SPR-6246: split up Velocity test cases for neatness. Add fix for bug in exception creation in VelocityView.

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@2214 50f2f4bb-b051-0410-bef5-90022cba6387

org.springframework.web.servlet/pom.xml

@@ -126,7 +126,13 @@
       <version>1.1.2</version>
       <optional>true</optional>
     </dependency>
-    <dependency>
+	<!-- dependency>
+    	<groupId>org.apache.velocity</groupId>
+    	<artifactId>velocity</artifactId>
+    	<version>1.6.2</version>
+      	<optional>true</optional>
+	</dependency-->
+     <dependency>
       <groupId>velocity</groupId>
       <artifactId>velocity</artifactId>
       <version>1.5</version>

org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/view/velocity/VelocityView.java

@@ -73,6 +73,7 @@ import org.springframework.web.util.NestedServletException;
  *
  * @author Rod Johnson
  * @author Juergen Hoeller
+ * @author Dave Syer
  * @see VelocityConfig
  * @see VelocityConfigurer
  * @see #setUrl
@@ -516,11 +517,12 @@ public class VelocityView extends AbstractTemplateView {
 			template.merge(context, response.getWriter());
 		}
 		catch (MethodInvocationException ex) {
+			Throwable cause = ex.getWrappedThrowable();
 			throw new NestedServletException(
 					"Method invocation failed during rendering of Velocity view with name '" +
 					getBeanName() + "': " + ex.getMessage() + "; reference [" + ex.getReferenceName() +
 					"], method '" + ex.getMethodName() + "'",
-					ex.getWrappedThrowable());
+					cause==null ? ex : cause);
 		}
 	}
 

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/tags/form/SelectTagTests.java

@@ -50,6 +50,7 @@ import org.springframework.web.servlet.tags.TransformTag;
  * @author Rob Harrop
  * @author Juergen Hoeller
  * @author Jeremy Grelle
+ * @author Dave Syer
  */
 public class SelectTagTests extends AbstractFormTagTests {
 
@@ -172,7 +173,7 @@ public class SelectTagTests extends AbstractFormTagTests {
 		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(getTestBean(), "testBean");
 		bindingResult.getPropertyAccessor().registerCustomEditor(Country.class, new PropertyEditorSupport() {
 			public void setAsText(String text) throws IllegalArgumentException {
-				setValue(new Country(text, ""));
+				setValue(Country.getCountryWithIsoCode(text));
 			}
 			public String getAsText() {
 				return ((Country) getValue()).getName();
@@ -187,9 +188,122 @@ public class SelectTagTests extends AbstractFormTagTests {
 		transformTag.setParent(this.tag);
 		transformTag.setPageContext(getPageContext());
 		transformTag.doStartTag();
+		String output = getOutput();
+		System.err.println(output);
 		assertEquals("Austria", getPageContext().findAttribute("key"));
 	}
 
