Split into category packages; module github.com/ZacharyZhang-NY/MujicaUI

input/toggle_group_test.go

@@ -0,0 +1,112 @@
+package input
+
+import (
+	"slices"
+	"testing"
+
+	"github.com/egoist/mygo/ui"
+
+	"github.com/ZacharyZhang-NY/MujicaUI/core"
+)
+
+var toggleGroupTestItems = []ToggleItem[string]{
+	{Value: "left", Label: "Left"},
+	{Value: "center", Label: "Center"},
+	{Value: "right", Label: "Right"},
+	{Value: "justify", Label: "Justify", Disabled: true},
+}
+
+func toggleGroupTester(value *[]string, opts ToggleGroupOptions, changes *int) *ui.Tester {
+	return ui.NewTester(func(c *ui.Context) {
+		core.Use(c, core.Settings{})
+		if ToggleGroup(c, value, toggleGroupTestItems, opts).Changed() {
+			*changes++
+		}
+	}, 500, 120)
+}
+
+func TestToggleGroupSingle(t *testing.T) {
+	value, changes := []string{"left"}, 0
+	tt := toggleGroupTester(&value, ToggleGroupOptions{}, &changes)
+	if err := tt.Click("Center"); err != nil {
+		t.Fatal(err)
+	}
+	if !slices.Equal(value, []string{"center"}) || changes != 1 {
+		t.Fatalf("value %v changes %d", value, changes)
+	}
+	// The pressed item stays without AllowEmpty.
+	_ = tt.Click("Center")
+	if !slices.Equal(value, []string{"center"}) || changes != 1 {
+		t.Fatalf("released without AllowEmpty: %v", value)
+	}
+}
+
+func TestToggleGroupAllowEmpty(t *testing.T) {
+	value, changes := []string{"left"}, 0
+	tt := toggleGroupTester(&value, ToggleGroupOptions{AllowEmpty: true}, &changes)
+	_ = tt.Click("Left")
+	if len(value) != 0 || changes != 1 {
+		t.Fatalf("value %v changes %d", value, changes)
+	}
+}
+
+func TestToggleGroupMultiple(t *testing.T) {
+	value, changes := []string{"left"}, 0
+	tt := toggleGroupTester(&value, ToggleGroupOptions{Multiple: true}, &changes)
+	_ = tt.Click("Right")
+	if !slices.Equal(value, []string{"left", "right"}) {
+		t.Fatalf("value %v", value)
+	}
+	_ = tt.Click("Left")
+	_ = tt.Click("Right")
+	if !slices.Equal(value, []string{"right"}) || changes != 2 {
+		t.Fatalf("last item released: %v, changes %d", value, changes)
+	}
+	_ = tt.Click("Justify")
+	if slices.Contains(value, "justify") {
+		t.Fatal("disabled item pressed")
+	}
+}
+
+func TestToggleGroupKeyboard(t *testing.T) {
+	value, changes := []string{"left"}, 0
+	tt := toggleGroupTester(&value, ToggleGroupOptions{}, &changes)
+	tt.Key(0, ui.KeyTab)
+	if !tt.Focused("Left") {
+		t.Fatal("Tab did not enter at the pressed item")
+	}
+	tt.Key(0, ui.KeyRight)
+	tt.Key(0, ui.KeyRight)
+	tt.Key(0, ui.KeySpace)
+	if !slices.Equal(value, []string{"right"}) {
+		t.Fatalf("value %v after arrows and Space", value)
+	}
+	// The disabled item is skipped: Right wraps to the first.
+	tt.Key(0, ui.KeyRight)
+	if !tt.Focused("Left") {
+		t.Fatal("arrow did not skip the disabled item")
+	}
+}
+
+func TestToggleGroupRejectsTwoValuesInSingleMode(t *testing.T) {
+	defer func() {
+		if recover() == nil {
+			t.Fatal("no panic")
+		}
+	}()
+	value := []string{"left", "right"}
+	ui.Render(func(c *ui.Context) {
+		core.Use(c, core.Settings{})
+		ToggleGroup(c, &value, toggleGroupTestItems, ToggleGroupOptions{})
+	}, 300, 100, 1)
+}
+
+func TestToggleGroupSnapshot(t *testing.T) {
+	snapshot(t, "toggle_group", 520, 150, func(c *ui.Context) {
+		single, multi := []string{"center"}, []string{"left", "right"}
+		ui.Column(c).Padding(20).Gap(16).Children(func() {
+			ToggleGroup(c, &single, toggleGroupTestItems, ToggleGroupOptions{Label: "Align"})
+			ToggleGroup(c, &multi, toggleGroupTestItems, ToggleGroupOptions{Multiple: true})
+		})
+	})
+}