test(forms): type export values through the properties widget

crates/ui-egui/tests/prepare.rs

@@ -500,6 +500,14 @@ fn actions_tab_adds_and_removes_actions() {
 
 #[test]
 fn button_export_properties_apply_cancel_and_undo() {
+    fn retype(h: &mut Harness<'static, PdfCraftApp>, value: &str) {
+        use egui::accesskit::Role;
+        h.get_by_role_and_label(Role::TextInput, "Export Value: ").click();
+        h.run_steps(1);
+        h.key_press_modifiers(egui::Modifiers::COMMAND, egui::Key::A);
+        h.get_by_role_and_label(Role::TextInput, "Export Value: ").type_text(value);
+        h.run_steps(2);
+    }
     let mut h = harness();
     h.state_mut().execute("form.prepare");
     h.run_steps(2);
@@ -508,13 +516,15 @@ fn button_export_properties_apply_cancel_and_undo() {
     h.get_by_label("Options").click();
     h.run_steps(2);
     let original = h.state().field_props.as_ref().unwrap().export_value.clone();
-    h.state_mut().field_props.as_mut().unwrap().export_value = "Accepted".into();
+    retype(&mut h, "Accepted");
     h.get_by_label("Cancel").click();
     h.run_steps(2);
     h.state_mut().open_field_props("agree", 0);
     h.run_steps(2);
     assert_eq!(h.state().field_props.as_ref().unwrap().export_value, original);
-    h.state_mut().field_props.as_mut().unwrap().export_value = "Accepted".into();
+    h.get_by_label("Options").click();
+    h.run_steps(2);
+    retype(&mut h, "Accepted");
     h.get_by_label("OK").click();
     h.run_steps(3);
     {