/*
* Copyright 2004-2007 Brian McCallister
*
* 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.skife.jdbi.v2.unstable.grammar;
import antlr.CharScanner;
import antlr.Token;
import junit.framework.TestCase;
import java.io.Reader;
import java.io.StringReader;
/**
*
*/
public abstract class GrammarTestCase extends TestCase
{
public void expect(String s, int... tokens) throws Exception
{
CharScanner lexer = createLexer(new StringReader(s));
for (int token : tokens) {
Token t = lexer.nextToken();
assertEquals(String.format("Expected %s, got %s, with '%s'", nameOf(token), nameOf(t.getType()), t.getText()),
token, t.getType());
}
}
protected abstract CharScanner createLexer(Reader r);
protected abstract String nameOf(int type);
}