ref: 50ad979b5dc99c2499a3b80d3318c2a4c6430b28
dir: /style/stylesheets_test.go/
package style
import (
"github.com/chris-ramon/douceur/css"
"golang.org/x/net/html"
"opossum/logger"
"strings"
"testing"
)
func init() {
quiet := true
logger.Quiet = &quiet
logger.Init()
log = &logger.Logger{Debug: true}
}
func d(c string) Map {
m := Map{
Declarations: make(map[string]css.Declaration),
}
m.Declarations["color"] = css.Declaration{
Property: "color",
Value: c,
}
return m
}
func TestColorHex(t *testing.T) {
tr := d("red")
hr := d("#ff0000")
tri := tr.colorHex("color")
hri := hr.colorHex("color")
if tri != hri {
t.Fatalf("tri=%x hri=%x", tri, hri)
}
}
func TestFetchNodeRules(t *testing.T) {
data := `<body>
<h2 id="foo">a header</h2>
<h2 id="bar">another header</h2>
<p>Some text <b>in bold</b></p>
</body>`
doc, err := html.Parse(strings.NewReader(data))
if err != nil {
t.Fail()
}
css := AddOnCSS + `
b {
width: 100px!important;
}
@media only screen and (max-width: 600px) {
body {
background-color: lightblue;
}
}
`
for _, w := range []int{400, 800} {
t.Logf("w=%v", w)
m, err := FetchNodeRules(doc, css, w)
if err != nil {
t.Fail()
}
t.Logf("m=%+v", m)
var b *html.Node
var body *html.Node
var f func(n *html.Node)
f = func(n *html.Node) {
switch n.Data {
case "b":
b = n
case "body":
body = n
}
for c := n.FirstChild; c != nil; c = c.NextSibling {
f(c)
}
}
f(doc)
importantFound := false
for _, r := range m[b] {
if r.Declarations[0].Important {
importantFound = true
}
}
if !importantFound {
t.Fail()
}
if w == 400 {
_ =m[body][0]
if m[body][0].Declarations[0].Value != "lightblue" {
t.Fail()
}
t.Logf("%v", m[body][0].Name)
} else {
if _, ok := m[body]; ok {
t.Fail()
}
}
}
}
func TestFetchNodeMap(t *testing.T) {
data := `<p>
<h2 id="foo">a header</h2>
<h2 id="bar">another header</h2>
<p>Some text <b>in bold</b></p>
</p>`
doc, err := html.Parse(strings.NewReader(data))
if err != nil {
t.Fail()
}
m, err := FetchNodeMap(doc, AddOnCSS, 1024)
if err != nil {
t.Fail()
}
t.Logf("m=%+v", m)
}
func TestApplyChildStyleInherit(t *testing.T) {
parent := Map{
Declarations: make(map[string]css.Declaration),
}
parent.Declarations["height"] = css.Declaration{
Property: "height",
Value: "80px",
}
child := Map{
Declarations: make(map[string]css.Declaration),
}
res := parent.ApplyChildStyle(child)
if v := res.Declarations["height"].Value; v != "80px" {
t.Fatalf(v)
}
}
func TestApplyChildStyleMultiply(t *testing.T) {
parent := Map{
Declarations: make(map[string]css.Declaration),
}
parent.Declarations["height"] = css.Declaration{
Property: "height",
Value: "80px",
}
child := Map{
Declarations: make(map[string]css.Declaration),
}
child.Declarations["height"] = css.Declaration{
Property: "height",
Value: "50%",
}
res := parent.ApplyChildStyle(child)
if v := res.Declarations["height"].Value; v != "40px" {
t.Fatalf(v)
}
}