Added testParseSimilar testcase to LiteralCommandNode

src/main/test/net/minecraft/commands/tree/LiteralCommandNodeTest.java

@@ -29,6 +29,11 @@ public class LiteralCommandNodeTest {
         assertThat(node.parse("foo", contextBuilder), is(""));
     }
 
+    @Test(expected = IllegalArgumentSyntaxException.class)
+    public void testParseSimilar() throws Exception {
+        node.parse("foobar", contextBuilder);
+    }
+
     @Test(expected = IllegalArgumentSyntaxException.class)
     public void testParseInvalid() throws Exception {
         node.parse("bar", contextBuilder);