org.eclipse.linuxtools.tmf.core.tests/src/org/eclipse/linuxtools/tmf/core/tests/event/TmfTimePreferencesTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013, 2014 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     Marc-Andre Laperle - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.core.tests.event;
  14
  15 import static org.junit.Assert.assertEquals;
  16 import static org.junit.Assert.assertNotNull;
  17
  18 import java.util.Map;
  19 import java.util.TimeZone;
  20
  21 import org.eclipse.core.runtime.preferences.DefaultScope;
  22 import org.eclipse.core.runtime.preferences.IEclipsePreferences;
  23 import org.eclipse.core.runtime.preferences.InstanceScope;
  24 import org.eclipse.linuxtools.internal.tmf.core.Activator;
  25 import org.eclipse.linuxtools.tmf.core.timestamp.ITmfTimePreferencesConstants;
  26 import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimePreferences;
  27 import org.junit.Test;
  28 import org.osgi.service.prefs.BackingStoreException;
  29
  30 /**
  31  * Test suite for the TmfTimePreferences class.
  32  */
  33 public class TmfTimePreferencesTest {
  34
  35     private static final String TIME_PATTERN = "HH:mm:ss.SSS SSS SSS";
  36     private static final String INTERVAL_PATTERN = "TTT.SSS SSS SSS";
  37
  38     /**
  39      * Test that the preferences get initialized to the default
  40      */
  41     @Test
  42     public void testInit() {
  43         assertEquals(DefaultScope.INSTANCE.getNode(Activator.PLUGIN_ID).get(ITmfTimePreferencesConstants.DATIME, null), ITmfTimePreferencesConstants.TIME_HOUR_FMT);
  44     }
  45
  46     /**
  47      * Test that getInstance returns an instance
  48      */
  49     @Test
  50     public void testGetInstance() {
  51         assertNotNull(TmfTimePreferences.getInstance());
  52     }
  53
  54     /**
  55      * Test that getTimePattern returns the appropriate time pattern (from the default)
  56      */
  57     @Test
  58     public void testGetTimePattern() {
  59         assertEquals(TIME_PATTERN, TmfTimePreferences.getInstance().getTimePattern());
  60     }
  61
  62     /**
  63      * Test that getIntervalPattern returns the appropriate interval pattern (from the default)
  64      */
  65     @Test
  66     public void testGetIntervalPattern() {
  67         assertEquals(INTERVAL_PATTERN, TmfTimePreferences.getInstance().getIntervalPattern());
  68     }
  69
  70     /**
  71      * Test that getTimeZone returns the appropriate time zone (from the default)
  72      */
  73     @Test
  74     public void testGetTimeZone() {
  75         assertEquals(TimeZone.getDefault(), TmfTimePreferences.getInstance().getTimeZone());
  76     }
  77
  78     /**
  79      *  Test that getPreferenceMap returns the appropriate map even after preferences get modified
  80      *  and make sure it doesn't affect the defaults
  81      */
  82     @Test
  83     public void testGetPreferenceMap() {
  84         Map<String, String> defaultPreferenceMap = TmfTimePreferences.getInstance().getDefaultPreferenceMap();
  85         assertEquals(ITmfTimePreferencesConstants.TIME_HOUR_FMT, defaultPreferenceMap.get(ITmfTimePreferencesConstants.DATIME));
  86
  87         // Modify the preferences
  88         String testValue = ITmfTimePreferencesConstants.TIME_HOUR_FMT + "foo";
  89         IEclipsePreferences node = InstanceScope.INSTANCE.getNode(Activator.PLUGIN_ID);
  90         node.put(ITmfTimePreferencesConstants.DATIME, testValue);
  91         try {
  92             node.flush();
  93         } catch (BackingStoreException e) {
  94         }
  95         // Make sure the modification is in the map
  96         Map<String, String> preferenceMap = TmfTimePreferences.getInstance().getPreferenceMap();
  97         assertEquals(testValue, preferenceMap.get(ITmfTimePreferencesConstants.DATIME));
  98
  99         // Make sure the default is still the same
 100         defaultPreferenceMap = TmfTimePreferences.getInstance().getDefaultPreferenceMap();
 101         assertEquals(ITmfTimePreferencesConstants.TIME_HOUR_FMT, defaultPreferenceMap.get(ITmfTimePreferencesConstants.DATIME));
 102     }
 103
 104     /**
 105      * Test that computeTimePattern computes the appropriate time pattern from a preference map (from the default)
 106      */
 107     @Test
 108     public void testComputeTimePattern() {
 109         assertEquals(TIME_PATTERN, TmfTimePreferences.getInstance().computeTimePattern(TmfTimePreferences.getInstance().getPreferenceMap()));
 110     }
 111
 112 }