user/test/com/google/gwt/editor/client/EditorErrorTest.java - gwt - Git at Google

 /*
  * Copyright 2010 Google Inc.
  *
  * 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 com.google.gwt.editor.client;

 import com.google.gwt.core.client.GWT;
 import com.google.gwt.editor.client.adapters.EditorSource;
 import com.google.gwt.editor.client.adapters.ListEditor;
 import com.google.gwt.junit.client.GWTTestCase;
 import com.google.gwt.validation.client.impl.ConstraintViolationImpl;

 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;

 import javax.validation.ConstraintViolation;
 import javax.validation.Path;

 /**
  * Tests error propagation in generated code.
  */
 public class EditorErrorTest extends GWTTestCase {
   class AddressEditorWithErrors extends AddressEditor implements
       ValueAwareEditor<Address> {

     private EditorDelegate<Address> delegate;

     @Override
     public void flush() {
       delegate.recordError("Hello Errors!", null, null);
     }

     @Override
     public void onPropertyChange(String... paths) {
     }

     @Override
     public void setDelegate(EditorDelegate<Address> delegate) {
       this.delegate = delegate;
     }

     @Override
     public void setValue(Address value) {
     }
   }

   class AddressEditorReceivesErrors extends AddressEditor implements
       HasEditorErrors<Address> {
     List<EditorError> errors;

     @Override
     public void showErrors(List<EditorError> errors) {
       this.errors = errors;
       for (EditorError error : errors) {
         error.setConsumed(true);
       }
     }
   }

   class PersonEditorReceivesErrors extends PersonEditor implements
       HasEditorErrors<Person> {
     List<EditorError> errors;

     @Override
     public void showErrors(List<EditorError> errors) {
       this.errors = errors;
       for (EditorError error : errors) {
         error.setConsumed(true);
       }
     }
   }

   class Workgroup {
     List<Person> people = new ArrayList<Person>();

     List<Person> getPeople() {
       return people;
     }
   }

   class WorkgroupEditor implements HasEditorErrors<Workgroup> {
     ListEditor<Person, PersonEditor> people = ListEditor.of(new EditorSource<PersonEditor>() {
       @Override
       public PersonEditor create(int index) {
         PersonEditor toReturn = new PersonEditor();
         toReturn.addressEditor = new AddressEditorWithErrors();
         return toReturn;
       }
     });

     private List<EditorError> errors;

     @Override
     public void showErrors(List<EditorError> errors) {
       this.errors = errors;
     }
   }

   interface WorkgroupEditorDriver extends
       SimpleBeanEditorDriver<Workgroup, WorkgroupEditor> {
   }

   class WorkgroupNestedErrorsEditor implements HasEditorErrors<Workgroup> {
     ListEditor<Person, PersonEditorReceivesErrors> people = ListEditor.of(new EditorSource<PersonEditorReceivesErrors>() {
       @Override
       public PersonEditorReceivesErrors create(int index) {
         PersonEditorReceivesErrors toReturn = new PersonEditorReceivesErrors();
         toReturn.addressEditor = new AddressEditorWithErrors();
         return toReturn;
       }
     });

     List<EditorError> errors;

     @Override
     public void showErrors(List<EditorError> errors) {
       this.errors = errors;
     }
   }

   interface WorkgroupNestedErrorsEditorDriver extends
       SimpleBeanEditorDriver<Workgroup, WorkgroupNestedErrorsEditor> {
   }

   @Override
   public String getModuleName() {
     return "com.google.gwt.editor.Editor";
   }

   public void testListOfErrors() {
     Address a = new Address();
     Person p1 = new Person();
     p1.address = a;

     Person p2 = new Person();
     p2.address = a;

     Workgroup workgroup = new Workgroup();
     workgroup.people.addAll(Arrays.asList(p1, p2));

     WorkgroupEditorDriver driver = GWT.create(WorkgroupEditorDriver.class);
     WorkgroupEditor editor = new WorkgroupEditor();
     driver.initialize(editor);
     driver.edit(workgroup);
     driver.flush();

     List<EditorError> errors = editor.errors;
     assertNotNull(errors);
     assertEquals("Wrong number of EditorErrors", 2, errors.size());
     assertEquals(Arrays.asList("people[0].address", "people[1].address"),
         Arrays.asList(errors.get(0).getPath(), errors.get(1).getPath()));
   }

   public void testNestedErrors() {
     Address a = new Address();
     Person p1 = new Person();
     p1.address = a;

