func TestSelectorMatch(t *testing.T) {
for _, spec := range matchers {
chn, err := Selector(spec.s)
if err != nil {
t.Errorf("Error parsing selector %q", err)
}
if !chn.Head.Match(spec.n) {
t.Errorf("spec %q didn't match %q when it should have",
chn, h5.RenderNodesToString([]*html.Node{spec.n}))
}
if chn.Head.Match(spec.n2) {
t.Errorf("spec %q matched %q when it shouldn't have",
chn, h5.RenderNodesToString([]*html.Node{spec.n2}))
}
}
}
func TestSelectorFind(t *testing.T) {
for _, spec := range finders {
chn, err := Selector(spec.s)
if err != nil {
t.Errorf("Error parsing selector %q", err)
}
ns := chn.Find(spec.n)
if len(ns) < 1 {
t.Errorf("%q didn't find any nodes in %q",
chn, h5.RenderNodesToString([]*html.Node{spec.n}))
}
if h5.RenderNodesToString(ns) != h5.RenderNodesToString(spec.ns) {
t.Errorf("Got: %q Expected: %q",
h5.RenderNodesToString(ns), h5.RenderNodesToString(spec.ns))
}
}
}
// Replace constructs a TransformFunc that replaces a node with the nodes passed
// in.
func Replace(ns ...*html.Node) TransformFunc {
return func(n *html.Node) {
p := n.Parent
switch p {
case nil:
panic(fmt.Sprintf("Attempt to replace Root node: %s", h5.RenderNodesToString([]*html.Node{n})))
default:
for _, nc := range ns {
p.InsertBefore(nc, n)
}
p.RemoveChild(n)
}
}
}