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popup_test.go
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popup_test.go
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package widget
import (
"image/color"
"testing"
"fyne.io/fyne/v2"
"fyne.io/fyne/v2/canvas"
"fyne.io/fyne/v2/internal/cache"
"fyne.io/fyne/v2/internal/widget"
"fyne.io/fyne/v2/test"
"fyne.io/fyne/v2/theme"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestNewPopUp(t *testing.T) {
label := NewLabel("Hi")
pop := NewPopUp(label, test.Canvas())
defer test.Canvas().Overlays().Remove(pop)
assert.Equal(t, 0, len(test.Canvas().Overlays().List()))
pop.Show()
assert.True(t, pop.Visible())
assert.Equal(t, 1, len(test.Canvas().Overlays().List()))
assert.Equal(t, pop, test.Canvas().Overlays().List()[0])
}
func TestShowPopUp(t *testing.T) {
test.NewApp()
defer test.NewApp()
w := test.NewWindow(canvas.NewRectangle(color.Transparent))
w.Resize(fyne.NewSize(200, 200))
require.Nil(t, w.Canvas().Overlays().Top())
label := NewLabel("Hi")
ShowPopUp(label, w.Canvas())
pop := w.Canvas().Overlays().Top()
if assert.NotNil(t, pop) {
defer w.Canvas().Overlays().Remove(pop)
assert.True(t, pop.Visible())
assert.Equal(t, 1, len(w.Canvas().Overlays().List()))
}
test.AssertRendersToMarkup(t, "popup/normal.xml", w.Canvas())
}
func TestShowPopUpAtPosition(t *testing.T) {
c := test.NewCanvas()
c.Resize(fyne.NewSize(100, 100))
pos := fyne.NewPos(6, 9)
label := NewLabel("Hi")
ShowPopUpAtPosition(label, c, pos)
pop := c.Overlays().Top()
if assert.NotNil(t, pop) {
assert.True(t, pop.Visible())
assert.Equal(t, 1, len(c.Overlays().List()))
assert.Equal(t, pos.Add(fyne.NewPos(theme.Padding(), theme.Padding())), pop.(*PopUp).Content.Position())
}
}
func TestShowModalPopUp(t *testing.T) {
test.NewApp()
defer test.NewApp()
w := test.NewWindow(canvas.NewRectangle(color.Transparent))
w.Resize(fyne.NewSize(200, 199))
require.Nil(t, w.Canvas().Overlays().Top())
label := NewLabel("Hi")
ShowModalPopUp(label, w.Canvas())
pop := w.Canvas().Overlays().Top()
if assert.NotNil(t, pop) {
defer w.Canvas().Overlays().Remove(pop)
assert.True(t, pop.Visible())
assert.Equal(t, 1, len(w.Canvas().Overlays().List()))
}
test.AssertRendersToMarkup(t, "popup/modal.xml", w.Canvas())
}
func TestPopUp_Show(t *testing.T) {
c := test.NewCanvas()
cSize := fyne.NewSize(100, 100)
c.Resize(cSize)
label := NewLabel("Hi")
pop := newPopUp(label, c)
require.Nil(t, c.Overlays().Top())
pop.Show()
assert.Equal(t, pop, c.Overlays().Top())
assert.Equal(t, 1, len(c.Overlays().List()))
assert.Equal(t, cSize, pop.Size())
assert.Equal(t, label.MinSize(), pop.Content.Size())
}
func TestPopUp_ShowAtPosition(t *testing.T) {
c := test.NewCanvas()
cSize := fyne.NewSize(100, 100)
c.Resize(cSize)
label := NewLabel("Hi")
pop := newPopUp(label, c)
pos := fyne.NewPos(6, 9)
require.Nil(t, c.Overlays().Top())
pop.ShowAtPosition(pos)
assert.Equal(t, pop, c.Overlays().Top())
assert.Equal(t, 1, len(c.Overlays().List()))
assert.Equal(t, cSize, pop.Size())
assert.Equal(t, label.MinSize(), pop.Content.Size())
assert.Equal(t, pos.Add(fyne.NewPos(theme.Padding(), theme.Padding())), pop.Content.Position())
}
func TestPopUp_Hide(t *testing.T) {
label := NewLabel("Hi")
pop := NewPopUp(label, test.Canvas())
pop.Show()
assert.True(t, pop.Visible())
pop.Hide()
assert.False(t, pop.Visible())
assert.Equal(t, 0, len(test.Canvas().Overlays().List()))
}
func TestPopUp_MinSize(t *testing.T) {
label := NewLabel("Hi")
pop := NewPopUp(label, test.Canvas())
inner := pop.Content.MinSize()
assert.Equal(t, label.MinSize().Width, inner.Width)
