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1   /**
2    * Copyright (c) 2004-2011 QOS.ch
3    * All rights reserved.
4    *
5    * Permission is hereby granted, free  of charge, to any person obtaining
6    * a  copy  of this  software  and  associated  documentation files  (the
7    * "Software"), to  deal in  the Software without  restriction, including
8    * without limitation  the rights to  use, copy, modify,  merge, publish,
9    * distribute,  sublicense, and/or sell  copies of  the Software,  and to
10   * permit persons to whom the Software  is furnished to do so, subject to
11   * the following conditions:
12   *
13   * The  above  copyright  notice  and  this permission  notice  shall  be
14   * included in all copies or substantial portions of the Software.
15   *
16   * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
17   * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
18   * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
19   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20   * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21   * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
22   * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23   *
24   */
25  package org.slf4j.instrumentation;
26  
27  import static org.junit.Assert.assertEquals;
28  
29  import org.junit.Test;
30  
31  public class ToStringHelperTest {
32  
33      @Test
34      public void testRenderer() {
35          assertEquals("", "null", ToStringHelper.render(null));
36          assertEquals("", "a", ToStringHelper.render("a"));
37          assertEquals("", "[]", ToStringHelper.render(new String[0]));
38  
39          assertEquals("", "[a]", ToStringHelper.render(new String[] { "a" }));
40  
41          assertEquals("", "[a, b]", ToStringHelper.render(new String[] { "a", "b" }));
42  
43          assertEquals("", "[a, b, c]", ToStringHelper.render(new String[] { "a", "b", "c" }));
44  
45          assertEquals("", "[[a], [b, c]]", ToStringHelper.render(new String[][] { { "a" }, { "b", "c" } }));
46  
47          assertEquals("", "[0, [a], [b, c]]", ToStringHelper.render(new Object[] { "0", new String[] { "a" }, new Object[] { "b", "c" } }));
48  
49          assertEquals("", "[1]", ToStringHelper.render(new int[] { 1 }));
50  
51          assertEquals("", "[1, 2, 3]", ToStringHelper.render(new int[] { 1, 2, 3 }));
52  
53          assertEquals("", "[1, 2, 3]", ToStringHelper.render(new long[] { 1, 2, 3 }));
54  
55          assertEquals("", "[1, 2, 3]", ToStringHelper.render(new short[] { 1, 2, 3 }));
56  
57          assertEquals("", "[[1, 2], [], [3, 4]]", ToStringHelper.render(new byte[][] { { 1, 2 }, {}, { 3, 4 } }));
58  
59          assertEquals("", "[1.0, 2.0, 3.0]", ToStringHelper.render(new float[] { 1, 2, 3 }));
60  
61          assertEquals("", "[1.0, 2.0, 3.0]", ToStringHelper.render(new double[] { 1, 2, 3 }));
62  
63          assertEquals("", "[[1.0, 2.0, 3.0]]", ToStringHelper.render(new double[][] { { 1, 2, 3 } }));
64  
65          assertEquals("", "[true, false, true]", ToStringHelper.render(new boolean[] { true, false, true }));
66      }
67  
68  }