@Test
public void testGetAllAttributeNames() {

	Collection<String> names = this.provider.getAllAttributeNames();
	assertNotNull(names);
	assertEquals(4, names.size());
	Iterator<String> iterator = names.iterator();
	assertTrue(iterator.hasNext());
	assertEquals("SOURCE", iterator.next()); //$NON-NLS-1$
	assertTrue(iterator.hasNext());
	assertEquals("CATEGORIE", iterator.next()); //$NON-NLS-1$
	assertTrue(iterator.hasNext());
	assertEquals("NATURE", iterator.next()); //$NON-NLS-1$
	assertTrue(iterator.hasNext());
	assertEquals("HAUTEUR", iterator.next()); //$NON-NLS-1$
	assertFalse(iterator.hasNext());
}