import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.Map.Entry;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code clear()} operations on a map. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author George van den Driessche
 * @author Chris Povirk
 */
@GwtCompatible

    void testGetNextNull() {
        // Test case for getNext method when it returns null (no chained request)
        when(mockRequest.getNext()).thenReturn(null);

        assertNull(mockRequest.getNext(), "Next request should be null when mocked to do so.");
        verify(mockRequest, times(1)).getNext();
    }

    @Test
    void testGetResponse() {
        // Test case for getResponse method

        UpgradeContext context = TestUtils.createMockContext(Paths.get("/test"));

        // Verify context is created and basic methods work
        assertNotNull(context, "Context should be created");
        assertNotNull(context.options(), "Options should be available");

        // Test that icon methods don't throw exceptions
        // (The actual icon choice depends on terminal charset capabilities)

        if (variableName == null) {
            String msg = "The value should not be null: variableName=null value=" + value;
            throw new IllegalArgumentException(msg);
        }
        if (value == null) {
            String msg = "The value should not be null: variableName=" + variableName;
            throw new IllegalArgumentException(msg);
        }
    }

        headers.put("Content-Length", Arrays.asList("100"));

        response.setHeaders(headers);

        Map<String, List<String>> result = response.getHeaders();
        assertNotNull(result);
        // Headers should be stored in lowercase
        assertTrue(result.containsKey("content-type"));
        assertTrue(result.containsKey("content-length"));
    }

    @Test
    public void testHeadersWithNullKey() {

  <!-- JNA requires the no-argument constructor on JNAKernel32Library.SizeT to be public-->
  <suppress files="server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]bootstrap[/\\]JNAKernel32Library.java" checks="RedundantModifier" />

  <!-- the constructors on some local classes in these tests must be public-->

///

### Step 2: create a `FastAPI` "instance" { #step-2-create-a-fastapi-instance }

{* ../../docs_src/first_steps/tutorial001_py310.py hl[3] *}

Here the `app` variable will be an "instance" of the class `FastAPI`.

This will be the main point of interaction to create all your API.

### Step 3: create a *path operation* { #step-3-create-a-path-operation }

#### Path { #path }

        Ordering.<Integer>natural().leastOf(list.iterator(), Integer.MAX_VALUE));
  }

  public void testGreatestOfIterable_simple() {
    /*
     * If greatestOf() promised to be implemented as reverse().leastOf(), this
     * test would be enough. It doesn't... but we'll cheat and act like it does
     * anyway. There's a comment there to remind us to fix this if we change it.
     */

        Ordering.<Integer>natural().leastOf(list.iterator(), Integer.MAX_VALUE));
  }

  public void testGreatestOfIterable_simple() {
    /*
     * If greatestOf() promised to be implemented as reverse().leastOf(), this
     * test would be enough. It doesn't... but we'll cheat and act like it does
     * anyway. There's a comment there to remind us to fix this if we change it.
     */

      rolling forward.
      The status has moved from annotation key
      `pods.beta.kubernetes.io/init-container-statuses` to
      `pods.beta.kubernetes.io/init-container-statuses`.
    * Any code that inspects this annotation should be changed to use the new key.
      State of Initialization will continue to be reported in both pods.alpha.kubernetes.io/initialized