package emdbed

import (
	"embed"
	"strings"
	"testing"

	"github.com/matryer/is"
)

//go:embed testdata
var testdata embed.FS

func TestIdempotent(t *testing.T) {
	assert := is.NewRelaxed(t)

	fi, err := testdata.Open("testdata/main.md")
	defer fi.Close()
	out, err := Convert("testdata", fi)
	assert.NoErr(err) // Conversion should be successful

	idem := out
	for idx := 0; idx < 100; idx++ {
		idem, err = Convert("testdata", strings.NewReader(idem))
		assert.NoErr(err) // Conversion should be successful
	}

	assert.Equal(out, idem) // Original output should match after 100 tries
}