+	public void testWithListAndEditor() throws Exception {
+		this.tag.setPath("realCountry");
+		this.tag.setItems("${countries}");
+		this.tag.setItemValue("isoCode");
+		this.tag.setItemLabel("name");
+		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(getTestBean(), "testBean");
+		bindingResult.getPropertyAccessor().registerCustomEditor(Country.class, new PropertyEditorSupport() {
+			public void setAsText(String text) throws IllegalArgumentException {
+				setValue(Country.getCountryWithIsoCode(text));
+			}
+			public String getAsText() {
+				return ((Country) getValue()).getName();
+			}
+		});
+		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + "testBean", bindingResult);
+		this.tag.doStartTag();
+		String output = getOutput();
+		assertTrue(output.startsWith("<select "));
+		assertTrue(output.endsWith("</select>"));
+		assertTrue(output.contains("option value=\"AT\" selected=\"selected\">Austria"));
+	}
+
+	public void testNestedPathWithListAndEditorAndNullValue() throws Exception {
+		this.tag.setPath("bean.realCountry");
+		this.tag.setItems("${countries}");
+		this.tag.setItemValue("isoCode");
+		this.tag.setItemLabel("name");
+		this.tag.setMultiple("false");
+		TestBeanWrapper testBean = new TestBeanWrapper();
+		TestBeanWithRealCountry withCountry = (TestBeanWithRealCountry) getTestBean();
+		withCountry.setRealCountry(null);
+		testBean.setBean(withCountry);
+		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(testBean , "testBean");
+		bindingResult.getPropertyAccessor().registerCustomEditor(Country.class, new PropertyEditorSupport() {
+			public void setAsText(String text) throws IllegalArgumentException {
+				if (text==null || text.length()==0) {
+					setValue(null);
+					return;
+				}
+				setValue(Country.getCountryWithIsoCode(text));
+			}
+			public String getAsText() {
+				Country value = (Country) getValue();
+				if (value==null) {
+					return null;
+				}
+				return ((Country) value).getName();
+			}
+		});
+		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + "testBean", bindingResult);
+		this.tag.doStartTag();
+		String output = getOutput();
+		System.err.println(output);
+		assertTrue(output.startsWith("<select "));
+		assertTrue(output.endsWith("</select>"));
+		assertFalse(output.contains("selected=\"selected\""));
+	}
+
+	public void testNestedPathWithListAndEditor() throws Exception {
+		this.tag.setPath("bean.realCountry");
+		this.tag.setItems("${countries}");
+		this.tag.setItemValue("isoCode");
+		this.tag.setItemLabel("name");
+		TestBeanWrapper testBean = new TestBeanWrapper();
+		testBean.setBean(getTestBean());
+		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(testBean , "testBean");
+		bindingResult.getPropertyAccessor().registerCustomEditor(Country.class, new PropertyEditorSupport() {
+			public void setAsText(String text) throws IllegalArgumentException {
+				setValue(Country.getCountryWithIsoCode(text));
+			}
+			public String getAsText() {
+				return ((Country) getValue()).getName();
+			}
+		});
+		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + "testBean", bindingResult);
+		this.tag.doStartTag();
+		String output = getOutput();
+		assertTrue(output.startsWith("<select "));
+		assertTrue(output.endsWith("</select>"));
+		assertTrue(output.contains("option value=\"AT\" selected=\"selected\">Austria"));
+	}
+
+	public void testWithListAndEditorAndNullValue() throws Exception {
+		this.tag.setPath("realCountry");
+		this.tag.setItems("${countries}");
+		this.tag.setItemValue("isoCode");
+		this.tag.setItemLabel("name");
+		TestBeanWithRealCountry testBean = (TestBeanWithRealCountry) getTestBean();
+		testBean.setRealCountry(null);
+		BeanPropertyBindingResult bindingResult = new BeanPropertyBindingResult(testBean, "testBean");
+		bindingResult.getPropertyAccessor().registerCustomEditor(Country.class, new PropertyEditorSupport() {
+			public void setAsText(String text) throws IllegalArgumentException {
+				setValue(Country.getCountryWithIsoCode(text));
+			}
+			public String getAsText() {
+				Country value = (Country) getValue();
+				if (value==null) {
+					return "";
+				}
+				return ((Country) value).getName();
+			}
+		});
+		getPageContext().getRequest().setAttribute(BindingResult.MODEL_KEY_PREFIX + "testBean", bindingResult);
+		this.tag.doStartTag();
+		String output = getOutput();
+		System.err.println(output);
+		assertTrue(output.startsWith("<select "));
+		assertTrue(output.endsWith("</select>"));
+		assertFalse(output.contains("selected=\"selected\""));
+	}
+
 	public void testWithMap() throws Exception {
 		this.tag.setPath("sex");
 		this.tag.setItems("${sexes}");
@@ -637,5 +751,18 @@ public class SelectTagTests extends AbstractFormTagTests {
 	private TestBean getTestBean() {
 		return (TestBean) getPageContext().getRequest().getAttribute(COMMAND_NAME);
 	}
+	
+	public static class TestBeanWrapper {
+		private TestBean bean;
+
+		public TestBean getBean() {
+			return bean;
+		}
+
+		public void setBean(TestBean bean) {
+			this.bean = bean;
+		}
+		
+	}
 
 }

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/TestVelocityEngine.java

@@ -44,7 +44,7 @@ public class TestVelocityEngine extends VelocityEngine {
 	}
 
 
-	public Template getTemplate(String name) {
+	public Template getTemplate(String name) throws ResourceNotFoundException {
 		Template template = (Template) this.templates.get(name);
 		if (template == null) {
 			throw new ResourceNotFoundException("No template registered for name [" + name + "]");

