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text_test.go
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text_test.go
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package dom
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"golang.org/x/net/html"
"github.com/crhntr/dom/spec"
)
func TestText_Data(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body><span>Hello!</span></body>
</html>`
_, bodyNode := parseDocument(t, textHTML, "body span")
textNode := &Text{
node: bodyNode.node.FirstChild,
}
require.Equal(t, "Hello!", textNode.Data())
textNode.SetData("Greetings!")
require.Equal(t, "Greetings!", textNode.Data())
}
func TestText_NodeType(t *testing.T) {
t.Run("cromulent", func(t *testing.T) {
textNode := &Text{
node: &html.Node{Type: html.TextNode},
}
assert.Equal(t, spec.NodeTypeText, textNode.NodeType())
})
t.Run("mismatched node type", func(t *testing.T) {
textNode := &Text{
node: &html.Node{Type: html.DocumentNode},
}
assert.Equal(t, spec.NodeTypeDocument, textNode.NodeType())
})
}
func TestText_IsConnected(t *testing.T) {
t.Run("connected", func(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body>Hello!</body>
</html>`
_, bodyNode := parseDocument(t, textHTML, "body")
textNode := &Text{
node: bodyNode.node.FirstChild,
}
require.True(t, textNode.IsConnected())
})
t.Run("not connected", func(t *testing.T) {
textNode := &Text{
node: &html.Node{},
}
require.False(t, textNode.IsConnected())
})
}
func TestText_OwnerDocument(t *testing.T) {
t.Run("connected", func(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body>Hello!</body>
</html>`
document, bodyNode := parseDocument(t, textHTML, "body")
textNode := &Text{
node: bodyNode.node.FirstChild,
}
owner := textNode.OwnerDocument()
require.NotNil(t, owner)
require.True(t, owner.(*Document).node == document.node)
})
t.Run("not connected", func(t *testing.T) {
textNode := &Text{
node: &html.Node{},
}
require.Nil(t, textNode.OwnerDocument())
})
}
func TestText_Length(t *testing.T) {
textNode := &Text{
node: &html.Node{
Data: "Hello!",
},
}
require.Equal(t, textNode.Length(), len("Hello!"))
}
func TestText_ParentNode(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body id="app">Hello!</body>
</html>`
_, bodyNode := parseDocument(t, textHTML, "body")
textNode := &Text{
node: bodyNode.node.FirstChild,
}
parent, ok := textNode.ParentNode().(*Element)
require.True(t, ok)
require.True(t, parent.node == textNode.node.Parent)
}
func TestText_ParentElement(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body id="app">Hello!</body>
</html>`
_, bodyNode := parseDocument(t, textHTML, "body")
textNode := &Text{
node: bodyNode.node.FirstChild,
}
parent, ok := textNode.ParentElement().(*Element)
require.True(t, ok)
require.True(t, parent.node == textNode.node.Parent)
}
func TestText_PreviousSibling(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body><span id="oldest"></span>Hello!</body>
</html>`
_, bodyNode := parseDocument(t, textHTML, "body")
textNode := &Text{
node: bodyNode.node.LastChild,
}
sibling := textNode.PreviousSibling()
siblingNode, ok := sibling.(*Element)
require.Truef(t, ok, "wrong type %T", sibling)
require.Equal(t, "oldest", getAttribute(siblingNode.node, "id"))
}
func TestText_NextSibling(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body>Hello!<span id="youngest"></span></body>
</html>`
_, bodyNode := parseDocument(t, textHTML, "body")
textNode := &Text{
node: bodyNode.node.FirstChild,
}
sibling := textNode.NextSibling()
siblingNode, ok := sibling.(*Element)
require.Truef(t, ok, "wrong type %T", sibling)
require.Equal(t, "youngest", getAttribute(siblingNode.node, "id"))
}
func TestText_TextContent(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body><span>Hello!</span></body>
</html>`
_, span := parseDocument(t, textHTML, "body span")
textNode := &Text{
node: span.node.FirstChild,
}
assert.Equal(t, "Hello!", textNode.TextContent())
}
func TestText_CloneNode(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body><p>Hello!</p></body>
</html>`
_, p := parseDocument(t, textHTML, "body p")
textNode := &Text{
node: p.node.FirstChild,
}
cloned := textNode.CloneNode(true)
require.Equal(t, "Hello!", cloned.(*Text).node.Data)
require.Nil(t, cloned.(*Text).node.Parent)
}
func TestText_IsSameNode(t *testing.T) {
// language=html
textHTML := `<!DOCTYPE html>
<html lang="us-en">
<head><title></title></head>
<body><p>Hello!</p></body>
</html>`
_, p := parseDocument(t, textHTML, "body p")
textNode := &Text{
node: p.node.FirstChild,
}
require.True(t, textNode.IsSameNode(&Text{
node: p.node.FirstChild,
}))
}