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radio_group_internal_test.go
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package widget
import (
"image/color"
"strings"
"testing"
"fyne.io/fyne/v2"
"fyne.io/fyne/v2/driver/desktop"
"fyne.io/fyne/v2/internal/cache"
"fyne.io/fyne/v2/test"
"fyne.io/fyne/v2/theme"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestRadioGroup_MinSize(t *testing.T) {
radio := NewRadioGroup([]string{"Hi"}, nil)
min := radio.MinSize()
assert.True(t, min.Width > theme.InnerPadding())
assert.True(t, min.Height > theme.InnerPadding())
radio2 := NewRadioGroup([]string{"Hi", "H"}, nil)
min2 := radio2.MinSize()
assert.Equal(t, min.Width, min2.Width)
assert.Greater(t, min2.Height, min.Height)
}
func TestRadioGroup_MinSize_Horizontal(t *testing.T) {
radio := NewRadioGroup([]string{"Hi"}, nil)
min := radio.MinSize()
radio2 := NewRadioGroup([]string{"Hi", "He"}, nil)
radio2.Horizontal = true
min2 := radio2.MinSize()
assert.True(t, min2.Width > min.Width)
assert.Equal(t, min.Height, min2.Height)
}
func TestRadioGroup_Selected(t *testing.T) {
selected := ""
radio := NewRadioGroup([]string{"Hi"}, func(sel string) {
selected = sel
})
radioGroupTestTapItem(t, radio, 0)
assert.Equal(t, "Hi", selected)
}
func TestRadioGroup_Unselected(t *testing.T) {
selected := "Hi"
radio := NewRadioGroup([]string{"Hi"}, func(sel string) {
selected = sel
})
radio.Selected = selected
radioGroupTestTapItem(t, radio, 0)
assert.Equal(t, "", selected)
}
func TestRadioGroup_DisableWhenSelected(t *testing.T) {
radio := NewRadioGroup([]string{"Hi"}, nil)
radio.SetSelected("Hi")
render := radioGroupTestItemRenderer(t, radio, 0)
assert.True(t, strings.HasPrefix(render.icon.Resource.Name(), "primary_"))
radio.Disable()
assert.True(t, strings.HasPrefix(render.icon.Resource.Name(), "disabled_"))
}
func TestRadioGroup_DisableWhenNotSelected(t *testing.T) {
radio := NewRadioGroup([]string{"Hi"}, nil)
render := radioGroupTestItemRenderer(t, radio, 0)
radio.Disable()
resName := render.over.Resource.Name()
assert.True(t, strings.HasPrefix(resName, "disabled_"))
}
func TestRadioGroup_SelectedOther(t *testing.T) {
selected := "Hi"
radio := NewRadioGroup([]string{"Hi", "Hi2"}, func(sel string) {
selected = sel
})
radioGroupTestTapItem(t, radio, 1)
assert.Equal(t, "Hi2", selected)
}
func TestRadioGroup_Append(t *testing.T) {
radio := NewRadioGroup([]string{"Hi"}, nil)
assert.Equal(t, 1, len(radio.Options))
assert.Equal(t, 1, len(test.TempWidgetRenderer(t, radio).(*radioGroupRenderer).items))
radio.Options = append(radio.Options, "Another")
radio.Refresh()
assert.Equal(t, 2, len(radio.Options))
assert.Equal(t, 2, len(test.TempWidgetRenderer(t, radio).(*radioGroupRenderer).items))
}
func TestRadioGroup_Remove(t *testing.T) {
radio := NewRadioGroup([]string{"Hi", "Another"}, nil)
assert.Equal(t, 2, len(radio.Options))
assert.Equal(t, 2, len(test.TempWidgetRenderer(t, radio).(*radioGroupRenderer).items))
radio.Options = radio.Options[:1]
radio.Refresh()
assert.Equal(t, 1, len(radio.Options))
assert.Equal(t, 1, len(test.TempWidgetRenderer(t, radio).(*radioGroupRenderer).items))
}
func TestRadioGroup_SetSelected(t *testing.T) {
changed := false
radio := NewRadioGroup([]string{"Hi", "Another"}, func(_ string) {
changed = true
})
radio.SetSelected("Another")
assert.Equal(t, "Another", radio.Selected)
assert.Equal(t, true, changed)
}
func TestRadioGroup_SetSelectedWithSameOption(t *testing.T) {
radio := NewRadioGroup([]string{"Hi", "Another"}, nil)
radio.Selected = "Another"
radio.Refresh()
radio.SetSelected("Another")
assert.Equal(t, "Another", radio.Selected)
}
func TestRadioGroup_SetSelectedEmpty(t *testing.T) {
radio := NewRadioGroup([]string{"Hi", "Another"}, nil)
radio.Selected = "Another"
radio.Refresh()
radio.SetSelected("")
assert.Equal(t, "", radio.Selected)
}
func TestRadioGroup_DuplicatedOptions(t *testing.T) {
radio := NewRadioGroup([]string{"Hi", "Hi", "Hi", "Another", "Another"}, nil)
assert.Equal(t, 5, len(radio.Options))
assert.Equal(t, 5, len(test.TempWidgetRenderer(t, radio).(*radioGroupRenderer).items))
radioGroupTestTapItem(t, radio, 1)
assert.Equal(t, "Hi", radio.Selected)
assert.Equal(t, 1, radio.selectedIndex())
item0 := test.TempWidgetRenderer(t, radio).Objects()[0].(*radioItem)
assert.Equal(t, false, item0.focused)
item1 := test.TempWidgetRenderer(t, radio).Objects()[0].(*radioItem)
assert.Equal(t, false, item1.focused)
}
func TestRadioGroup_AppendDuplicate(t *testing.T) {
radio := NewRadioGroup([]string{"Hi"}, nil)
radio.Append("Hi")
assert.Equal(t, 2, len(radio.Options))
assert.Equal(t, 2, len(test.TempWidgetRenderer(t, radio).(*radioGroupRenderer).items))
}
func TestRadioGroup_Disable(t *testing.T) {
selected := ""
radio := NewRadioGroup([]string{"Hi"}, func(sel string) {
selected = sel
})
radio.Disable()
radioGroupTestTapItem(t, radio, 0)
assert.Equal(t, "", selected, "RadioGroup should have been disabled.")
