private static final ImmutableGraph<String> IMMUTABLE_GRAPH_B =
      GraphBuilder.directed().<String>immutable().addNode("B").build();

  private static final NetworkBuilder<?, ?> NETWORK_BUILDER_A =
      NetworkBuilder.directed().allowsParallelEdges(true).expectedNodeCount(10);
  private static final NetworkBuilder<?, ?> NETWORK_BUILDER_B =
      NetworkBuilder.directed().allowsSelfLoops(true).expectedNodeCount(16);

  private static final ImmutableGraph<String> IMMUTABLE_GRAPH_B =
      GraphBuilder.directed().<String>immutable().addNode("B").build();

  private static final NetworkBuilder<?, ?> NETWORK_BUILDER_A =
      NetworkBuilder.directed().allowsParallelEdges(true).expectedNodeCount(10);
  private static final NetworkBuilder<?, ?> NETWORK_BUILDER_B =
      NetworkBuilder.directed().allowsSelfLoops(true).expectedNodeCount(16);

/** Basic sanity tests for classes in {@code common.base}. */

@GwtIncompatible
public class PackageSanityTests extends AbstractPackageSanityTests {
  public PackageSanityTests() {
    // package private classes like FunctionalEquivalence are tested through the public API.
    publicApiOnly();
  }

/** Basic sanity tests for classes in {@code common.base}. */

@GwtIncompatible
public class PackageSanityTests extends AbstractPackageSanityTests {
  public PackageSanityTests() {
    // package private classes like FunctionalEquivalence are tested through the public API.
    publicApiOnly();
  }