@BeforeClass
 public static void initTestContextTest() {
   context = new TestContext("test.xml");
   component = new ExpressionAssert(context);
   component.getProperties().put("EXPRESSION", "input > 'AAA' && input < 'CCC'");
   component.init();
 }
  @Test
  public void testExpressionAssert() {

    try {
      String result = component.process("BBB");
      assertEquals("true", result);
    } catch (ComponentException e) {
      e.printStackTrace();
    }
  }