Issue #1. Unit test for Unit Locale now works

This unit tests was commented out because it did not work. Now, it works
as intended, and retrieves the names and abbreviations for Durations.
Some more tests will be implemented, e.g., the ones using special
symbols.

src/test/java/org/djunits/locale/VerifyLocalizations.java

@@ -72,8 +72,8 @@ static String fixUnicodeEscapes(final String in)
     public void verifyLocalizations() throws IOException, ClassNotFoundException, NoSuchMethodException, SecurityException,
             IllegalAccessException, IllegalArgumentException, InvocationTargetException, URISyntaxException
     {
-        String pathToResources = new File(getClass().getResource("/resources").toURI().getPath()).getAbsolutePath();
-        String referenceFileName = "localeunit.properties";
+        String pathToResources = new File(getClass().getResource("/resources/locale").toURI().getPath()).getAbsolutePath();
+        String referenceFileName = "unit_en.properties";
         // system.out.println(pathToResources + "/" + referenceFileName);
         // Parse the localeunit.properties file and store all the keys
         List<String> reference =
@@ -133,7 +133,7 @@ public void verifyLocalizations() throws IOException, ClassNotFoundException, No
         for (Path path : paths)
         {
             // System.out.println(path);
-            if (path.getFileName().toString().startsWith("localeunit_")
+            if (path.getFileName().toString().startsWith("unit_")
                     && path.getFileName().toString().endsWith(".properties"))
             {
                 // system.out.println("Verifying locale file " + path.getFileName().toString());
@@ -186,14 +186,17 @@ public void verifyLocalizations() throws IOException, ClassNotFoundException, No
      * localizations.
      * @throws URISyntaxException on error
      */
-    // @Test
-    // TODO: this does not yet work. We really have to rethink the use of Locales in djunits...
+    @Test
     public final void checkUnitSystemsLocale() throws URISyntaxException
     {
-        DefaultLocale.setLocale(Locale.US);
-        assertEquals("hour", DurationUnit.HOUR.getName());
-        DefaultLocale.setLocale(Locale.forLanguageTag("nl-NL"));
-        assertEquals("uur", DurationUnit.HOUR.getName());
+        Locale.setDefault(Locale.US);
+        assertEquals("Duration", DurationUnit.MINUTE.getLocalizedName());
+        assertEquals("h", DurationUnit.HOUR.getLocalizedDisplayAbbreviation());
+        assertEquals("hour", DurationUnit.HOUR.getLocalizedTextualAbbreviation());
+        Locale.setDefault(new Locale("nl", "NL"));
+        assertEquals("Tijdsduur", DurationUnit.MINUTE.getLocalizedName());
+        assertEquals("u", DurationUnit.HOUR.getLocalizedDisplayAbbreviation());
+        assertEquals("uur", DurationUnit.HOUR.getLocalizedTextualAbbreviation());
     }
 
 }