Bug 164070 Support widows/orphans properties on text item
Support widows/orphans properties on block text item(label, text, data etc), About the definition of widows/orphans, please refer to CSS spec.
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/api/DesignElementHandleTest.java
assertNotNull( choices );
		assertEquals( 5, choices.length );
		choices = handle.getChoices( TextItem.CONTENT_TYPE_PROP );
		assertNull( choices );
	}
	/**
	 * Tests other related methods of DesignElementHandle. Following methods
	 * have been tested:
	 * <ul>
	 * <li>
	 * {@link org.eclipse.birt.report.model.api.DesignElementHandle#dropAndClear()}
	 * <li>{@link org.eclipse.birt.report.model.api.DesignElementHandle#moveTo}
	 * <li>
	 * {@link org.eclipse.birt.report.model.api.DesignElementHandle#getPropertyIterator()}
	 * <li>
	 * {@link org.eclipse.birt.report.model.api.DesignElementHandle#getModuleHandle()}
	 * <li>
	 * {@link org.eclipse.birt.report.model.api.DesignElementHandle#getDisplayLabel()}
	 * <li>
	 * {@link org.eclipse.birt.report.model.api.DesignElementHandle#getDisplayLabel(int)}
	 * </ul>
	 * Detail tests for DisplayLabel in
	 * {@link org.eclipse.birt.report.model.core.DesignElementTest}.
	 * 
	 * @throws Exception
	 *             if any exception
	 * @see org.eclipse.birt.report.model.core.DesignElementTest
	 */
	public void testOtherMethods( ) throws Exception
	{