Bug 192171 Layout still display css style from library after removing library.[01]
Description: Layout still display css style from library after removing library. Build number:2.2.0.v20070612 Steps to reproduce: 1. Add a css file in Library Explorer 2. New a library file. 3. Use css file in library default theme. 4. New a report and use the library. 5. Insert a label and apply the style from library. 6. Remove the library in report Outline. Expected result: Style effect disappears from label in Layout. Actual result: Label in Layout still displays the style effect. Error log:N/A
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/library/LibraryThemeTest.java
.get( 1 ) ).getDisplayLabel( IDesignElementModel.USER_LABEL ) );
	}
	/**
	 * Test cases:
	 * 
	 * <ul>
	 * <li>For the design, directly included libraries have no themes.
	 * <code>getAllThemes()</code> return 0.
	 * <li>For the library, directly included libraries have 3 themes.
	 * <code>getAllThemes()</code> return 3.
	 * </ul>
	 * 
	 * @throws Exception
	 */
	public void testGetAllThemes( ) throws Exception
	{
		openDesign( "DesignWithoutLibrary.xml" ); 
		designHandle.includeLibrary( "LibraryIncludingTwoLibraries.xml", 
				"CompsiteLib" ); 
		List list = designHandle
				.getVisibleThemes( IAccessControl.DIRECTLY_INCLUDED_LEVEL );
		assertEquals( 0, list.size( ) );
		libraryHandle = designHandle.getLibrary( "CompsiteLib" ); 
		assertEquals( 3, libraryHandle.getVisibleThemes(
				IAccessControl.DIRECTLY_INCLUDED_LEVEL ).size( ) );
		assertEquals( 0, libraryHandle.getVisibleThemes(
				IAccessControl.NATIVE_LEVEL ).size( ) );
	}
	/**
	 * Test cases: