/
utilities_test.go
141 lines (127 loc) · 2.86 KB
/
utilities_test.go
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package goquery
import (
"reflect"
"sort"
"strings"
"testing"
"golang.org/x/net/html"
)
var allNodes = `<!doctype html>
<html>
<head>
<meta a="b">
</head>
<body>
<p><!-- this is a comment -->
This is some text.
</p>
<div></div>
<h1 class="header"></h1>
<h2 class="header"></h2>
</body>
</html>`
func assertMatchNodes(t testing.TB, doc *Document) {
t.Helper()
n0 := doc.Nodes[0]
nDT := n0.FirstChild
sMeta := doc.Find("meta")
sP := doc.Find("p")
nP := sP.Get(0)
nComment := nP.FirstChild
nText := nComment.NextSibling
sHeaders := doc.Find(".header")
cases := []struct {
node *html.Node
sel *Selection
want string
}{
{nDT, nil, "<!DOCTYPE html>"}, // render makes DOCTYPE all caps
{nil, sMeta, `<meta a="b"/>`}, // and auto-closes the meta
{nil, sP, `<p><!-- this is a comment -->
This is some text.
</p>`},
{nComment, nil, "<!-- this is a comment -->"},
{nText, nil, `
This is some text.
`},
{nil, sHeaders, `<h1 class="header"></h1>`},
}
for i, c := range cases {
if c.sel == nil {
c.sel = newSingleSelection(c.node, doc)
}
got, err := OuterHtml(c.sel)
if err != nil {
t.Fatal(err)
}
if got != c.want {
t.Errorf("%d: want %q, got %q", i, c.want, got)
}
}
}
func TestNodeName(t *testing.T) {
doc, err := NewDocumentFromReader(strings.NewReader(allNodes))
if err != nil {
t.Fatal(err)
}
n0 := doc.Nodes[0]
nDT := n0.FirstChild
sMeta := doc.Find("meta")
nMeta := sMeta.Get(0)
sP := doc.Find("p")
nP := sP.Get(0)
nComment := nP.FirstChild
nText := nComment.NextSibling
cases := []struct {
node *html.Node
typ html.NodeType
want string
}{
{n0, html.DocumentNode, nodeNames[html.DocumentNode]},
{nDT, html.DoctypeNode, "html"},
{nMeta, html.ElementNode, "meta"},
{nP, html.ElementNode, "p"},
{nComment, html.CommentNode, nodeNames[html.CommentNode]},
{nText, html.TextNode, nodeNames[html.TextNode]},
}
for i, c := range cases {
got := NodeName(newSingleSelection(c.node, doc))
if c.node.Type != c.typ {
t.Errorf("%d: want type %v, got %v", i, c.typ, c.node.Type)
}
if got != c.want {
t.Errorf("%d: want %q, got %q", i, c.want, got)
}
}
}
func TestNodeNameMultiSel(t *testing.T) {
doc, err := NewDocumentFromReader(strings.NewReader(allNodes))
if err != nil {
t.Fatal(err)
}
in := []string{"p", "h1", "div"}
var out []string
doc.Find(strings.Join(in, ", ")).Each(func(i int, s *Selection) {
got := NodeName(s)
out = append(out, got)
})
sort.Strings(in)
sort.Strings(out)
if !reflect.DeepEqual(in, out) {
t.Errorf("want %v, got %v", in, out)
}
}
func TestRender(t *testing.T) {
doc, err := NewDocumentFromReader(strings.NewReader(allNodes))
if err != nil {
t.Fatal(err)
}
assertMatchNodes(t, doc)
}
func TestOuterHtml(t *testing.T) {
doc, err := NewDocumentFromReader(strings.NewReader(allNodes))
if err != nil {
t.Fatal(err)
}
assertMatchNodes(t, doc)
}