/* * 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.jdbi.v3.core.internal.lexer; import static org.assertj.core.api.Assertions.assertThat; import org.antlr.runtime.Lexer; import org.antlr.runtime.Token; public abstract class GrammarTestCase { public void expect(String s, int... tokens) throws Exception { Lexer lexer = createLexer(s); for (int token : tokens) { Token t = lexer.nextToken(); assertThat(t.getType()).isEqualTo(token) .withFailMessage("Expected %s, got %s, with '%s'", nameOf(token), nameOf(t.getType()), t.getText()); } } protected abstract Lexer createLexer(String s); protected abstract String nameOf(int type); }