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