Bug 201205 Exception occurs in dataset preview when IN filter contains a blank value[0802]
Description: Exception occurs in dataset preview when IN filter contains a blank value[0802] Build number: 2.2.1.v20070827-0630 Steps to reproduce: 1, New a sampleDB customer dataset 2, New a filter and operator is IN 3, Specify a blank value and add 4, Preview in dataset Expected result: The preview should be successful and no exception Actual result: Exception occurs Error log: org.eclipse.birt.report.designer.core.runtime.GUIException: Caused by java.lang.reflect.InvocationTargetException. at org.eclipse.birt.report.designer.core.runtime.GUIException.createGUIException(GUIException.java:76) at org.eclipse.birt.report.designer.internal.ui.util.ExceptionHandler.handle(ExceptionHandler.java:169) at org.eclipse.birt.report.designer.internal.ui.util.ExceptionHandler.handle(ExceptionHandler.java:150) at org.eclipse.birt.report.designer.internal.ui.util.ExceptionHandler.handle(ExceptionHandler.java:89) at org.eclipse.birt.report.designer.data.ui.dataset.ResultSetPreviewPage.updateResultsProcess(ResultSetPreviewPage.java:515) at org.eclipse.birt.report.designer.data.ui.dataset.ResultSetPreviewPage.runUpdateResults(ResultSetPreviewPage.java:274) at org.eclipse.birt.report.designer.data.ui.dataset.ResultSetPreviewPage.access$1(ResultSetPreviewPage.java:244) at org.eclipse.birt.report.designer.data.ui.dataset.ResultSetPreviewPage$4.runInUIThread(ResultSetPreviewPage.java:237)
data/org.eclipse.birt.data.tests/test/org/eclipse/birt/data/engine/impl/ScriptEvalTest.java
String pattern = (String) c[1];
			Boolean expected = (Boolean) c[2];
			Object result = ScriptEvalUtil.evalConditionalExpr( 
					str, IConditionalExpression.OP_LIKE, pattern, null );
			assertEquals( result, expected );
		}
	}
	public void test_MATCH( ) throws DataException
	{
		final Object[] cases = {
			
			new Object[] {"anything", "", Boolean.TRUE },
			new Object[] {"anything", null, Boolean.TRUE },
			new Object[] {null, "something", Boolean.FALSE },
			new Object[] {null, "", Boolean.TRUE },
			new Object[] {"", null, Boolean.TRUE },
			new Object[] {"", "", Boolean.TRUE },
			
			new Object[] {"aaab", "a", Boolean.TRUE },
			new Object[] {"bbbb", "a", Boolean.FALSE },
			new Object[] {"bbbb", "ab", Boolean.FALSE },
			new Object[] {"aaab", "^a.*b$", Boolean.TRUE },
			new Object[] {"aaab", "a.*b", Boolean.TRUE },
			new Object[] {"aaab", "^ab", Boolean.FALSE },
			new Object[] {"aaab", "aa_b", Boolean.FALSE },
			new Object[] {"aaab", "A", Boolean.FALSE },
			
			new Object[] {"aaab", "/a.*b/", Boolean.TRUE },
			new Object[] {"aaab", "/a.*b/mig", Boolean.TRUE },
			new Object[] {"aaab", "/a.*/b/i", Boolean.FALSE },