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- package goquery
- import (
- "testing"
- "golang.org/x/net/html"
- )
- func TestEach(t *testing.T) {
- var cnt int
- sel := Doc().Find(".hero-unit .row-fluid").Each(func(i int, n *Selection) {
- cnt++
- t.Logf("At index %v, node %v", i, n.Nodes[0].Data)
- }).Find("a")
- if cnt != 4 {
- t.Errorf("Expected Each() to call function 4 times, got %v times.", cnt)
- }
- assertLength(t, sel.Nodes, 6)
- }
- func TestEachWithBreak(t *testing.T) {
- var cnt int
- sel := Doc().Find(".hero-unit .row-fluid").EachWithBreak(func(i int, n *Selection) bool {
- cnt++
- t.Logf("At index %v, node %v", i, n.Nodes[0].Data)
- return false
- }).Find("a")
- if cnt != 1 {
- t.Errorf("Expected Each() to call function 1 time, got %v times.", cnt)
- }
- assertLength(t, sel.Nodes, 6)
- }
- func TestEachEmptySelection(t *testing.T) {
- var cnt int
- sel := Doc().Find("zzzz")
- sel.Each(func(i int, n *Selection) {
- cnt++
- })
- if cnt > 0 {
- t.Error("Expected Each() to not be called on empty Selection.")
- }
- sel2 := sel.Find("div")
- assertLength(t, sel2.Nodes, 0)
- }
- func TestMap(t *testing.T) {
- sel := Doc().Find(".pvk-content")
- vals := sel.Map(func(i int, s *Selection) string {
- n := s.Get(0)
- if n.Type == html.ElementNode {
- return n.Data
- }
- return ""
- })
- for _, v := range vals {
- if v != "div" {
- t.Error("Expected Map array result to be all 'div's.")
- }
- }
- if len(vals) != 3 {
- t.Errorf("Expected Map array result to have a length of 3, found %v.", len(vals))
- }
- }
- func TestForRange(t *testing.T) {
- sel := Doc().Find(".pvk-content")
- initLen := sel.Length()
- for i := range sel.Nodes {
- single := sel.Eq(i)
- //h, err := single.Html()
- //if err != nil {
- // t.Fatal(err)
- //}
- //fmt.Println(i, h)
- if single.Length() != 1 {
- t.Errorf("%d: expected length of 1, got %d", i, single.Length())
- }
- }
- if sel.Length() != initLen {
- t.Errorf("expected initial selection to still have length %d, got %d", initLen, sel.Length())
- }
- }
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