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node_test.go
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node_test.go
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package supersimplesoup
import (
"reflect"
"strings"
"testing"
)
const testHTML = `
<html>
<head>
<title>supersimplesoup</title>
</head>
<body>
<div>
<ul id="ul-id-1" title="ul-title-1" class="ul-class-1">
<li id="li-id-1" title="li-title-1" class="li-class-1">
<a id="a-id-1" href="a-href-1" title="a-title-1" class="a-class-1">a-text-1</a>
<a id="a-id-2" href="a-href-2" title="a-title-2" class="a-class-1">a-text-2</a>
</li>
<li id="li-id-2" title="li-title-2" class="li-class-1">
<a id="a-id-3" href="a-href-3" title="a-title-3" class="a-class-1">a-text-3</a>
<a id="a-id-4" href="a-href-4" title="a-title-4" class="a-class-1">a-text-4</a>
</li>
</ul>
<ul id="ul-id-2" title="ul-title-2" class="ul-class-2">
<li id="li-id-3" title="li-title-3" class="li-class-2">
<a id="a-id-5" href="a-href-5" title="a-title-5" class="a-class-2">a-text-5</a>
<a id="a-id-6" href="a-href-6" title="a-title-6" class="a-class-2">a-text-6</a>
</li>
<li id="li-id-4" title="li-title-4" class="li-class-2">
<a id="a-id-7" href="a-href-7" title="a-title-7" class="a-class-2">a-text-7</a>
<a id="a-id-8" href="a-href-8" title="a-title-8" class="a-class-2">a-text-8</a>
</li>
</ul>
</div>
</body>
</html>
`
func getTestNode() *Node {
n, err := Parse(strings.NewReader(testHTML))
if err != nil {
panic(err)
}
return n
}
var root *Node = getTestNode()
func TestWalk(t *testing.T) {
want := 19
got := 0
Walk(root, func(node *Node) error {
if node.IsElementNode() {
got++
}
return nil
})
if want != got {
t.Errorf("element node count, want %d, got %d", want, got)
}
}
func TestFind(t *testing.T) {
tests := []struct {
tag string
attrkv []string
}{
{"title", nil},
{"div", nil},
{"ul", nil},
{"ul", []string{"id"}},
{"ul", []string{"id", "ul-id-1"}},
{"ul", []string{"id", "ul-id-2"}},
{"li", nil},
{"li", []string{"id"}},
{"li", []string{"id", "li-id-1"}},
{"li", []string{"id", "li-id-2"}},
{"li", []string{"id", "li-id-3"}},
{"li", []string{"id", "li-id-4"}},
{"a", nil},
{"a", []string{"id"}},
{"a", []string{"id", "a-id-1"}},
{"a", []string{"id", "a-id-2"}},
{"a", []string{"id", "a-id-3"}},
{"a", []string{"id", "a-id-4"}},
{"a", []string{"id", "a-id-5"}},
{"a", []string{"id", "a-id-6"}},
{"a", []string{"id", "a-id-7"}},
{"a", []string{"id", "a-id-8"}},
{"a", []string{"title", "a-title-1"}},
{"a", []string{"title", "a-title-2"}},
{"a", []string{"title", "a-title-3"}},
{"a", []string{"title", "a-title-4"}},
{"a", []string{"title", "a-title-5"}},
{"a", []string{"title", "a-title-6"}},
{"a", []string{"title", "a-title-7"}},
{"a", []string{"title", "a-title-8"}},
{"a", []string{"class", "a-class-1"}},
{"a", []string{"class", "a-class-2"}},
}
want := 1
for _, test := range tests {
got := 0
node, err := root.Find(test.tag, test.attrkv...)
