package ditime

import (
	"strings"
	"testing"
	"time"
)

func TestNow(t *testing.T) {
	now := Now()
	t.Log(now)
	_ = now
}

func TestToTime(t *testing.T) {
	tm := ToTime(0)
	if tm.Format(time.StampNano) != "Jan  1 01:00:00.000000000" {
		t.Error("Unexpected time format at 0 ms")
	}

	tm = ToTime(1123)
	if tm.Format(time.StampNano) != "Jan  1 01:00:01.123000000" {
		t.Error("Unexpected time format at 1123 ms")
	}

	tm = ToTime(1479762835294)
	if tm.Format(time.StampNano) != "Nov 21 22:13:55.294000000" {
		t.Error("Unexpected time format at 1479762835294 ms")
	}
}

func TestString(t *testing.T) {
	tm := Time(1123)

	if str := tm.String(); !strings.Contains(str, "1970-01-01 01:00:01.123") {
		t.Error("Unexpected time format at 1123 ms:", str)
	}
}

func TestFormat(t *testing.T) {
	tm := Time(1001)

	if str := tm.Format(time.StampNano); str != "Jan  1 01:00:01.001000000" {
		t.Error("Unexpected time format at 1001 ms:", str)
	}
}