// Arrange
Resources treeResources = GWT.create(Resources.class);
// Act
String name = treeResources.treeOpen().getName();
String url = treeResources.treeLeaf().getSafeUri().asString();
// Assert
assertEquals("treeOpen", name);
assertEquals("http://127.0.0.1:8888/gwt_test_utils_module/treeLeaf.gif", url);
}