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/VelocityRenderTests.java

@@ -0,0 +1,171 @@
+/*
+ * Copyright 2002-2007 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.web.servlet.view.velocity;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.velocity.Template;
+import org.apache.velocity.app.VelocityEngine;
+import org.apache.velocity.exception.MethodInvocationException;
+import org.hamcrest.Description;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.internal.matchers.TypeSafeMatcher;
+import org.junit.rules.ExpectedException;
+import org.springframework.beans.TestBean;
+import org.springframework.mock.web.MockHttpServletRequest;
+import org.springframework.mock.web.MockHttpServletResponse;
+import org.springframework.mock.web.MockServletContext;
+import org.springframework.web.context.support.StaticWebApplicationContext;
+import org.springframework.web.servlet.DispatcherServlet;
+import org.springframework.web.servlet.i18n.AcceptHeaderLocaleResolver;
+import org.springframework.web.servlet.theme.FixedThemeResolver;
+import org.springframework.web.util.NestedServletException;
+
+/**
+ * @author Dave Syer
+ */
+public class VelocityRenderTests {
+
+	private StaticWebApplicationContext wac;
+
+	private MockHttpServletRequest request;
+
+	private MockHttpServletResponse response;
+	
+	@Rule
+	public ExpectedException thrown = ExpectedException.none();
+
+	@Before
+	public void setUp() throws Exception {
+		wac = new StaticWebApplicationContext();
+		wac.setServletContext(new MockServletContext());
+
+		final Template expectedTemplate = new Template();
+		VelocityConfig vc = new VelocityConfig() {
+			public VelocityEngine getVelocityEngine() {
+				return new TestVelocityEngine("test.vm", expectedTemplate);
+			}
+		};
+		wac.getDefaultListableBeanFactory().registerSingleton("velocityConfigurer", vc);
+		wac.refresh();
+
+		request = new MockHttpServletRequest();
+		request.setAttribute(DispatcherServlet.WEB_APPLICATION_CONTEXT_ATTRIBUTE, wac);
+		request.setAttribute(DispatcherServlet.LOCALE_RESOLVER_ATTRIBUTE, new AcceptHeaderLocaleResolver());
+		request.setAttribute(DispatcherServlet.THEME_RESOLVER_ATTRIBUTE, new FixedThemeResolver());
+		response = new MockHttpServletResponse();
+	}
+
+	@Test
+	public void testSimpleRender() throws Exception {
+
+		VelocityConfigurer vc = new VelocityConfigurer();
+		vc.setPreferFileSystemAccess(false);
+		VelocityEngine ve = vc.createVelocityEngine();
+
+		VelocityView view = new VelocityView();
+		view.setBeanName("myView");
+		view.setUrl("org/springframework/web/servlet/view/velocity/simple.vm");
+		view.setVelocityEngine(ve);
+		view.setApplicationContext(wac);
+
+
+		Map<String,Object> model = new HashMap<String,Object>();
+		model.put("command", new TestBean("juergen", 99));
+		view.render(model, request, response);
+		assertEquals("\nNAME\njuergen\n", response.getContentAsString());
+
+	}
+
+	@Test
+	@Ignore // This works with Velocity 1.6.2 
+	public void testSimpleRenderWithError() throws Exception {
+
+		thrown.expect(NestedServletException.class);
+
+		thrown.expect(new TypeSafeMatcher<Exception>() {
+			@Override
+			public boolean matchesSafely(Exception item) {
+				return item.getCause() instanceof MethodInvocationException;
+			}
+			@Override
+			public void describeTo(Description description) {
+				description.appendText("exception has cause of MethodInvocationException");
+				
+			}
+		});		
+		
+		VelocityConfigurer vc = new VelocityConfigurer();
+		vc.setPreferFileSystemAccess(false);
+		vc.setVelocityPropertiesMap(Collections.<String,Object>singletonMap("runtime.references.strict", "true"));
+		VelocityEngine ve = vc.createVelocityEngine();
+
+		VelocityView view = new VelocityView();
+		view.setBeanName("myView");
+		view.setUrl("org/springframework/web/servlet/view/velocity/error.vm");
+		view.setVelocityEngine(ve);
+		view.setApplicationContext(wac);
+
+		Map<String,Object> model = new HashMap<String,Object>();
+		model.put("command", new TestBean("juergen", 99));
+		view.render(model, request, response);
+
+	}
+
+	@Test
+	public void testSimpleRenderWithIOError() throws Exception {
+
+		thrown.expect(NestedServletException.class);
+
+		thrown.expect(new TypeSafeMatcher<Exception>() {
+			@Override
+			public boolean matchesSafely(Exception item) {
+				return item.getCause() instanceof IOException;
+			}
+			@Override
+			public void describeTo(Description description) {
+				description.appendText("exception has cause of IOException");
+				
+			}
+		});		
+		
+		VelocityConfigurer vc = new VelocityConfigurer();
+		vc.setPreferFileSystemAccess(false);
+		vc.setVelocityPropertiesMap(Collections.<String,Object>singletonMap("runtime.references.strict", "true"));
+		VelocityEngine ve = vc.createVelocityEngine();
+
+		VelocityView view = new VelocityView();
+		view.setBeanName("myView");
+		view.setUrl("org/springframework/web/servlet/view/velocity/ioerror.vm");
+		view.setVelocityEngine(ve);
+		view.setApplicationContext(wac);
+
+		Map<String,Object> model = new HashMap<String,Object>();
+		model.put("command", new TestBean("juergen", 99));
+		view.render(model, request, response);
+
+	}
+
+}

