html/elements_test.go (view raw)
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import (
"errors"
"fmt"
"testing"
g "github.com/maragudk/gomponents"
"github.com/maragudk/gomponents/assert"
. "github.com/maragudk/gomponents/html"
)
type erroringWriter struct{}
func (w *erroringWriter) Write(p []byte) (n int, err error) {
return 0, errors.New("don't want to write")
}
func TestDocument(t *testing.T) {
t.Run("returns doctype and children", func(t *testing.T) {
assert.Equal(t, `<!doctype html><html></html>`, Document(g.El("html")))
})
t.Run("errors on write error in Render", func(t *testing.T) {
err := Document(g.El("html")).Render(&erroringWriter{})
assert.Error(t, err)
})
}
func TestFormEl(t *testing.T) {
t.Run("returns a form element with action and method attributes", func(t *testing.T) {
assert.Equal(t, `<form action="/" method="post"></form>`, FormEl("/", "post"))
})
}
func TestInput(t *testing.T) {
t.Run("returns an input element with attributes type and name", func(t *testing.T) {
assert.Equal(t, `<input type="text" name="hat">`, Input("text", "hat"))
})
}
func TestLabel(t *testing.T) {
t.Run("returns a label element with attribute for", func(t *testing.T) {
assert.Equal(t, `<label for="hat">Hat</label>`, Label("hat", g.Text("Hat")))
})
}
func TestOption(t *testing.T) {
t.Run("returns an option element with attribute label and content", func(t *testing.T) {
assert.Equal(t, `<option value="hat">Hat</option>`, Option("Hat", "hat"))
})
}
func TestProgress(t *testing.T) {
t.Run("returns a progress element with attributes value and max", func(t *testing.T) {
assert.Equal(t, `<progress value="5.5" max="10"></progress>`, Progress(5.5, 10))
})
}
func TestSelect(t *testing.T) {
t.Run("returns a select element with attribute name", func(t *testing.T) {
assert.Equal(t, `<select name="hat"><option value="partyhat">Partyhat</option></select>`,
Select("hat", Option("Partyhat", "partyhat")))
})
}
func TestTextarea(t *testing.T) {
t.Run("returns a textarea element with attribute name", func(t *testing.T) {
assert.Equal(t, `<textarea name="hat"></textarea>`, Textarea("hat"))
})
}
func TestA(t *testing.T) {
t.Run("returns an a element with a href attribute", func(t *testing.T) {
assert.Equal(t, `<a href="#">hat</a>`, A("#", g.Text("hat")))
})
}
func TestImg(t *testing.T) {
t.Run("returns an img element with href and alt attributes", func(t *testing.T) {
assert.Equal(t, `<img src="hat.png" alt="hat" id="image">`, Img("hat.png", "hat", g.Attr("id", "image")))
})
}
func TestSimpleElements(t *testing.T) {
cases := map[string]func(...g.Node) g.NodeFunc{
"address": Address,
"article": Article,
"aside": Aside,
"audio": Audio,
"blockquote": BlockQuote,
"body": Body,
"button": Button,
"canvas": Canvas,
"cite": Cite,
"code": Code,
"colgroup": ColGroup,
"data": Data,
"datalist": DataList,
"details": Details,
"dialog": Dialog,
"div": Div,
"dl": Dl,
"fieldset": FieldSet,
"figure": Figure,
"footer": Footer,
"head": Head,
"header": Header,
"hgroup": HGroup,
"html": HTML,
"iframe": IFrame,
"legend": Legend,
"li": Li,
"main": Main,
"menu": Menu,
"meter": Meter,
"nav": Nav,
"noscript": NoScript,
"object": Object,
"ol": Ol,
"optgroup": OptGroup,
"p": P,
"picture": Picture,
"pre": Pre,
"script": Script,
"section": Section,
"span": Span,
"style": StyleEl,
"summary": Summary,
"svg": SVG,
"table": Table,
"tbody": TBody,
"td": Td,
"tfoot": TFoot,
"th": Th,
"thead": THead,
"tr": Tr,
"ul": Ul,
}
for name, fn := range cases {
t.Run(fmt.Sprintf("should output %v", name), func(t *testing.T) {
n := fn(g.Attr("id", "hat"))
assert.Equal(t, fmt.Sprintf(`<%v id="hat"></%v>`, name, name), n)
})
}
}
func TestSimpleVoidKindElements(t *testing.T) {
cases := map[string]func(...g.Node) g.NodeFunc{
"area": Area,
"base": Base,
"br": Br,
"col": Col,
"embed": Embed,
"hr": Hr,
"link": Link,
"meta": Meta,
"param": Param,
"source": Source,
"wbr": Wbr,
}
for name, fn := range cases {
t.Run(fmt.Sprintf("should output %v", name), func(t *testing.T) {
n := fn(g.Attr("id", "hat"))
assert.Equal(t, fmt.Sprintf(`<%v id="hat">`, name), n)
})
}
}
func TestTextElements(t *testing.T) {
cases := map[string]func(string, ...g.Node) g.NodeFunc{
"abbr": Abbr,
"b": B,
"caption": Caption,
"dd": Dd,
"del": Del,
"dfn": Dfn,
"dt": Dt,
"em": Em,
"figcaption": FigCaption,
"h1": H1,
"h2": H2,
"h3": H3,
"h4": H4,
"h5": H5,
"h6": H6,
"i": I,
"ins": Ins,
"kbd": Kbd,
"mark": Mark,
"q": Q,
"s": S,
"samp": Samp,
"small": Small,
"strong": Strong,
"sub": Sub,
"sup": Sup,
"time": Time,
"title": TitleEl,
"u": U,
"var": Var,
}
for name, fn := range cases {
t.Run(fmt.Sprintf("should output %v", name), func(t *testing.T) {
n := fn("hat", g.Attr("id", "hat"))
assert.Equal(t, fmt.Sprintf(`<%v id="hat">hat</%v>`, name, name), n)
})
}
}
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