SoapActionPerformanceFilterTest.java

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package etm.contrib.integration.web;

import etm.core.aggregation.Aggregate;
import etm.core.configuration.EtmManager;
import etm.core.renderer.MeasurementRenderer;
import org.apache.log4j.BasicConfigurator;

import javax.servlet.ServletRequest;
import javax.servlet.http.HttpServletRequest;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.Map;

/**
 * @author void.fm
 * @version $Revision$
 */
public class SoapActionPerformanceFilterTest extends HttpRequestPerformanceFilterTest {

  public void setUp() throws Exception {
    EtmManager.reset();
    BasicConfigurator.configure();
    filter = new SoapActionPerformanceFilter();
    filter.init(null);

    etmMonitor = EtmManager.getEtmMonitor();
    etmMonitor.start();

  }

  public void tearDown() {
    etmMonitor.stop();
  }

  public void testSoapActionMonitoring() throws Exception {
    filter.doFilter(getSoapActionRequest(), null, getFilterChain());
    etmMonitor.render(new MeasurementRenderer() {

      public void render(Map points) {
        String key = "SoapAction ASoapRequest";
        assertTrue(points.containsKey(key));
        Aggregate aggregate = (Aggregate) points.get(key);
        assertEquals(1, aggregate.getMeasurements());
        assertEquals(15d, aggregate.getMin(), 0);
      }
    });

  }


  private ServletRequest getSoapActionRequest() throws Exception {
    return (ServletRequest) Proxy.newProxyInstance(getClass().getClassLoader(),
      new Class[]{HttpServletRequest.class},
      new InvocationHandler() {

        public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
          if (method.getName().equals("toString")) {
            return HttpServletRequest.class.getName();
          } else if (method.getName().equals("getHeader") && args[0].equals("SoapAction")) {
            return "ASoapRequest";
          } else {
            return null;
          }
        }
      });

  }
}