if err == nil && node != nil {
got = 1
}
if want != got {
t.Errorf("`%s` element node count, want %d, got %d", prettyTagAttr(test.tag, test.attrkv), want, got)
}
}
}
func TestQuery(t *testing.T) {
tests := []struct {
tag string
attrkv []string
}{
{"title", nil},
{"div", nil},
{"ul", nil},
{"ul", []string{"id"}},
{"ul", []string{"id", "ul-id-1"}},
{"ul", []string{"id", "ul-id-2"}},
{"li", nil},
{"li", []string{"id"}},
{"li", []string{"id", "li-id-1"}},
{"li", []string{"id", "li-id-2"}},
{"li", []string{"id", "li-id-3"}},
{"li", []string{"id", "li-id-4"}},
{"a", nil},
{"a", []string{"id"}},
{"a", []string{"id", "a-id-1"}},
{"a", []string{"id", "a-id-2"}},
{"a", []string{"id", "a-id-3"}},
{"a", []string{"id", "a-id-4"}},
{"a", []string{"id", "a-id-5"}},
{"a", []string{"id", "a-id-6"}},
{"a", []string{"id", "a-id-7"}},
{"a", []string{"id", "a-id-8"}},
{"a", []string{"title", "a-title-1"}},
{"a", []string{"title", "a-title-2"}},
{"a", []string{"title", "a-title-3"}},
{"a", []string{"title", "a-title-4"}},
{"a", []string{"title", "a-title-5"}},
{"a", []string{"title", "a-title-6"}},
{"a", []string{"title", "a-title-7"}},
{"a", []string{"title", "a-title-8"}},
{"a", []string{"class", "a-class-1"}},
{"a", []string{"class", "a-class-2"}},
}
want := 1
for _, test := range tests {
got := 0
node := root.Query(test.tag, test.attrkv...)
if node != nil {
got = 1
}
if want != got {
t.Errorf("`%s` element node count, want %d, got %d", prettyTagAttr(test.tag, test.attrkv), want, got)
}
}
}
func TestQueryAll(t *testing.T) {
tests := []struct {
tag string
attrkv []string
want int
}{
{"title", nil, 1},
{"div", nil, 1},
{"ul", nil, 2},
{"ul", []string{"id"}, 2},
{"ul", []string{"id", "ul-id-1"}, 1},
{"ul", []string{"id", "ul-id-2"}, 1},
{"li", nil, 4},
{"li", []string{"id"}, 4},
{"li", []string{"id", "li-id-1"}, 1},
{"li", []string{"id", "li-id-2"}, 1},
{"li", []string{"id", "li-id-3"}, 1},
{"li", []string{"id", "li-id-4"}, 1},
{"a", nil, 8},
{"a", []string{"id"}, 8},
{"a", []string{"id", "a-id-1"}, 1},
{"a", []string{"id", "a-id-2"}, 1},
{"a", []string{"id", "a-id-3"}, 1},
{"a", []string{"id", "a-id-4"}, 1},
{"a", []string{"id", "a-id-5"}, 1},
{"a", []string{"id", "a-id-6"}, 1},
{"a", []string{"id", "a-id-7"}, 1},
{"a", []string{"id", "a-id-8"}, 1},
{"a", []string{"title", "a-title-1"}, 1},
{"a", []string{"title", "a-title-2"}, 1},
{"a", []string{"title", "a-title-3"}, 1},
{"a", []string{"title", "a-title-4"}, 1},
{"a", []string{"title", "a-title-5"}, 1},
{"a", []string{"title", "a-title-6"}, 1},
{"a", []string{"title", "a-title-7"}, 1},
{"a", []string{"title", "a-title-8"}, 1},
{"a", []string{"class", "a-class-1"}, 4},
{"a", []string{"class", "a-class-2"}, 4},
}
for _, test := range tests {
nodes := root.QueryAll(test.tag, test.attrkv...)