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/VelocityToolboxViewTests.java

@@ -0,0 +1,85 @@
+package org.springframework.web.servlet.view.velocity;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.velocity.Template;
+import org.apache.velocity.app.VelocityEngine;
+import org.apache.velocity.context.Context;
+import org.apache.velocity.tools.generic.DateTool;
+import org.apache.velocity.tools.generic.MathTool;
+import org.apache.velocity.tools.view.context.ChainedContext;
+import org.apache.velocity.tools.view.tools.LinkTool;
+import org.junit.Test;
+import org.springframework.mock.web.MockHttpServletRequest;
+import org.springframework.mock.web.MockHttpServletResponse;
+import org.springframework.mock.web.MockServletContext;
+import org.springframework.web.context.support.StaticWebApplicationContext;
+
+
+/**
+ * @author Rod Johnson
+ * @author Juergen Hoeller
+ * @author Dave Syer
+ */
+public class VelocityToolboxViewTests {
+
+	@Test
+	public void testVelocityToolboxView() throws Exception {
+		final String templateName = "test.vm";
+
+		StaticWebApplicationContext wac = new StaticWebApplicationContext();
+		wac.setServletContext(new MockServletContext());
+		final Template expectedTemplate = new Template();
+		VelocityConfig vc = new VelocityConfig() {
+			public VelocityEngine getVelocityEngine() {
+				return new TestVelocityEngine(templateName, expectedTemplate);
+			}
+		};
+		wac.getDefaultListableBeanFactory().registerSingleton("velocityConfigurer", vc);
+
+		final HttpServletRequest expectedRequest = new MockHttpServletRequest();
+		final HttpServletResponse expectedResponse = new MockHttpServletResponse();
+
+		VelocityToolboxView vv = new VelocityToolboxView() {
+			protected void mergeTemplate(Template template, Context context, HttpServletResponse response) throws Exception {
+				assertTrue(template == expectedTemplate);
+				assertTrue(response == expectedResponse);
+				assertTrue(context instanceof ChainedContext);
+
+				assertEquals("this is foo.", context.get("foo"));
+				assertTrue(context.get("map") instanceof HashMap<?,?>);
+				assertTrue(context.get("date") instanceof DateTool);
+				assertTrue(context.get("math") instanceof MathTool);
+
+				assertTrue(context.get("link") instanceof LinkTool);
+				LinkTool linkTool = (LinkTool) context.get("link");
+				assertNotNull(linkTool.getContextURL());
+
+				assertTrue(context.get("link2") instanceof LinkTool);
+				LinkTool linkTool2 = (LinkTool) context.get("link2");
+				assertNotNull(linkTool2.getContextURL());
+			}
+		};
+
+		vv.setUrl(templateName);
+		vv.setApplicationContext(wac);
+		@SuppressWarnings("unchecked")
+		Map<String, Class> toolAttributes = new HashMap<String, Class>();
+		toolAttributes.put("math", MathTool.class);
+		toolAttributes.put("link2", LinkTool.class);
+		vv.setToolAttributes(toolAttributes);
+		vv.setToolboxConfigLocation("org/springframework/web/servlet/view/velocity/toolbox.xml");
+		vv.setExposeSpringMacroHelpers(false);
+
+		vv.render(new HashMap<String,Object>(), expectedRequest, expectedResponse);
+	}
+
+}

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/VelocityViewResolverTests.java

