magic_server/commons/utils/utils_test.go

package utils

import (
	"fmt"
	"github.com/shopspring/decimal"
	"testing"
)

func TestPeriodNo(t *testing.T) {
	// 获取当前期号
	currentPeriod := NowPeriodNo()
	fmt.Printf("当前期号: %s\n", currentPeriod)
	// 获取下一期
	nextPeriod := NextPeriodNoSimple("2025121602")
	fmt.Printf("下一期: %s\n", nextPeriod) // 输出: 2025121604
	nextPeriod2 := NextPeriodNoSimple("2025121622")
	fmt.Printf("跨天下一期: %s\n", nextPeriod2) // 输出: 2025121700
	// 跳转到指定期数
	jumpPeriod := JumpToPeriodNoSimple("2025123122", 6)
	fmt.Printf("跳转6期: %s\n", jumpPeriod) // 输出: 2025121614
	// 跨天跳转
	jumpPeriod2 := JumpToPeriodNoSimple("2025121622", 3)
	fmt.Printf("跨天跳转3期: %s\n", jumpPeriod2) // 输出: 2025121704

	spans := CalPeriodNosSpan("2025123122", "2026010110")
	fmt.Printf("跨期: %d\n", spans)

}

func TestToSnakeCase(t *testing.T) {
	t.Log(VarToSnakeCase(" helloWord"))
	t.Log(WordsToSnakeCase(" helloWord desc"))
	t.Log(WordsToSnakeCase(" password desc, HelloWord acs"))
}

func TestFormatLessZeroDecimal(t *testing.T) {
	t.Log(FormatDecimalToString(decimal.NewFromFloat(10001234.6798)))
	t.Log(FormatDecimalToString(decimal.NewFromFloat(11234.6798)))
	t.Log(FormatDecimalToString(decimal.NewFromFloat(0.12345)))
	t.Log(FormatDecimalToString(decimal.NewFromFloat(0.00005432383)))
	t.Log(FormatDecimalToString(decimal.NewFromFloat(0.000000985432383)))
}

func TestTrueRandomInt64Slice(t *testing.T) {
	var int64Slice = []int64{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}
	var randInt64List []int64
	for i := 0; i < 1000000; i++ {
		randInt64, err := TrueRandomInt64Slice(int64Slice)
		if err != nil {
			t.Log(err.Error())
		}
		randInt64List = append(randInt64List, randInt64)
	}
	//t.Log(randInt64List)
	countMap := make(map[int64]int)
	for _, num := range randInt64List {
		countMap[num]++
	}
	for num, count := range countMap {
		fmt.Printf("数字 %d: 出现 %d 次\n", num, count)
	}
}