diff --git a/leetcode/1791.Find-Center-of-Star-Graph/1791.Find Center of Star Graph_test.go b/leetcode/1791.Find-Center-of-Star-Graph/1791.Find Center of Star Graph_test.go
new file mode 100644
index 00000000..e1ade4d8
--- /dev/null
+++ b/leetcode/1791.Find-Center-of-Star-Graph/1791.Find Center of Star Graph_test.go	
@@ -0,0 +1,46 @@
+package leetcode
+
+import (
+	"fmt"
+	"testing"
+)
+
+type question1791 struct {
+	para1791
+	ans1791
+}
+
+// para 是参数
+type para1791 struct {
+	edges [][]int
+}
+
+// ans 是答案
+type ans1791 struct {
+	ans int
+}
+
+func Test_Problem1791(t *testing.T) {
+
+	qs := []question1791{
+
+		{
+			para1791{[][]int{{1, 2}, {2, 3}, {4, 2}}},
+			ans1791{2},
+		},
+
+		{
+			para1791{[][]int{{1, 2}, {5, 1}, {1, 3}, {1, 4}}},
+			ans1791{1},
+		},
+	}
+
+	fmt.Printf("------------------------Leetcode Problem 1791------------------------\n")
+
+	for _, q := range qs {
+		_, p := q.ans1791, q.para1791
+		fmt.Printf("【input】:%v      ", p.edges)
+		fmt.Printf("【output】:%v      \n", findCenter(p.edges))
+	}
+	fmt.Printf("\n\n\n")
+}