ExpressionStatement statement = (ExpressionStatement) program
.statements().get(1);
FunctionInvocation functionInvocation = (FunctionInvocation) statement
.getExpression();
IFunctionBinding functionBinding = functionInvocation
.resolveFunctionBinding();
Assert.assertNotNull(functionBinding);
Assert.assertTrue(functionBinding.getName().equals("foo"));
Assert.assertTrue(functionBinding.isVarargs() == false);
}