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/*
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* Angkor Web Framework
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*
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* Distributable under LGPL license.
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* See terms of license at gnu.org.
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*/
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package com.tirsen.angkor.test.unit;
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import com.tirsen.angkor.*;
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import com.tirsen.angkor.test.unit.mock.MockRenderContext;
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import com.tirsen.angkor.process.*;
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import com.tirsen.angkor.event.ChangeEvent;
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import com.tirsen.angkor.event.ChangeListener;
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import com.tirsen.angkor.widget.*;
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import javax.servlet.ServletException;
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import java.io.IOException;
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/**
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* TODO document ProcessTest
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*
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* <!-- $Id: ProcessTest.java,v 1.2 2002/10/13 13:37:26 tirsen Exp $ -->
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* <!-- $Author: tirsen $ -->
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*
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* @author Jon Tirs´n (tirsen@users.sourceforge.net)
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* @version $Revision: 1.2 $
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*/
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public class ProcessTest extends AbstractPipelineTest
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{
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private static final String firstModelValue = "firstvalue";
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private static final String nextModelValue = "newvalue";
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private TestController testController;
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private Application application;
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private MockRenderContext context;
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private MockPipeline parsePipeline;
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private MockPipeline eventPipeline;
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private TestView testView;
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public class TestController extends Controller implements ChangeListener
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{
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private ValueModel model = new BasicValueModel(firstModelValue);
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private boolean eventReceived = false;
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private boolean fatalError = false;
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private boolean failDuringEventProcessing = false;
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public TestController(Application application)
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{
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super(application);
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}
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public View createView()
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{
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TestView view = new TestView();
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assertNotNull("model not created at this time", model);
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view.setModel(model);
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view.addChangeListener(this);
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return view;
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}
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public void stateChanged(ChangeEvent evt)
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{
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eventReceived = true;
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assertTrue("model value not changed, value: " + model.getValue(), nextModelValue.equals(model.getValue()));
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try
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{
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if(failDuringEventProcessing) throwError("event processing");
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}
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catch(Exception e)
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{
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0
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getApplication().handleError(e);
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}
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}
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public boolean isEventReceived()
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{
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return eventReceived;
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}
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public void setEventReceived(boolean eventReceived)
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{
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this.eventReceived = eventReceived;
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}
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public void setFailDuringEventProcessing(boolean failDuringEventProcessing)
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{
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this.failDuringEventProcessing = failDuringEventProcessing;
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}
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public void setFatalError(boolean fatalError)
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{
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this.fatalError = fatalError;
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}
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protected void throwError(String phase) throws Exception
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{
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if(fatalError)
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{
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throw new Exception("Fatal error during " + phase + "!");
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}
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else
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{
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throw new NumberFormatException("Warning during " + phase + "!");
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}
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}
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}
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public class TestView extends TextInput
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{
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private boolean parsed = false;
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private boolean rendered = false;
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private boolean failDuringParse = false;
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private boolean failDuringRender = false;
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private boolean fatalError = false;
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protected void throwError(String phase)
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{
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if(fatalError)
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{
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throw new SecurityException("Fatal error during " + phase + "!");
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}
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else
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{
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throw new NumberFormatException("Warning during " + phase + "!");
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}
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}
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public void setFailDuringParse(boolean failDuringParse)
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{
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this.failDuringParse = failDuringParse;
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}
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public void setFailDuringRender(boolean failDuringRender)
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{
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this.failDuringRender = failDuringRender;
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}
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public void setFatalError(boolean fatalError)
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{
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this.fatalError = fatalError;
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}
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public void parse(RenderContext context)
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{
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if(failDuringParse) throwError("parse");
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super.parse(context);
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parsed = true;
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}
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public boolean isParsed()
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{
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return parsed;
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}
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public void render(RenderContext context) throws IOException
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{
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if(failDuringRender) throwError("render");
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super.render(context);
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rendered = true;
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}
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public boolean isRendered()
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{
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return rendered;
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}
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public void setRendered(boolean rendered)
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{
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this.rendered = rendered;
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}
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}
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public void setUp() throws Exception, ServletException
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{
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super.setUp();
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parsePipeline = new MockPipeline();
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parsePipeline.addValve(new ErrorValve());
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parsePipeline.addValve(new ParseValve());
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eventPipeline = new MockPipeline();
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eventPipeline.addValve(new ErrorValve());
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eventPipeline.addValve(new EventValve());
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//Pipeline renderPipeline = createRenderPipeline(testController);
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context = new MockRenderContext();
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context.ensureApplicationInit(MockApplication.class);
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application = context.getApplication();
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testController = new TestController(application);
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application.registerComponent("current", testController);
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testView = (TestView) testController.getView();
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testView.getId();
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application.init();
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}
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private Pipeline createRenderPipeline(ViewFactory component)
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{
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Pipeline renderPipeline = new DefaultPipeline();
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renderPipeline.addValve(new ErrorValve());
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renderPipeline.addValve(new SingleViewFactoryRenderValve(component));
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return renderPipeline;
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}
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/**
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* Tests the whole default processing. First tests each valve separately:
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* <ol> {@link ParseValve}, checks parsing does <em>not</em> occur on first request.