got := len(nodes)
if test.want != got {
t.Errorf("`%s` element node count, want %d, got %d", prettyTagAttr(test.tag, test.attrkv), test.want, got)
}
}
}
func TestQueryChain(t *testing.T) {
want := []string{"a-id-1"}
var got []string
if node := root.Query("ul").Query("li").Query("a"); node != nil {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "ul.li.a", want, got)
}
want = []string{"a-id-1", "a-id-2"}
got = nil
for _, node := range root.Query("ul").Query("li").QueryAll("a") {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "ul.li.$$a", want, got)
}
want = []string{"a-id-1", "a-id-3"}
got = nil
for _, node := range root.Query("ul").QueryAll("li").Query("a") {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "ul.$$li.a", want, got)
}
want = []string{"a-id-1", "a-id-2", "a-id-3", "a-id-4"}
got = nil
for _, node := range root.Query("ul").QueryAll("li").QueryAll("a") {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "ul.$$li.$$a", want, got)
}
want = []string{"a-id-1", "a-id-5"}
got = nil
for _, node := range root.QueryAll("ul").Query("li").Query("a") {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "$$ul.li.a", want, got)
}
want = []string{"a-id-1", "a-id-2", "a-id-5", "a-id-6"}
got = nil
for _, node := range root.QueryAll("ul").Query("li").QueryAll("a") {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "$$ul.li.$$a", want, got)
}
want = []string{"a-id-1", "a-id-3", "a-id-5", "a-id-7"}
got = nil
for _, node := range root.QueryAll("ul").QueryAll("li").Query("a") {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "$$ul.$$li.a", want, got)
}
want = []string{"a-id-1", "a-id-2", "a-id-3", "a-id-4", "a-id-5", "a-id-6", "a-id-7", "a-id-8"}
got = nil
for _, node := range root.QueryAll("ul").QueryAll("li").QueryAll("a") {
got = append(got, node.ID())
}
if !reflect.DeepEqual(want, got) {
t.Errorf("`%s` element attribute id, want %v, got %v", "$$ul.$$li.$$a", want, got)
}
}
func TestText(t *testing.T) {
tests := []struct {
tag string
attrkv []string
want string
}{
{"title", nil, "supersimplesoup"},
{"div", nil, ""},
{"ul", nil, ""},
{"ul", []string{"id"}, ""},
{"ul", []string{"id", "ul-id-1"}, ""},
{"ul", []string{"id", "ul-id-2"}, ""},
{"li", nil, ""},
{"li", []string{"id"}, ""},
{"li", []string{"id", "li-id-1"}, ""},
{"li", []string{"id", "li-id-2"}, ""},
{"li", []string{"id", "li-id-3"}, ""},
{"li", []string{"id", "li-id-4"}, ""},
{"a", nil, "a-text-1"},
{"a", []string{"id"}, "a-text-1"},
{"a", []string{"id", "a-id-1"}, "a-text-1"},
{"a", []string{"id", "a-id-2"}, "a-text-2"},
{"a", []string{"id", "a-id-3"}, "a-text-3"},
{"a", []string{"id", "a-id-4"}, "a-text-4"},
{"a", []string{"id", "a-id-5"}, "a-text-5"},
{"a", []string{"id", "a-id-6"}, "a-text-6"},
{"a", []string{"id", "a-id-7"}, "a-text-7"},
{"a", []string{"id", "a-id-8"}, "a-text-8"},
{"a", []string{"title", "a-title-1"}, "a-text-1"},
{"a", []string{"title", "a-title-2"}, "a-text-2"},
{"a", []string{"title", "a-title-3"}, "a-text-3"},
{"a", []string{"title", "a-title-4"}, "a-text-4"},
{"a", []string{"title", "a-title-5"}, "a-text-5"},
{"a", []string{"title", "a-title-6"}, "a-text-6"},
{"a", []string{"title", "a-title-7"}, "a-text-7"},
{"a", []string{"title", "a-title-8"}, "a-text-8"},
{"a", []string{"class", "a-class-1"}, "a-text-1"},
{"a", []string{"class", "a-class-2"}, "a-text-5"},
}
for _, test := range tests {
node := root.Query(test.tag, test.attrkv...)
