}

  /** Checks that #drain() invocations behave correctly for a drained (empty) queue. */
  private void assertDrained(BlockingQueue<Object> q) {
    assertNull(q.peek());
    assertInterruptibleDrained(q);
    assertUninterruptibleDrained(q);
  }

  private void assertInterruptibleDrained(BlockingQueue<Object> q) {

    assertEquals(bimap1, bimap2);
    bimap2.inverse().put(Country.SWITZERLAND, Currency.FRANC);
    assertEquals(Country.SWITZERLAND, bimap2.get(Currency.FRANC));
    assertNull(bimap1.get(Currency.FRANC));
    assertFalse(bimap2.equals(bimap1));

    /* Test that it can be empty. */
    EnumBiMap<Currency, Country> emptyBimap = EnumBiMap.create(Currency.class, Country.class);

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.nio.ByteBuffer;
import java.security.SecureRandom;
import java.util.ArrayList;

    @Override
    public void tearDown() throws Exception {
        ComponentUtil.setFessConfig(null);
        super.tearDown();
    }

    // Test filename setter
    public void test_filename() {
        assertNull(pythonJob.filename);

        PythonJob result = pythonJob.filename("test.py");

        assertSame(pythonJob, result);
        assertEquals("test.py", pythonJob.filename);
    }

    public void test_protocolTypeIsRequired() {
        try {
            final Method method = UriType.class.getMethod("protocolType");
            assertNotNull("protocolType method should exist", method);
            assertNull("protocolType should not have default value", method.getDefaultValue());
        } catch (final NoSuchMethodException e) {
            fail("protocolType method should exist");
        }
    }

        HttpServletResponse response = createMockResponse();

        corsHandler.process(null, request, response);

        assertTrue("process should be called", processCalled);
        assertNull("origin should be null", processOrigin);
        assertEquals(request, processRequest);
        assertEquals(response, processResponse);
    }

    // Test process method with empty origin

        assertEquals(Constants.EXECUTE_TYPE_SUGGEST, suggestJob.getExecuteType());
    }

    // Test session ID generation
    public void test_sessionIdGeneration() {
        assertNull(suggestJob.sessionId);

        mockProcessHelper.setExitValue(0);
        suggestJob.execute();

        assertNotNull(suggestJob.sessionId);
        assertEquals(15, suggestJob.sessionId.length());

    boolean hung =
        !awaitUninterruptibly(callCompletedLatch, hangDelayMillis, TimeUnit.MILLISECONDS);
    if (hung) {
      assertEquals(expectedOutcome, Outcome.HANG);
    } else {
      assertNull(task.get(UNEXPECTED_HANG_DELAY_MILLIS, TimeUnit.MILLISECONDS));
    }
  }

  @Override
  protected void tearDown() throws Exception {

            mapEntry("three", 3),
            mapEntry("two", 2));
  }

  // Other tests

  public void testNullGet() {
    ImmutableSortedMap<String, Integer> map = ImmutableSortedMap.of("one", 1);
    assertNull(map.get(null));
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointers() {
    NullPointerTester tester = new NullPointerTester();

          }
        }

        try {
          assertEquals(expected, rangeMap.span());
          assertNotNull(expected);
        } catch (NoSuchElementException e) {
          assertNull(expected);
        }
      }
    }
  }

  public void testAllRangesAlone() {
    for (Range<Integer> range : RANGES) {
      Map<Integer, Integer> model = new HashMap<>();