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			64 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright (c) 2025 David Vogel
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//
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// This software is released under the MIT License.
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// https://opensource.org/licenses/MIT
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package typst_test
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import (
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	"bytes"
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	"image"
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	"image/color"
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	"io"
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	"testing"
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	"github.com/Dadido3/go-typst"
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)
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type testImage struct {
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	Rect image.Rectangle
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}
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func (p *testImage) ColorModel() color.Model { return color.RGBAModel }
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func (p *testImage) Bounds() image.Rectangle { return p.Rect }
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func (p *testImage) At(x, y int) color.Color { return p.RGBAAt(x, y) }
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func (p *testImage) RGBAAt(x, y int) color.RGBA {
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	if !(image.Point{x, y}.In(p.Rect)) {
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		return color.RGBA{}
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	}
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	return color.RGBA{uint8(x), uint8(y), uint8(x + y), 255}
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}
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// Opaque scans the entire image and reports whether it is fully opaque.
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func (p *testImage) Opaque() bool {
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	return true
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}
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func TestImage(t *testing.T) {
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	img := &testImage{image.Rect(0, 0, 256, 256)}
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	// Wrap image.
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	typstImage := typst.Image{img}
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	cli := typst.CLI{}
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	var r bytes.Buffer
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	if err := typst.InjectValues(&r, map[string]any{"TestImage": typstImage}); err != nil {
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		t.Fatalf("Failed to inject values into Typst markup: %v.", err)
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	}
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	r.WriteString(`= Image test
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#TestImage
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#assert(type(TestImage) == content, message: "TestImage is not of expected type: got " + str(type(TestImage)) + ", want content")`) // TODO: Add another assertion for the image width and height as soon as it's possible to query that
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	if err := cli.Compile(&r, io.Discard, nil); err != nil {
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		t.Fatalf("Failed to compile document: %v.", err)
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	}
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}
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