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/**********************************************************************
* Copyright (c) 2002,2003 Rational Software Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v0.5
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v05.html
*
* Contributors:
* IBM Rational Software - Initial API and implementation
***********************************************************************/
package org.eclipse.cdt.core.parser.tests;
import java.io.StringReader;
import java.util.Iterator;
import junit.framework.TestCase;
import org.eclipse.cdt.core.parser.IParser;
import org.eclipse.cdt.core.parser.IQuickParseCallback;
import org.eclipse.cdt.core.parser.NullLogService;
import org.eclipse.cdt.core.parser.ParserFactory;
import org.eclipse.cdt.core.parser.ParserFactoryError;
import org.eclipse.cdt.core.parser.ParserLanguage;
import org.eclipse.cdt.core.parser.ParserMode;
import org.eclipse.cdt.core.parser.ScannerInfo;
import org.eclipse.cdt.core.parser.ast.ASTNotImplementedException;
import org.eclipse.cdt.core.parser.ast.IASTCompilationUnit;
import org.eclipse.cdt.core.parser.ast.IASTDeclaration;
import org.eclipse.cdt.core.parser.ast.IASTFunction;
import org.eclipse.cdt.core.parser.ast.IASTParameterDeclaration;
import org.eclipse.cdt.core.parser.ast.IASTSimpleTypeSpecifier;
import org.eclipse.cdt.core.parser.ast.IASTTypedefDeclaration;
import org.eclipse.cdt.core.parser.ast.IASTVariable;
import org.eclipse.cdt.internal.core.parser.ParserException;
/**
* @author jcamelon
*
*/
public class BaseASTTest extends TestCase
{
public BaseASTTest( String a )
{
super( a );
}
protected IQuickParseCallback quickParseCallback;
protected IParser parser;
protected IASTCompilationUnit parse( String code, boolean quick, boolean throwExceptionOnError, ParserLanguage lang ) throws ParserException, ParserFactoryError
{
ParserMode mode = quick ? ParserMode.QUICK_PARSE : ParserMode.COMPLETE_PARSE;
quickParseCallback = ParserFactory.createQuickParseCallback();
parser = ParserFactory.createParser( ParserFactory.createScanner( new StringReader( code ), "code", new ScannerInfo(), mode, lang, quickParseCallback, new NullLogService()), quickParseCallback, mode, lang, null );
if( ! parser.parse() && throwExceptionOnError )
throw new ParserException("Parse failure");
return quickParseCallback.getCompilationUnit();
}
protected IASTCompilationUnit parse( String code, boolean quick, boolean throwExceptionOnError ) throws ParserException, ParserFactoryError
{
return parse( code, quick, throwExceptionOnError, ParserLanguage.CPP );
}
protected IASTCompilationUnit parse( String code )throws ParserException, ParserFactoryError
{
return parse( code, true, true );
}
protected IASTCompilationUnit fullParse( String code ) throws ParserException, ParserFactoryError
{
return parse( code, false, true );
}
protected IASTDeclaration assertSoleDeclaration( String code ) throws ParserException, ParserFactoryError
{
return assertSoleDeclaration( code, ParserLanguage.CPP );
}
protected IASTDeclaration assertSoleDeclaration( String code, ParserLanguage language ) throws ParserException, ParserFactoryError
{
Iterator declarationIter = null;
try
{
declarationIter = parse(code, true, true, language).getDeclarations();
}
catch (ASTNotImplementedException e1)
{
// TODO Auto-generated catch block
}
assertNotNull( declarationIter );
assertTrue( declarationIter.hasNext() );
IASTDeclaration returnValue = (IASTDeclaration)declarationIter.next();
assertFalse( declarationIter.hasNext() );
return returnValue;
}
public void assertCodeFailsParse( String code )
{
assertCodeFailsParse( code, true, true, ParserLanguage.CPP );
}
public void assertCodeFailsParse(String code, boolean quick, boolean throwOnError, ParserLanguage CPP ) {
boolean testPassed = false;
try {
parse(code, quick, throwOnError, CPP );
testPassed = true;
fail( "We should not reach this point");
} catch (Throwable e) {
if (!(e instanceof ParserException))
fail("Unexpected Error: " + e.getMessage());
}
if (testPassed)
fail("The expected error did not occur.");
}
public void assertCodeFailsFullParse(String code) {
boolean testPassed = false;
try {
fullParse(code);
testPassed = true;
fail( "We should not reach this point");
} catch (Throwable e) {
if (!(e instanceof ParserException))
fail("Unexpected Error: " + e.getMessage());
}
if (testPassed)
fail("The expected error did not occur.");
}
protected void assertSimpleReturnType(IASTFunction function, IASTSimpleTypeSpecifier.Type type)
{
assertEquals( ((IASTSimpleTypeSpecifier)function.getReturnType().getTypeSpecifier()).getType(), type );
}
protected void assertSimpleType(IASTTypedefDeclaration variable, IASTSimpleTypeSpecifier.Type type)
{
assertEquals( ((IASTSimpleTypeSpecifier)variable.getAbstractDeclarator().getTypeSpecifier()).getType(), type );
}
protected void assertSimpleType(IASTVariable variable, IASTSimpleTypeSpecifier.Type type)
{
assertEquals( ((IASTSimpleTypeSpecifier)variable.getAbstractDeclaration().getTypeSpecifier()).getType(), type );
}
protected void assertParameterSimpleType(IASTParameterDeclaration variable, IASTSimpleTypeSpecifier.Type type)
{
assertEquals( ((IASTSimpleTypeSpecifier)variable.getTypeSpecifier()).getType(), type );
}
protected void failedAsExpected()
{
assertFalse( "The expected error did not occur.", false );
}
protected void assertNotReached()
{
fail( "We should not reach this point");
}
protected void assertQualifiedName(String [] fromAST, String [] theTruth)
{
assertNotNull( fromAST );
assertNotNull( theTruth );
assertEquals( fromAST.length, theTruth.length );
for( int i = 0; i < fromAST.length; ++i )
{
assertEquals( fromAST[i], theTruth[i]);
}
}
}
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