if node == nil {
t.Errorf("`%s` element node count, want %d, got %d", prettyTagAttr(test.tag, test.attrkv), 1, 0)
continue
}
got := node.Text()
if test.want != got {
t.Errorf("`%s` element node text, want %q, got %q", prettyTagAttr(test.tag, test.attrkv), test.want, got)
}
}
}
func TestFullText(t *testing.T) {
tests := []struct {
tag string
attrkv []string
want string
}{
{"title", nil, "supersimplesoup"},
{"li", nil, "\n\t\t\t\t\ta-text-1\n\t\t\t\t\ta-text-2\n\t\t\t\t"},
{"li", []string{"id"}, "\n\t\t\t\t\ta-text-1\n\t\t\t\t\ta-text-2\n\t\t\t\t"},
{"li", []string{"id", "li-id-1"}, "\n\t\t\t\t\ta-text-1\n\t\t\t\t\ta-text-2\n\t\t\t\t"},
{"li", []string{"id", "li-id-2"}, "\n\t\t\t\t\ta-text-3\n\t\t\t\t\ta-text-4\n\t\t\t\t"},
{"li", []string{"id", "li-id-3"}, "\n\t\t\t\t\ta-text-5\n\t\t\t\t\ta-text-6\n\t\t\t\t"},
{"li", []string{"id", "li-id-4"}, "\n\t\t\t\t\ta-text-7\n\t\t\t\t\ta-text-8\n\t\t\t\t"},
{"a", nil, "a-text-1"},
{"a", []string{"id"}, "a-text-1"},
{"a", []string{"id", "a-id-1"}, "a-text-1"},
{"a", []string{"id", "a-id-2"}, "a-text-2"},
{"a", []string{"id", "a-id-3"}, "a-text-3"},
{"a", []string{"id", "a-id-4"}, "a-text-4"},
{"a", []string{"id", "a-id-5"}, "a-text-5"},
{"a", []string{"id", "a-id-6"}, "a-text-6"},
{"a", []string{"id", "a-id-7"}, "a-text-7"},
{"a", []string{"id", "a-id-8"}, "a-text-8"},
{"a", []string{"title", "a-title-1"}, "a-text-1"},
{"a", []string{"title", "a-title-2"}, "a-text-2"},
{"a", []string{"title", "a-title-3"}, "a-text-3"},
{"a", []string{"title", "a-title-4"}, "a-text-4"},
{"a", []string{"title", "a-title-5"}, "a-text-5"},
{"a", []string{"title", "a-title-6"}, "a-text-6"},
{"a", []string{"title", "a-title-7"}, "a-text-7"},
{"a", []string{"title", "a-title-8"}, "a-text-8"},
{"a", []string{"class", "a-class-1"}, "a-text-1"},
{"a", []string{"class", "a-class-2"}, "a-text-5"},
}
for _, test := range tests {
node := root.Query(test.tag, test.attrkv...)
if node == nil {
t.Errorf("`%s` element node count, want %d, got %d", prettyTagAttr(test.tag, test.attrkv), 1, 0)
continue
}
got := node.FullText()
if test.want != got {
t.Errorf("`%s` element node full text, want %q, got %q", prettyTagAttr(test.tag, test.attrkv), test.want, got)
}
}
}
func TestAttribute(t *testing.T) {
tests := []struct {
tag string
attrkv []string
want []string
}{
{"title", nil, []string{"", "", "", ""}},
{"div", nil, []string{"", "", "", ""}},
{"ul", nil, []string{"ul-id-1", "ul-class-1", "ul-title-1", ""}},
{"ul", []string{"id"}, []string{"ul-id-1", "ul-class-1", "ul-title-1", ""}},
{"ul", []string{"id", "ul-id-1"}, []string{"ul-id-1", "ul-class-1", "ul-title-1", ""}},
{"ul", []string{"id", "ul-id-2"}, []string{"ul-id-2", "ul-class-2", "ul-title-2", ""}},
{"li", nil, []string{"li-id-1", "li-class-1", "li-title-1", ""}},
{"li", []string{"id"}, []string{"li-id-1", "li-class-1", "li-title-1", ""}},
{"li", []string{"id", "li-id-1"}, []string{"li-id-1", "li-class-1", "li-title-1", ""}},