     Person p2 = new Person();
     p2.address = a;

     Workgroup workgroup = new Workgroup();
     workgroup.people.addAll(Arrays.asList(p1, p2));

     WorkgroupNestedErrorsEditorDriver driver = GWT.create(WorkgroupNestedErrorsEditorDriver.class);
     WorkgroupNestedErrorsEditor editor = new WorkgroupNestedErrorsEditor();
     driver.initialize(editor);
     driver.edit(workgroup);
     driver.flush();

     // Verify the nested editors received the errors
     List<EditorError> errors = editor.errors;
     assertNotNull(errors);
     assertEquals(0, errors.size());

     List<PersonEditorReceivesErrors> editors = editor.people.getEditors();
     for (int i = 0, j = editors.size(); i < j; i++) {
       PersonEditorReceivesErrors personEditor = editors.get(i);
       assertEquals(1, personEditor.errors.size());

       EditorError error = personEditor.errors.get(0);
       assertNotNull(error);
       assertEquals("people[" + i + "].address", error.getAbsolutePath());
       assertEquals("Hello Errors!", error.getMessage());
       assertEquals("address", error.getPath());
       assertNull(error.getUserData());
       assertSame(a, error.getValue());
       assertSame(personEditor.addressEditor, error.getEditor());
     }
   }

   public void testNoErrors() {
     Address a = new Address();
     Person p = new Person();
     p.address = a;

     PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
     PersonEditorReceivesErrors editor = new PersonEditorReceivesErrors();
     driver.initialize(editor);
     driver.edit(p);
     driver.flush();
     assertEquals(0, editor.errors.size());
     assertFalse(driver.hasErrors());
     assertNotNull(driver.getErrors());
     assertEquals(0, driver.getErrors().size());

     assertFalse(driver.setConstraintViolations(Collections.<ConstraintViolation<?>>emptyList()));
     assertEquals(0, editor.errors.size());
     assertFalse(driver.hasErrors());
     assertNotNull(driver.getErrors());
     assertEquals(0, driver.getErrors().size());

     // Test no NPE is thrown; see issue 6578
     assertFalse(driver.setConstraintViolations(null));
     assertEquals(0, editor.errors.size());
     assertFalse(driver.hasErrors());
     assertNotNull(driver.getErrors());
     assertEquals(0, driver.getErrors().size());
   }

   public void testSimpleError() {
     PersonEditorReceivesErrors editor = new PersonEditorReceivesErrors();
     editor.addressEditor = new AddressEditorWithErrors();

     Address a = new Address();
     Person p = new Person();
     p.address = a;

     PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
     driver.initialize(editor);
     driver.edit(p);
     driver.flush();

     List<EditorError> list = editor.errors;
     assertNotNull(list);
     assertEquals(1, list.size());

     EditorError error = list.get(0);
     assertNotNull(error);
     assertEquals("address", error.getAbsolutePath());
     assertEquals("Hello Errors!", error.getMessage());
     assertEquals("address", error.getPath());
     assertNull(error.getUserData());
     assertSame(a, error.getValue());
     assertSame(editor.addressEditor, error.getEditor());
   }

   public void testUnmatchedConstraintViolationsHasErrors() {
     Address a = new Address();
     Person p = new Person();
     p.address = a;

     PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
     PersonEditor editor = new PersonEditor();
     driver.initialize(editor);
     driver.edit(p);
     driver.flush();

     ConstraintViolation<Person> e1 = createViolation("msg1", p, "address");
     ConstraintViolation<Person> e2 = createViolation("msg2", p, "bogus1");
     ConstraintViolation<Person> e3 = createViolation("msg3", p, "address.city");
     ConstraintViolation<Person> e4 =
         createViolation("msg4", p, "address.bogus2");
     ConstraintViolation<Person> e5 =
         createViolation("msg5", p, "address.city.bogus3");
     ConstraintViolation<Person> e6 =
         createViolation("msg6", p, "address.bogusparent.boguschild");
     ConstraintViolation<Person> e7 = createViolation("msg7", p, ".");
     ConstraintViolation<Person> e8 = createViolation("msg8", p, "address.");
     driver.setConstraintViolations(
         Arrays.<ConstraintViolation<?>>asList(e1, e2, e3, e4, e5, e6, e7, e8));
     assertTrue(driver.hasErrors());
     assertEquals(driver.getErrors().toString(), 8, driver.getErrors().size());

     List<EditorError> list = driver.getErrors();

