use of jakarta.el.ExpressionFactory in project tomcat by apache.
the class TestELParser method doTestParser.
private void doTestParser(String input, String expectedResult, String expectedBuilderOutput) throws JasperException {
ELException elException = null;
String elResult = null;
// Don't try and evaluate expressions that depend on variables or functions
if (expectedResult != null) {
try {
ELManager manager = new ELManager();
ELContext context = manager.getELContext();
ExpressionFactory factory = ELManager.getExpressionFactory();
ValueExpression ve = factory.createValueExpression(context, input, String.class);
elResult = ve.getValue(context).toString();
Assert.assertEquals(expectedResult, elResult);
} catch (ELException ele) {
elException = ele;
}
}
Nodes nodes = null;
try {
nodes = ELParser.parse(input, false);
Assert.assertNull(elException);
} catch (IllegalArgumentException iae) {
Assert.assertNotNull(elResult, elException);
// Not strictly true but enables us to report both
iae.initCause(elException);
throw iae;
}
TextBuilder textBuilder = new TextBuilder(false);
nodes.visit(textBuilder);
Assert.assertEquals(expectedBuilderOutput, textBuilder.getText());
}
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