// Copyright 2006, 2007 The Apache Software Foundation
//
// 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.apache.tapestry.internal.services;
import static org.apache.tapestry.ioc.internal.util.CollectionFactory.newList;
import static org.apache.tapestry.ioc.internal.util.CollectionFactory.newMap;
import java.util.Collection;
import java.util.Map;
import org.apache.tapestry.ComponentResources;
import org.apache.tapestry.internal.test.InternalBaseTestCase;
import org.apache.tapestry.model.ComponentModel;
import org.apache.tapestry.services.MetaDataLocator;
import org.apache.tapestry.services.PersistentFieldBundle;
import org.apache.tapestry.services.PersistentFieldChange;
import org.apache.tapestry.services.PersistentFieldManager;
import org.apache.tapestry.services.PersistentFieldStrategy;
import org.testng.annotations.Test;
public class PersistentFieldManagerImplTest extends InternalBaseTestCase
{
@Test
public void post_change_with_unknown_strategy()
{
String fieldName = "field";
PersistentFieldStrategy strat1 = newPersistentFieldStrategy();
PersistentFieldStrategy strat2 = newPersistentFieldStrategy();
ComponentResources resources = newComponentResources();
ComponentModel model = newComponentModel();
Map<String, PersistentFieldStrategy> strategies = newMap();
strategies.put("foo", strat1);
strategies.put("bar", strat2);
train_getComponentModel(resources, model);
train_getFieldPersistenceStrategy(model, fieldName, "braveheart");
replay();
PersistentFieldManager manager = new PersistentFieldManagerImpl(null, strategies);
try
{
manager.postChange("foo.Bar", resources, fieldName, null);
unreachable();
}
catch (RuntimeException ex)
{
assertEquals(
ex.getMessage(),
"\'braveheart\' is not a defined persistent strategy. Defined stategies: bar, foo.");
}
verify();
}
@Test
public void post_change()
{
String pageName = "foo.Bar";
String nestedId = "nested";
String fieldName = "field";
String strategyName = "foo";
ComponentResources resources = newComponentResources();
ComponentModel model = newComponentModel();
PersistentFieldStrategy strat = newPersistentFieldStrategy();
Object value = new Object();
Map<String, PersistentFieldStrategy> strategies = newMap();
strategies.put(strategyName, strat);
train_getComponentModel(resources, model);
train_getFieldPersistenceStrategy(model, fieldName, strategyName);
train_getNestedId(resources, nestedId);
strat.postChange(pageName, nestedId, fieldName, value);
replay();
PersistentFieldManager manager = new PersistentFieldManagerImpl(null, strategies);
manager.postChange(pageName, resources, fieldName, value);
verify();
}
public void strategy_name_is_case_insensitive()
{
String pageName = "foo.Bar";
String nestedId = "nested";
String fieldName = "field";
String strategyName = "FOO";
ComponentResources resources = newComponentResources();
ComponentModel model = newComponentModel();
PersistentFieldStrategy strat = newPersistentFieldStrategy();
Object value = new Object();
Map<String, PersistentFieldStrategy> strategies = newMap();
strategies.put("foo", strat);
train_getComponentModel(resources, model);
train_getFieldPersistenceStrategy(model, fieldName, strategyName);
train_getNestedId(resources, nestedId);
strat.postChange(pageName, nestedId, fieldName, value);
replay();
PersistentFieldManager manager = new PersistentFieldManagerImpl(null, strategies);
manager.postChange(pageName, resources, fieldName, value);
verify();
}
@Test
public void post_change_strategy_by_meta_data()
{
String pageName = "foo.Bar";
String nestedId = "nested";
String fieldName = "field";
String strategyName = "foo";
ComponentResources resources = newComponentResources();
ComponentModel model = newComponentModel();
PersistentFieldStrategy strat = newPersistentFieldStrategy();
MetaDataLocator locator = newMetaDataLocator();
Object value = new Object();
Map<String, PersistentFieldStrategy> strategies = newMap();
strategies.put(strategyName, strat);
train_getComponentModel(resources, model);
train_getFieldPersistenceStrategy(model, fieldName, "");
train_findMeta(locator, PersistentFieldManagerImpl.META_KEY, resources, strategyName);
train_getNestedId(resources, nestedId);
strat.postChange(pageName, nestedId, fieldName, value);
replay();
PersistentFieldManager manager = new PersistentFieldManagerImpl(locator, strategies);
manager.postChange(pageName, resources, fieldName, value);
verify();
}
@Test
public void post_change_with_ultimate_default_strategy()
{
String pageName = "foo.Bar";
String nestedId = "nested";
String fieldName = "field";
ComponentResources resources = newComponentResources();
ComponentModel model = newComponentModel();
MetaDataLocator locator = newMetaDataLocator();
PersistentFieldStrategy strat = newPersistentFieldStrategy();
Object value = new Object();
Map<String, PersistentFieldStrategy> strategies = newMap();
strategies.put(PersistentFieldManagerImpl.DEFAULT_STRATEGY, strat);
train_getComponentModel(resources, model);
train_getFieldPersistenceStrategy(model, fieldName, "");
train_findMeta(
locator,
PersistentFieldManagerImpl.META_KEY,
resources,
PersistentFieldManagerImpl.DEFAULT_STRATEGY);
train_getNestedId(resources, nestedId);
strat.postChange(pageName, nestedId, fieldName, value);
replay();
PersistentFieldManager manager = new PersistentFieldManagerImpl(locator, strategies);
manager.postChange(pageName, resources, fieldName, value);
verify();
}
protected void train_findMeta(MetaDataLocator locator, String key,
ComponentResources resources, String value)
{
expect(locator.findMeta(key, resources)).andReturn(value).atLeastOnce();
}
protected MetaDataLocator newMetaDataLocator()
{
return newMock(MetaDataLocator.class);
}
private PersistentFieldStrategy newPersistentFieldStrategy()
{
return newMock(PersistentFieldStrategy.class);
}
@Test
public void gather_changes()
{
Object value1 = new Object();
Object value2 = new Object();
PersistentFieldStrategy strat1 = newPersistentFieldStrategy();
Collection<PersistentFieldChange> changes1 = newList();
changes1.add(new PersistentFieldChangeImpl("component", "field1", value1));
PersistentFieldStrategy strat2 = newPersistentFieldStrategy();
Collection<PersistentFieldChange> changes2 = newList();
changes2.add(new PersistentFieldChangeImpl("component", "field2", value2));
// We don't know the exact order the strategies will be ordered in the map,
// so we can't guarantee the order the strategies will be invoked.
getMocksControl().checkOrder(false);
expect(strat1.gatherFieldChanges("foo.Bar")).andReturn(changes1);
expect(strat2.gatherFieldChanges("foo.Bar")).andReturn(changes2);
replay();
Map<String, PersistentFieldStrategy> strategies = newMap();
strategies.put("alpha", strat1);
strategies.put("beta", strat2);
PersistentFieldManager manager = new PersistentFieldManagerImpl(null, strategies);
PersistentFieldBundle bundle = manager.gatherChanges("foo.Bar");
assertSame(bundle.getValue("component", "field1"), value1);
assertSame(bundle.getValue("component", "field2"), value2);
verify();
}
}