@@ -0,0 +1,142 @@
+package org.springframework.web.servlet.view.velocity;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import java.util.Locale;
+
+import org.apache.velocity.Template;
+import org.apache.velocity.app.VelocityEngine;
+import org.junit.Test;
+import org.springframework.web.context.support.StaticWebApplicationContext;
+import org.springframework.web.servlet.View;
+import org.springframework.web.servlet.view.InternalResourceView;
+import org.springframework.web.servlet.view.RedirectView;
+
+
+/**
+ * @author Rod Johnson
+ * @author Juergen Hoeller
+ * @author Dave Syer
+ */
+public class VelocityViewResolverTests {
+
+	@Test
+	public void testVelocityViewResolver() throws Exception {
+		VelocityConfig vc = new VelocityConfig() {
+			public VelocityEngine getVelocityEngine() {
+				return new TestVelocityEngine("prefix_test_suffix", new Template());
+			}
+		};
+
+		StaticWebApplicationContext wac = new StaticWebApplicationContext();
+		wac.getBeanFactory().registerSingleton("configurer", vc);
+		wac.refresh();
+
+		VelocityViewResolver vr = new VelocityViewResolver();
+		vr.setPrefix("prefix_");
+		vr.setSuffix("_suffix");
+		vr.setApplicationContext(wac);
+
+		View view = vr.resolveViewName("test", Locale.CANADA);
+		assertEquals("Correct view class", VelocityView.class, view.getClass());
+		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
+
+		view = vr.resolveViewName("non-existing", Locale.CANADA);
+		assertNull(view);
+
+		view = vr.resolveViewName("redirect:myUrl", Locale.getDefault());
+		assertEquals("Correct view class", RedirectView.class, view.getClass());
+		assertEquals("Correct URL", "myUrl", ((RedirectView) view).getUrl());
+
+		view = vr.resolveViewName("forward:myUrl", Locale.getDefault());
+		assertEquals("Correct view class", InternalResourceView.class, view.getClass());
+		assertEquals("Correct URL", "myUrl", ((InternalResourceView) view).getUrl());
+	}
+
+	@Test
+	public void testVelocityViewResolverWithToolbox() throws Exception {
+		VelocityConfig vc = new VelocityConfig() {
+			public VelocityEngine getVelocityEngine() {
+				return new TestVelocityEngine("prefix_test_suffix", new Template());
+			}
+		};
+
+		StaticWebApplicationContext wac = new StaticWebApplicationContext();
+		wac.getBeanFactory().registerSingleton("configurer", vc);
+		wac.refresh();
+
+		String toolbox = "org/springframework/web/servlet/view/velocity/toolbox.xml";
+
+		VelocityViewResolver vr = new VelocityViewResolver();
+		vr.setPrefix("prefix_");
+		vr.setSuffix("_suffix");
+		vr.setToolboxConfigLocation(toolbox);
+		vr.setApplicationContext(wac);
+
+		View view = vr.resolveViewName("test", Locale.CANADA);
+		assertEquals("Correct view class", VelocityToolboxView.class, view.getClass());
+		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
+		assertEquals("Correct toolbox", toolbox, ((VelocityToolboxView) view).getToolboxConfigLocation());
+	}
+
+	@Test
+	public void testVelocityViewResolverWithToolboxSubclass() throws Exception {
+		VelocityConfig vc = new VelocityConfig() {
+			public VelocityEngine getVelocityEngine() {
+				TestVelocityEngine ve = new TestVelocityEngine();
+				ve.addTemplate("prefix_test_suffix", new Template());
+				ve.addTemplate(VelocityLayoutView.DEFAULT_LAYOUT_URL, new Template());
+				return ve;
+			}
+		};
+
+		StaticWebApplicationContext wac = new StaticWebApplicationContext();
+		wac.getBeanFactory().registerSingleton("configurer", vc);
+		wac.refresh();
+
+		String toolbox = "org/springframework/web/servlet/view/velocity/toolbox.xml";
+
+		VelocityViewResolver vr = new VelocityViewResolver();
+		vr.setViewClass(VelocityLayoutView.class);
+		vr.setPrefix("prefix_");
+		vr.setSuffix("_suffix");
+		vr.setToolboxConfigLocation(toolbox);
+		vr.setApplicationContext(wac);
+
+		View view = vr.resolveViewName("test", Locale.CANADA);
+		assertEquals("Correct view class", VelocityLayoutView.class, view.getClass());
+		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
+		assertEquals("Correct toolbox", toolbox, ((VelocityToolboxView) view).getToolboxConfigLocation());
+	}
+
+	@Test
+	public void testVelocityLayoutViewResolver() throws Exception {
+		VelocityConfig vc = new VelocityConfig() {
+			public VelocityEngine getVelocityEngine() {
+				TestVelocityEngine ve = new TestVelocityEngine();
+				ve.addTemplate("prefix_test_suffix", new Template());
+				ve.addTemplate("myLayoutUrl", new Template());
+				return ve;
+			}
+		};
+
+		StaticWebApplicationContext wac = new StaticWebApplicationContext();
+		wac.getBeanFactory().registerSingleton("configurer", vc);
+		wac.refresh();
+
+		VelocityLayoutViewResolver vr = new VelocityLayoutViewResolver();
+		vr.setPrefix("prefix_");
+		vr.setSuffix("_suffix");
+		vr.setLayoutUrl("myLayoutUrl");
+		vr.setLayoutKey("myLayoutKey");
+		vr.setScreenContentKey("myScreenContentKey");
+		vr.setApplicationContext(wac);
+
+		View view = vr.resolveViewName("test", Locale.CANADA);
+		assertEquals("Correct view class", VelocityLayoutView.class, view.getClass());
+		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
+		// TODO: Need to test actual VelocityLayoutView properties and their functionality!
+	}
+
+}

