Ensure segments are up to date on first draw

Fixes fyne-io#4312

widget/entry.go

@@ -200,6 +200,7 @@ func (e *Entry) CreateRenderer() fyne.WidgetRenderer {
 		objects = append(objects, e.ActionItem)
 	}
 
+	e.syncSegments()
 	return &entryRenderer{box, border, e.scroll, objects, e}
 }
 

widget/entry_password_test.go

@@ -0,0 +1,25 @@
+package widget_test
+
+import (
+	"testing"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/canvas"
+	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/test"
+	"fyne.io/fyne/v2/widget"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestNewPasswordEntry(t *testing.T) {
+	p := widget.NewPasswordEntry()
+	p.Text = "visible"
+	r := test.WidgetRenderer(p)
+
+	cont := r.Objects()[2].(*container.Scroll).Content.(fyne.Widget)
+	r = test.WidgetRenderer(cont)
+	rich := r.Objects()[1].(*widget.RichText)
+	r = test.WidgetRenderer(rich)
+
+	assert.Equal(t, "•••••••", r.Objects()[0].(*canvas.Text).Text)
+}