1 /*
2  * Copyright (C) 2008 The Guava Authors
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.google.common.collect.testing;
18 
19 import static com.google.common.collect.testing.Helpers.NullsBeforeB;
20 import static com.google.common.collect.testing.Helpers.testComparator;
21 
22 import com.google.common.annotations.GwtCompatible;
23 
24 import junit.framework.TestCase;
25 
26 /**
27  * Unit test for {@link Helpers}.
28  *
29  * @author Chris Povirk
30  */
31 @GwtCompatible
32 public class HelpersTest extends TestCase {
testNullsBeforeB()33   public void testNullsBeforeB() {
34     testComparator(NullsBeforeB.INSTANCE, "a", "azzzzzz", null, "b", "c");
35   }
36 }
37