feat(Go-Tool)：修改单测位置，添加lomuto查找第k小元素算法代码及其单测（分治法）

util/file/FileReadTool_test.go

@@ -0,0 +1,78 @@
+/*
+ *  @Author : huangzj
+ *  @Time : 2020/4/30 14:55
+ *  @Description： 文件读取工具测试
+ */
+
+package file
+
+import (
+	"encoding/json"
+	"fmt"
+	"testing"
+)
+
+func TestReadFileLineNum(t *testing.T) {
+	fmt.Print(ReadFileLineNum("F:\\Go个人代码\\src\\Go-Tool\\test\\emptyDirTest\\1\\11.txt"))
+}
+
+func TestReadFileLineNumExceptEmptyLine(t *testing.T) {
+	fmt.Println(ReadFileLineNumExceptEmptyLine("F:\\Go个人代码\\src\\Go-Tool\\test\\emptyDirTest\\1\\11.txt"))
+}
+
+func TestReadJsonFile(t *testing.T) {
+	content, _ := ReadJsonFile("F:\\Go个人代码\\src\\Go-Tool\\util\\file\\json_file_test_mode.json")
+	fmt.Println(content)
+	var testMode JsonTestMode
+	_ = json.Unmarshal([]byte(content), &testMode)
+	for _, r := range testMode.RareNumAward {
+		fmt.Println(r.Num)
+		fmt.Println()
+		for _, r1 := range r.Award {
+			fmt.Println(fmt.Sprintf("%d    %d", r1[0], r1[1]))
+		}
+	}
+}
+
+//被读取Json文件的测试结构体
+type JsonTestMode struct {
+	CandleLightingReward CandleLightingReward
+
+	Cake []Cake
+
+	RareNumAward []RareNumAward
+
+	CommonNumAward [][]int
+
+	DailyAwardPool [][]int
+
+	DailyExtraction []DailyExtraction
+
+	FinalAward [][]int
+
+	CandleNumStart int
+
+	CandleNumInterval int
+
+	DiamondNum int
+
+	ThemeId int
+}
+
+type CandleLightingReward struct {
+	Num       int
+	AwardPool [][]int
+}
+type Cake struct {
+	Level     int
+	CandleNum int
+	Award     [][]int
+}
+type RareNumAward struct {
+	Num   int
+	Award [][]int
+}
+type DailyExtraction struct {
+	Day int
+	Num int
+}