func TestSpriteHTTP(t *testing.T) {
in := bytes.NewBufferString(`
$map: sprite-map("*.png", 10px);
div {
background: sprite($map, "140");
}`)
var out bytes.Buffer
comp, err := libsass.New(&out, in,
libsass.OutputStyle(libsass.NESTED_STYLE),
libsass.BuildDir("../test/build"),
libsass.ImgDir("../test/img"),
libsass.FontDir("../test/font"),
libsass.Payload(payload.New()),
libsass.ImgBuildDir("../test/build/img"),
libsass.HTTPPath("http://foo.com"),
)
if err != nil {
t.Fatal(err)
}
if err := comp.Run(); err != nil {
t.Fatal(err)
}
e := `div {
background: url("http://foo.com/build/b9d55f.png") 0px -149px; }
`
if e != out.String() {
t.Errorf("got:\n%s\nwanted:\n%s", out.String(), e)
}
}
// HTTPHandler starts a CORS enabled web server that takes as input
// Sass and outputs CSS.
func HTTPHandler(gba *BuildArgs, httpPath string) func(w http.ResponseWriter, r *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
setDefaultHeaders(w, r)
start := time.Now()
resp := Response{
Start: start,
Version: version.Version,
}
var (
err error
pout bytes.Buffer
)
enc := json.NewEncoder(w)
defer func() {
resp.Contents = pout.String()
resp.Elapsed = time.Since(start).String()
if err != nil {
resp.Error = err.Error()
}
enc.Encode(resp)
}()
if r.Body == nil {
err = errors.New("request is empty")
return
}
defer r.Body.Close()
comp, err := FromBuildArgs(&pout, nil, r.Body, gba)
if err != nil {
resp.Contents = ""
return
}
comp.Option(libsass.HTTPPath(httpPath))
err = comp.Run()
}
}