Index: lutinutil/src/test/org/codelutin/i18n/I18nLoaderTest.java
diff -u /dev/null lutinutil/src/test/org/codelutin/i18n/I18nLoaderTest.java:1.1
--- /dev/null	Sun Mar 23 06:02:29 2008
+++ lutinutil/src/test/org/codelutin/i18n/I18nLoaderTest.java	Sun Mar 23 06:02:24 2008
@@ -0,0 +1,109 @@
+package org.codelutin.i18n;
+
+import junit.framework.TestCase;
+
+import java.util.Locale;
+
+/**
+ * LanguageManager Tester.
+ *
+ * @author chemit
+ * @version 1.0
+ * @since <pre>02/10/2008</pre>
+ */
+public class I18nLoaderTest extends TestCase {
+
+    String encoding;
+    Locale locale;
+    Language language;
+    I18nLoader loader;
+
+    public I18nLoaderTest(String name) {
+        super(name);
+    }
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        super.tearDown();
+        I18n.close();
+    }
+
+    public void testGetLoader() throws Exception {
+
+        assertNull(I18n.loader);
+
+        loader = I18n.getLoader(I18n.DEFAULT_ENCODING);
+
+        assertNotNull(loader);
+        assertEquals(I18n.DEFAULT_ENCODING, loader.getEncoding());
+        assertEquals(I18n.DEFAULT_LOCALE, loader.getDefaultLocale());
+        assertNull(loader.getLanguage());
+    }
+
+    public void testChangeLocale() throws Exception {
+
+        locale = I18nLoader.newLocale("fr_FR");
+        encoding = I18n.ISO_8859_1_ENCONDING;
+        updateLanguage();
+        assertNbLanguages(1);
+        updateLanguage();
+        assertNbLanguages(1);
+        
+        locale = I18nLoader.newLocale("en_GB");
+        updateLanguage();
+        assertLanguageChanged();        
+        assertNbLanguages(2);
+
+        locale = I18nLoader.newLocale("en_US");
+        updateLanguage();
+        assertLanguageChanged();
+        assertNbLanguages(3);
+
+        locale = I18nLoader.newLocale("en");
+        updateLanguage();
+        assertLanguageChanged();
+        assertNbLanguages(4);
+    }
+
+    private void assertLanguageChanged() {
+        assertNotSame(language, loader.getLanguage());
+    }
+
+    public void testChangeEncoding() throws Exception {
+        locale = I18nLoader.newLocale("fr_FR");
+        encoding = I18n.ISO_8859_1_ENCONDING;
+        updateLanguage();
+
+        locale = I18nLoader.newLocale("en_GB");
+        updateLanguage();
+
+        // language change (from his encoding)
+        assertLanguageChanged();
+        // 2 language in cache
+        assertNbLanguages(2);
+
+        encoding = I18n.UTF_8_ENCONDING;
+        updateLanguage();
+        // language change (from his encoding)
+        assertLanguageChanged();
+        // one language in cache
+        assertNbLanguages(1);
+
+    }
+
+    protected void assertNbLanguages(int i) {
+        assertEquals(i, loader.getLanguages().size());
+    }
+
+    protected void updateLanguage() {
+        language = loader == null ? null : loader.getLanguage();
+        loader = I18n.getLoader(encoding);
+        loader.setLanguage(locale);
+    }
+
+}
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