/*
 * Copyright 2008 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.wamblee.system.adapters;

import java.util.Collections;
import java.util.List;

import org.wamblee.system.core.DefaultProvidedInterface;
import org.wamblee.system.core.ProvidedInterface;
import org.wamblee.system.core.RequiredInterface;
import org.wamblee.system.core.RequiredInterfaceComparator;
import org.wamblee.test.AssertionUtils;

public class SetterConfigurationTest extends AdapterTestCase {

    public void testOneSetter() { 
        SetterConfiguration config = new SetterConfiguration(X5.class);
        List<RequiredInterface> required = config.getRequiredInterfaces();
        assertEquals(1, required.size());
        assertEquals("value", required.get(0).getName());
        
        ProvidedInterface provided = new DefaultProvidedInterface("janse", String.class);
        required.get(0).setProvider(provided);
        provided.publish("hello", _scope);
        
        X5 obj = new X5(); 
        assertNull(obj.getValue());
        config.inject(_scope, obj);
        assertEquals("hello", obj.getValue());
    }
    
    public void testMultipleSetters() { 
        SetterConfiguration config = new SetterConfiguration(X6.class);
        List<RequiredInterface> required = config.getRequiredInterfaces();
        Collections.sort(required, new RequiredInterfaceComparator());
        assertEquals(2, required.size());
        assertEquals("host", required.get(0).getName());
        assertEquals("port", required.get(1).getName());
     
        ProvidedInterface provided0 = new DefaultProvidedInterface("janse", String.class);
        required.get(0).setProvider(provided0);
        provided0.publish("hello", _scope);
        
        ProvidedInterface provided1 = new DefaultProvidedInterface("port", Integer.class);
        required.get(1).setProvider(provided1);
        provided1.publish(10, _scope);
        
        X6 obj = new X6(); 
        assertNull(obj.getHost());
        assertNull(obj.getPort());
        
        config.inject(_scope, obj);
        assertEquals("hello", obj.getHost());
        assertEquals(10, obj.getPort().intValue());
    }
    
    public void testInvokeWrongType() { 
        final SetterConfiguration config = new SetterConfiguration(X5.class);
        List<RequiredInterface> required = config.getRequiredInterfaces();
        assertEquals(1, required.size());
        assertEquals("value", required.get(0).getName());
        
        ProvidedInterface provided = new DefaultProvidedInterface("janse", String.class);
        required.get(0).setProvider(provided);
        provided.publish("hello", _scope);
       
        final X6 obj = new X6();
        AssertionUtils.assertException(new AssertionUtils.ErroneousCode() { 
            @Override
            public void run() throws Exception {
                config.inject(_scope, obj);            
            }
        }, IllegalArgumentException.class);  
    }
    
    public void testSetExplicitValue() { 
        SetterConfiguration config = new SetterConfiguration(X5.class);
        config.values("value").setValue(0, "bladibla");        
        
        List<RequiredInterface> required = config.getRequiredInterfaces();
        assertEquals(0, required.size());
        
        X5 obj = new X5(); 
        assertNull(obj.getValue());
        config.inject(_scope, obj);
        assertEquals("bladibla", obj.getValue());
    }
    
    public void testClear() { 
        SetterConfiguration config = new SetterConfiguration(X6.class);
        config.clear();
        List<RequiredInterface> required = config.getRequiredInterfaces();
        Collections.sort(required, new RequiredInterfaceComparator());
        assertEquals(0, required.size());
        
        X6 obj = new X6(); 
        assertNull(obj.getHost());
        assertNull(obj.getPort());
        
        config.inject(_scope, obj);
      
        assertNull(obj.getHost());
        assertNull(obj.getPort());
    }
    
    public void testAdd() { 
        SetterConfiguration config = new SetterConfiguration(X6.class);
        config.clear().add("host");
        List<RequiredInterface> required = config.getRequiredInterfaces();
        Collections.sort(required, new RequiredInterfaceComparator());
        assertEquals(1, required.size());
        assertEquals("host", required.get(0).getName());
     
        ProvidedInterface provided0 = new DefaultProvidedInterface("janse", String.class);
        required.get(0).setProvider(provided0);
        provided0.publish("hello", _scope);
        
        X6 obj = new X6(); 
        assertNull(obj.getHost());
        assertNull(obj.getPort());
        
        config.inject(_scope, obj);
        assertEquals("hello", obj.getHost());
        assertNull(obj.getPort());
    }
    
    public void testAddNonExisting() { 
        final SetterConfiguration config = new SetterConfiguration(X6.class);
        config.clear();
        
        AssertionUtils.assertException(new AssertionUtils.ErroneousCode() { 
            @Override
            public void run() throws Exception {
                config.add("bladibla");   
            }
        }, IllegalArgumentException.class);
    }
    
    public void testRemove() { 
        SetterConfiguration config = new SetterConfiguration(X6.class);
        config.remove("port");
        List<RequiredInterface> required = config.getRequiredInterfaces();
        Collections.sort(required, new RequiredInterfaceComparator());
        assertEquals(1, required.size());
        assertEquals("host", required.get(0).getName());
     
        ProvidedInterface provided0 = new DefaultProvidedInterface("janse", String.class);
        required.get(0).setProvider(provided0);
        provided0.publish("hello", _scope);
        
        X6 obj = new X6(); 
        assertNull(obj.getHost());
        assertNull(obj.getPort());
        
        config.inject(_scope, obj);
        assertEquals("hello", obj.getHost());
        assertNull(obj.getPort());
    }
    
    public void testRemoveNonExisting() { 
        final SetterConfiguration config = new SetterConfiguration(X6.class);
        
        AssertionUtils.assertException(new AssertionUtils.ErroneousCode() { 
            @Override
            public void run() throws Exception {
                config.remove("bladibla");   
            }
        }, IllegalArgumentException.class);
    }
}