}

  public void testColumnKeySet_empty() {
    table = create();
    assertEquals("[]", table.columnKeySet().toString());
  }

  public void testColumnKeySet_oneRow() {
    table = create("a", 2, 'X', "a", 1, 'X');
    assertEquals("[1, 2]", table.columnKeySet().toString());
  }

  public void testColumnKeySet_oneColumn() {
    table = create("a", 1, 'X', "b", 1, 'X');

    }

    /** {@inheritDoc} */
    @Override
    public void setVersionRange(VersionRange newRange) {
        artifact.setVersionRange(newRange);
    }

    /** {@inheritDoc} */
    @Override
    public void selectVersion(String version) {
        artifact.selectVersion(version);
    }

    /** {@inheritDoc} */
    @Override
    public void setGroupId(String groupId) {
        artifact.setGroupId(groupId);

    TEST_BIG_INTEGERS = testBigIntegersBuilder.build();
  }

  public void testAsUnsignedAndLongValueAreInverses() {
    for (long value : TEST_LONGS) {
      assertWithMessage(UnsignedLongs.toString(value))
          .that(UnsignedLong.fromLongBits(value).longValue())
          .isEqualTo(value);
    }
  }

  public void testAsUnsignedBigIntegerValue() {
    for (long value : TEST_LONGS) {
      BigInteger expected =

            .createTestSuite());

    return suite;
  }

  private ClassToInstanceMap<Number> map;

  @Override
  protected void setUp() throws Exception {
    map = MutableClassToInstanceMap.create();
  }

  public void testConstraint() {
    /*
     * We'll give ourselves a pass on testing all the possible ways of breaking the constraint,

     * <p>
     * The resolution is to add -Djava.net.preferIPv4Stack=true to the command line as documented in
     * http://cwiki.apache.org/confluence/display/MAVEN/ConnectException
     * </p>
     */
    @Test
    void testJdk7ipv6() {
        ConnectException connEx = new ConnectException("Connection refused: connect");
        IOException ioEx = new IOException("Unable to establish loopback connection", connEx);

    add(primToWrap, wrapToPrim, short.class, Short.class);
    add(primToWrap, wrapToPrim, void.class, Void.class);

    PRIMITIVE_TO_WRAPPER_TYPE = Collections.unmodifiableMap(primToWrap);
    WRAPPER_TO_PRIMITIVE_TYPE = Collections.unmodifiableMap(wrapToPrim);
  }

  private static void add(
      Map<Class<?>, Class<?>> forward,
      Map<Class<?>, Class<?>> backward,
      Class<?> key,

      this.countDownLatch = countDownLatch;
    }

    @Override
    public void run() {
      countDownLatch.countDown();
    }
  }

  public void testExceptionsCaught() {
    list.add(THROWING_RUNNABLE, directExecutor());
    list.execute();
    list.add(THROWING_RUNNABLE, directExecutor());
  }

  public void testNulls() {
    new NullPointerTester().testAllPublicInstanceMethods(new ExecutionList());

        }
    }

    public void onEvent(Object event) {
        if (eventSpies.isEmpty()) {
            return;
        }
        for (EventSpy eventSpy : eventSpies) {
            try {
                eventSpy.onEvent(event);
            } catch (Exception | LinkageError e) {
                logError("notify", e, eventSpy);
            }
        }
    }

    public void close() {
        if (eventSpies.isEmpty()) {

import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;

@Deprecated
class MavenPropertiesLoaderTest {

    @Test
    void testIncludes() throws Exception {
        FileSystem fs = Jimfs.newFileSystem(Configuration.unix());

        Path mavenHome = fs.getPath("/maven");
        Files.createDirectories(mavenHome);

    }

    @Test
    void testDependencyScope() throws Exception {
        buildPom("dependency-scope/sub");
    }

    // This will fail on a validation error if incorrect
    @Test
    public void testDependencyManagementWithInterpolation() throws Exception {
        buildPom("dependency-management-with-interpolation/sub");
    }

    @Test