You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

48 lines
1.1 KiB

package image_test
import (
"bytes"
"crypto/md5"
"fmt"
"image/color"
"io"
"os"
"strings"
"testing"
"git.nightmare.haus/rudi/chessv2"
"git.nightmare.haus/rudi/chessv2/image"
)
const expectedMD5 = "da140af8b83ce7903915ee39973e36dd"
func TestSVG(t *testing.T) {
// create buffer of actual svg
buf := bytes.NewBuffer([]byte{})
fenStr := "rnbqkbnr/pppppppp/8/8/3P4/8/PPP1PPPP/RNBQKBNR b KQkq - 0 1"
pos := &chess.Position{}
if err := pos.UnmarshalText([]byte(fenStr)); err != nil {
t.Error(err)
}
mark := image.MarkSquares(color.RGBA{255, 255, 0, 1}, chess.D2, chess.D4)
if err := image.SVG(buf, pos.Board(), mark); err != nil {
t.Error(err)
}
// compare to expected svg
actualSVG := strings.TrimSpace(buf.String())
actualMD5 := fmt.Sprintf("%x", md5.Sum([]byte(actualSVG)))
if actualMD5 != expectedMD5 {
t.Errorf("expected actual md5 hash to be %s but got %s", expectedMD5, actualMD5)
}
// create actual svg file for visualization
f, err := os.Create("example.svg")
defer f.Close()
if err != nil {
t.Error(err)
}
if _, err := io.Copy(f, bytes.NewBufferString(actualSVG)); err != nil {
t.Error(err)
}
}