package document

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

func TestStatsAdd(t *testing.T) {
	var stats Stats
	stats.Add(Result{HTTPStatus: 200, Latency: 200 * time.Millisecond})
	stats.Add(Result{HTTPStatus: 200, Latency: 400 * time.Millisecond})
	stats.Add(Result{HTTPStatus: 200, Latency: 100 * time.Millisecond})
	stats.Add(Result{HTTPStatus: 200, Latency: 500 * time.Millisecond})
	stats.Add(Result{HTTPStatus: 200, Latency: 300 * time.Millisecond})
	stats.Add(Result{HTTPStatus: 500, Latency: 100 * time.Millisecond})
	expected := Stats{
		Requests:        6,
		Responses:       6,
		ResponsesByCode: map[int]int64{200: 5, 500: 1},
		TotalLatency:    1600 * time.Millisecond,
		MinLatency:      100 * time.Millisecond,
		MaxLatency:      500 * time.Millisecond,
	}
	if !reflect.DeepEqual(stats, expected) {
		t.Errorf("got %+v, want %+v", stats, expected)
	}
	if want, got := int64(1), stats.Unsuccessful(); want != got {
		t.Errorf("got stats.Unsuccessful() = %d, want %d", got, want)
	}
}

func TestStatsClone(t *testing.T) {
	var a Stats
	a.Add(Result{HTTPStatus: 200})
	b := a.Clone()
	a.Add(Result{HTTPStatus: 200})

	want := Stats{Requests: 1, Responses: 1, ResponsesByCode: map[int]int64{200: 1}}
	if !reflect.DeepEqual(b, want) {
		t.Errorf("got %+v, want %+v", b, want)
	}
}