import static com.google.common.truth.Truth.assertThat;

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests that {@link AbstractFutureState} uses the expected {@code AtomicHelper} implementation.
 *
 * <p>We have more thorough testing of {@code AtomicHelper} implementations in {@link
 * AbstractFutureFallbackAtomicHelperTest}. The advantage to this test is that it can run under

	}

	for _, testCase := range ipv4TestCases {
		globalDomainIPs = nil

		updateDomainIPs(testCase.endPoints)

		if !testCase.expectedResult.Equals(globalDomainIPs) {
			t.Fatalf("error: expected = %s, got = %s", testCase.expectedResult, globalDomainIPs)
		}
	}

    Map<Object, Object> expected = new LinkedHashMap<>();
    for (int i = 0; i < alternatingKeysAndValues.length; i += 2) {
      expected.put(alternatingKeysAndValues[i], alternatingKeysAndValues[i + 1]);
    }
    assertThat(map).containsExactlyEntriesIn(expected).inOrder();
  }

  private static class IntHolder implements Serializable {

        paramMap.put("url_exclude_pattern", ".*");

        try {
            indexUpdateCallback.isUrlCrawlable(paramMap, null);
            fail("Expected NullPointerException for null URL");
        } catch (NullPointerException e) {
            // Expected behavior - the method doesn't handle null URLs
        }
    }

    public void test_isUrlCrawlable_nullUrlWithoutPattern() {

    void testChannelSelection() {
        try {
            channelManager.selectChannel(mockMessage);
            fail("Should throw exception when no channels available");
        } catch (Exception e) {
            // Expected - no channels available
            assertTrue(e instanceof ChannelLoadBalancer.NoAvailableChannelException);
        }
    }

    @Test
    void testRemoveChannel() throws UnknownHostException {

    @DisplayName("Should handle various delimiter types")
    @MethodSource("provideDelimiters")
    void testJoinWithVariousDelimiters(String delimiter, String expected) {
        String result = StringUtil.join(delimiter, "A", "B", "C");
        assertEquals(expected, result);
    }

    private static Stream<Arguments> provideDelimiters() {

            @Override
            public boolean apply(@Nullable Double actual, @Nullable Double expected) {
              // Test for equality to allow non-finite values to match; otherwise, use the finite
              // test.
              return actual.equals(expected)
                  || FINITE_QUANTILE_CORRESPONDENCE.compare(actual, expected);
            }
          },
          "is identical to or " + FINITE_QUANTILE_CORRESPONDENCE);

            @Override
            public boolean apply(@Nullable Double actual, @Nullable Double expected) {
              // Test for equality to allow non-finite values to match; otherwise, use the finite
              // test.
              return actual.equals(expected)
                  || FINITE_QUANTILE_CORRESPONDENCE.compare(actual, expected);
            }
          },
          "is identical to or " + FINITE_QUANTILE_CORRESPONDENCE);

* Add a **JSON Schema** for the response, in the OpenAPI *path operation*.
    * This will be used by the **automatic docs**.
    * It will also be used by automatic client code generation tools.

But most importantly:

### Certificate Directory