{"li", []string{"id", "li-id-2"}, []string{"li-id-2", "li-class-1", "li-title-2", ""}},
{"li", []string{"id", "li-id-3"}, []string{"li-id-3", "li-class-2", "li-title-3", ""}},
{"li", []string{"id", "li-id-4"}, []string{"li-id-4", "li-class-2", "li-title-4", ""}},
{"a", nil, []string{"a-id-1", "a-class-1", "a-title-1", "a-href-1"}},
{"a", []string{"id"}, []string{"a-id-1", "a-class-1", "a-title-1", "a-href-1"}},
{"a", []string{"id", "a-id-1"}, []string{"a-id-1", "a-class-1", "a-title-1", "a-href-1"}},
{"a", []string{"id", "a-id-2"}, []string{"a-id-2", "a-class-1", "a-title-2", "a-href-2"}},
{"a", []string{"id", "a-id-3"}, []string{"a-id-3", "a-class-1", "a-title-3", "a-href-3"}},
{"a", []string{"id", "a-id-4"}, []string{"a-id-4", "a-class-1", "a-title-4", "a-href-4"}},
{"a", []string{"id", "a-id-5"}, []string{"a-id-5", "a-class-2", "a-title-5", "a-href-5"}},
{"a", []string{"id", "a-id-6"}, []string{"a-id-6", "a-class-2", "a-title-6", "a-href-6"}},
{"a", []string{"id", "a-id-7"}, []string{"a-id-7", "a-class-2", "a-title-7", "a-href-7"}},
{"a", []string{"id", "a-id-8"}, []string{"a-id-8", "a-class-2", "a-title-8", "a-href-8"}},
{"a", []string{"title", "a-title-1"}, []string{"a-id-1", "a-class-1", "a-title-1", "a-href-1"}},
{"a", []string{"title", "a-title-2"}, []string{"a-id-2", "a-class-1", "a-title-2", "a-href-2"}},
{"a", []string{"title", "a-title-3"}, []string{"a-id-3", "a-class-1", "a-title-3", "a-href-3"}},
{"a", []string{"title", "a-title-4"}, []string{"a-id-4", "a-class-1", "a-title-4", "a-href-4"}},
{"a", []string{"title", "a-title-5"}, []string{"a-id-5", "a-class-2", "a-title-5", "a-href-5"}},
{"a", []string{"title", "a-title-6"}, []string{"a-id-6", "a-class-2", "a-title-6", "a-href-6"}},
{"a", []string{"title", "a-title-7"}, []string{"a-id-7", "a-class-2", "a-title-7", "a-href-7"}},
{"a", []string{"title", "a-title-8"}, []string{"a-id-8", "a-class-2", "a-title-8", "a-href-8"}},
{"a", []string{"class", "a-class-1"}, []string{"a-id-1", "a-class-1", "a-title-1", "a-href-1"}},
{"a", []string{"class", "a-class-2"}, []string{"a-id-5", "a-class-2", "a-title-5", "a-href-5"}},
}
for _, test := range tests {
node := root.Query(test.tag, test.attrkv...)
if node == nil {
t.Errorf("`%s` element node count, want %d, got %d", prettyTagAttr(test.tag, test.attrkv), 1, 0)
continue
}
got := node.ID()
if test.want[0] != got {
t.Errorf("`%s` element node attribute id, want %q, got %q", prettyTagAttr(test.tag, test.attrkv), test.want[0], got)
}
got = node.Class()
if test.want[1] != got {
t.Errorf("`%s` element node attribute class, want %q, got %q", prettyTagAttr(test.tag, test.attrkv), test.want[1], got)
}
got = node.Title()
if test.want[2] != got {
t.Errorf("`%s` element node attribute title, want %q, got %q", prettyTagAttr(test.tag, test.attrkv), test.want[2], got)
}
got = node.Href()
if test.want[3] != got {
t.Errorf("`%s` element node attribute href, want %q, got %q", prettyTagAttr(test.tag, test.attrkv), test.want[3], got)
}
}
}