Data: review r1 fixes

examples/gallery/pages_data_test.go

@@ -0,0 +1,49 @@
+package main
+
+import (
+	"slices"
+	"testing"
+
+	"github.com/egoist/mygo/ui"
+
+	mujica "mujicaui"
+)
+
+// dataDemo runs the demo of page id and returns its tester and event log.
+func dataDemo(t *testing.T, id string) (*ui.Tester, *[]string) {
+	t.Helper()
+	i := slices.IndexFunc(dataPages, func(p page) bool { return p.ID == id })
+	if i < 0 {
+		t.Fatalf("no page %s", id)
+	}
+	events := &[]string{}
+	tt := ui.NewTester(func(c *ui.Context) {
+		mujica.Use(c, mujica.Settings{})
+		ui.Scroll(c).Fill().Padding(24).Children(func() {
+			dataPages[i].Demo(c, func(s string) { *events = append(*events, s) })
+		})
+	}, 900, 700)
+	tt.SetPreferences(ui.Preferences{ReduceMotion: true, TextScale: 1})
+	return tt, events
+}
+
+func TestDataDemoButtonsLog(t *testing.T) {
+	tt, events := dataDemo(t, "074")
+	for _, s := range []string{"Bells", "Ring"} {
+		if err := tt.Click(s); err != nil {
+			t.Fatal(err)
+		}
+	}
+	if !slices.Contains(*events, "ring the bells") {
+		t.Fatalf("Ring not logged: %q", *events)
+	}
+	tt, events = dataDemo(t, "075")
+	for _, s := range []string{"Open from outside", "Light candles"} {
+		if err := tt.Click(s); err != nil {
+			t.Fatal(err)
+		}
+	}
+	if !slices.Contains(*events, "light candles") {
+		t.Fatalf("Light candles not logged: %q", *events)
+	}
+}