canvas::Layout: add clear method to remove all items.

[simgear.git] / simgear / canvas / layout / canvas_layout_test.cxx

diff --git a/simgear/canvas/layout/canvas_layout_test.cxx b/simgear/canvas/layout/canvas_layout_test.cxx
index 42524e85204febc06e20e06b3e525deecf66e8ad..fc693e446089cc1568475b6249e354680eed8431 100644 (file)
--- a/simgear/canvas/layout/canvas_layout_test.cxx
+++ b/simgear/canvas/layout/canvas_layout_test.cxx
@@ -309,6 +309,12 @@ BOOST_AUTO_TEST_CASE( boxlayout_insert_remove )
   hbox.removeItem(w2);
   BOOST_CHECK_EQUAL(hbox.count(), 1);
   BOOST_CHECK_EQUAL(hbox.itemAt(0), w1);
+
+  hbox.addItem(w2);
+  BOOST_CHECK_EQUAL(hbox.count(), 2);
+
+  hbox.clear();
+  BOOST_CHECK_EQUAL(hbox.count(), 0);
 }
 
 //------------------------------------------------------------------------------