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* <ol> {@link EventValve}, checks events does <em>not</em> occur on first request.
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* <ol> {@link RenderValve}, checks view rendered.
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* <ol> {@link ParseValve}, checks parsing occured and model updated before events.
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* <ol> {@link EventValve}, checks events was sent.
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* After separate testing runs the processing as created by {@link Application}
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* a couple of times checking the above things.
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*/
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public void testProcessing() throws Exception
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225
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{
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application.beforeRequest(context);
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1
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ValueModel model = testView.getModel();
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// test parse valve
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parsePipeline.execute(context);
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assertTrue("test view was parsed before it was actually rendered", !testView.isParsed());
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235
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// send events
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1
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eventPipeline.execute(context);
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238
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1
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assertTrue("change event was received before any change actually occured", !testController.isEventReceived());
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239
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240
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// render valve (as a transition also prepares)
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Pipeline renderPipeline = createRenderPipeline(testController);
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1
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renderPipeline.execute(context);
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244
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assertTrue("testView was not rendered", testView.isRendered());
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1
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testView.setRendered(false);
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246
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247
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// this should reset all the controllers prepare-state
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1
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context.afterRequest();
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249
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250
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1
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assertTrue("model doesn't have correct value", firstModelValue.equals(model.getValue()));
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251
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252
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// simulate we changed the value of the testView
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253
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1
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prepareContextForChange(testView, false);
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254
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255
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// parse again, this time components should have been registered and things will start happening
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256
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1
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parsePipeline.execute(context);
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257
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258
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1
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assertTrue("test view was not parsed", testView.isParsed());
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259
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260
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1
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TestView view = testView;
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261
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1
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ValueModel valueModel = view.getModel();
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262
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1
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assertTrue("model have not been updated", nextModelValue.equals(valueModel.getValue()));
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263
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1
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assertTrue("events was sent before models were updated (or at least before they were ordered to be sent)",
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264
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!testController.isEventReceived());
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265
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266
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// 4b. send events
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267
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1
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eventPipeline.execute(context);
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268
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269
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1
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assertTrue("change event was not received", testController.isEventReceived());
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270
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1
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testController.setEventReceived(false);
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271
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272
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1
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valueModel.setValue(firstModelValue);
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273
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1
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context.afterRequest();
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274
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275
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// do the whole process in one pipeline
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276
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277
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1
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process();
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278
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279
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1
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for(int i = 0; i < 5; i++)
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280
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{
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281
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//Pipeline process = application.createRenderPipeline(testController);
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282
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283
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5
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prepareContextForChange(testView, false);
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284
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285
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5
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process();
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286
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287
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5
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assertTrue("testView was not rendered", testView.isRendered());
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288
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5
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testView.setRendered(false);
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289
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5
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assertTrue("change event was not sent", testController.isEventReceived());
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290
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5
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testController.setEventReceived(false);
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291
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292
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// clean up for next test method
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293
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5
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context.afterRequest();
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294
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}
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295
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}
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296
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297
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1
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public void testAccessCurrent() throws Exception
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298
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{
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299
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1
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Pipeline pipeline = new DefaultPipeline();
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300
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1
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pipeline.addValve(new Valve() {
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301
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1
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public void execute(ExecuteContext exec) throws Exception
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302
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{
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303
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1
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assertSame("could not access application", application, Application.getApplication());
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304
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1
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assertSame("could not access render context", context, RenderContext.getRenderContext());
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305
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}
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306
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});
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307
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1
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pipeline.execute(context);
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308
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}
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309
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310
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1
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public void testError() throws Exception
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311
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{
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312
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1
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final Exception exceptionToThrow = new Exception();
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313
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1
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pipeline.addValve(new ErrorValve());
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314
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1
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pipeline.addValve(new Valve()
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315
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{
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316
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1
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public void execute(ExecuteContext exec) throws Exception
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|
317
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|
{
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318
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1
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throw exceptionToThrow;
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319
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|
}
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|
320
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|
});
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|
321
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1
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ExecuteContext executeContext = pipeline.createExecuteContext(context);
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322
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1
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pipeline.execute(executeContext);
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323
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1
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assertSame(exceptionToThrow, application.getError());
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|
324
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}
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|
325
|
|
|
|
326
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6
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private void process() throws Exception
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|
327
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|
{
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|
328
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6
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Pipeline process = application.createRenderPipeline(testController);
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|
329
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6
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process.execute(context);
|
|
330
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|
}
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|
331
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|
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|
332
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6
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private void prepareContextForChange(View view, boolean register) throws Exception
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|
333
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|
{
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|
334
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6
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parsePipeline.start(); // really just a QD to get uniqueId working...
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|
335
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6
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context.setRequestParameter(view.uniqueId(context), nextModelValue);
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|
336
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6
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if(register)
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|
337
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|
{
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338
|
0
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context.registerParsingComponent(view);
|
|
339
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|
}
|
|
340
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|
}
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|
341
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|
}
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342
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