GoStudy/Array/array_test.go

package main

import (
	"fmt"
	"reflect"
	"strings"
	"testing"
)

func TestArray(t *testing.T) {
	fmt.Println("123")
}

func TestSum(t *testing.T) {
	x := [...]int{1, 2, 3}
	sum := 0
	for _, v := range x {
		sum += v
	}
	fmt.Println(sum)
}

//Newsplit 切割字符串
//example:
//abc,b=>[ac]
func Newsplit(str, sep string) (des []string) {
	index := strings.Index(str, sep)
	for index > -1 {
		sectionBefor := str[:index]
		des = append(des, sectionBefor)
		str = str[index+1:]
		index = strings.Index(str, sep)
	}
	//最后1
	des = append(des, str)
	return
}

//测试用例1：以字符分割
func TestSplit(t *testing.T) {
	got := Newsplit("123N456", "N")
	want := []string{"123", "456"}
	//DeepEqual比较底层数组
	if !reflect.DeepEqual(got, want) {
		//如果got和want不一致说明你写得代码有问题
		t.Errorf("The values of %v is not %v\n", got, want)
	}

}

//测试用例2：以标点符号分割
func TestPunctuationSplit(t *testing.T) {
	got := Newsplit("a:b:c", ":")
	want := []string{"a", "b", "c"}
	if !reflect.DeepEqual(got, want) {
		t.FailNow() //出错就stop别往下测了！
	}

}