add: leetcode 0319 test

leetcode/0319.Bulb-Switcher/319.Bulb Switcher_test.go

@@ -0,0 +1,50 @@
+package leetcode
+
+import (
+	"fmt"
+	"testing"
+)
+
+type question319 struct {
+	para319
+	ans319
+}
+
+// para 是参数
+type para319 struct {
+	n int
+}
+
+// ans 是答案
+type ans319 struct {
+	ans int
+}
+
+func Test_Problem319(t *testing.T) {
+
+	qs := []question319{
+
+		{
+			para319{3},
+			ans319{1},
+		},
+
+		{
+			para319{0},
+			ans319{0},
+		},
+
+		{
+			para319{1},
+			ans319{1},
+		},
+	}
+
+	fmt.Printf("------------------------Leetcode Problem 319------------------------\n")
+
+	for _, q := range qs {
+		_, p := q.ans319, q.para319
+		fmt.Printf("【input】:%v       【output】:%v\n", p, bulbSwitch(p.n))
+	}
+	fmt.Printf("\n\n\n")
+}