Unit test for scala#77 too aggresive trim of whitespace around entities

Author: ashawley

src/test/scala/scala/xml/UtilityTest.scala

@@ -46,6 +46,13 @@ class UtilityTest {
     assertEquals("<a a=\"2\" g=\"3\" j=\"2\" oo=\"2\"/>", pp.format(q))
   }
 
+  @Test
+  def issue77: Unit = {
+    val x = <x>a &amp; b</x>
+
+    assertEquals("<x>a &amp; b</x>", Utility.trim(x).toString)
+  }
+
   @Test
   def issue777: Unit = {
     <hi>