     // All the errors w/ addressEditor are collected first
     EditorError error = list.get(0);
     assertEquals("msg1", error.getMessage());
     assertEquals("address", error.getAbsolutePath());
     assertEquals("address", error.getPath());
     assertSame(e1, error.getUserData());
     assertSame(a, error.getValue());
     assertSame(editor.addressEditor, error.getEditor());

     error = list.get(1);
     assertEquals("msg4", error.getMessage());
     assertEquals("address.bogus2", error.getAbsolutePath());
     assertEquals("address.bogus2", error.getPath());
     assertSame(e4, error.getUserData());
     assertSame(null, error.getValue());
     assertSame(editor.addressEditor, error.getEditor());

     error = list.get(2);
     assertEquals("msg6", error.getMessage());
     assertEquals("address.bogusparent.boguschild", error.getAbsolutePath());
     assertEquals("address.bogusparent.boguschild", error.getPath());
     assertSame(e6, error.getUserData());
     assertSame(null, error.getValue());
     assertSame(editor.addressEditor, error.getEditor());

     error = list.get(3);
     assertEquals("msg8", error.getMessage());
     assertEquals("address.", error.getAbsolutePath());
     assertEquals("address.", error.getPath());
     assertSame(e8, error.getUserData());
     assertSame(null, error.getValue());
     assertSame(editor.addressEditor, error.getEditor());

     // Then the rest of the errors.
     error = list.get(4);
     assertEquals("msg2", error.getMessage());
     assertEquals("bogus1", error.getAbsolutePath());
     assertEquals("bogus1", error.getPath());
     assertSame(e2, error.getUserData());
     assertSame(null, error.getValue());
     assertSame(editor, error.getEditor());

     error = list.get(5);
     assertEquals("msg3", error.getMessage());
     assertEquals("address.city", error.getAbsolutePath());
     assertEquals("address.city", error.getPath());
     assertSame(e3, error.getUserData());
     assertSame(a.city, error.getValue());
     assertSame(editor.addressEditor.city, error.getEditor());

     error = list.get(6);
     assertEquals("msg5", error.getMessage());
     assertEquals("address.city.bogus3", error.getAbsolutePath());
     assertEquals("address.city.bogus3", error.getPath());
     assertSame(e5, error.getUserData());
     assertSame(null, error.getValue());
     assertSame(editor.addressEditor.city, error.getEditor());

     error = list.get(7);
     assertEquals("msg7", error.getMessage());
     assertEquals(".", error.getAbsolutePath());
     assertEquals(".", error.getPath());
     assertSame(e7, error.getUserData());
     assertSame(null, error.getValue());
     assertSame(editor, error.getEditor());
   }

   /**
    * Test for IndexOutOfBoundsException in getPath() when called on a leaf editor error display.
    *
    *  The external bug report: http://code.google.com/p/google-web-toolkit/issues/detail?id=5589
    */
   public void testSamePathHasError() {
     PersonEditorReceivesErrors editor = new PersonEditorReceivesErrors();
     AddressEditorReceivesErrors addressEditor = new AddressEditorReceivesErrors();
     editor.addressEditor = addressEditor;

     Address a = new Address();
     Person p = new Person();
     p.address = a;

     PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
     driver.initialize(editor);
     driver.edit(p);
     driver.flush();

     driver.setConstraintViolations(
         Arrays.<ConstraintViolation<?>>asList(createViolation("samePathError", p, "address")));
     assertEquals(0, driver.getErrors().size());

     assertEquals(0, editor.errors.size());


     List<EditorError> list = addressEditor.errors;
     assertNotNull(list);
     assertEquals(1, list.size());

     EditorError error = list.get(0);
     assertNotNull(error);
     assertEquals("address", error.getAbsolutePath());
     assertEquals("samePathError", error.getMessage());
     assertEquals("", error.getPath());
     assertNotNull(error.getUserData());
     assertSame(a, error.getValue());
     assertSame(addressEditor, error.getEditor());
   }

   private <T> ConstraintViolation<T> createViolation(
       String msg, T rootBean, final String path) {
     return new ConstraintViolationImpl.Builder<T>()
         .setMessage(msg)
         .setRootBean(rootBean)
         .setPropertyPath(new Path() {
           @Override
           public Iterator<Node> iterator() {
             return null;
           }

