完成了创建轨道函数

修复了query.c中错误的定义
添加了创建轨道的测试

test/rail_test.cpp

@@ -0,0 +1,44 @@
+//
+// Created by ricardo on 2022/5/17.
+//
+#include "gtest/gtest.h"
+#include "gmock/gmock.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+#include "rail.h"
+#ifdef __cplusplus
+}
+#endif
+
+using namespace testing;
+
+TEST(rail, CreateRails)
+{
+    rail_node_t *head = CreateRails(10, 10);
+    rail_node_t *p = head;
+
+    for(int i = 1; i <= 10; i++)
+    {
+        EXPECT_EQ(p->id, i);
+        EXPECT_EQ(p->next_node_distance, 10);
+        EXPECT_EQ(p->last_node_distance, 10);
+        p = p->next_node;
+    }
+
+    p = head->last_node;
+    for(int i = 10; i >= 1; i--)
+    {
+        EXPECT_EQ(p->id, i);
+        EXPECT_EQ(p->next_node_distance, 10);
+        EXPECT_EQ(p->last_node_distance, 10);
+        p = p->last_node;
+    }
+}
+
+
+
+
+