ListenableFuture<Object> input = UncheckedThrowingFuture.throwingError(new SomeError());

    // We'd catch only SomeError.class here, but then the test won't compile under GWT.
    ListenableFuture<Object> output =
        catching(input, Throwable.class, identity(), directExecutor());
    assertThat(getDone(output)).isInstanceOf(SomeError.class);
  }

  public void testCatching_listenerThrowsError() throws Exception {

    ListenableFuture<Object> input = UncheckedThrowingFuture.throwingError(new SomeError());

    // We'd catch only SomeError.class here, but then the test won't compile under GWT.
    ListenableFuture<Object> output =
        catching(input, Throwable.class, identity(), directExecutor());
    assertThat(getDone(output)).isInstanceOf(SomeError.class);
  }

  public void testCatching_listenerThrowsError() throws Exception {

import com.google.common.annotations.GwtCompatible;
import org.jspecify.annotations.NullUnmarked;

/** Exception classes for use in tests. */
@GwtCompatible
@NullUnmarked
final class TestExceptions {
  static class SomeError extends Error {}

  static class SomeCheckedException extends Exception {}

  static class SomeOtherCheckedException extends Exception {}

  static class YetAnotherCheckedException extends Exception {}

import com.google.common.annotations.GwtCompatible;
import org.jspecify.annotations.NullUnmarked;

/** Exception classes for use in tests. */
@GwtCompatible
@NullUnmarked
final class TestExceptions {
  static class SomeError extends Error {}

  static class SomeCheckedException extends Exception {}

  static class SomeOtherCheckedException extends Exception {}

  static class YetAnotherCheckedException extends Exception {}

import com.google.common.annotations.GwtCompatible;
import org.jspecify.annotations.NullUnmarked;

/** Exception classes for use in tests. */
@GwtCompatible
@NullUnmarked
final class TestExceptions {
  static class SomeError extends Error {}

  static class SomeCheckedException extends Exception {}

  static class SomeOtherCheckedException extends Exception {}

  static class YetAnotherCheckedException extends Exception {}

          .put(RuntimeException.class, e -> e instanceof RuntimeException)
          .put(SomeCheckedException.class, e -> e instanceof SomeCheckedException)
          .put(SomeError.class, e -> e instanceof SomeError)
          .put(SomeOtherCheckedException.class, e -> e instanceof SomeOtherCheckedException)
          .put(SomeUncheckedException.class, e -> e instanceof SomeUncheckedException)

  // We're testing that the method is in fact equivalent to throwing the exception directly.
  @SuppressWarnings("ThrowIfUncheckedKnownUnchecked")
  public void testThrowIfUnchecked_error() {
    assertThrows(SomeError.class, () -> throwIfUnchecked(new SomeError()));
  }

  @SuppressWarnings("ThrowIfUncheckedKnownChecked")
  public void testThrowIfUnchecked_checked() {
    throwIfUnchecked(new SomeCheckedException());
  }

  @J2ktIncompatible

          .put(RuntimeException.class, e -> e instanceof RuntimeException)
          .put(SomeCheckedException.class, e -> e instanceof SomeCheckedException)
          .put(SomeError.class, e -> e instanceof SomeError)
          .put(SomeOtherCheckedException.class, e -> e instanceof SomeOtherCheckedException)
          .put(SomeUncheckedException.class, e -> e instanceof SomeUncheckedException)

        assertFalse(context.hasDefaultCredentials());
    }

    @Test
    void testRenewCredentials() {
        assertFalse(context.renewCredentials("someLocation", new Exception("someError")));
    }

    @Test
    void testClose() throws CIFSException {
        assertFalse(context.isCloseCalled());

        boolean result = context.close();