}
func TestRadioGroup_Enable(t *testing.T) {
selected := ""
radio := NewRadioGroup([]string{"Hi"}, func(sel string) {
selected = sel
})
radio.Disable()
radioGroupTestTapItem(t, radio, 0)
assert.Equal(t, "", selected, "Radio should have been disabled.")
radio.Enable()
radioGroupTestTapItem(t, radio, 0)
assert.Equal(t, "Hi", selected, "Radio should have been re-enabled.")
}
func TestRadioGroup_Disabled(t *testing.T) {
radio := NewRadioGroup([]string{"Hi"}, func(string) {})
assert.False(t, radio.Disabled())
radio.Disable()
assert.True(t, radio.Disabled())
radio.Enable()
assert.False(t, radio.Disabled())
}
func TestRadioGroup_Hovered(t *testing.T) {
tests := []struct {
name string
options []string
isHorizontal bool
}{
{
name: "Horizontal",
options: []string{"Hi", "Another"},
isHorizontal: true,
},
{
name: "Vertical",
options: []string{"Hi", "Another"},
isHorizontal: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
radio := NewRadioGroup(tt.options, nil)
radio.Horizontal = tt.isHorizontal
item1 := test.TempWidgetRenderer(t, radio).Objects()[0].(*radioItem)
render1 := radioGroupTestItemRenderer(t, radio, 0)
render2 := radioGroupTestItemRenderer(t, radio, 1)
assert.False(t, item1.hovered)
assert.Equal(t, color.Transparent, render1.focusIndicator.FillColor)
assert.Equal(t, color.Transparent, render2.focusIndicator.FillColor)
radio.SetSelected("Hi")
assert.Equal(t, color.Transparent, render1.focusIndicator.FillColor)
assert.Equal(t, color.Transparent, render2.focusIndicator.FillColor)
radio.SetSelected("Another")
assert.Equal(t, color.Transparent, render1.focusIndicator.FillColor)
assert.Equal(t, color.Transparent, render2.focusIndicator.FillColor)
item1.MouseIn(&desktop.MouseEvent{
PointEvent: fyne.PointEvent{
Position: fyne.NewPos(theme.Padding(), theme.Padding()),
},
})
assert.True(t, item1.hovered)
assert.Equal(t, theme.Color(theme.ColorNameHover), render1.focusIndicator.FillColor)
assert.Equal(t, color.Transparent, render2.focusIndicator.FillColor)
item1.MouseOut()
assert.False(t, item1.hovered)
assert.Equal(t, color.Transparent, render1.focusIndicator.FillColor)
assert.Equal(t, color.Transparent, render2.focusIndicator.FillColor)
})
}
}
func TestRadioGroup_Required(t *testing.T) {
radio := NewRadioGroup([]string{"Hi", "There"}, func(string) {})
radio.Required = true
assert.True(t, radio.Required)
assert.Equal(t, "", radio.Selected, "the developer should select the default value if “none” is not wanted")
radio = NewRadioGroup([]string{"Hi", "There"}, func(string) {})
radio.SetSelected("There")
radio.Required = true
assert.True(t, radio.Required)
assert.Equal(t, "There", radio.Selected, "radio becoming required does not affect a valid selection")
radio.SetSelected("")
assert.True(t, radio.Required)
assert.Equal(t, "", radio.Selected, "the developer should select the default value if “none” is not wanted")
radio = NewRadioGroup([]string{"Hi", "There"}, func(string) {})
radio.Required = true
radio.Resize(radio.MinSize())
radio.SetSelected("Hi")
require.Equal(t, "Hi", radio.Selected)
radioGroupTestTapItem(t, radio, 0)
assert.Equal(t, "Hi", radio.Selected, "tapping selected option of required radio does nothing")
radioGroupTestTapItem(t, radio, 1)
assert.Equal(t, "There", radio.Selected)
}
func TestRadioGroupRenderer_ApplyTheme(t *testing.T) {
radio := NewRadioGroup([]string{"Test"}, func(string) {})
render := radioGroupTestItemRenderer(t, radio, 0)
textSize := render.label.TextSize
customTextSize := textSize
test.WithTestTheme(t, func() {
render.Refresh()
customTextSize = render.label.TextSize
})
assert.NotEqual(t, textSize, customTextSize)
}
func radioGroupTestTapItem(t *testing.T, radio *RadioGroup, item int) {
t.Helper()
renderer := test.TempWidgetRenderer(t, radio)
radioItem := renderer.Objects()[item].(*radioItem)
radioItem.Tapped(&fyne.PointEvent{Position: fyne.NewPos(theme.Padding(), theme.Padding())})
}
func radioGroupTestItemRenderer(t *testing.T, radio *RadioGroup, item int) *radioItemRenderer {
t.Cleanup(func() { cache.DestroyRenderer(radio) })
return cache.Renderer(test.TempWidgetRenderer(t, radio).Objects()[item].(fyne.Widget)).(*radioItemRenderer)
}