* involving any parameters to the calling method.
   *
   * @param expression a boolean expression
   * @throws IllegalStateException if {@code expression} is false
   * @see Verify#verify Verify.verify()
   */
  public static void checkState(boolean expression) {
    if (!expression) {
      throw new IllegalStateException();
    }
  }

  /**

    return ImmutableSet.copyOf(elements);
  }

  private static <E> List<E> list(E... elements) {
    return ImmutableList.copyOf(elements);
  }

  /**
   * Utility method to verify that the given LinkedHashSet is equal to and hashes identically to a
   * set constructed with the elements in the given collection. Also verifies that the ordering in
   * the set is the same as the ordering of the given contents.

        .createTestSuite();
  }

  public void testConsumingIterator() {
    // Test data
    List<String> list = Lists.newArrayList("a", "b");

    // Test & Verify
    Iterator<String> consumingIterator = Iterators.consumingIterator(list.iterator());

    assertEquals("Iterators.consumingIterator(...)", consumingIterator.toString());

      fail("IllegalArgumentException expected");
    } catch (IllegalArgumentException expected) {
    }

    // These results are all incorrect, but there's no way (short of iterating over the result)
    // to verify that with an arbitrary ordering or comparator.
    assertEquals(ImmutableSortedMap.of(2, 0, 4, 0), Maps.subMap(map, Range.atLeast(4)));
    assertEquals(ImmutableSortedMap.of(8, 0, 10, 0), Maps.subMap(map, Range.atMost(8)));

      fail("IllegalArgumentException expected");
    } catch (IllegalArgumentException expected) {
    }

    // These results are all incorrect, but there's no way (short of iterating over the result)
    // to verify that with an arbitrary ordering or comparator.
    assertEquals(ImmutableSortedMap.of(2, 0, 4, 0), Maps.subMap(map, Range.atLeast(4)));
    assertEquals(ImmutableSortedMap.of(8, 0, 10, 0), Maps.subMap(map, Range.atMost(8)));

import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.timeout;
import static org.mockito.Mockito.verify;

import com.google.common.collect.ImmutableList;
import com.google.common.reflect.Reflection;
import com.google.common.truth.FailureStrategy;
import com.google.common.truth.StandardSubjectBuilder;

   * involving any parameters to the calling method.
   *
   * @param expression a boolean expression
   * @throws IllegalStateException if {@code expression} is false
   * @see Verify#verify Verify.verify()
   */
  public static void checkState(boolean expression) {
    if (!expression) {
      throw new IllegalStateException();
    }
  }

  /**

import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.timeout;
import static org.mockito.Mockito.verify;

import com.google.common.collect.ImmutableList;
import com.google.common.reflect.Reflection;
import com.google.common.truth.FailureStrategy;
import com.google.common.truth.StandardSubjectBuilder;

        .createTestSuite();
  }

  public void testConsumingIterator() {
    // Test data
    List<String> list = Lists.newArrayList("a", "b");

    // Test & Verify
    Iterator<String> consumingIterator = Iterators.consumingIterator(list.iterator());

    assertEquals("Iterators.consumingIterator(...)", consumingIterator.toString());