1 /***
2 * Copyright 2003-2010 Terracotta, Inc.
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 net.sf.ehcache.util;
18
19 import org.junit.Assert;
20 import org.junit.Test;
21
22 import static org.junit.Assert.assertEquals;
23
24 /***
25 * @author Ludovic Orban
26 */
27 public class MemorySizeParserTest {
28
29 @Test
30 public void testParse() {
31 assertEquals(0, MemorySizeParser.parse("0"));
32 assertEquals(0, MemorySizeParser.parse(""));
33 assertEquals(0, MemorySizeParser.parse(null));
34 assertEquals(10, MemorySizeParser.parse("10"));
35 assertEquals(4096, MemorySizeParser.parse("4k"));
36 assertEquals(4096, MemorySizeParser.parse("4K"));
37 assertEquals(16777216, MemorySizeParser.parse("16m"));
38 assertEquals(16777216, MemorySizeParser.parse("16M"));
39 assertEquals(2147483648L, MemorySizeParser.parse("2g"));
40 assertEquals(2147483648L, MemorySizeParser.parse("2G"));
41 assertEquals(3298534883328L, MemorySizeParser.parse("3t"));
42 assertEquals(3298534883328L, MemorySizeParser.parse("3T"));
43 }
44
45 @Test
46 public void testParseErrors() {
47 try {
48 MemorySizeParser.parse("-1G");
49 Assert.fail("expected IllegalArgumentException");
50 } catch (IllegalArgumentException e) {
51
52 }
53
54 try {
55 MemorySizeParser.parse("1000y");
56 Assert.fail("expected IllegalArgumentException");
57 } catch (IllegalArgumentException e) {
58
59 }
60
61
62 }
63 }