Examples with SongLocal org.apache.openejb.test.entity.cmr.onetomany.SongLocal used on opensource projects

Example 41 with SongLocal

use of org.apache.openejb.test.entity.cmr.onetomany.SongLocal in project tomee by apache.

the class OneToManyTests method testIteratorConcurrentModification.

public void testIteratorConcurrentModification() throws Exception {
    resetDB();
    beginTransaction();
    try {
        final ArtistLocal artist = findArtist(new Integer(1));
        final SongLocal song = findSong(new Integer(11));
        final Set songs = artist.getComposed();
        assertFalse(songs.isEmpty());
        assertEquals(2, songs.size());
        final Iterator iterator = songs.iterator();
        songs.remove(song);
        assertEquals(1, songs.size());
        try {
            iterator.next();
            fail("expected iterator.next() to throw an ConcurrentModificationException");
        } catch (final ConcurrentModificationException ignored) {
        }
    } finally {
        completeTransaction();
    }
}