import org.checkerframework.checker.nullness.qual.Nullable;
import org.junit.After;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Tests for {@link StandardMutableValueGraph} and related functionality. */
// TODO(user): Expand coverage and move to proper test suite.
@RunWith(JUnit4.class)
public final class ValueGraphTest {
  private static final String DEFAULT = "default";

    }
  }

  private void runTestMethod(ClassLoader classLoader) throws Exception {
    Class<?> test = classLoader.loadClass(FuturesTest.class.getName());
    Object testInstance = test.getDeclaredConstructor().newInstance();
    test.getMethod("setUp").invoke(testInstance);
    test.getMethod(getName()).invoke(testInstance);
    test.getMethod("tearDown").invoke(testInstance);
  }

      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>com.google.truth.extensions</groupId>
      <artifactId>truth-java8-extension</artifactId>
      <version>${truth.version}</version>
      <scope>test</scope>
    </dependency>
    <dependency>
      <groupId>com.google.jimfs</groupId>
      <artifactId>jimfs</artifactId>
      <version>1.3.0</version>
      <scope>test</scope>
    </dependency>

    directedNetwork = mutableDirectedNetwork;
    undirectedNetwork = mutableUndirectedNetwork;
  }

  @Test
  public void hasCycle_emptyGraph() {
    assertThat(hasCycle(directedGraph)).isFalse();
    assertThat(hasCycle(undirectedGraph)).isFalse();
  }

  @Test
  public void hasCycle_isolatedNodes() {
    for (MutableGraph<Integer> graph : graphsToTest) {
      graph.addNode(1);

 */

package com.google.common.graph;

import static com.google.common.truth.Truth.assertThat;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Tests for {@link ImmutableValueGraph} . */
@RunWith(JUnit4.class)
public class ImmutableValueGraphTest {

  @Test
  public void immutableValueGraph() {

import junit.framework.Test;
import junit.framework.TestSuite;

/**
 * Generates a test suite covering the {@link Queue} implementations in the {@link java.util}
 * package. Can be subclassed to specify tests that should be suppressed.
 *
 * @author Jared Levy
 */
@GwtIncompatible
public class TestsForQueuesInJavaUtil {
  public static Test suite() {
    return new TestsForQueuesInJavaUtil().allTests();

          putModel(model, range2, 2);
          putModel(model, range3, 3);
          RangeMap<Integer, Integer> test = TreeRangeMap.create();
          test.put(range1, 1);
          test.put(range2, 2);
          test.put(range3, 3);
          verify(model, test);
        }
      }
    }
  }

  public void testPutAll() {
    for (Range<Integer> range1 : RANGES) {

    notEqualObject1 = new ValidTestObject(0, 2);
  }

  /** Test null reference yields error */
  public void testAddNullReference() {
    try {
      equalsTester.addEqualityGroup((Object) null);
      fail("Should fail on null reference");
    } catch (NullPointerException e) {
    }
  }

  /** Test equalObjects after adding multiple instances at once with a null */

        .testAllPublicInstanceMethods(monitor);
  }

  // TODO: Test enter(long, TimeUnit).
  // TODO: Test enterWhen(Guard, long, TimeUnit).
  // TODO: Test enterIf(Guard, long, TimeUnit).
  // TODO: Test waitFor(Guard, long, TimeUnit).
  // TODO: Test getQueueLength().
  // TODO: Test hasQueuedThreads().
  // TODO: Test getWaitQueueLength(Guard).
  // TODO: Test automatic signaling before leave, waitFor, and reentrant enterWhen.

 */

package com.google.common.graph;

import static com.google.common.truth.Truth.assertThat;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Tests for {@link ImmutableNetwork}. */
@RunWith(JUnit4.class)
public class ImmutableNetworkTest {

  @Test
  public void immutableNetwork() {
    MutableNetwork<String, Integer> mutableNetwork = NetworkBuilder.directed().build();