forked from fyne-io/fyne
/
splitcontainer_test.go
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/
splitcontainer_test.go
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package widget
import (
"image/color"
"testing"
"fyne.io/fyne"
"fyne.io/fyne/canvas"
"fyne.io/fyne/driver/desktop"
"github.com/stretchr/testify/assert"
)
func TestSplitContainer_MinSize(t *testing.T) {
textA := canvas.NewText("TEXTA", color.NRGBA{0, 0xff, 0, 0})
textB := canvas.NewText("TEXTB", color.NRGBA{0, 0xff, 0, 0})
t.Run("Horizontal", func(t *testing.T) {
min := NewHSplitContainer(textA, textB).MinSize()
assert.Equal(t, textA.MinSize().Width+textB.MinSize().Width+dividerThickness(), min.Width)
assert.Equal(t, fyne.Max(textA.MinSize().Height, fyne.Max(textB.MinSize().Height, dividerLength())), min.Height)
})
t.Run("Vertical", func(t *testing.T) {
min := NewVSplitContainer(textA, textB).MinSize()
assert.Equal(t, fyne.Max(textA.MinSize().Width, fyne.Max(textB.MinSize().Width, dividerLength())), min.Width)
assert.Equal(t, textA.MinSize().Height+textB.MinSize().Height+dividerThickness(), min.Height)
})
}
func TestSplitContainer_Resize(t *testing.T) {
for name, tt := range map[string]struct {
horizontal bool
size fyne.Size
wantLeadingPos fyne.Position
wantLeadingSize fyne.Size
wantTrailingPos fyne.Position
wantTrailingSize fyne.Size
}{
"horizontal": {
true,
fyne.NewSize(100, 100),
fyne.NewPos(0, 0),
fyne.NewSize(50-dividerThickness()/2, 100),
fyne.NewPos(50+dividerThickness()/2, 0),
fyne.NewSize(50-dividerThickness()/2, 100),
},
"vertical": {
false,
fyne.NewSize(100, 100),
fyne.NewPos(0, 0),
fyne.NewSize(100, 50-dividerThickness()/2),
fyne.NewPos(0, 50+dividerThickness()/2),
fyne.NewSize(100, 50-dividerThickness()/2),
},
"horizontal insufficient width": {
true,
fyne.NewSize(20, 100),
fyne.NewPos(0, 0),
// minSize of leading is 1/3 of minSize of trailing
fyne.NewSize((20-dividerThickness())/4, 100),
fyne.NewPos((20-dividerThickness())/4+dividerThickness(), 0),
fyne.NewSize((20-dividerThickness())*3/4, 100),
},
"vertical insufficient height": {
false,
fyne.NewSize(100, 20),
fyne.NewPos(0, 0),
// minSize of leading is 1/3 of minSize of trailing
fyne.NewSize(100, (20-dividerThickness())/4),
fyne.NewPos(0, (20-dividerThickness())/4+dividerThickness()),
fyne.NewSize(100, (20-dividerThickness())*3/4),
},
"horizontal zero width": {
true,
fyne.NewSize(0, 100),
fyne.NewPos(0, 0),
fyne.NewSize(0, 100),
fyne.NewPos(dividerThickness(), 0),
fyne.NewSize(0, 100),
},
"horizontal zero height": {
true,
fyne.NewSize(100, 0),
fyne.NewPos(0, 0),
fyne.NewSize(50-dividerThickness()/2, 0),
fyne.NewPos(50+dividerThickness()/2, 0),
fyne.NewSize(50-dividerThickness()/2, 0),
},
"vertical zero width": {
false,
fyne.NewSize(0, 100),
fyne.NewPos(0, 0),
fyne.NewSize(0, 50-dividerThickness()/2),
fyne.NewPos(0, 50+dividerThickness()/2),
fyne.NewSize(0, 50-dividerThickness()/2),
},
"vertical zero height": {
false,
fyne.NewSize(100, 0),
fyne.NewPos(0, 0),
fyne.NewSize(100, 0),
fyne.NewPos(0, dividerThickness()),
fyne.NewSize(100, 0),
},
} {
t.Run(name, func(t *testing.T) {
objA := canvas.NewRectangle(color.White)
objB := canvas.NewRectangle(color.Black)
objA.SetMinSize(fyne.NewSize(10, 10))
objB.SetMinSize(fyne.NewSize(30, 30))
var c *SplitContainer
if tt.horizontal {
c = NewHSplitContainer(objA, objB)
} else {
c = NewVSplitContainer(objA, objB)
}
c.Resize(tt.size)
assert.Equal(t, tt.wantLeadingPos, objA.Position(), "leading position")
assert.Equal(t, tt.wantLeadingSize, objA.Size(), "leading size")