assert.Equal(t, label.MinSize().Height, inner.Height)
min := pop.MinSize()
assert.Equal(t, label.MinSize().Width+theme.Padding()*2, min.Width)
assert.Equal(t, label.MinSize().Height+theme.Padding()*2, min.Height)
}
func TestPopUp_Move(t *testing.T) {
label := NewLabel("Hi")
win := test.NewWindow(NewLabel("OK"))
defer win.Close()
win.Resize(fyne.NewSize(70, 70))
pop := newPopUp(label, win.Canvas())
defer test.Canvas().Overlays().Remove(pop)
pos := fyne.NewPos(10, 10)
pop.Move(pos)
assert.Equal(t, pos.Add(fyne.NewPos(theme.Padding(), theme.Padding())), pop.Content.Position())
popPos := pop.Position()
assert.Equal(t, float32(0), popPos.X) // these are 0 as the popUp must fill our overlay
assert.Equal(t, float32(0), popPos.Y)
}
func TestPopUp_Move_Constrained(t *testing.T) {
label := NewLabel("Hi")
win := test.NewWindow(NewLabel("OK"))
defer win.Close()
win.Resize(fyne.NewSize(60, 48))
pop := NewPopUp(label, win.Canvas())
pop.Show()
defer test.Canvas().Overlays().Remove(pop)
pos := fyne.NewPos(30, 20)
pop.Move(pos)
innerPos := pop.Content.Position()
assert.Less(t, innerPos.X-theme.Padding(), pos.X,
"content X position is adjusted to keep the content inside the window")
assert.Less(t, innerPos.Y-theme.Padding(), pos.Y,
"content Y position is adjusted to keep the content inside the window")
assert.Equal(t, win.Canvas().Size().Width-pop.Content.Size().Width-theme.Padding(), innerPos.X,
"content X position is adjusted to keep the content inside the window")
assert.Equal(t, win.Canvas().Size().Height-pop.Content.Size().Height-theme.Padding(), innerPos.Y,
"content Y position is adjusted to keep the content inside the window")
}
func TestPopUp_Move_ConstrainedWindowToSmall(t *testing.T) {
label := NewLabel("Hi")
win := test.NewWindow(NewLabel("OK"))
defer win.Close()
win.Resize(fyne.NewSize(10, 5))
pop := NewPopUp(label, win.Canvas())
pop.Show()
defer test.Canvas().Overlays().Remove(pop)
pos := fyne.NewPos(20, 10)
pop.Move(pos)
innerPos := pop.Content.Position()
assert.Equal(t, theme.Padding(), innerPos.X, "content X position is adjusted but the window is too small")
assert.Equal(t, theme.Padding(), innerPos.Y, "content Y position is adjusted but the window is too small")
}
func TestPopUp_Resize(t *testing.T) {
label := NewLabel("Hi")
win := test.NewWindow(NewLabel("OK"))
defer win.Close()
win.Resize(fyne.NewSize(80, 80))
pop := newPopUp(label, win.Canvas())
pop.Show()
defer test.Canvas().Overlays().Remove(pop)
size := fyne.NewSize(60, 50)
pop.Resize(size)
assert.Equal(t, size.Subtract(fyne.NewSize(theme.Padding()*2, theme.Padding()*2)), pop.Content.Size())
popSize := pop.Size()
assert.Equal(t, float32(80), popSize.Width) // these are 80 as the popUp must fill our overlay
assert.Equal(t, float32(80), popSize.Height)
}
func TestPopUp_Tapped(t *testing.T) {
label := NewLabel("Hi")
pop := NewPopUp(label, test.Canvas())
pop.Show()
assert.True(t, pop.Visible())
test.Tap(pop)
assert.False(t, pop.Visible())
assert.Equal(t, 0, len(test.Canvas().Overlays().List()))
}
func TestPopUp_TappedSecondary(t *testing.T) {
label := NewLabel("Hi")
pop := NewPopUp(label, test.Canvas())
pop.Show()
assert.True(t, pop.Visible())
test.TapSecondary(pop)
assert.False(t, pop.Visible())
assert.Equal(t, 0, len(test.Canvas().Overlays().List()))
}
func TestPopUp_Stacked(t *testing.T) {
assert.Nil(t, test.Canvas().Overlays().Top())
assert.Empty(t, test.Canvas().Overlays().List())
pop1 := NewPopUp(NewLabel("Hi"), test.Canvas())
pop1.Show()
assert.True(t, pop1.Visible())
assert.Equal(t, pop1, test.Canvas().Overlays().Top())
assert.Equal(t, []fyne.CanvasObject{pop1}, test.Canvas().Overlays().List())