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/VelocityViewTests.java

@@ -16,44 +16,46 @@
 
 package org.springframework.web.servlet.view.velocity;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 import java.io.IOException;
 import java.util.HashMap;
 import java.util.Locale;
 import java.util.Map;
+
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import junit.framework.TestCase;
 import org.apache.velocity.Template;
 import org.apache.velocity.app.VelocityEngine;
 import org.apache.velocity.context.Context;
+import org.apache.velocity.exception.MethodInvocationException;
 import org.apache.velocity.exception.ParseErrorException;
 import org.apache.velocity.tools.generic.DateTool;
 import org.apache.velocity.tools.generic.MathTool;
 import org.apache.velocity.tools.generic.NumberTool;
-import org.apache.velocity.tools.view.context.ChainedContext;
-import org.apache.velocity.tools.view.tools.LinkTool;
 import org.easymock.MockControl;
-
+import org.junit.Test;
 import org.springframework.context.ApplicationContextException;
 import org.springframework.mock.web.MockHttpServletRequest;
 import org.springframework.mock.web.MockHttpServletResponse;
 import org.springframework.mock.web.MockServletContext;
 import org.springframework.web.context.WebApplicationContext;
-import org.springframework.web.context.support.StaticWebApplicationContext;
 import org.springframework.web.servlet.DispatcherServlet;
-import org.springframework.web.servlet.View;
 import org.springframework.web.servlet.i18n.AcceptHeaderLocaleResolver;
 import org.springframework.web.servlet.view.AbstractView;
-import org.springframework.web.servlet.view.InternalResourceView;
-import org.springframework.web.servlet.view.RedirectView;
 
 /**
  * @author Rod Johnson
  * @author Juergen Hoeller
+ * @author Dave Syer
  */
-public class VelocityViewTests extends TestCase {
+public class VelocityViewTests {
 
+	@Test
 	public void testNoVelocityConfig() throws Exception {
 		VelocityView vv = new VelocityView();
 		MockControl wmc = MockControl.createControl(WebApplicationContext.class);
@@ -77,6 +79,7 @@ public class VelocityViewTests extends TestCase {
 		wmc.verify();
 	}
 
+	@Test
 	public void testNoTemplateName() throws Exception {
 		VelocityView vv = new VelocityView();
 		try {
@@ -89,22 +92,31 @@ public class VelocityViewTests extends TestCase {
 		}
 	}
 
+	@Test
 	public void testMergeTemplateSucceeds() throws Exception {
 		testValidTemplateName(null);
 	}
 	
+	@Test
 	public void testMergeTemplateFailureWithIOException() throws Exception {
 		testValidTemplateName(new IOException());
 	}
 	
+	@Test
 	public void testMergeTemplateFailureWithParseErrorException() throws Exception {
 		testValidTemplateName(new ParseErrorException(""));
 	}
 		
+	@Test
 	public void testMergeTemplateFailureWithUnspecifiedException() throws Exception {
 		testValidTemplateName(new Exception(""));
 	}
 
+	@Test
+	public void testMergeTemplateFailureWithMethodInvocationException() throws Exception {
+		testValidTemplateName(new MethodInvocationException("Bad template", null, "none", "foo.vm", 1, 100));
+	}
+
 	/**
 	 * @param mergeTemplateFailureException may be null in which case mergeTemplate override will succeed.
 	 * If it's non null it will be checked
@@ -167,6 +179,7 @@ public class VelocityViewTests extends TestCase {
 		wmc.verify();
 	}
 
+	@Test
 	public void testKeepExistingContentType() throws Exception {
 		final String templateName = "test.vm";
 
@@ -213,6 +226,7 @@ public class VelocityViewTests extends TestCase {
 		assertEquals("myContentType", expectedResponse.getContentType());
 	}
 
+	@Test
 	public void testExposeHelpers() throws Exception {
 		final String templateName = "test.vm";
 