assert.Equal(t, tt.wantTrailingPos, objB.Position(), "trailing position")
assert.Equal(t, tt.wantTrailingSize, objB.Size(), "trailing size")
})
}
}
func TestSplitContainer_SetRatio(t *testing.T) {
size := fyne.NewSize(100, 100)
usableLength := 100 - float64(dividerThickness())
objA := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
objB := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
t.Run("Horizontal", func(t *testing.T) {
sc := NewHSplitContainer(objA, objB)
sc.Resize(size)
t.Run("Leading", func(t *testing.T) {
sc.SetOffset(0.75)
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, int(0.75*usableLength), sizeA.Width)
assert.Equal(t, 100, sizeA.Height)
assert.Equal(t, int(0.25*usableLength), sizeB.Width)
assert.Equal(t, 100, sizeB.Height)
})
t.Run("Trailing", func(t *testing.T) {
sc.SetOffset(0.25)
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, int(0.25*usableLength), sizeA.Width)
assert.Equal(t, 100, sizeA.Height)
assert.Equal(t, int(0.75*usableLength), sizeB.Width)
assert.Equal(t, 100, sizeB.Height)
})
})
t.Run("Vertical", func(t *testing.T) {
sc := NewVSplitContainer(objA, objB)
sc.Resize(size)
t.Run("Leading", func(t *testing.T) {
sc.SetOffset(0.75)
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, 100, sizeA.Width)
assert.Equal(t, int(0.75*usableLength), sizeA.Height)
assert.Equal(t, 100, sizeB.Width)
assert.Equal(t, int(0.25*usableLength), sizeB.Height)
})
t.Run("Trailing", func(t *testing.T) {
sc.SetOffset(0.25)
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, 100, sizeA.Width)
assert.Equal(t, int(0.25*usableLength), sizeA.Height)
assert.Equal(t, 100, sizeB.Width)
assert.Equal(t, int(0.75*usableLength), sizeB.Height)
})
})
}
func TestSplitContainer_SetRatio_limits(t *testing.T) {
size := fyne.NewSize(50, 50)
objA := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
objA.SetMinSize(size)
objB := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
objB.SetMinSize(size)
t.Run("Horizontal", func(t *testing.T) {
sc := NewHSplitContainer(objA, objB)
t.Run("Leading", func(t *testing.T) {
sc.SetOffset(1.0)
sc.Resize(fyne.NewSize(200, 50))
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, 150-dividerThickness(), sizeA.Width)
assert.Equal(t, 50, sizeA.Height)
assert.Equal(t, 50, sizeB.Width)
assert.Equal(t, 50, sizeB.Height)
})
t.Run("Trailing", func(t *testing.T) {
sc.SetOffset(0.0)
sc.Resize(fyne.NewSize(200, 50))
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, 50, sizeA.Width)
assert.Equal(t, 50, sizeA.Height)
assert.Equal(t, 150-dividerThickness(), sizeB.Width)
assert.Equal(t, 50, sizeB.Height)
})
})
t.Run("Vertical", func(t *testing.T) {
sc := NewVSplitContainer(objA, objB)
t.Run("Leading", func(t *testing.T) {
sc.SetOffset(1.0)
sc.Resize(fyne.NewSize(50, 200))
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, 50, sizeA.Width)
assert.Equal(t, 150-dividerThickness(), sizeA.Height)
assert.Equal(t, 50, sizeB.Width)
assert.Equal(t, 50, sizeB.Height)
})
t.Run("Trailing", func(t *testing.T) {
sc.SetOffset(0.0)
sc.Resize(fyne.NewSize(50, 200))
sizeA := objA.Size()
sizeB := objB.Size()
assert.Equal(t, 50, sizeA.Width)
assert.Equal(t, 50, sizeA.Height)
assert.Equal(t, 50, sizeB.Width)
assert.Equal(t, 150-dividerThickness(), sizeB.Height)
})
})
}
func TestSplitContainer_divider_cursor(t *testing.T) {
t.Run("Horizontal", func(t *testing.T) {
divider := newDivider(&SplitContainer{Horizontal: true})
assert.Equal(t, desktop.HResizeCursor, divider.Cursor())
})
