/*
 * $Id$
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.tiles.request.portlet.delegate;

import static org.easymock.EasyMock.*;
import static org.easymock.classextension.EasyMock.*;
import static org.junit.Assert.*;

import java.util.Collection;
import java.util.Map;
import java.util.Set;

import org.junit.Before;
import org.junit.Test;

/**
 * Tests {@link StateAwareParameterMap}.
 *
 * @version $Rev$ $Date$
 */
public class StateAwareParameterMapTest {

    /**
     * The request map.
     */
    private Map<String, String[]> requestMap;

    /**
     * The response map.
     */
    private Map<String, String[]> responseMap;

    /**
     * The map to test.
     */
    private StateAwareParameterMap map;

    /**
     * Sets up the test.
     */
    @SuppressWarnings("unchecked")
    @Before
    public void setUp() {
        requestMap = createMock(Map.class);
        responseMap = createMock(Map.class);
        map = new StateAwareParameterMap(requestMap, responseMap);

    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#clear()}.
     */
    @Test
    public void testClear() {
        responseMap.clear();

        replay(requestMap, responseMap);
        map.clear();
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link StateAwareParameterMap#containsKey(Object)}.
     */
    @Test
    public void testContainsKey() {
        expect(requestMap.containsKey("key")).andReturn(true);

        replay(requestMap, responseMap);
        assertTrue(map.containsKey("key"));
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link StateAwareParameterMap#containsValue(Object)}.
     */
    @Test
    public void testContainsValue() {
        String[] values = new String[] {"value1", "value2"};
        expect(requestMap.containsValue(values)).andReturn(true);

        replay(requestMap, responseMap);
        assertTrue(map.containsValue(values));
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#entrySet()}.
     */
    @SuppressWarnings("unchecked")
    @Test
    public void testEntrySet() {
        Set<Map.Entry<String, String[]>> entrySet = createMock(Set.class);

        expect(requestMap.entrySet()).andReturn(entrySet);

        replay(requestMap, responseMap, entrySet);
        assertEquals(entrySet, map.entrySet());
        verify(requestMap, responseMap, entrySet);
    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#get(java.lang.Object)}.
     */
    @Test
    public void testGet() {
        String[] values = new String[] {"value1", "value2"};
        expect(requestMap.get("key")).andReturn(values);

        replay(requestMap, responseMap);
        assertArrayEquals(values, map.get("key"));
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#isEmpty()}.
     */
    @Test
    public void testIsEmpty() {
        expect(requestMap.isEmpty()).andReturn(false);

        replay(requestMap, responseMap);
        assertFalse(map.isEmpty());
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#keySet()}.
     */
    @SuppressWarnings("unchecked")
    @Test
    public void testKeySet() {
        Set<String> keySet = createMock(Set.class);

        expect(requestMap.keySet()).andReturn(keySet);

        replay(requestMap, responseMap, keySet);
        assertEquals(keySet, map.keySet());
        verify(requestMap, responseMap, keySet);
    }

    /**
     * Test method for {@link StateAwareParameterMap#put(String, String[])}.
     */
    @Test
    public void testPut() {
        String[] values = new String[] {"value1", "value2"};
        expect(responseMap.put(eq("key"), aryEq(values))).andReturn(null);

        replay(requestMap, responseMap);
        assertNull(map.put("key", values));
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#putAll(java.util.Map)}.
     */
    @SuppressWarnings("unchecked")
    @Test
    public void testPutAll() {
        Map<String, String[]> entries = createMock(Map.class);
        responseMap.putAll(entries);

        replay(requestMap, responseMap, entries);
        map.putAll(entries);
        verify(requestMap, responseMap, entries);
    }

    /**
     * Test method for {@link StateAwareParameterMap#remove(Object)}.
     */
    @Test
    public void testRemove() {
        String[] values = new String[] {"value1", "value2"};
        expect(responseMap.remove("key")).andReturn(values);

        replay(requestMap, responseMap);
        assertArrayEquals(values, map.remove("key"));
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#size()}.
     */
    @Test
    public void testSize() {
        expect(requestMap.size()).andReturn(1);

        replay(requestMap, responseMap);
        assertEquals(1, map.size());
        verify(requestMap, responseMap);
    }

    /**
     * Test method for {@link org.apache.tiles.request.portlet.delegate.StateAwareParameterMap#values()}.
     */
    @SuppressWarnings("unchecked")
    @Test
    public void testValues() {
        Collection<String[]> values = createMock(Collection.class);

        expect(requestMap.values()).andReturn(values);

        replay(requestMap, responseMap, values);
        assertEquals(values, map.values());
        verify(requestMap, responseMap, values);
    }
}