Package org.teiid.query.optimizer.xml

Source Code of org.teiid.query.optimizer.xml.TestContextReplacerVisitor

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*
* This library is free software; you can redistribute it and/or
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* Lesser General Public License for more details.
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package org.teiid.query.optimizer.xml;

import java.util.Collection;

import org.teiid.api.exception.query.QueryParserException;
import org.teiid.query.optimizer.xml.ContextReplacerVisitor;
import org.teiid.query.parser.QueryParser;
import org.teiid.query.sql.lang.Criteria;
import org.teiid.query.sql.symbol.GroupSymbol;

import junit.framework.TestCase;


/**
*/
public class TestContextReplacerVisitor extends TestCase {

  public TestContextReplacerVisitor(String name) {
      super(name);
 
 
  public GroupSymbol exampleGroupSymbol(int number) {
    return new GroupSymbol("group." + number); //$NON-NLS-1$
  }
 
  public void helpTestReplacer(String critString, String expectedCrit, int numContexts) throws QueryParserException {
        Criteria crit = QueryParser.getQueryParser().parseCriteria(critString);
       
    Collection contexts = ContextReplacerVisitor.replaceContextFunctions(crit);
    assertTrue("Actual crit " +  crit + " didn't meet expected crit " + expectedCrit, expectedCrit.equalsIgnoreCase(crit.toString())); //$NON-NLS-1$ //$NON-NLS-2$
        assertTrue("Should've gotten " + numContexts + " but got " + contexts.size(), contexts.size() == numContexts); //$NON-NLS-1$ //$NON-NLS-2$
  }
   
  public void testSimplePredicate() throws Exception {
        helpTestReplacer("context(a, x)='3'", "x = '3'", 1); //$NON-NLS-1$ //$NON-NLS-2$
  }

    /**
     * per 7332 - case-sensitivity bug
     */
    public void testSimplePredicate2() throws Exception {
        helpTestReplacer("Context(a, x)='3'", "x = '3'", 1); //$NON-NLS-1$ //$NON-NLS-2$
    }

    public void testConjunct() throws Exception {
        helpTestReplacer("context(a, x)='3' OR context(b, y)='j'", "(x = '3') or (y = 'j')", 2); //$NON-NLS-1$ //$NON-NLS-2$
    }

}
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