package main

import (
	"fmt"
	"testing"
)

func TestReadCommonHeader(t *testing.T) {
	SetupConfig()
	var msg = `<xml><ToUserName><![CDATA[gh_f09231355c68]]></ToUserName>
<FromUserName><![CDATA[oUN420bxqFqlx0ZQHciUOesZO3PE]]></FromUserName>
<CreateTime>1492972518</CreateTime>
<MsgType><![CDATA[event]]></MsgType>
<Event><![CDATA[CLICK]]></Event>
<EventKey><![CDATA[V1001_TODAY_MUSIC]]></EventKey>
</xml>`

	h := ReadCommonHeader(msg)
	assertEqual(t, h.ToUserName, "gh_f09231355c68", "ToUserName failed")
	assertEqual(t, h.FromUserName, "oUN420bxqFqlx0ZQHciUOesZO3PE", "FromUserName failed")
	assertEqual(t, h.MsgType, "event", "MsgType failed")
	//for weird reasons assertEqual does not work for integer
	if h.CreateTime != 1492972518 {
		errmsg := fmt.Sprintf("CreateTime should be 1492972518, not %d", h.CreateTime)
		t.Error(errmsg)
	}

}

func assertEqual(t *testing.T, a interface{}, b interface{}, message string) {
	if a == b {
		return
	}
	if len(message) == 0 {
		message = fmt.Sprintf("%v != %v", a, b)
	}
	message = fmt.Sprintf("%v != %v", a, b)
	t.Fatal(message)
}