//
    /**
     * <b>Warning</b>: ignored.
     */
    @Override
    public void returnComponentLogger(String role) {}

    /**
     * <b>Warning</b>: ignored.
     */
    @Override
    public void returnComponentLogger(String role, String hint) {}

    /**
     * <b>Warning</b>: ignored (always return <code>0</code>).
     */
    @Override
    public int getThreshold() {

    assertThat(Ascii.toLowerCase(IGNORED)).isEqualTo(IGNORED);
    assertThat(Ascii.toLowerCase("fOobaR")).isEqualTo("foobar");
  }

  public void testToUpperCase() {
    assertThat(Ascii.toUpperCase(LOWER)).isEqualTo(UPPER);
    assertThat(Ascii.toUpperCase(UPPER)).isSameInstanceAs(UPPER);
    assertThat(Ascii.toUpperCase(IGNORED)).isEqualTo(IGNORED);
    assertThat(Ascii.toUpperCase("FoOBAr")).isEqualTo("FOOBAR");

    assertThat(Ascii.toLowerCase(IGNORED)).isEqualTo(IGNORED);
    assertThat(Ascii.toLowerCase("fOobaR")).isEqualTo("foobar");
  }

  public void testToUpperCase() {
    assertThat(Ascii.toUpperCase(LOWER)).isEqualTo(UPPER);
    assertThat(Ascii.toUpperCase(UPPER)).isSameInstanceAs(UPPER);
    assertThat(Ascii.toUpperCase(IGNORED)).isEqualTo(IGNORED);
    assertThat(Ascii.toUpperCase("FoOBAr")).isEqualTo("FOOBAR");

import org.mockito.junit.jupiter.MockitoExtension;

/**
 * Tests for StaticJAASConfiguration.
 *
 * Coverage goals:
 * - Happy path with default and custom options.
 * - Null/empty/ignored name parameter handling.
 * - Null options edge case.
 * - Repeated calls equivalence and instance separation.
 * - Interaction check that passed options are not mutated.
 */
@ExtendWith(MockitoExtension.class)

    }

    /**
     * <b>Warning</b>: ignored (always return <code>0 == Logger.LEVEL_DEBUG</code>).
     */
    @Override
    public int getThreshold() {
        return 0;
    }

    /**
     * <b>Warning</b>: ignored.
     */
    @Override
    public void setThreshold(int threshold) {}

    /**
     * <b>Warning</b>: ignored (always return <code>null</code>).
     */
    @Override

public enum IteratorFeature {
  /** Support for {@link Iterator#remove()}. */
  SUPPORTS_REMOVE,
  /**
   * Support for {@link ListIterator#add(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_ADD,
  /**
   * Support for {@link ListIterator#set(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_SET;

  /**

	return func() {
		initialStackSnapShot.DetectLeak(t)
	}
}

// list of functions to be ignored from the stack trace.
// Leak detection is done when tests are run, should ignore the tests related functions,
// and other runtime functions while identifying leaks.
var ignoredStackFns = []string{
	"",
	// Below are the stacks ignored by the upstream leaktest code.
	"testing.Main(",
	"testing.tRunner(",
	"testing.tRunner(",

    inputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

  public void testFutureGetThrowsCancellationIfOutputCancelled() throws Exception {
    inputFuture.set(SLOW_OUTPUT_VALID_INPUT_DATA);
    outputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

    inputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

  public void testFutureGetThrowsCancellationIfOutputCancelled() throws Exception {
    inputFuture.set(SLOW_OUTPUT_VALID_INPUT_DATA);
    outputFuture.cancel(true); // argument is ignored
    assertThrows(CancellationException.class, () -> resultFuture.get());
  }

public enum IteratorFeature {
  /** Support for {@link Iterator#remove()}. */
  SUPPORTS_REMOVE,
  /**
   * Support for {@link ListIterator#add(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_ADD,
  /**
   * Support for {@link ListIterator#set(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_SET;

  /**