@@ -283,167 +297,4 @@ public class VelocityViewTests extends TestCase {
 		assertEquals(AbstractView.DEFAULT_CONTENT_TYPE, expectedResponse.getContentType());
 	}
 
-	public void testVelocityToolboxView() throws Exception {
-		final String templateName = "test.vm";
-
-		StaticWebApplicationContext wac = new StaticWebApplicationContext();
-		wac.setServletContext(new MockServletContext());
-		final Template expectedTemplate = new Template();
-		VelocityConfig vc = new VelocityConfig() {
-			public VelocityEngine getVelocityEngine() {
-				return new TestVelocityEngine(templateName, expectedTemplate);
-			}
-		};
-		wac.getDefaultListableBeanFactory().registerSingleton("velocityConfigurer", vc);
-
-		final HttpServletRequest expectedRequest = new MockHttpServletRequest();
-		final HttpServletResponse expectedResponse = new MockHttpServletResponse();
-
-		VelocityToolboxView vv = new VelocityToolboxView() {
-			protected void mergeTemplate(Template template, Context context, HttpServletResponse response) throws Exception {
-				assertTrue(template == expectedTemplate);
-				assertTrue(response == expectedResponse);
-				assertTrue(context instanceof ChainedContext);
-
-				assertEquals("this is foo.", context.get("foo"));
-				assertTrue(context.get("map") instanceof HashMap);
-				assertTrue(context.get("date") instanceof DateTool);
-				assertTrue(context.get("math") instanceof MathTool);
-
-				assertTrue(context.get("link") instanceof LinkTool);
-				LinkTool linkTool = (LinkTool) context.get("link");
-				assertNotNull(linkTool.getContextURL());
-
-				assertTrue(context.get("link2") instanceof LinkTool);
-				LinkTool linkTool2 = (LinkTool) context.get("link2");
-				assertNotNull(linkTool2.getContextURL());
-			}
-		};
-
-		vv.setUrl(templateName);
-		vv.setApplicationContext(wac);
-		Map<String, Class> toolAttributes = new HashMap<String, Class>();
-		toolAttributes.put("math", MathTool.class);
-		toolAttributes.put("link2", LinkTool.class);
-		vv.setToolAttributes(toolAttributes);
-		vv.setToolboxConfigLocation("org/springframework/web/servlet/view/velocity/toolbox.xml");
-		vv.setExposeSpringMacroHelpers(false);
-
-		vv.render(new HashMap(), expectedRequest, expectedResponse);
-	}
-
-	public void testVelocityViewResolver() throws Exception {
-		VelocityConfig vc = new VelocityConfig() {
-			public VelocityEngine getVelocityEngine() {
-				return new TestVelocityEngine("prefix_test_suffix", new Template());
-			}
-		};
-
-		StaticWebApplicationContext wac = new StaticWebApplicationContext();
-		wac.getBeanFactory().registerSingleton("configurer", vc);
-		wac.refresh();
-
-		VelocityViewResolver vr = new VelocityViewResolver();
-		vr.setPrefix("prefix_");
-		vr.setSuffix("_suffix");
-		vr.setApplicationContext(wac);
-
-		View view = vr.resolveViewName("test", Locale.CANADA);
-		assertEquals("Correct view class", VelocityView.class, view.getClass());
-		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
-
-		view = vr.resolveViewName("non-existing", Locale.CANADA);
-		assertNull(view);
-
-		view = vr.resolveViewName("redirect:myUrl", Locale.getDefault());
-		assertEquals("Correct view class", RedirectView.class, view.getClass());
-		assertEquals("Correct URL", "myUrl", ((RedirectView) view).getUrl());
-
-		view = vr.resolveViewName("forward:myUrl", Locale.getDefault());
-		assertEquals("Correct view class", InternalResourceView.class, view.getClass());
-		assertEquals("Correct URL", "myUrl", ((InternalResourceView) view).getUrl());
-	}
-
-	public void testVelocityViewResolverWithToolbox() throws Exception {
-		VelocityConfig vc = new VelocityConfig() {
-			public VelocityEngine getVelocityEngine() {
-				return new TestVelocityEngine("prefix_test_suffix", new Template());
-			}
-		};
-
-		StaticWebApplicationContext wac = new StaticWebApplicationContext();
-		wac.getBeanFactory().registerSingleton("configurer", vc);
-		wac.refresh();
-
-		String toolbox = "org/springframework/web/servlet/view/velocity/toolbox.xml";
-
-		VelocityViewResolver vr = new VelocityViewResolver();
-		vr.setPrefix("prefix_");
-		vr.setSuffix("_suffix");
-		vr.setToolboxConfigLocation(toolbox);
-		vr.setApplicationContext(wac);
-
-		View view = vr.resolveViewName("test", Locale.CANADA);
-		assertEquals("Correct view class", VelocityToolboxView.class, view.getClass());
-		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
-		assertEquals("Correct toolbox", toolbox, ((VelocityToolboxView) view).getToolboxConfigLocation());
-	}
-
-	public void testVelocityViewResolverWithToolboxSubclass() throws Exception {
-		VelocityConfig vc = new VelocityConfig() {
-			public VelocityEngine getVelocityEngine() {
-				TestVelocityEngine ve = new TestVelocityEngine();
-				ve.addTemplate("prefix_test_suffix", new Template());
-				ve.addTemplate(VelocityLayoutView.DEFAULT_LAYOUT_URL, new Template());
-				return ve;
-			}
-		};
-
-		StaticWebApplicationContext wac = new StaticWebApplicationContext();
-		wac.getBeanFactory().registerSingleton("configurer", vc);
-		wac.refresh();
-
-		String toolbox = "org/springframework/web/servlet/view/velocity/toolbox.xml";
-
-		VelocityViewResolver vr = new VelocityViewResolver();
-		vr.setViewClass(VelocityLayoutView.class);
-		vr.setPrefix("prefix_");
-		vr.setSuffix("_suffix");
-		vr.setToolboxConfigLocation(toolbox);
-		vr.setApplicationContext(wac);
-
-		View view = vr.resolveViewName("test", Locale.CANADA);
-		assertEquals("Correct view class", VelocityLayoutView.class, view.getClass());
-		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
-		assertEquals("Correct toolbox", toolbox, ((VelocityToolboxView) view).getToolboxConfigLocation());
-	}
-
-	public void testVelocityLayoutViewResolver() throws Exception {
-		VelocityConfig vc = new VelocityConfig() {
-			public VelocityEngine getVelocityEngine() {
-				TestVelocityEngine ve = new TestVelocityEngine();
-				ve.addTemplate("prefix_test_suffix", new Template());
-				ve.addTemplate("myLayoutUrl", new Template());
-				return ve;
-			}
-		};
-
-		StaticWebApplicationContext wac = new StaticWebApplicationContext();
-		wac.getBeanFactory().registerSingleton("configurer", vc);
-		wac.refresh();
-
-		VelocityLayoutViewResolver vr = new VelocityLayoutViewResolver();
-		vr.setPrefix("prefix_");
-		vr.setSuffix("_suffix");
-		vr.setLayoutUrl("myLayoutUrl");
-		vr.setLayoutKey("myLayoutKey");
-		vr.setScreenContentKey("myScreenContentKey");
-		vr.setApplicationContext(wac);
-
-		View view = vr.resolveViewName("test", Locale.CANADA);
-		assertEquals("Correct view class", VelocityLayoutView.class, view.getClass());
-		assertEquals("Correct URL", "prefix_test_suffix", ((VelocityView) view).getUrl());
-		// TODO: Need to test actual VelocityLayoutView properties and their functionality!
-	}
-
 }

