+ var re = new RegExp(String.fromCharCode(160), 'g');
+ return legend.textContent.replace(re, ' ');
+};
+
+/**
+ * Assert that all elements have a certain style property.
+ */
+Util.assertStyleOfChildren = function(selector, property, expectedValue) {
+ assertTrue(selector.length > 0);
+ $.each(selector, function(idx, child) {
+ assertEquals(expectedValue, $(child).css(property));
+ });
+};