controls_visual_test.go RawHistoryFolder

1package ui
2
3import (
4	"encoding/json"
5	"strings"
6	"testing"
7)
8
9// Semantic controls must contribute CSS-computed paint rather than Go-side colors.
10func TestNewControlDisplayListJSON(t *testing.T) {
11	r := newRuntime()
12	var selected string
13	v := 0.0
14	view := func(f *Frame) {
15		n := f.Root()
16		n.Separator(Key("sep"))
17		n.Spacer(Key("gap"))
18		n.Icon("star", Key("icon"))
19		n.Radio("option", "one", &selected, Key("radio"))
20		n.Slider("volume", &v, 0, 10, 1, Key("slider"))
21	}
22	if !r.Build(view) {
23		t.Fatal("build")
24	}
25	data, err := json.Marshal(r.output.Display)
26	if err != nil {
27		t.Fatal(err)
28	}
29	if !strings.Contains(string(data), `"Op":"rect","ID":"root/k3:sep"`) || !strings.Contains(string(data), `"R":0.5019607843137255`) {
30		t.Fatalf("separator should use UA computed background: %s", data)
31	}
32	for _, id := range []string{"root/k3:sep", "root/k3:gap", "root/k4:icon", "root/k5:radio", "root/k6:slider"} {
33		if resultByID(r.output.Tree, id) == nil {
34			t.Fatalf("missing semantic node %s", id)
35		}
36	}
37}