public void testRetainAll_duplicatesKept() {
    E[] array = createSamplesArray();
    array[1] = e0();
    collection = getSubjectGenerator().create(array);
    assertFalse(
        "containsDuplicates.retainAll(superset) should return false",
        collection.retainAll(MinimalCollection.of(createSamplesArray())));
    expectContents(array);
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(SEVERAL)

 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

            assertNotNull(content);
            assertTrue(content.length() > 0);
            // The placeholder should be replaced with the system property value
            assertFalse(content.contains("${fess.dictionary.path}"));
        } finally {
            // Restore original property
            if (originalPath.isEmpty()) {

 * <a href="https://docs.oracle.com/javase/tutorial/essential/exceptions/tryResourceClose.html"
 * >try-with-resources</a> statement in JDK6-compatible code. Code using this should be
 * approximately equivalent in behavior to the same code written with try-with-resources.
 *
 * <p>This class is intended to be used in the following pattern:
 *
 * {@snippet :
 * Closer closer = Closer.create();

     * Constructor that may alter behaviour of this listener.
     *
     * @param delegate The delegate that should run on single thread.
     * @param queueSize The event queue size (default {@code 1024}).
     * @param batchMaxSize The maximum batch size delegate should receive (default {@code 500}).
     * @param blockOnLastEvent Should this listener block on last transfer end (completed or corrupted) block? (default {@code true}).
     */

        // Verifies no exception thrown with custom query
    }

    @Test
    public void test_execute_withDefaultQuery() {
        setupMockComponents(Collections.emptyList());

        // No query set, should use matchAllQuery
        final String result = indexExportJob.execute();

        assertEquals("Exported 0 documents.", result);
    }

    @Test
    public void test_execute_withException() {

         * a clear specification for what annotations should mean on resolved TypeVariables
         * with modified bounds, annotation methods will throw
         * UnsupportedOperationException. Frameworks requiring annotation preservation
         * should use the original TypeVariable when bounds haven't changed.
         */

        when(tree.send(any(Smb2IoctlRequest.class), eq(RequestParam.NO_RETRY))).thenReturn(ioResp);

        // Act
        int available = stream.available();

        // Assert
        assertEquals(7, available, "Should return available bytes reported by server");

        // Interactions: ensure open, use tree, send IOCTL and close resources
        InOrder inOrder = inOrder(handle, fd, tree);

        TestFessSystemException exception = new TestFessSystemException(message, true, true);

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());

        // Stack trace should be populated
        assertTrue(exception.getStackTrace().length > 0);
    }

    @Test
    public void test_constructor_withNonWritableStackTrace() {