IncompatibleMultiBindingAssertionTest xref

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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
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    21   * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
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    25  package org.slf4j;
    26
    27  import java.io.PrintStream;
    28  import java.util.List;
    29  import java.util.Random;
    30
    31  import junit.framework.TestCase;
    32
    33  public class IncompatibleMultiBindingAssertionTest extends TestCase {
    34
    35    StringPrintStream sps = new StringPrintStream(System.err);
    36    PrintStream old = System.err;
    37    int diff = 1024 + new Random().nextInt(10000);
    38
    39    public IncompatibleMultiBindingAssertionTest(String name) {
    40      super(name);
    41    }
    42
    43    protected void setUp() throws Exception {
    44      super.setUp();
    45      System.setErr(sps);
    46    }
    47
    48    protected void tearDown() throws Exception {
    49      super.tearDown();
    50      System.setErr(old);
    51    }
    52
    53    public void test() throws Exception {
    54      try {
    55        Logger logger = LoggerFactory.getLogger(this.getClass());
    56        String msg = "hello world " + diff;
    57        logger.info(msg);
    58        fail("was expecting NoSuchMethodError");
    59      } catch (NoSuchMethodError e) {
    60      }
    61      List list = sps.stringList;
    62      assertMsgContains(list, 0, "Class path contains multiple SLF4J bindings.");
    63      assertMsgContains(list, 1, "Found binding in");
    64      assertMsgContains(list, 2, "Found binding in");
    65      assertMsgContains(list, 3, "See http://www.slf4j.org/codes.html");
    66      assertMsgContains(list, 4,
    67          "slf4j-api 1.6.x (or later) is incompatible with this binding");
    68      assertMsgContains(list, 5, "Your binding is version 1.5.5 or earlier.");
    69
    70    }
    71
    72    void assertMsgContains(List strList, int index, String msg) {
    73      assertTrue(((String) strList.get(index)).contains(msg));
    74    }
    75  }