InvocationTest 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
    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;
    26
    27  import java.util.logging.Level;
    28
    29  import junit.framework.TestCase;
    30
    31
    32  /**
    33   * Test whether invoking the SLF4J API causes problems or not.
    34   *
    35   * @author Ceki Gulcu
    36   *
    37   */
    38  public class InvocationTest extends TestCase {
    39
    40    Level oldLevel;
    41    java.util.logging.Logger root = java.util.logging.Logger.getLogger("");
    42
    43
    44    public InvocationTest (String arg0) {
    45      super(arg0);
    46    }
    47
    48    protected void setUp() throws Exception {
    49      super.setUp();
    50      oldLevel = root.getLevel();
    51      root.setLevel(Level.OFF);
    52    }
    53
    54    protected void tearDown() throws Exception {
    55      super.tearDown();
    56      root.setLevel(oldLevel);
    57    }
    58
    59    public void test1() {
    60      Logger logger = LoggerFactory.getLogger("test1");
    61      logger.debug("Hello world.");
    62    }
    63
    64    public void test2() {
    65      Integer i1 = new Integer(1);
    66      Integer i2 = new Integer(2);
    67      Integer i3 = new Integer(3);
    68      Exception e = new Exception("This is a test exception.");
    69      Logger logger = LoggerFactory.getLogger("test2");
    70
    71      logger.debug("Hello world 1.");
    72      logger.debug("Hello world {}", i1);
    73      logger.debug("val={} val={}", i1, i2);
    74      logger.debug("val={} val={} val={}", new Object[]{i1, i2, i3});
    75
    76      logger.debug("Hello world 2", e);
    77      logger.info("Hello world 2.");
    78
    79
    80      logger.warn("Hello world 3.");
    81      logger.warn("Hello world 3", e);
    82
    83
    84      logger.error("Hello world 4.");
    85      logger.error("Hello world {}", new Integer(3));
    86      logger.error("Hello world 4.", e);
    87    }
    88
    89    public void testNull() {
    90      Logger logger = LoggerFactory.getLogger("testNull");
    91      logger.debug(null);
    92      logger.info(null);
    93      logger.warn(null);
    94      logger.error(null);
    95
    96      Exception e = new Exception("This is a test exception.");
    97      logger.debug(null, e);
    98      logger.info(null, e);
    99      logger.warn(null, e);
    100     logger.error(null, e);
    101   }
    102
    103   public void testMarker() {
    104     Logger logger = LoggerFactory.getLogger("testMarker");
    105     Marker blue = MarkerFactory.getMarker("BLUE");
    106     logger.debug(blue, "hello");
    107     logger.info(blue, "hello");
    108     logger.warn(blue, "hello");
    109     logger.error(blue, "hello");
    110
    111     logger.debug(blue, "hello {}", "world");
    112     logger.info(blue, "hello {}", "world");
    113     logger.warn(blue, "hello {}", "world");
    114     logger.error(blue, "hello {}", "world");
    115
    116     logger.debug(blue, "hello {} and {} ", "world", "universe");
    117     logger.info(blue, "hello {} and {} ", "world", "universe");
    118     logger.warn(blue, "hello {} and {} ", "world", "universe");
    119     logger.error(blue, "hello {} and {} ", "world", "universe");
    120   }
    121
    122   public void testMDC() {
    123     MDC.put("k", "v");
    124     assertNull(MDC.get("k"));
    125     MDC.remove("k");
    126     assertNull(MDC.get("k"));
    127     MDC.clear();
    128   }
    129 }