/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>
*/
package utils

import (
	"fmt"
	"reflect"
	"testing"
	"time"
)

func TestLibSuppliersUsage(t *testing.T) {
	event := make(map[string]interface{})
	event[Usage] = time.Duration(20 * time.Second)
	se := &CGREvent{
		Tenant: "cgrates.org",
		ID:     "supplierevent1",
		Event:  event,
	}
	seErr := &CGREvent{
		Tenant: "cgrates.org",
		ID:     "supplierevent1",
		Event:  make(map[string]interface{}),
	}
	answ, err := se.FieldAsDuration(Usage)
	if err != nil {
		t.Error(err)
	}
	if answ != event[Usage] {
		t.Errorf("Expecting: %+v, received: %+v", event[Usage], answ)
	}
	answ, err = seErr.FieldAsDuration(Usage)
	if err != ErrNotFound {
		t.Error(err)
	}
}

func TestCGREventFieldAsTime(t *testing.T) {
	event := make(map[string]interface{})
	event[AnswerTime] = time.Now().Local()
	se := &CGREvent{
		Tenant: "cgrates.org",
		ID:     "supplierevent1",
		Event:  event,
	}
	seErr := &CGREvent{
		Tenant: "cgrates.org",
		ID:     "supplierevent1",
		Event:  make(map[string]interface{}),
	}
	answ, err := se.FieldAsTime(AnswerTime, "UTC")
	if err != nil {
		t.Error(err)
	}
	if answ != event[AnswerTime] {
		t.Errorf("Expecting: %+v, received: %+v", event[AnswerTime], answ)
	}
	answ, err = seErr.FieldAsTime(AnswerTime, "CET")
	if err != ErrNotFound {
		t.Error(err)
	}
}

func TestCGREventFieldAsString(t *testing.T) {
	event := make(map[string]interface{})
	event["supplierprofile1"] = "Supplier"
	event["UsageInterval"] = time.Duration(1 * time.Second)
	event["PddInterval"] = "1s"
	event["Weight"] = 20.0
	se := &CGREvent{
		Tenant: "cgrates.org",
		ID:     "supplierevent1",
		Event:  event,
	}
	answ, err := se.FieldAsString("UsageInterval")
	if err != nil {
		t.Error(err)
	}
	if answ != "1s" {
		t.Errorf("Expecting: %+v, received: %+v", event["UsageInterval"], answ)
	}
	answ, err = se.FieldAsString("PddInterval")
	if err != nil {
		t.Error(err)
	}
	if answ != event["PddInterval"] {
		t.Errorf("Expecting: %+v, received: %+v", event["PddInterval"], answ)
	}
	answ, err = se.FieldAsString("supplierprofile1")
	if err != nil {
		t.Error(err)
	}
	if answ != event["supplierprofile1"] {
		t.Errorf("Expecting: %+v, received: %+v", event["supplierprofile1"], answ)
	}
	answ, err = se.FieldAsString("Weight")
	if err != nil {
		t.Error(err)
	}
	if answ != "20" {
		t.Errorf("Expecting: %+v, received: %+v", event["Weight"], answ)
	}
}

func TestCGREventFieldAsFloat64(t *testing.T) {
	err1 := fmt.Errorf("cannot cast %s to string", AnswerTime)
	event := make(map[string]interface{})
	event[AnswerTime] = time.Now().Local()
	event["supplierprofile1"] = "Supplier"
	event["UsageInterval"] = "54.2"
	event["PddInterval"] = "1s"
	event["Weight"] = 20.0
	se := &CGREvent{
		Tenant: "cgrates.org",
		ID:     "supplierevent1",
		Event:  event,
	}
	answ, err := se.FieldAsFloat64("UsageInterval")
	if err != nil {
		t.Error(err)
	}
	if answ != float64(54.2) {
		t.Errorf("Expecting: %+v, received: %+v", event["UsageInterval"], answ)
	}
	answ, err = se.FieldAsFloat64("Weight")
	if err != nil {
		t.Error(err)
	}
	if answ != float64(20.0) {
		t.Errorf("Expecting: %+v, received: %+v", event["Weight"], answ)
	}
	answ, err = se.FieldAsFloat64("PddInterval")
	//TODO: Make an error to be expected :
	//	cgrevent_test.go:149: strconv.ParseFloat: parsing "1s": invalid syntax
	// if err != nil {
	// 	t.Error(err)
	// }
	if answ != 0 {
		t.Errorf("Expecting: %+v, received: %+v", 0, answ)
	}

	answ, err = se.FieldAsFloat64(AnswerTime)
	if !reflect.DeepEqual(err, err1) {
		t.Error(err)
	}
	if answ != 0 {
		t.Errorf("Expecting: %+v, received: %+v", 0, answ)
	}
}