Remove titles from the library with a confirmation (M10)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

internal/ui/libdelete_test.go

@@ -0,0 +1,46 @@
+package ui
+
+import (
+	"testing"
+
+	"github.com/gdamore/tcell/v2"
+	"github.com/rivo/tview"
+)
+
+func TestDeleteDialogDefaultsAreSafe(t *testing.T) {
+	a := newTestApp(t)
+	var calls [][2]bool
+	_, form := a.newDeleteDialog("Heat (1995)", "3 GB on disk", func(files, exclude bool) { calls = append(calls, [2]bool{files, exclude}) })
+
+	var focus func(p tview.Primitive)
+	focus = func(p tview.Primitive) { p.Focus(focus) }
+	form.Focus(focus)
+	press := func(k tcell.Key) { form.InputHandler()(tcell.NewEventKey(k, 0, 0), focus) }
+	space := func() { form.InputHandler()(tcell.NewEventKey(tcell.KeyRune, ' ', 0), focus) }
+
+	// Both boxes start unticked and the focus starts on Cancel: a stray Enter does nothing.
+	press(tcell.KeyEnter)
+	if len(calls) != 0 {
+		t.Fatalf("Enter on the initial focus deleted: %v", calls)
+	}
+
+	// Moving to Delete and confirming removes the entry only.
+	form.SetFocus(form.GetFormItemCount())
+	press(tcell.KeyRight)
+	press(tcell.KeyEnter)
+	if len(calls) != 1 || calls[0] != [2]bool{false, false} {
+		t.Fatalf("calls = %v, want one call without files and exclusion", calls)
+	}
+
+	// Ticking the boxes is passed on.
+	form.SetFocus(0)
+	space() // delete files
+	press(tcell.KeyDown)
+	space() // exclusion
+	press(tcell.KeyDown)
+	press(tcell.KeyDown) // Delete button
+	press(tcell.KeyEnter)
+	if len(calls) != 2 || calls[1] != [2]bool{true, true} {
+		t.Errorf("calls = %v, want the second with both ticked", calls)
+	}
+}