assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-05"));
  }

  public void testToString() {
    int[] bases = {2, 5, 7, 8, 10, 16};
    for (long a : UNSIGNED_INTS) {
      for (int base : bases) {
        assertThat(Long.toString(a, base)).isEqualTo(UnsignedInts.toString((int) a, base));
      }
    }
  }

  public void testJoin() {
    assertThat(join()).isEmpty();

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.graph;

import com.google.common.base.Optional;

/**
 * A base class for builders that construct graphs with user-defined properties.
 *
 * @author James Sexton
 */
abstract class AbstractGraphBuilder<N> {
  final boolean directed;
  boolean allowsSelfLoops = false;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.CollectPreconditions.checkNonnegative;
import static java.lang.Math.min;
import static java.util.Objects.requireNonNull;

import com.google.common.annotations.GwtCompatible;
import com.google.common.base.Function;
import com.google.common.base.Predicate;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;

import com.google.common.annotations.GwtCompatible;
import com.google.common.base.Ascii;
import com.google.common.base.CharMatcher;
import com.google.common.base.Joiner;
import com.google.common.base.Optional;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.testing;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Throwables.throwIfUnchecked;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.VisibleForTesting;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.testing;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Throwables.throwIfUnchecked;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.VisibleForTesting;

 * the License.
 */

package com.google.common.io;

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.Preconditions;
import java.io.IOException;
import java.io.Reader;
import java.util.Iterator;
import org.jspecify.annotations.Nullable;

 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package com.google.common.base;

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import org.jspecify.annotations.Nullable;

/**

    filesystem.

    It is not possible to determine whether a file-based location will
    be available except on a case-by-case basis (or a root-url by
    root-url basis). We may want to move the offline sensitivity entirely to
    Maven-Artifact, below, so we can be smarter about testing filesystem-based
    repositories, etc.

  * If not otherwise specified, all other wagons are assumed to be

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.google.common.collect.testing.google;

import static com.google.common.base.Preconditions.checkState;
import static com.google.common.collect.Lists.newArrayList;
import static com.google.common.collect.testing.Helpers.assertContainsAllOf;