Bug 198624 Some unknow code in Thumbnail after import a preview image
Description: Some unknow code in Thumbnail after import a preview image Build number: 2.2.1.v20070802-0630 Steps to reproduce: 1, New a report 2, Import preview image(/templates/mailing_labels.gif) in general of Property editor 3, Go to Advanced and check the Thumbnail Expected result: I don't know what the code should be, but must not be the unknown code Actual result: Some unknow code such as BM.....I will attach a screen image to show you.
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/api/ElementExporterTest.java
saveLibrary( );
		assertTrue( compareFile( "ElementExporterTestLibrary_golden_2.xml" ) ); 
	}
	/**
	 * Tests exporting one label with extends to library file.
	 * 
	 * @throws Exception
	 *             if any exception
	 */
	public void testExportingLabelWithExtends( ) throws Exception
	{
		openDesign( "ElementExporterTest.xml" ); 
		openLibrary( "ElementExporterTestLibrary.xml" ); 
		LabelHandle labelHandle = (LabelHandle) designHandle
				.findElement( "label3" ); 
		ElementExportUtil.exportElement( labelHandle, libraryHandle, false );
		saveLibrary( );
		assertTrue( compareFile( "ElementExporterTestLibrary_golden_3.xml" ) ); 
	}
	/**
	 * Tests exporting table to library file.
	 * 
	 * @throws Exception
	 *             if any exception.
	 */
	public void testExportingTable( ) throws Exception
	{
		openDesign( "ElementExporterTest.xml" ); 
		openLibrary( "ElementExporterTestLibrary.xml" ); 
		TableHandle tableHandle = (TableHandle) designHandle