package scrap

import (
	"bytes"
	"testing"

	"github.com/stretchr/testify/require"
	"go.skia.org/infra/go/testutils/unittest"
)

func TestTemplateExpand_SVGToCPP_Success(t *testing.T) {
	unittest.SmallTest(t)
	tmplMap, err := loadTemplates()
	require.NoError(t, err)
	var b bytes.Buffer
	body := ScrapBody{
		Type: SVG,
		Body: "<svg> \n</svg>",
	}
	err = tmplMap[CPP][SVG].Execute(&b, body)
	require.NoError(t, err)
	expected := `void draw(SkCanvas* canvas) {
    const char * svg =
        "<svg> \n"
        "</svg>";

    sk_sp<SkData> data(SkData::MakeWithoutCopy(svg, strlen(svg)));
    if (!data) {
        SkDebugf("Failed to load SVG.");
        return;
    }

    SkMemoryStream stream(std::move(data));
    sk_sp<SkSVGDOM> svgDom = SkSVGDOM::MakeFromStream(stream);
    if (!svgDom) {
        SkDebugf("Failed to parse SVG.");
        return;
    }

    // Use the intrinsic SVG size if available, otherwise fall back to a default value.
    static const SkSize kDefaultContainerSize = SkSize::Make(128, 128);
    if (svgDom->containerSize().isEmpty()) {
        svgDom->setContainerSize(kDefaultContainerSize);
    }

    svgDom->render(canvas);
}`
	require.Equal(t, expected, b.String())
}