/*
 * 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.commons.chain2.base;

import java.util.HashMap;
import java.util.Map;

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

/**
 * @version $Id$
 */
public class OverrideCommandTestCase {

    private OverrideCommand<String, Object, Map<String, Object>> command = null;
    private Map<String, Object> context = null;

    /**
     * Setup
     */
    @Before
    public void setUp() {
        this.command = new OverrideCommand<>();

        this.context = new HashMap<>();
        this.context.put("Key", "Value");
    }

    /**
     * nonExistingKeyDoesNotAlterContext
     */
    @Test
    public void nonExistingKeyDoesNotAlterContext() {
        this.command.setKey("another Key");
        this.command.setValue("another Value");

        this.command.execute(this.context);

        Assert.assertEquals("Value", this.context.get("Key"));
        Assert.assertEquals(1, this.context.size());
    }

    /**
     * existingKeyWillBeOverridden
     */
    @Test
    public void existingKeyWillBeOverridden() {
        this.command.setKey("Key");
        this.command.setValue("new Value");

        this.command.execute(this.context);

        Assert.assertEquals("new Value", this.context.get("Key"));
        Assert.assertEquals(1, this.context.size());
    }
}
