}

    /**
     * Test method for
     * {@link org.codelibs.core.misc.AssertionUtil#assertState(boolean, String)} .
     */
    @Test
    public void testAssertState() {
        exception.expect(ClIllegalStateException.class);
        exception.expectMessage(is("hogeだからです。"));
        assertState(false, "hogeだからです。");
    }

    /**
     * Test method for

				processAttemptToDelete(1),
				assertState(state{
					graphNodes:             []*node{makeNode(pod1ns1, withOwners(pod2ns2)), makeNode(pod2ns2)},
					pendingAttemptToDelete: []*node{makeNode(pod1ns1)}, // bad child pod1 queued because it disagreed with observed parent
				}),
				// 8,9: handle queued delete of bad child
				processAttemptToDelete(1),
				assertState(state{
					clientActions: []string{

import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;
import static org.codelibs.core.misc.AssertionUtil.assertState;

import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.lang.reflect.TypeVariable;
import java.sql.Time;

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

import static org.codelibs.core.misc.AssertionUtil.assertIndex;
import static org.codelibs.core.misc.AssertionUtil.assertState;

import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.lang.reflect.Array;
import java.util.AbstractMap;
import java.util.AbstractSet;

     *            事前条件
     * @param description
     *            不正な状態であることの説明
     * @throws ClIllegalStateException
     *             {@code expression}がfalseの場合。
     */
    public static void assertState(final boolean expression, final String description) {
        if (!expression) {
            throw new ClIllegalStateException(description);
        }
    }

    /**
     * indexが不正でないことを表明します。
     *