Files
prevara/gio/widget/icon_test.go
2025-11-30 16:45:22 +00:00

75 lines
1.6 KiB
Go

// SPDX-License-Identifier: Unlicense OR MIT
package widget
import (
"image"
"image/color"
"testing"
"github.com/p9c/p9/pkg/gel/gio/layout"
"github.com/p9c/p9/pkg/gel/gio/op"
"golang.org/x/exp/shiny/materialdesign/icons"
)
func TestIcon_Alpha(t *testing.T) {
icon, err := NewIcon(icons.ToggleCheckBox)
if err != nil {
t.Fatal(err)
}
col := color.NRGBA{B: 0xff, A: 0x40}
gtx := layout.Context{
Ops: new(op.Ops),
Constraints: layout.Exact(image.Pt(100, 100)),
}
_ = icon.Layout(gtx, col)
}
// TestWidgetConstraints tests that widgets returns dimensions within their constraints.
func TestWidgetConstraints(t *testing.T) {
_cs := func(v ...layout.Constraints) []layout.Constraints { return v }
for _, tc := range []struct {
label string
widget layout.Widget
constraints []layout.Constraints
}{
{
label: "Icon",
widget: func(gtx layout.Context) layout.Dimensions {
ic, _ := NewIcon(icons.ToggleCheckBox)
return ic.Layout(gtx, color.NRGBA{A: 0xff})
},
constraints: _cs(
layout.Constraints{
Min: image.Pt(20, 0),
Max: image.Pt(100, 100),
},
layout.Constraints{
Max: image.Pt(100, 100),
},
),
},
} {
t.Run(tc.label, func(t *testing.T) {
for _, cs := range tc.constraints {
gtx := layout.Context{
Constraints: cs,
Ops: new(op.Ops),
}
dims := tc.widget(gtx)
csr := image.Rectangle{
Min: cs.Min,
Max: cs.Max,
}
if !dims.Size.In(csr) {
t.Errorf("dims size %v not within constraints %v", dims.Size, csr)
}
}
})
}
}