@Test
public void testGetAttributeString() throws Exception {

	assertEquals(PHOTOGRAMMETRIE_VALUE,
			this.provider.getAttribute("SOURCE").getValue()); //$NON-NLS-1$
	assertEquals(15.,
			this.provider.getAttribute("HAUTEUR").getValue()); //$NON-NLS-1$
	assertNull(this.provider.getAttribute("NOFIELD")); //$NON-NLS-1$
	assertNull(this.provider.getAttribute("NEWFIELD")); //$NON-NLS-1$
}