@CollectionSize.Require(ONE)
  public void testForcePutKeyPresent() {
    getMap().forcePut(k0(), v1());
    expectContents(mapEntry(k0(), v1()));
    assertFalse(getMap().containsValue(v0()));
    assertNull(getMap().inverse().get(v0()));
    assertEquals(1, getMap().size());
    assertTrue(getMap().containsKey(k0()));
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(ONE)

        assertEquals("2.0.6", cd.getVersion());
        assertEquals("jar", cd.getType());

        md = pd.getMojos().get(1);

        assertEquals("war", md.getGoal());
        assertNull(md.getDependencyResolutionRequired());
        assertNull(md.getDependencyCollectionRequired());
        assertTrue(md.isThreadSafe());
    }

    for (BoundType type : BoundType.values()) {
      assertNull(sortedMultiset.headMultiset(e0(), type).lastEntry());
      assertNull(sortedMultiset.tailMultiset(e0(), type).firstEntry());
    }
  }

  @CollectionSize.Require(ZERO)
  public void testEmptyMultisetLast() {
    assertNull(sortedMultiset.lastEntry());
    assertThrows(
        NoSuchElementException.class, () -> assertNull(sortedMultiset.elementSet().last()));
  }

  public void testCancel_notDoneNoInterrupt() throws Exception {
    Future<?> future = newFutureInstance();
    assertTrue(future.cancel(false));
    assertTrue(future.isCancelled());
    assertTrue(future.isDone());
    assertNull(tryInternalFastPathGetFailure(future));
    CancellationException e = assertThrows(CancellationException.class, () -> future.get());
    assertNotNull(e.getCause());
  }

  public void testCancel_notDoneNoInterrupt() throws Exception {
    Future<?> future = newFutureInstance();
    assertTrue(future.cancel(false));
    assertTrue(future.isCancelled());
    assertTrue(future.isDone());
    assertNull(tryInternalFastPathGetFailure(future));
    CancellationException e = assertThrows(CancellationException.class, () -> future.get());
    assertNotNull(e.getCause());
  }

  public void testPutIfAbsent() {
    TestMap map = new TestMap();
    map.put("foo", 1);
    assertEquals(Integer.valueOf(1), map.putIfAbsent("foo", 2));
    assertEquals(Integer.valueOf(1), map.get("foo"));
    assertNull(map.putIfAbsent("bar", 3));
    assertEquals(Integer.valueOf(3), map.get("bar"));
  }

  public void testRemove() {
    TestMap map = new TestMap();
    map.put("foo", 1);
    assertFalse(map.remove("foo", 2));

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.net;

import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;

import java.net.URLConnection;

import org.codelibs.core.exception.EmptyArgumentException;
import org.codelibs.core.io.ResourceUtil;
import org.codelibs.core.lang.ClassUtil;
import org.junit.Rule;

        assertEquals(0, IntegerConversionUtil.toPrimitiveInt(""));
    }

    /**
     * @throws Exception
     */
    public void testToIntegerForEmptyString() throws Exception {
        assertNull(IntegerConversionUtil.toInteger(""));
    }

          inv.containsValue(reversed.getValue()));
      /*
       * TODO(cpovirk): This is a bit stronger than super.expectMissing(), which permits a <key,
       * someOtherValue> pair.
       */
      assertNull(
          "Inverse should not return a mapping for key " + reversed.getKey(),
          inv.get(reversed.getKey()));
    }
  }

      assertEquals("foo", testInstance.get('a', 1));
      assertEquals("bar", testInstance.get('b', 1));
      assertEquals("baz", testInstance.get('a', 2));
      assertNull(testInstance.get('b', 2));
      assertNull(testInstance.get('c', 3));
    }
  }

  public void testColumn() {
    for (ImmutableTable<Character, Integer, String> testInstance : getTestInstances()) {