针 * 查找指定编号的站点指针
* @param rails 轨道的头节点地址 * @param head 轨道的头节点地址
* @param id 需要查找的站点编号 * @param id 需要查找的站点编号
* @return 需要查找站点指针 * @return 需要查找站点指针
*/ */
rail_node_t *FindNode(rail_node_t *rails, int id); rail_node_t *FindNode(rail_node_t *head, int id);
/** /**
* 创建轨道列表 * 创建轨道列表

12
src/rail.c
View File

@ -41,18 +41,18 @@ rail_node_t *CreateRails(int length, int node_num)
return head; return head;
} }
rail_node_t *FindNode(rail_node_t *rails, int id) rail_node_t *FindNode(rail_node_t *head, int id)
{ {
rail_node_t *p = NULL; rail_node_t *p = NULL;
if(rails) if(head)
{ {
if(rails->id == id) if(head->id == id)
{ {
return rails; return head;
} }
if(rails->next_node != NULL) if(head->next_node != NULL)
{ {
p = FindNode(rails->next_node, id); p = FindNode(head->next_node, id);
if(p) if(p)
{ {
return p; return p;

12
test/rail_test.cpp
View File

@ -38,6 +38,18 @@ TEST(rail, CreateRails)
} }
} }
TEST(rail, FindNode)
{
rail_node_t *head = CreateRails(10, 10);
rail_node_t *p = nullptr;
p = FindNode(head, 3);
EXPECT_EQ(p->id, 3);
p = FindNode(head, 9);
EXPECT_EQ(p->id, 9);
}