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/error.vm

@@ -0,0 +1,4 @@
+##
+## test template for Velocity view with missing method
+##
+$command.nonexistent()

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/ioerror.vm

@@ -0,0 +1,4 @@
+##
+## test template for Velocity view with exception
+##
+$command.unreliableFileOperation()

org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/view/velocity/simple.vm

@@ -0,0 +1,6 @@
+##
+## test template for Velocity view
+##
+
+NAME
+$command.name

org.springframework.web.servlet/src/test/java/org/springframework/web/util/NestedServletExceptionTests.java

@@ -21,4 +21,11 @@ public class NestedServletExceptionTests {
 		assertEquals(cause, exception.getCause());
 	}
 
+	@Test
+	public void testNestedServletExceptionStringNullThrowable() {
+		// This can happen if someone is sloppy with Throwable causes...
+		NestedServletException exception = new NestedServletException("foo", null);
+		assertEquals("foo", exception.getMessage());
+	}
+
 }

org.springframework.web/src/main/java/org/springframework/web/util/NestedServletException.java

@@ -70,7 +70,7 @@ public class NestedServletException extends ServletException {
 		super(msg, cause);
 		// Set JDK 1.4 exception chain cause if not done by ServletException class already
 		// (this differs between Servlet API versions).
-		if (getCause() == null) {
+		if (getCause() == null && cause!=null) {
 			initCause(cause);
 		}
 	}