           @Override
           public String toString() {
             return path;
           }
         }).build();
   }
 }
	/*
	* Copyright 2010 Google Inc.
	*
	* 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 com.google.gwt.editor.client;

	import com.google.gwt.core.client.GWT;
	import com.google.gwt.editor.client.adapters.EditorSource;
	import com.google.gwt.editor.client.adapters.ListEditor;
	import com.google.gwt.junit.client.GWTTestCase;
	import com.google.gwt.validation.client.impl.ConstraintViolationImpl;

	import java.util.ArrayList;
	import java.util.Arrays;
	import java.util.Collections;
	import java.util.Iterator;
	import java.util.List;

	import javax.validation.ConstraintViolation;
	import javax.validation.Path;

	/**
	* Tests error propagation in generated code.
	*/
	public class EditorErrorTest extends GWTTestCase {
	class AddressEditorWithErrors extends AddressEditor implements
	ValueAwareEditor<Address> {

	private EditorDelegate<Address> delegate;

	@Override
	public void flush() {
	delegate.recordError("Hello Errors!", null, null);
	}

	@Override
	public void onPropertyChange(String... paths) {
	}

	@Override
	public void setDelegate(EditorDelegate<Address> delegate) {
	this.delegate = delegate;
	}

	@Override
	public void setValue(Address value) {
	}
	}

	class AddressEditorReceivesErrors extends AddressEditor implements
	HasEditorErrors<Address> {
	List<EditorError> errors;

	@Override
	public void showErrors(List<EditorError> errors) {
	this.errors = errors;
	for (EditorError error : errors) {
	error.setConsumed(true);
	}
	}
	}

	class PersonEditorReceivesErrors extends PersonEditor implements
	HasEditorErrors<Person> {
	List<EditorError> errors;

	@Override
	public void showErrors(List<EditorError> errors) {
	this.errors = errors;
	for (EditorError error : errors) {
	error.setConsumed(true);
	}
	}
	}

	class Workgroup {
	List<Person> people = new ArrayList<Person>();

	List<Person> getPeople() {
	return people;
	}
	}

	class WorkgroupEditor implements HasEditorErrors<Workgroup> {
	ListEditor<Person, PersonEditor> people = ListEditor.of(new EditorSource<PersonEditor>() {
	@Override
	public PersonEditor create(int index) {
	PersonEditor toReturn = new PersonEditor();
	toReturn.addressEditor = new AddressEditorWithErrors();
	return toReturn;
	}
	});

	private List<EditorError> errors;

	@Override
	public void showErrors(List<EditorError> errors) {
	this.errors = errors;
	}
	}

	interface WorkgroupEditorDriver extends
	SimpleBeanEditorDriver<Workgroup, WorkgroupEditor> {
	}

	class WorkgroupNestedErrorsEditor implements HasEditorErrors<Workgroup> {
	ListEditor<Person, PersonEditorReceivesErrors> people = ListEditor.of(new EditorSource<PersonEditorReceivesErrors>() {
	@Override
	public PersonEditorReceivesErrors create(int index) {
	PersonEditorReceivesErrors toReturn = new PersonEditorReceivesErrors();
	toReturn.addressEditor = new AddressEditorWithErrors();
	return toReturn;
	}
	});

	List<EditorError> errors;

	@Override
	public void showErrors(List<EditorError> errors) {
	this.errors = errors;
	}
	}

	interface WorkgroupNestedErrorsEditorDriver extends
	SimpleBeanEditorDriver<Workgroup, WorkgroupNestedErrorsEditor> {
	}

	@Override
	public String getModuleName() {
	return "com.google.gwt.editor.Editor";
	}

	public void testListOfErrors() {
	Address a = new Address();
	Person p1 = new Person();
	p1.address = a;

	Person p2 = new Person();
	p2.address = a;

	Workgroup workgroup = new Workgroup();
	workgroup.people.addAll(Arrays.asList(p1, p2));

	WorkgroupEditorDriver driver = GWT.create(WorkgroupEditorDriver.class);
	WorkgroupEditor editor = new WorkgroupEditor();
	driver.initialize(editor);
	driver.edit(workgroup);
	driver.flush();

	List<EditorError> errors = editor.errors;
	assertNotNull(errors);
	assertEquals("Wrong number of EditorErrors", 2, errors.size());
	assertEquals(Arrays.asList("people[0].address", "people[1].address"),
	Arrays.asList(errors.get(0).getPath(), errors.get(1).getPath()));
	}

	public void testNestedErrors() {
	Address a = new Address();
	Person p1 = new Person();
	p1.address = a;

