func ExampleSprite_position() {
in := bytes.NewBufferString(`
$map: sprite-map("*.png", 10px); // One argument
div {
background-position: sprite-position($map, "140");
}
div.retina {
background-position: 10px ceil(nth(sprite-position($map, "140"), 2) /2 );
}`)
comp, err := libsass.New(os.Stdout, in,
libsass.Payload(payload.New()),
libsass.ImgDir("../test/img"),
libsass.BuildDir("../test/build"),
libsass.ImgBuildDir("../test/build/img"),
)
if err != nil {
log.Fatal(err)
}
err = comp.Run()
if err != nil {
log.Fatal(err)
}
// Output:
// div {
// background-position: 0px, -149px; }
//
// div.retina {
// background-position: 10px -74px; }
}
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)
}
}
func setupComp(t *testing.T, r io.Reader, out io.Writer) (libsass.Compiler, error) {
comp, err := libsass.New(out, r,
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"),
)
if err != nil {
t.Fatal(err)
}
testSprite(t, comp)
done := make(chan struct{})
go func() {
select {
case <-time.After(5 * time.Second):
t.Fatal("setupComp timeout")
case <-done:
return
}
}()
err = comp.Run()
close(done)
return comp, err
}
func TestCompileStdin_imports(t *testing.T) {
in := bytes.NewBufferString(`@import "compass";
@import "compass/utilities/sprite/base";
`)
var buf bytes.Buffer
comp, err := libsass.New(&buf, in, libsass.Payload(payload.New()))
if err != nil {
t.Fatal(err)
}
if err := comp.Run(); err != nil {
t.Fatal(err)
}
out := buf.String()
if e := ``; e != out {
t.Fatalf("mismatch expected:\n%s\nwas:\n%s\n", e, out)
}
}
func TestFuncSpriteFile(t *testing.T) {
comp, err := libsass.New(nil, nil,
libsass.Payload(payload.New()),
libsass.ImgDir("../test/img"),
libsass.BuildDir("../test/build"),
libsass.ImgBuildDir("../test/build/img"),
)
if err != nil {
t.Fatal(err)
}
// Add real arguments when sass lists can be [un]marshalled
lst := []interface{}{"*.png", "139"}
usv, err := libsass.Marshal(lst)
if err != nil {
t.Fatal(err)
}
rsv, err := SpriteFile(libsass.NewCompilerContext(comp), usv)
if err != nil {
t.Fatal(err)
}
var glob, path string
err = libsass.Unmarshal(*rsv, &glob, &path)
if err != nil {
t.Error(err)
}
if e := "*.png"; e != glob {
t.Errorf("got: %s wanted: %s", e, glob)
}
if e := "139"; e != path {
t.Errorf("got: %s wanted: %s", e, path)
}
}
func ExampleSprite() {
in := bytes.NewBufferString(`
$map: sprite-map("*.png", 10px); // One argument
div {
background: sprite($map, "140");
}`)
comp, err := libsass.New(os.Stdout, in,
libsass.Payload(payload.New()),
libsass.ImgDir("../test/img"),
libsass.BuildDir("../test/build"),
libsass.ImgBuildDir("../test/build/img"),
)
if err != nil {
log.Fatal(err)
}
if err := comp.Run(); err != nil {
log.Fatal(err)
}
// Output:
// div {
// background: url("img/b9d55f.png") 0px -149px; }
}
// Init initializes the payload, this should really go away
func (b *BuildArgs) init() {
b.Payload = payload.New()
}