org.xchain.namespaces.core.TestExecuteCommand.java Source code

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Here is the source code for org.xchain.namespaces.core.TestExecuteCommand.java

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/**
 *    Copyright 2011 meltmedia
 *
 *    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.xchain.namespaces.core;

import javax.xml.namespace.QName;
import org.apache.commons.jxpath.JXPathContext;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.xchain.Catalog;
import org.xchain.Command;
import org.xchain.framework.factory.CatalogFactory;
import org.xchain.framework.lifecycle.Lifecycle;
import static org.junit.Assert.assertEquals;

/**
 * @author Devon Tackett
 * @author Christian Trimble
 */
public class TestExecuteCommand {
    public static final String CATALOG_URI = "resource://context-class-loader/org/xchain/namespaces/core/execute-command.xchain";
    public static final String XCHAIN_NAMESPACE_URI = "http://www.xchain.org/core/1.0";
    public static final QName EXTERNAL_EXECUTE_COMMAND = new QName(XCHAIN_NAMESPACE_URI,
            "execute-command-external");
    public static final QName INTERNAL_EXECUTE_COMMAND = new QName(XCHAIN_NAMESPACE_URI,
            "execute-command-internal");
    public static final QName DEEP_INTERNAL_EXECUTE_COMMAND = new QName(XCHAIN_NAMESPACE_URI,
            "execute-command-deep-internal");
    public static final QName RELATIVE_EXECUTE_COMMAND = new QName(XCHAIN_NAMESPACE_URI,
            "execute-command-relative");
    public static final QName TRANSLATED_EXECUTE_COMMAND = new QName(XCHAIN_NAMESPACE_URI,
            "execute-command-translated");
    public static final String RESULT = "result";
    public static final String RESULT_VALUE_INITIAL = "initial";
    public static final String RESULT_VALUE_EXTERNAL = "external";
    public static final String RESULT_VALUE_INTERNAL = "internal";

    protected JXPathContext context = null;
    protected Catalog catalog = null;
    protected Command command = null;

    @BeforeClass
    public static void setupLifecycle() throws Exception {
        Lifecycle.startLifecycle();
    }

    @Before
    public void setUp() throws Exception {
        context = JXPathContext.newContext(new Object());

        // Declare the result to the initial value.
        context.getVariables().declareVariable(RESULT, RESULT_VALUE_INITIAL);

        catalog = CatalogFactory.getInstance().getCatalog(CATALOG_URI);
    }

    @AfterClass
    public static void tearDownLifecycle() throws Exception {
        Lifecycle.stopLifecycle();
    }

    @After
    public void tearDown() throws Exception {
        context = null;
    }

    @Test
    public void testInternal() throws Exception {
        // Get the command.
        Command command = catalog.getCommand(INTERNAL_EXECUTE_COMMAND);

        // execute the command.
        command.execute(context);

        // Get the result.
        String resultString = (String) context.getValue("$" + RESULT, String.class);

        assertEquals("A execute command to an internal command chain did not execute as expected.",
                RESULT_VALUE_INTERNAL, resultString);
    }

    @Test
    public void testExternal() throws Exception {
        // Get the command.
        Command command = catalog.getCommand(EXTERNAL_EXECUTE_COMMAND);

        // execute the command.
        command.execute(context);

        // Get the result.
        String resultString = (String) context.getValue("$" + RESULT, String.class);

        assertEquals("A execute command to an external command chain did not execute as expected.",
                RESULT_VALUE_EXTERNAL, resultString);
    }

    @Test
    public void testRelativeSystemId() throws Exception {
        // Get the command.
        Command command = catalog.getCommand(RELATIVE_EXECUTE_COMMAND);

        // execute the command.
        command.execute(context);

        // Get the result.
        String resultString = (String) context.getValue("$" + RESULT, String.class);

        assertEquals("A execute command to an external command chain did not execute as expected.",
                RESULT_VALUE_EXTERNAL, resultString);
    }

    @Test
    public void testDeepInternal() throws Exception {
        // Get the command.
        Command command = catalog.getCommand(DEEP_INTERNAL_EXECUTE_COMMAND);

        // execute the command.
        command.execute(context);

        // Get the result.
        String resultString = (String) context.getValue("$" + RESULT, String.class);

        assertEquals("A execute command to a deep internal command chain did not execute as expected.",
                RESULT_VALUE_INTERNAL, resultString);
    }

    @Test
    public void testTranslated() throws Exception {
        // Get the command.
        Command command = catalog.getCommand(TRANSLATED_EXECUTE_COMMAND);

        // execute the command.
        command.execute(context);

        // Get the result.
        String resultString = (String) context.getValue("$" + RESULT, String.class);

        assertEquals("A execute command to an internal command chain did not execute as expected.",
                RESULT_VALUE_INTERNAL, resultString);
    }
}