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

chart/chart_legend_test.go

@@ -0,0 +1,126 @@
+package chart
+
+import (
+	"testing"
+
+	"github.com/egoist/mygo/ui"
+
+	"github.com/ZacharyZhang-NY/MujicaUI/core"
+	"github.com/ZacharyZhang-NY/MujicaUI/internal"
+	"github.com/ZacharyZhang-NY/MujicaUI/theme"
+)
+
+func legendItems() []ChartLegendItem {
+	pal := internal.Palette(theme.Light())
+	var out []ChartLegendItem
+	for i, n := range []string{"Matins", "Lauds", "Prime", "Terce", "Sext"} {
+		out = append(out, ChartLegendItem{Name: n, Color: pal[i], Shape: i})
+	}
+	return out
+}
+
+func TestChartLegendToggleKeyboard(t *testing.T) {
+	hidden := map[string]bool{}
+	var toggled []string
+	tt := ui.NewTester(func(c *ui.Context) {
+		core.Use(c, core.Settings{Mode: core.Light})
+		if s, ok := ChartLegend(c, &hidden, legendItems(), ChartLegendOptions{}).Toggled(); ok {
+			toggled = append(toggled, s)
+		}
+	}, 500, 200)
+	tt.Key(0, ui.KeyTab)
+	if !tt.Focused("Matins") {
+		t.Fatal("Tab did not enter the legend")
+	}
+	tt.Key(0, ui.KeyRight)
+	tt.Key(0, ui.KeyRight)
+	tt.Key(0, ui.KeySpace)
+	if !hidden["Prime"] || len(toggled) != 1 || toggled[0] != "Prime" {
+		t.Fatalf("arrows and Space: hidden %v toggled %v", hidden, toggled)
+	}
+	if err := tt.Click("Prime"); err != nil || hidden["Prime"] {
+		t.Fatalf("click did not show Prime again: %v", hidden)
+	}
+	tt.Key(0, ui.KeyTab)
+	if tt.Focused("Lauds") || tt.Focused("Sext") {
+		t.Fatal("legend entries are more than one Tab stop")
+	}
+}
+
+func TestChartLegendFoldAndStatic(t *testing.T) {
+	vertical := true
+	tt := ui.NewTester(func(c *ui.Context) {
+		core.Use(c, core.Settings{Mode: core.Light})
+		ChartLegend(c, nil, legendItems(), ChartLegendOptions{Vertical: vertical, MaxItems: 2})
+	}, 500, 400)
+	if tt.HasText("Prime") || !tt.HasText("+3 more") {
+		t.Fatalf("fold: %q", tt.Texts())
+	}
+	a, _ := tt.Find("Matins")
+	b, _ := tt.Find("Lauds")
+	if b.Y <= a.Y || b.X != a.X {
+		t.Fatalf("vertical layout %v %v", a, b)
+	}
+	if err := tt.Click("+3 more"); err != nil || !tt.HasText("Sext") || !tt.HasText("Show fewer") {
+		t.Fatalf("unfold: %v %q", err, tt.Texts())
+	}
+	if _, ok := tt.Find("Matins"); !ok || tt.Focused("Matins") {
+		t.Fatal("static legend took focus")
+	}
+}
+
+func TestChartLegendBad(t *testing.T) {
+	defer func() {
+		if recover() == nil {
+			t.Fatal("no panic for duplicate names")
+		}
+	}()
+	ui.NewTester(func(c *ui.Context) {
+		core.Use(c, core.Settings{})
+		ChartLegend(c, nil, []ChartLegendItem{{Name: "a"}, {Name: "a"}}, ChartLegendOptions{})
+	}, 100, 100)
+}
+
+func TestChartLegendSnapshot(t *testing.T) {
+	snapshot(t, "chart_legend", 520, 120, func(c *ui.Context) {
+		hidden := map[string]bool{"Lauds": true}
+		items := legendItems()
+		for i := range items {
+			items[i].Color = internal.Palette(core.Tokens(c))[i]
+		}
+		ui.Column(c).Padding(16).Gap(12).Children(func() {
+			ChartLegend(c, &hidden, items, ChartLegendOptions{})
+			ChartLegend(c, nil, items, ChartLegendOptions{MaxItems: 3})
+		})
+	})
+}
+
+func TestChartLegendDisabledAndExpansionEvents(t *testing.T) {
+	hidden := map[string]bool{}
+	disabled := false
+	events := 0
+	tt := ui.NewTester(func(c *ui.Context) {
+		core.Use(c, core.Settings{})
+		ui.Column(c).Disabled(disabled).Children(func() {
+			r := ChartLegend(c, &hidden, legendItems(), ChartLegendOptions{MaxItems: 2})
+			if _, ok := r.Expanded(); ok {
+				events++
+			}
+		})
+	}, 500, 200)
+	if err := tt.Click("+3 more"); err != nil {
+		t.Fatal(err)
+	}
+	tt.Frame()
+	if events != 1 || !tt.HasText("Sext") {
+		t.Fatalf("expansion events %d", events)
+	}
+	disabled = true
+	tt.Frame()
+	_ = tt.Click("Matins")
+	_ = tt.Click("Show fewer")
+	tt.Key(0, ui.KeySpace)
+	if hidden["Matins"] || events != 1 || !tt.HasText("Sext") {
+		t.Fatalf("disabled legend %v events %d", hidden, events)
+	}
+}