package main

import (
	"io/ioutil"
	"os"
	"testing"

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

func runImageTest(content string) error {
	poshImagePath := "ohmyposh.png"
	file, err := ioutil.TempFile("", poshImagePath)
	if err != nil {
		return err
	}
	defer os.Remove(file.Name())
	ansi := &ansiUtils{}
	ansi.init(plain)
	image := &ImageRenderer{
		ansiString: content,
		ansi:       ansi,
	}
	image.init()
	err = image.SavePNG(poshImagePath)
	return err
}

func TestStringImageFileWithText(t *testing.T) {
	err := runImageTest("foobar")
	assert.NoError(t, err)
}

func TestStringImageFileWithANSI(t *testing.T) {
	prompt := ` oh-my-posh
	  main ≡  ~4 -8 ?7 
	 `
	err := runImageTest(prompt)
	assert.NoError(t, err)
}