hd/utils/utils_test.go

package utils

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

func TestQrcode2Base64(t *testing.T) {
	Convey("测试生成二维码并把二维码变成base64编码", t, func() {
		urlPath := "https://www.baidu.com"
		code, err := Qrcode2Base64(urlPath)
		So(err, ShouldBeNil)
		So(code, ShouldStartWith, "data:image/png;base64,")
	})
}

func TestFloat64CusDecimal(t *testing.T) {
	Convey("测试把float64精度截断", t, func() {
		f1 := 2000.22202
		f := Float64CusDecimal(f1, 2)
		So(f, ShouldEqual, 2000.22)
		f2 := 5000.4
		f = Float64CusDecimal(f2, 1)
		So(f, ShouldEqual, f2)
		f3 := 5000.509
		f = Float64CusDecimal(f3, 2)
		So(f, ShouldNotEqual, 5000.50)
	})
}

func TestGif2Base64(t *testing.T) {
	Convey("测试把gif编码为base64", t, func() {
		urlPath := "http://photocdn.sohu.com/20150721/mp23627612_1437451852870_2.gif"
		gif, err := Gif2Base64(urlPath)
		So(err, ShouldEqual, nil)
		So(gif, ShouldStartWith, "data:image/gif;base64")

		urlPath = "https://www.baidu.com"
		gif, err = Gif2Base64(urlPath)
		So(err, ShouldBeNil)
		So(urlPath, ShouldEqual, urlPath)

		urlPath = "xxxx.gif"
		gif, err = Gif2Base64(urlPath)
		So(err, ShouldNotEqual, nil)
	})
}

func TestPathExists(t *testing.T) {
	Convey("测试文件是否存在", t, func() {
		// 存在状态
		path := "utils.go"
		exist, err := PathExists(path)
		So(err, ShouldEqual, nil)
		So(exist, ShouldBeTrue)
		// 不存在状态
		path = "utils.+"
		exist, err = PathExists(path)
		So(err, ShouldBeNil)
		So(exist, ShouldBeFalse)
	})
}

func TestCountDownFormat(t *testing.T) {
	//Convey("测试倒计时格式", t, func() {
	//	//num := 12000
	//	//str := CountDownFormat(num)
	//	//So(str, ShouldEqual, "3:20:0")
	//})
	d, _ := decimal.NewFromString("-123.45")
	d2, _ := decimal.NewFromString(".0001")
	a := d.Add(d2)
	fmt.Println(a.Float64())

}