Examples with StringExpression org.graylog.plugins.pipelineprocessor.ast.expressions.StringExpression used on opensource projects

Example 6 with StringExpression

use of org.graylog.plugins.pipelineprocessor.ast.expressions.StringExpression in project graylog2-server by Graylog2.

the class CEFParserFunctionTest method evaluate_returns_null_for_empty_CEF_string.

@Test
public void evaluate_returns_null_for_empty_CEF_string() throws Exception {
    final Map<String, Expression> arguments = Collections.singletonMap(CEFParserFunction.VALUE, new StringExpression(new CommonToken(0), ""));
    final FunctionArgs functionArgs = new FunctionArgs(function, arguments);
    final Message message = new Message("__dummy", "__dummy", DateTime.parse("2010-07-30T16:03:25Z"));
    final EvaluationContext evaluationContext = new EvaluationContext(message);
    final CEFParserResult result = function.evaluate(functionArgs, evaluationContext);
    assertNull(result);
}