pop2 := NewPopUp(NewLabel("Hi"), test.Canvas())
pop2.Show()
assert.True(t, pop1.Visible())
assert.True(t, pop2.Visible())
assert.Equal(t, pop2, test.Canvas().Overlays().Top())
assert.Equal(t, []fyne.CanvasObject{pop1, pop2}, test.Canvas().Overlays().List())
pop3 := NewPopUp(NewLabel("Hi"), test.Canvas())
pop3.Show()
assert.True(t, pop1.Visible())
assert.True(t, pop2.Visible())
assert.True(t, pop3.Visible())
assert.Equal(t, pop3, test.Canvas().Overlays().Top())
assert.Equal(t, []fyne.CanvasObject{pop1, pop2, pop3}, test.Canvas().Overlays().List())
pop3.Hide()
assert.True(t, pop1.Visible())
assert.True(t, pop2.Visible())
assert.False(t, pop3.Visible())
assert.Equal(t, pop2, test.Canvas().Overlays().Top())
assert.Equal(t, []fyne.CanvasObject{pop1, pop2}, test.Canvas().Overlays().List())
// hiding a pop-up cuts stack
pop1.Hide()
assert.False(t, pop1.Visible())
assert.Nil(t, test.Canvas().Overlays().Top())
assert.Empty(t, test.Canvas().Overlays().List())
}
func TestPopUp_Layout(t *testing.T) {
win := test.NewWindow(NewLabel("OK"))
defer win.Close()
win.Resize(fyne.NewSize(80, 80))
content := NewLabel("Hi")
pop := newPopUp(content, win.Canvas())
pos := fyne.NewPos(6, 9)
pop.ShowAtPosition(pos)
defer test.Canvas().Overlays().Remove(pop)
size := fyne.NewSize(60, 50)
pop.Resize(size)
r := cache.Renderer(pop)
require.GreaterOrEqual(t, len(r.Objects()), 3)
if s, ok := r.Objects()[0].(*widget.Shadow); assert.True(t, ok, "first rendered object is a shadow") {
assert.Equal(t, size, s.Size())
assert.Equal(t, pos, s.Position())
}
if bg, ok := r.Objects()[1].(*canvas.Rectangle); assert.True(t, ok, "a background rectangle is rendered before the content") {
assert.Equal(t, size, bg.Size())
assert.Equal(t, pos, bg.Position())
assert.Equal(t, theme.BackgroundColor(), bg.FillColor)
}
assert.Equal(t, r.Objects()[2], content)
}
func TestModalPopUp_Tapped(t *testing.T) {
label := NewLabel("Hi")
pop := NewModalPopUp(label, test.Canvas())
pop.Show()
defer test.Canvas().Overlays().Remove(pop)
assert.True(t, pop.Visible())
test.Tap(pop)
assert.True(t, pop.Visible())
assert.Equal(t, 1, len(test.Canvas().Overlays().List()))
assert.Equal(t, pop, test.Canvas().Overlays().List()[0])
}
func TestModalPopUp_TappedSecondary(t *testing.T) {
label := NewLabel("Hi")
pop := NewModalPopUp(label, test.Canvas())
pop.Show()
defer test.Canvas().Overlays().Remove(pop)
assert.True(t, pop.Visible())
test.TapSecondary(pop)
assert.True(t, pop.Visible())
assert.Equal(t, 1, len(test.Canvas().Overlays().List()))
assert.Equal(t, pop, test.Canvas().Overlays().List()[0])
}
func TestModalPopUp_Resize(t *testing.T) {
label := NewLabel("Hi")
win := test.NewWindow(NewLabel("OK"))
defer win.Close()
win.Resize(fyne.NewSize(80, 80))
pop := newModalPopUp(label, win.Canvas())
pop.Show()
defer test.Canvas().Overlays().Remove(pop)
size := fyne.NewSize(50, 48)
pop.Resize(size)
assert.Equal(t, size.Subtract(fyne.NewSize(theme.Padding()*2, theme.Padding()*2)), pop.Content.Size())
popSize := pop.Size()
assert.Equal(t, float32(80), popSize.Width) // these are 80 as the popUp must fill our overlay
assert.Equal(t, float32(80), popSize.Height)
}
func TestModalPopUp_Resize_Constrained(t *testing.T) {
label := NewLabel("Hi")
win := test.NewWindow(NewLabel("OK"))
win.Resize(fyne.NewSize(80, 80))
pop := NewModalPopUp(label, win.Canvas())
pop.Resize(fyne.NewSize(90, 100))
assert.Equal(t, 80-theme.Padding()*2, pop.Content.Size().Width)
assert.Equal(t, 80-theme.Padding()*2, pop.Content.Size().Height)
assert.Equal(t, float32(80), pop.Size().Width)
assert.Equal(t, float32(80), pop.Size().Height)
}