123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202 |
- package goquery
- import (
- "bytes"
- "fmt"
- "os"
- "strings"
- "testing"
- "golang.org/x/net/html"
- )
- // Test helper functions and members
- var doc *Document
- var doc2 *Document
- var doc3 *Document
- var docB *Document
- var docW *Document
- func Doc() *Document {
- if doc == nil {
- doc = loadDoc("page.html")
- }
- return doc
- }
- func Doc2() *Document {
- if doc2 == nil {
- doc2 = loadDoc("page2.html")
- }
- return doc2
- }
- func Doc2Clone() *Document {
- return CloneDocument(Doc2())
- }
- func Doc3() *Document {
- if doc3 == nil {
- doc3 = loadDoc("page3.html")
- }
- return doc3
- }
- func Doc3Clone() *Document {
- return CloneDocument(Doc3())
- }
- func DocB() *Document {
- if docB == nil {
- docB = loadDoc("gotesting.html")
- }
- return docB
- }
- func DocW() *Document {
- if docW == nil {
- docW = loadDoc("gowiki.html")
- }
- return docW
- }
- func assertLength(t *testing.T, nodes []*html.Node, length int) {
- if len(nodes) != length {
- t.Errorf("Expected %d nodes, found %d.", length, len(nodes))
- for i, n := range nodes {
- t.Logf("Node %d: %+v.", i, n)
- }
- }
- }
- func assertClass(t *testing.T, sel *Selection, class string) {
- if !sel.HasClass(class) {
- t.Errorf("Expected node to have class %s, found %+v.", class, sel.Get(0))
- }
- }
- func assertPanic(t *testing.T) {
- if e := recover(); e == nil {
- t.Error("Expected a panic.")
- }
- }
- func assertEqual(t *testing.T, s1 *Selection, s2 *Selection) {
- if s1 != s2 {
- t.Error("Expected selection objects to be the same.")
- }
- }
- func assertSelectionIs(t *testing.T, sel *Selection, is ...string) {
- for i := 0; i < sel.Length(); i++ {
- if !sel.Eq(i).Is(is[i]) {
- t.Errorf("Expected node %d to be %s, found %+v", i, is[i], sel.Get(i))
- }
- }
- }
- func printSel(t *testing.T, sel *Selection) {
- if testing.Verbose() {
- h, err := sel.Html()
- if err != nil {
- t.Fatal(err)
- }
- t.Log(h)
- }
- }
- func loadDoc(page string) *Document {
- var f *os.File
- var e error
- if f, e = os.Open(fmt.Sprintf("./testdata/%s", page)); e != nil {
- panic(e.Error())
- }
- defer f.Close()
- var node *html.Node
- if node, e = html.Parse(f); e != nil {
- panic(e.Error())
- }
- return NewDocumentFromNode(node)
- }
- func TestNewDocument(t *testing.T) {
- if f, e := os.Open("./testdata/page.html"); e != nil {
- t.Error(e.Error())
- } else {
- defer f.Close()
- if node, e := html.Parse(f); e != nil {
- t.Error(e.Error())
- } else {
- doc = NewDocumentFromNode(node)
- }
- }
- }
- func TestNewDocumentFromReader(t *testing.T) {
- cases := []struct {
- src string
- err bool
- sel string
- cnt int
- }{
- 0: {
- src: `
- <html>
- <head>
- <title>Test</title>
- <body>
- <h1>Hi</h1>
- </body>
- </html>`,
- sel: "h1",
- cnt: 1,
- },
- 1: {
- // Actually pretty hard to make html.Parse return an error
- // based on content...
- src: `<html><body><aef<eqf>>>qq></body></ht>`,
- },
- }
- buf := bytes.NewBuffer(nil)
- for i, c := range cases {
- buf.Reset()
- buf.WriteString(c.src)
- d, e := NewDocumentFromReader(buf)
- if (e != nil) != c.err {
- if c.err {
- t.Errorf("[%d] - expected error, got none", i)
- } else {
- t.Errorf("[%d] - expected no error, got %s", i, e)
- }
- }
- if c.sel != "" {
- s := d.Find(c.sel)
- if s.Length() != c.cnt {
- t.Errorf("[%d] - expected %d nodes, found %d", i, c.cnt, s.Length())
- }
- }
- }
- }
- func TestNewDocumentFromResponseNil(t *testing.T) {
- _, e := NewDocumentFromResponse(nil)
- if e == nil {
- t.Error("Expected error, got none")
- }
- }
- func TestIssue103(t *testing.T) {
- d, err := NewDocumentFromReader(strings.NewReader("<html><title>Scientists Stored These Images in DNA—Then Flawlessly Retrieved Them</title></html>"))
- if err != nil {
- t.Error(err)
- }
- text := d.Find("title").Text()
- for i, r := range text {
- t.Logf("%d: %d - %q\n", i, r, string(r))
- }
- t.Log(text)
- }
|