mirror of
https://github.com/miniflux/v2.git
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203 lines
3.6 KiB
Go
203 lines
3.6 KiB
Go
package goquery
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import (
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"bytes"
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"fmt"
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"os"
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"strings"
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"testing"
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"golang.org/x/net/html"
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)
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// Test helper functions and members
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var doc *Document
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var doc2 *Document
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var doc3 *Document
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var docB *Document
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var docW *Document
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func Doc() *Document {
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if doc == nil {
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doc = loadDoc("page.html")
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}
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return doc
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}
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func Doc2() *Document {
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if doc2 == nil {
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doc2 = loadDoc("page2.html")
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}
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return doc2
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}
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func Doc2Clone() *Document {
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return CloneDocument(Doc2())
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}
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func Doc3() *Document {
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if doc3 == nil {
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doc3 = loadDoc("page3.html")
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}
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return doc3
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}
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func Doc3Clone() *Document {
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return CloneDocument(Doc3())
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}
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func DocB() *Document {
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if docB == nil {
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docB = loadDoc("gotesting.html")
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}
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return docB
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}
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func DocW() *Document {
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if docW == nil {
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docW = loadDoc("gowiki.html")
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}
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return docW
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}
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func assertLength(t *testing.T, nodes []*html.Node, length int) {
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if len(nodes) != length {
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t.Errorf("Expected %d nodes, found %d.", length, len(nodes))
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for i, n := range nodes {
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t.Logf("Node %d: %+v.", i, n)
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}
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}
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}
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func assertClass(t *testing.T, sel *Selection, class string) {
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if !sel.HasClass(class) {
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t.Errorf("Expected node to have class %s, found %+v.", class, sel.Get(0))
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}
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}
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func assertPanic(t *testing.T) {
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if e := recover(); e == nil {
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t.Error("Expected a panic.")
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}
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}
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func assertEqual(t *testing.T, s1 *Selection, s2 *Selection) {
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if s1 != s2 {
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t.Error("Expected selection objects to be the same.")
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}
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}
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func assertSelectionIs(t *testing.T, sel *Selection, is ...string) {
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for i := 0; i < sel.Length(); i++ {
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if !sel.Eq(i).Is(is[i]) {
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t.Errorf("Expected node %d to be %s, found %+v", i, is[i], sel.Get(i))
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}
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}
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}
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func printSel(t *testing.T, sel *Selection) {
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if testing.Verbose() {
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h, err := sel.Html()
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if err != nil {
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t.Fatal(err)
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}
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t.Log(h)
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}
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}
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func loadDoc(page string) *Document {
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var f *os.File
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var e error
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if f, e = os.Open(fmt.Sprintf("./testdata/%s", page)); e != nil {
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panic(e.Error())
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}
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defer f.Close()
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var node *html.Node
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if node, e = html.Parse(f); e != nil {
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panic(e.Error())
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}
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return NewDocumentFromNode(node)
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}
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func TestNewDocument(t *testing.T) {
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if f, e := os.Open("./testdata/page.html"); e != nil {
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t.Error(e.Error())
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} else {
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defer f.Close()
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if node, e := html.Parse(f); e != nil {
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t.Error(e.Error())
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} else {
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doc = NewDocumentFromNode(node)
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}
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}
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}
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func TestNewDocumentFromReader(t *testing.T) {
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cases := []struct {
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src string
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err bool
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sel string
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cnt int
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}{
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0: {
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src: `
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<html>
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<head>
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<title>Test</title>
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<body>
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<h1>Hi</h1>
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</body>
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</html>`,
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sel: "h1",
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cnt: 1,
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},
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1: {
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// Actually pretty hard to make html.Parse return an error
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// based on content...
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src: `<html><body><aef<eqf>>>qq></body></ht>`,
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},
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}
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buf := bytes.NewBuffer(nil)
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for i, c := range cases {
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buf.Reset()
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buf.WriteString(c.src)
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d, e := NewDocumentFromReader(buf)
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if (e != nil) != c.err {
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if c.err {
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t.Errorf("[%d] - expected error, got none", i)
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} else {
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t.Errorf("[%d] - expected no error, got %s", i, e)
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}
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}
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if c.sel != "" {
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s := d.Find(c.sel)
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if s.Length() != c.cnt {
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t.Errorf("[%d] - expected %d nodes, found %d", i, c.cnt, s.Length())
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}
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}
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}
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}
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func TestNewDocumentFromResponseNil(t *testing.T) {
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_, e := NewDocumentFromResponse(nil)
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if e == nil {
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t.Error("Expected error, got none")
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}
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}
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func TestIssue103(t *testing.T) {
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d, err := NewDocumentFromReader(strings.NewReader("<html><title>Scientists Stored These Images in DNA—Then Flawlessly Retrieved Them</title></html>"))
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if err != nil {
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t.Error(err)
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}
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text := d.Find("title").Text()
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for i, r := range text {
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t.Logf("%d: %d - %q\n", i, r, string(r))
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}
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t.Log(text)
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}
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