options_test.go

package identicon_test

import (
	"crypto/sha1"
	"image/color"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/tsdtsdtsd/identicon"
)

func TestWithBGColorOption(t *testing.T) {

	red := color.NRGBA{255, 0, 0, 255}
	optionFunc := identicon.WithBGColor(red)
	icon, err := identicon.New("id")

	optionFunc(icon)
	got := icon.Options().BGColor

	assert.NoError(t, err)
	assert.Equal(t, red, got)
}

func TestWithFGColorOption(t *testing.T) {

	red := color.NRGBA{255, 0, 0, 255}
	optionFunc := identicon.WithFGColor(red)
	icon, err := identicon.New("id")

	optionFunc(icon)
	got := icon.Options().FGColor

	assert.NoError(t, err)
	assert.Equal(t, red, got)
}

func TestWithImageSizeOption(t *testing.T) {

	size := 200
	optionFunc := identicon.WithImageSize(size)
	icon, err := identicon.New("id")

	optionFunc(icon)
	got := icon.Options().ImageSize

	assert.NoError(t, err)
	assert.Equal(t, size, got)
}

func TestWithHasher(t *testing.T) {

	hasher := sha1.New()
	optionFunc := identicon.WithHasher(hasher)
	icon, err := identicon.New("id")

	optionFunc(icon)
	got := icon.Options().Hasher

	assert.NoError(t, err)
	assert.Equal(t, hasher, got)
}