t.Run("Vertical", func(t *testing.T) {
divider := newDivider(&SplitContainer{Horizontal: false})
assert.Equal(t, desktop.VResizeCursor, divider.Cursor())
})
}
func TestSplitContainer_divider_drag(t *testing.T) {
size := fyne.NewSize(10, 10)
objA := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
objA.SetMinSize(size)
objB := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
objB.SetMinSize(size)
t.Run("Horizontal", func(t *testing.T) {
split := NewHSplitContainer(objA, objB)
split.Resize(fyne.NewSize(100, 100))
divider := newDivider(split)
assert.Equal(t, 0.5, split.Offset)
divider.Dragged(&fyne.DragEvent{
PointEvent: fyne.PointEvent{Position: fyne.NewPos(20, 9)},
DraggedX: 10,
DraggedY: -1,
})
assert.Equal(t, 0.6, split.Offset)
divider.DragEnd()
assert.Equal(t, 0.6, split.Offset)
})
t.Run("Vertical", func(t *testing.T) {
split := NewVSplitContainer(objA, objB)
split.Resize(fyne.NewSize(100, 100))
divider := newDivider(split)
assert.Equal(t, 0.5, split.Offset)
divider.Dragged(&fyne.DragEvent{
PointEvent: fyne.PointEvent{Position: fyne.NewPos(9, 20)},
DraggedX: -1,
DraggedY: 10,
})
assert.Equal(t, 0.6, split.Offset)
divider.DragEnd()
assert.Equal(t, 0.6, split.Offset)
})
}
func TestSplitContainer_divider_drag_StartOffsetLessThanMinSize(t *testing.T) {
size := fyne.NewSize(30, 30)
objA := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
objA.SetMinSize(size)
objB := canvas.NewRectangle(color.NRGBA{0, 0, 0, 0})
objB.SetMinSize(size)
t.Run("Horizontal", func(t *testing.T) {
split := NewHSplitContainer(objA, objB)
split.Resize(fyne.NewSize(100, 100))
divider := newDivider(split)
t.Run("Leading", func(t *testing.T) {
split.SetOffset(0.1)
divider.Dragged(&fyne.DragEvent{
DraggedX: 10,
})
divider.DragEnd()
assert.Equal(t, 0.4, split.Offset)
})
t.Run("Trailing", func(t *testing.T) {
split.SetOffset(0.9)
divider.Dragged(&fyne.DragEvent{
DraggedX: -10,
})
divider.DragEnd()
assert.Equal(t, 0.6, split.Offset)
})
})
t.Run("Vertical", func(t *testing.T) {
split := NewVSplitContainer(objA, objB)
split.Resize(fyne.NewSize(100, 100))
divider := newDivider(split)
t.Run("Leading", func(t *testing.T) {
split.SetOffset(0.1)
divider.Dragged(&fyne.DragEvent{
DraggedY: 10,
})
divider.DragEnd()
assert.Equal(t, 0.4, split.Offset)
})
t.Run("Trailing", func(t *testing.T) {
split.SetOffset(0.9)
divider.Dragged(&fyne.DragEvent{
DraggedY: -10,
})
divider.DragEnd()
assert.Equal(t, 0.6, split.Offset)
})
})
}
func TestSplitContainer_divider_hover(t *testing.T) {
t.Run("Horizontal", func(t *testing.T) {
divider := newDivider(&SplitContainer{Horizontal: true})
assert.False(t, divider.hovered)
divider.MouseIn(&desktop.MouseEvent{})
assert.True(t, divider.hovered)
divider.MouseOut()
assert.False(t, divider.hovered)
})
t.Run("Vertical", func(t *testing.T) {
divider := newDivider(&SplitContainer{Horizontal: false})
assert.False(t, divider.hovered)
divider.MouseIn(&desktop.MouseEvent{})
assert.True(t, divider.hovered)
divider.MouseOut()
assert.False(t, divider.hovered)
})
}
func TestSplitContainer_divider_MinSize(t *testing.T) {
t.Run("Horizontal", func(t *testing.T) {
divider := newDivider(&SplitContainer{Horizontal: true})
min := divider.MinSize()
assert.Equal(t, dividerThickness(), min.Width)
assert.Equal(t, dividerLength(), min.Height)
})
t.Run("Vertical", func(t *testing.T) {
divider := newDivider(&SplitContainer{Horizontal: false})
min := divider.MinSize()
assert.Equal(t, dividerLength(), min.Width)
assert.Equal(t, dividerThickness(), min.Height)
})
}