	Person p2 = new Person();
	p2.address = a;

	Workgroup workgroup = new Workgroup();
	workgroup.people.addAll(Arrays.asList(p1, p2));

	WorkgroupNestedErrorsEditorDriver driver = GWT.create(WorkgroupNestedErrorsEditorDriver.class);
	WorkgroupNestedErrorsEditor editor = new WorkgroupNestedErrorsEditor();
	driver.initialize(editor);
	driver.edit(workgroup);
	driver.flush();

	// Verify the nested editors received the errors
	List<EditorError> errors = editor.errors;
	assertNotNull(errors);
	assertEquals(0, errors.size());

	List<PersonEditorReceivesErrors> editors = editor.people.getEditors();
	for (int i = 0, j = editors.size(); i < j; i++) {
	PersonEditorReceivesErrors personEditor = editors.get(i);
	assertEquals(1, personEditor.errors.size());

	EditorError error = personEditor.errors.get(0);
	assertNotNull(error);
	assertEquals("people[" + i + "].address", error.getAbsolutePath());
	assertEquals("Hello Errors!", error.getMessage());
	assertEquals("address", error.getPath());
	assertNull(error.getUserData());
	assertSame(a, error.getValue());
	assertSame(personEditor.addressEditor, error.getEditor());
	}
	}

	public void testNoErrors() {
	Address a = new Address();
	Person p = new Person();
	p.address = a;

	PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
	PersonEditorReceivesErrors editor = new PersonEditorReceivesErrors();
	driver.initialize(editor);
	driver.edit(p);
	driver.flush();
	assertEquals(0, editor.errors.size());
	assertFalse(driver.hasErrors());
	assertNotNull(driver.getErrors());
	assertEquals(0, driver.getErrors().size());

	assertFalse(driver.setConstraintViolations(Collections.<ConstraintViolation<?>>emptyList()));
	assertEquals(0, editor.errors.size());
	assertFalse(driver.hasErrors());
	assertNotNull(driver.getErrors());
	assertEquals(0, driver.getErrors().size());

	// Test no NPE is thrown; see issue 6578
	assertFalse(driver.setConstraintViolations(null));
	assertEquals(0, editor.errors.size());
	assertFalse(driver.hasErrors());
	assertNotNull(driver.getErrors());
	assertEquals(0, driver.getErrors().size());
	}

	public void testSimpleError() {
	PersonEditorReceivesErrors editor = new PersonEditorReceivesErrors();
	editor.addressEditor = new AddressEditorWithErrors();

	Address a = new Address();
	Person p = new Person();
	p.address = a;

	PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
	driver.initialize(editor);
	driver.edit(p);
	driver.flush();

	List<EditorError> list = editor.errors;
	assertNotNull(list);
	assertEquals(1, list.size());

	EditorError error = list.get(0);
	assertNotNull(error);
	assertEquals("address", error.getAbsolutePath());
	assertEquals("Hello Errors!", error.getMessage());
	assertEquals("address", error.getPath());
	assertNull(error.getUserData());
	assertSame(a, error.getValue());
	assertSame(editor.addressEditor, error.getEditor());
	}

	public void testUnmatchedConstraintViolationsHasErrors() {
	Address a = new Address();
	Person p = new Person();
	p.address = a;

	PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
	PersonEditor editor = new PersonEditor();
	driver.initialize(editor);
	driver.edit(p);
	driver.flush();

	ConstraintViolation<Person> e1 = createViolation("msg1", p, "address");
	ConstraintViolation<Person> e2 = createViolation("msg2", p, "bogus1");
	ConstraintViolation<Person> e3 = createViolation("msg3", p, "address.city");
	ConstraintViolation<Person> e4 =
	createViolation("msg4", p, "address.bogus2");
	ConstraintViolation<Person> e5 =
	createViolation("msg5", p, "address.city.bogus3");
	ConstraintViolation<Person> e6 =
	createViolation("msg6", p, "address.bogusparent.boguschild");
	ConstraintViolation<Person> e7 = createViolation("msg7", p, ".");
	ConstraintViolation<Person> e8 = createViolation("msg8", p, "address.");
	driver.setConstraintViolations(
	Arrays.<ConstraintViolation<?>>asList(e1, e2, e3, e4, e5, e6, e7, e8));
	assertTrue(driver.hasErrors());
	assertEquals(driver.getErrors().toString(), 8, driver.getErrors().size());

	List<EditorError> list = driver.getErrors();

