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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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