se.cambio.cds.gdl.parser.ExpressionTestBase.java Source code

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Here is the source code for se.cambio.cds.gdl.parser.ExpressionTestBase.java

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package se.cambio.cds.gdl.parser;

import java.io.Reader;
import java.io.StringReader;
import java.util.List;

import org.apache.commons.jxpath.JXPathContext;

import se.cambio.cds.gdl.model.expression.BinaryExpression;
import se.cambio.cds.gdl.model.expression.ExpressionItem;
import junit.framework.TestCase;

public class ExpressionTestBase extends TestCase {
    public void setUp() {
        item = null;
        items = null;
        be = null;
        expected = null;
    }

    void parseSingleExpression(String value) throws Exception {
        parseArithmeticExpressions(value);
        assertNotNull(items);
        assertEquals(1, items.size());
        item = items.get(0);
        if (item instanceof BinaryExpression) {
            be = (BinaryExpression) item;
        }
    }

    void parseSingleBooleanExpression(String value) throws Exception {
        parseBooleanExpressions(value);
        assertNotNull(items);
        assertEquals(1, items.size());
        item = items.get(0);
        assertTrue("unexpected type: " + item.getClass(), item instanceof BinaryExpression);
        be = (BinaryExpression) item;
    }

    void check() throws Exception {
        assertEquals(expected, be);
    }

    void parseArithmeticExpressions(String value) throws Exception {
        items = Expressions.parseArithmeticExpressions(value);
    }

    void parseBooleanExpressions(String value) throws Exception {
        items = Expressions.parseBooleanExpressions(value);
    }

    Reader convert(String value) throws Exception {
        return new StringReader(value);
    }

    void check(Object expected, String path) throws Exception {
        JXPathContext context = JXPathContext.newContext(item);
        Object obj = context.getValue(path);
        assertEquals(expected, obj);
    }

    List<ExpressionItem> items;
    ExpressionItem item;
    BinaryExpression be;
    BinaryExpression expected;
}
/*
 *  ***** BEGIN LICENSE BLOCK *****
 *  Version: MPL 2.0/GPL 2.0/LGPL 2.1
 *
 *  The contents of this file are subject to the Mozilla Public 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.mozilla.org/MPL/
 *
 *  Software distributed under the License is distributed on an 'AS IS' basis,
 *  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 *  for the specific language governing rights and limitations under the
 *  License.
 *
 *
 *  The Initial Developers of the Original Code are Iago Corbal and Rong Chen.
 *  Portions created by the Initial Developer are Copyright (C) 2012-2013
 *  the Initial Developer. All Rights Reserved.
 *
 *  Contributor(s):
 *
 * Software distributed under the License is distributed on an 'AS IS' basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 *  ***** END LICENSE BLOCK *****
 */