// Copyright 2004, 2005 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.hivemind.service.impl;
import hivemind.test.services.StringHolder;
import hivemind.test.services.impl.StringHolderImpl;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.hivemind.ApplicationRuntimeException;
import org.apache.hivemind.Location;
import org.apache.hivemind.impl.ModuleImpl;
import org.apache.hivemind.internal.Module;
import org.apache.hivemind.test.HiveMindTestCase;
import org.easymock.MockControl;
/**
* Tests for several implementations of {@link org.apache.hivemind.service.ObjectProvider}.
*
* @author Howard Lewis Ship
*/
public class TestObjectProviders extends HiveMindTestCase
{
private Module newModule()
{
ModuleImpl result = new ModuleImpl();
result.setClassResolver(getClassResolver());
return result;
}
public void testServiceObjectProvider()
{
ServiceObjectProvider p = new ServiceObjectProvider();
String expected = "EXPECTED RESULT";
MockControl mc = newControl(Module.class);
Module m = (Module) mc.getMock();
m.getService("fred", Object.class);
mc.setReturnValue(expected);
replayControls();
Object actual = p.provideObject(m, Location.class, "fred", null);
assertSame(expected, actual);
assertNull(p.provideObject(m, Location.class, "", null));
verifyControls();
}
public void testConfigurationObjectProvider()
{
ConfigurationObjectProvider p = new ConfigurationObjectProvider();
List expectedList = new ArrayList();
Map expectedMap = new HashMap();
MockControl mc = newControl(Module.class);
Module m = (Module) mc.getMock();
m.getConfiguration("barney");
mc.setReturnValue(expectedList);
m.canConfigurationBeMapped("barney");
mc.setReturnValue(true);
m.getMappedConfiguration("barney");
mc.setReturnValue(expectedMap);
replayControls();
Object actual = p.provideObject(m, List.class, "barney", null);
assertSame(expectedList, actual);
actual = p.provideObject(m, Map.class, "barney", null);
assertSame(expectedMap, actual);
verifyControls();
}
public void testInstanceProvider()
{
ObjectInstanceObjectProvider p = new ObjectInstanceObjectProvider();
Module m = newModule();
Object actual = p.provideObject(m, List.class, "java.util.ArrayList", null);
assertTrue(actual.getClass().equals(ArrayList.class));
}
public void testInstanceProviderFailure()
{
ObjectInstanceObjectProvider p = new ObjectInstanceObjectProvider();
Module m = newModule();
try
{
p.provideObject(m, List.class, "java.util.List", null);
unreachable();
}
catch (ApplicationRuntimeException ex)
{
assertExceptionSubstring(ex, "Unable to instantiate instance of class java.util.List");
}
}
public void testServicePropertyObjectProvider()
{
MockControl mc = newControl(Module.class);
Module m = (Module) mc.getMock();
StringHolder h = new StringHolderImpl();
h.setValue("abracadabra");
m.getService("MyService", Object.class);
mc.setReturnValue(h);
replayControls();
ServicePropertyObjectProvider p = new ServicePropertyObjectProvider();
Object result = p.provideObject(m, String.class, "MyService:value", null);
assertEquals(h.getValue(), result);
verifyControls();
}
public void testServicePropertyObjectProviderWithInvalidLocator()
{
ServicePropertyObjectProvider p = new ServicePropertyObjectProvider();
Location l = newLocation();
try
{
p.provideObject(null, null, "MyService", l);
unreachable();
}
catch (ApplicationRuntimeException ex)
{
assertExceptionSubstring(ex, ServiceMessages.invalidServicePropertyLocator("MyService"));
assertSame(l, ex.getLocation());
}
}
public void testClassProvider()
{
MockControl control = newControl(Module.class);
Module module = (Module) control.getMock();
module.resolveType("List");
control.setReturnValue(List.class);
replayControls();
assertSame(List.class, new ClassObjectProvider().provideObject(
module,
Class.class,
"List",
null));
verifyControls();
}
// TODO: Integration test that proves the XML is valid.
}