	// All the errors w/ addressEditor are collected first
	EditorError error = list.get(0);
	assertEquals("msg1", error.getMessage());
	assertEquals("address", error.getAbsolutePath());
	assertEquals("address", error.getPath());
	assertSame(e1, error.getUserData());
	assertSame(a, error.getValue());
	assertSame(editor.addressEditor, error.getEditor());

	error = list.get(1);
	assertEquals("msg4", error.getMessage());
	assertEquals("address.bogus2", error.getAbsolutePath());
	assertEquals("address.bogus2", error.getPath());
	assertSame(e4, error.getUserData());
	assertSame(null, error.getValue());
	assertSame(editor.addressEditor, error.getEditor());

	error = list.get(2);
	assertEquals("msg6", error.getMessage());
	assertEquals("address.bogusparent.boguschild", error.getAbsolutePath());
	assertEquals("address.bogusparent.boguschild", error.getPath());
	assertSame(e6, error.getUserData());
	assertSame(null, error.getValue());
	assertSame(editor.addressEditor, error.getEditor());

	error = list.get(3);
	assertEquals("msg8", error.getMessage());
	assertEquals("address.", error.getAbsolutePath());
	assertEquals("address.", error.getPath());
	assertSame(e8, error.getUserData());
	assertSame(null, error.getValue());
	assertSame(editor.addressEditor, error.getEditor());

	// Then the rest of the errors.
	error = list.get(4);
	assertEquals("msg2", error.getMessage());
	assertEquals("bogus1", error.getAbsolutePath());
	assertEquals("bogus1", error.getPath());
	assertSame(e2, error.getUserData());
	assertSame(null, error.getValue());
	assertSame(editor, error.getEditor());

	error = list.get(5);
	assertEquals("msg3", error.getMessage());
	assertEquals("address.city", error.getAbsolutePath());
	assertEquals("address.city", error.getPath());
	assertSame(e3, error.getUserData());
	assertSame(a.city, error.getValue());
	assertSame(editor.addressEditor.city, error.getEditor());

	error = list.get(6);
	assertEquals("msg5", error.getMessage());
	assertEquals("address.city.bogus3", error.getAbsolutePath());
	assertEquals("address.city.bogus3", error.getPath());
	assertSame(e5, error.getUserData());
	assertSame(null, error.getValue());
	assertSame(editor.addressEditor.city, error.getEditor());

	error = list.get(7);
	assertEquals("msg7", error.getMessage());
	assertEquals(".", error.getAbsolutePath());
	assertEquals(".", error.getPath());
	assertSame(e7, error.getUserData());
	assertSame(null, error.getValue());
	assertSame(editor, error.getEditor());
	}

	/**
	* Test for IndexOutOfBoundsException in getPath() when called on a leaf editor error display.
	*
	* The external bug report: http://code.google.com/p/google-web-toolkit/issues/detail?id=5589
	*/
	public void testSamePathHasError() {
	PersonEditorReceivesErrors editor = new PersonEditorReceivesErrors();
	AddressEditorReceivesErrors addressEditor = new AddressEditorReceivesErrors();
	editor.addressEditor = addressEditor;

	Address a = new Address();
	Person p = new Person();
	p.address = a;

	PersonEditorDriver driver = GWT.create(PersonEditorDriver.class);
	driver.initialize(editor);
	driver.edit(p);
	driver.flush();

	driver.setConstraintViolations(
	Arrays.<ConstraintViolation<?>>asList(createViolation("samePathError", p, "address")));
	assertEquals(0, driver.getErrors().size());

	assertEquals(0, editor.errors.size());


	List<EditorError> list = addressEditor.errors;
	assertNotNull(list);
	assertEquals(1, list.size());

	EditorError error = list.get(0);
	assertNotNull(error);
	assertEquals("address", error.getAbsolutePath());
	assertEquals("samePathError", error.getMessage());
	assertEquals("", error.getPath());
	assertNotNull(error.getUserData());
	assertSame(a, error.getValue());
	assertSame(addressEditor, error.getEditor());
	}

	private <T> ConstraintViolation<T> createViolation(
	String msg, T rootBean, final String path) {
	return new ConstraintViolationImpl.Builder<T>()
	.setMessage(msg)
	.setRootBean(rootBean)
	.setPropertyPath(new Path() {
	@Override
	public Iterator<Node> iterator() {
	return null;
	}

	@Override
	public String toString() {
	return path;
	}
	}).build();
	}
	}