// Copyright 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.tapestry.enhance;
import static org.easymock.EasyMock.expect;
import java.lang.reflect.Modifier;
import org.apache.hivemind.Location;
import org.apache.hivemind.service.BodyBuilder;
import org.apache.hivemind.service.MethodSignature;
import org.apache.tapestry.BaseComponentTestCase;
import org.apache.tapestry.coerce.ValueConverter;
import org.apache.tapestry.services.ComponentPropertySource;
import org.apache.tapestry.spec.InjectSpecification;
import org.apache.tapestry.spec.InjectSpecificationImpl;
import org.testng.annotations.Test;
/**
* Tests for {@link org.apache.tapestry.enhance.InjectMetaWorker}.
*
* @author Howard M. Lewis Ship
* @since 4.0
*/
@Test
public class TestInjectMetaWorker extends BaseComponentTestCase
{
private InjectSpecification newSpec(String propertyName, String object, Location location)
{
InjectSpecificationImpl result = new InjectSpecificationImpl();
result.setProperty(propertyName);
result.setObject(object);
result.setLocation(location);
return result;
}
private ComponentPropertySource newSource()
{
return newMock(ComponentPropertySource.class);
}
@Test
public void testPrimitive()
{
Location l = newLocation();
InjectSpecification spec = newSpec("fooBar", "foo.bar", l);
ComponentPropertySource source = newSource();
EnhancementOperation op = newMock(EnhancementOperation.class);
expect(op.getPropertyType("fooBar")).andReturn(int.class);
op.claimReadonlyProperty("fooBar");
MethodSignature sig = new MethodSignature(int.class, "getFooBar", null, null);
expect(op.addInjectedField(InjectMetaWorker.SOURCE_NAME, ComponentPropertySource.class, source))
.andReturn("_source");
expect(op.getAccessorMethodName("fooBar")).andReturn("getFooBar");
BodyBuilder builder = new BodyBuilder();
builder.begin();
builder.addln("java.lang.String meta = _source.getComponentProperty(this, \"foo.bar\");");
builder.addln("return java.lang.Integer.parseInt(meta);");
builder.end();
op.addMethod(Modifier.PUBLIC, sig, builder.toString(), l);
replay();
InjectMetaWorker worker = new InjectMetaWorker();
worker.setSource(source);
worker.performEnhancement(op, spec);
verify();
}
@Test
public void testCharacter()
{
Location l = newLocation();
InjectSpecification spec = newSpec("fooBar", "foo.bar", l);
ComponentPropertySource source = newSource();
EnhancementOperation op = newMock(EnhancementOperation.class);
expect(op.getPropertyType("fooBar")).andReturn(char.class);
op.claimReadonlyProperty("fooBar");
MethodSignature sig = new MethodSignature(char.class, "getFooBar", null, null);
expect(op.addInjectedField(InjectMetaWorker.SOURCE_NAME, ComponentPropertySource.class, source))
.andReturn("_source");
expect(op.getAccessorMethodName("fooBar")).andReturn("getFooBar");
BodyBuilder builder = new BodyBuilder();
builder.begin();
builder.addln("java.lang.String meta = _source.getComponentProperty(this, \"foo.bar\");");
builder.addln("return meta.charAt(0);");
builder.end();
op.addMethod(Modifier.PUBLIC, sig, builder.toString(), l);
replay();
InjectMetaWorker worker = new InjectMetaWorker();
worker.setSource(source);
worker.performEnhancement(op, spec);
verify();
}
@Test
public void testObject()
{
Location l = newLocation();
InjectSpecification spec = newSpec("fooBar", "foo.bar", l);
ComponentPropertySource source = newSource();
ValueConverter converter = newMock(ValueConverter.class);
EnhancementOperation op = newMock(EnhancementOperation.class);
expect(op.getPropertyType("fooBar")).andReturn(Object.class);
op.claimReadonlyProperty("fooBar");
MethodSignature sig = new MethodSignature(Object.class, "getFooBar", null, null);
expect(op.addInjectedField(InjectMetaWorker.SOURCE_NAME, ComponentPropertySource.class, source))
.andReturn("_source");
expect(op.getAccessorMethodName("fooBar")).andReturn("getFooBar");
expect(op.addInjectedField("_$valueConverter", ValueConverter.class, converter))
.andReturn("vc");
expect(op.getClassReference(Object.class)).andReturn("_$Object");
BodyBuilder builder = new BodyBuilder();
builder.begin();
builder.addln("java.lang.String meta = _source.getComponentProperty(this, \"foo.bar\");");
builder.addln("return (java.lang.Object) vc.coerceValue(meta, _$Object);");
builder.end();
op.addMethod(Modifier.PUBLIC, sig, builder.toString(), l);
replay();
InjectMetaWorker worker = new InjectMetaWorker();
worker.setSource(source);
worker.setValueConverter(converter);
worker.performEnhancement(op, spec);
verify();
}
}