package kint

import (
	"os"
	"testing"
)

type tester struct {
	t *testing.T
}

func TestKInt(t *testing.T) {
	sf := &tester{
		t: t,
	}
	sf.new()
}

// новый KInt
func (sf *tester) new() {
	sf.t.Log("new")
	val := NewInt(12)
	if val == nil {
		sf.t.Fatalf("new(): val==nil")
	}
	val0 := val.Get()
	if val0 != 12 {
		sf.t.Fatalf("new(): val0=%v !12", val0)
	}
	val.Set(14)
	if val.Get() != 14 {
		sf.t.Fatalf("new(): val=%v !14", val.Get())
	}
	val.Reset()
	if val.Get() != 0 {
		sf.t.Fatalf("new(): val=%v !0", val.Get())
	}
	resStr := val.FromStr("26")
	if val.Get() != 26 {
		sf.t.Fatalf("new(): val=%v !26", val.Get())
	}
	resStr.Hassert("bad convert")

	resStr = val.FromStr("k26")
	if val.Get() != 26 {
		sf.t.Fatalf("new(): val=%v !26", val.Get())
	}
	if !resStr.IsErr() {
		sf.t.Fatalf("new(): err==nil")
	}
	strVal := val.ToStr()
	if strVal != "26" {
		sf.t.Fatalf("new(): val=%v !26", strVal)
	}
	binData := val.ToByte()
	if len(binData) != 8 {
		sf.t.Fatalf("new(): len=%v !8", len(binData))
	}
	resInt := val.FromByte(binData)
	resInt.Hassert("FromByte")

	binData = binData[:2]
	resInt = val.FromByte(binData)
	if !resStr.IsErr() {
		sf.t.Fatalf("new(): err==nil")
	}

	resInt = val.FromByte([]byte("travolta"))
	if !resStr.IsErr() {
		sf.t.Fatalf("new(): err==nil")
	}

	valBool := val.FromBool(true)
	if valBool != -1 {
		sf.t.Fatalf("new(): isVal==false")
	}

	valBool = val.FromBool(false)
	if valBool != 0 {
		sf.t.Fatalf("new(): isVal==true")
	}
	val.Set(3)
	isBool := val.ToBool()
	if !isBool {
		sf.t.Fatalf("new(): isBool==false")
	}

	_ = os.Unsetenv("TEST_VAL")
	_ = os.Setenv("TEST_VAL", "57")
	resInt = val.Getenv("TEST_VAL")
	resInt.Hassert("get env")
	if resInt.Val() != 57 {
		sf.t.Fatalf("new(): isVal==true")
	}

	_ = os.Unsetenv("TEST_VAL")
	_ = os.Setenv("TEST_VAL", "u578")
	resInt = val.Getenv("TEST_VAL")
	if resInt.IsOk() {
		sf.t.Fatalf("new(): ok==true")
	}
	if val.Get() != 57 {
		sf.t.Fatalf("new(): val=%v !57", val.Get())
	}

	val.Inc()
	if val.Get() != 58 {
		sf.t.Fatalf("new(): val=%v !58", val.Get())
	}
	val.Dec()
	if val.Get() != 57 {
		sf.t.Fatalf("new(): val=%v !57", val.Get())
	}
}