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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  }