56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package mujica
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import (
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"testing"
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"time"
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"github.com/egoist/mygo/ui"
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)
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func TestLayoutTransitionResizes(t *testing.T) {
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wide := false
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var w float32
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tt, n := motionFrames(func(c *ui.Context) {
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ui.Column(c).AlignItems(ui.Start).Children(func() {
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box := LayoutTransition(c, LayoutTransitionOptions{Clip: true}, func() {
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width := float32(100)
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if wide {
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width = 300
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}
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ui.Box(c).Size(width, 40)
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})
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w = box.Bounds().W
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})
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}, 400, 120)
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wide = true
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before := *n
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tt.Frame()
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if *n-before < 3 {
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t.Fatal("resize did not animate")
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}
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time.Sleep(260 * time.Millisecond)
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tt.Frame()
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if motionBusy(tt, n) || w != 300 {
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t.Fatalf("settled width %v", w)
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}
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defer func() {
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if recover() == nil {
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t.Fatal("negative duration did not panic")
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}
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}()
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ui.Render(func(c *ui.Context) {
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Use(c, Settings{})
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LayoutTransition(c, LayoutTransitionOptions{Duration: -1}, nil)
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}, 100, 50, 1)
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}
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func TestLayoutTransitionSnapshot(t *testing.T) {
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snapshot(t, "layout_transition", 300, 100, func(c *ui.Context) {
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ui.Column(c).Padding(16).AlignItems(ui.Start).Children(func() {
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LayoutTransition(c, LayoutTransitionOptions{}, func() {
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ui.Text(c, "A panel that grows").Padding(12).Background(Tokens(c).Surface).Radius(4)
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})
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})
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})
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}
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