gio/layout/alloc_test.go at main · dominikh/gio

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// SPDX-License-Identifier: Unlicense OR MIT

//go:build !race

// +build !race

package layout

import (

"image"

"testing"

"gioui.org/op"

)

func TestStackAllocs(t *testing.T) {

var ops op.Ops

allocs := testing.AllocsPerRun(1, func() {

ops.Reset()

gtx := Context{

Ops: &ops,

}

Stack{}.Layout(gtx,

Stacked(func(gtx Context) Dimensions {

return Dimensions{Size: image.Point{X: 50, Y: 50}}

}),

)

})

if allocs != 0 {

t.Errorf("expected no allocs, got %f", allocs)

}

func TestFlexAllocs(t *testing.T) {

var ops op.Ops

allocs := testing.AllocsPerRun(1, func() {

ops.Reset()

gtx := Context{

Ops: &ops,

}

Flex{}.Layout(gtx,

Rigid(func(gtx Context) Dimensions {

return Dimensions{Size: image.Point{X: 50, Y: 50}}

}),

)

})

if allocs != 0 {

t.Errorf("expected no allocs, got %f", allocs)

}

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