| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 freemarker.core; |
| |
| import static org.junit.Assert.*; |
| |
| import java.io.IOException; |
| |
| import org.junit.Test; |
| |
| import freemarker.template.Configuration; |
| import freemarker.template.Template; |
| import freemarker.template.utility.StringUtil; |
| |
| public class ParsingErrorMessagesTest { |
| |
| private Configuration cfg = new Configuration(Configuration.VERSION_2_3_21); |
| { |
| cfg.setTagSyntax(Configuration.AUTO_DETECT_TAG_SYNTAX); |
| } |
| |
| @Test |
| public void testNeedlessInterpolation() { |
| assertErrorContains("<#if ${x} == 3></#if>", "instead of ${"); |
| assertErrorContains("<#if ${x == 3}></#if>", "instead of ${"); |
| assertErrorContains("<@foo ${x == 3} />", "instead of ${"); |
| } |
| |
| @Test |
| public void testWrongDirectiveNames() { |
| assertErrorContains("<#foo />", "nknown directive", "#foo"); |
| assertErrorContains("<#set x = 1 />", "nknown directive", "#set", "#assign"); |
| assertErrorContains("<#iterator></#iterator>", "nknown directive", "#iterator", "#list"); |
| } |
| |
| @Test |
| public void testBug402() { |
| assertErrorContains("<#list 1..i as k>${k}<#list>", "existing directive", "malformed", "#list"); |
| assertErrorContains("<#assign>", "existing directive", "malformed", "#assign"); |
| assertErrorContains("</#if x>", "existing directive", "malformed", "#if"); |
| assertErrorContains("<#compress x>", "existing directive", "malformed", "#compress"); |
| } |
| |
| @Test |
| public void testUnclosedDirectives() { |
| assertErrorContains("<#macro x>", "#macro", "unclosed"); |
| assertErrorContains("<#function x>", "#macro", "unclosed"); |
| assertErrorContains("<#assign x>", "#assign", "unclosed"); |
| assertErrorContains("<#macro m><#local x>", "#local", "unclosed"); |
| assertErrorContains("<#global x>", "#global", "unclosed"); |
| assertErrorContains("<@foo>", "@...", "unclosed"); |
| assertErrorContains("<#list xs as x>", "#list", "unclosed"); |
| assertErrorContains("<#list xs as x><#if x>", "#if", "unclosed"); |
| assertErrorContains("<#list xs as x><#if x><#if q><#else>", "#if", "unclosed"); |
| assertErrorContains("<#list xs as x><#if x><#if q><#else><#macro x>qwe", "#macro", "unclosed"); |
| assertErrorContains("${(blah", "\"(\"", "unclosed"); |
| assertErrorContains("${blah", "\"{\"", "unclosed"); |
| } |
| |
| @Test |
| public void testInterpolatingClosingsErrors() { |
| assertErrorContains("${x", "unclosed"); |
| assertErrorContains("<#assign x = x}>", "\"}\"", "open"); |
| // TODO assertErrorContains("<#assign x = '${x'>", "unclosed"); |
| } |
| |
| private void assertErrorContains(String ftl, String... expectedSubstrings) { |
| assertErrorContains(false, ftl, expectedSubstrings); |
| assertErrorContains(true, ftl, expectedSubstrings); |
| } |
| |
| private void assertErrorContains(boolean squareTags, String ftl, String... expectedSubstrings) { |
| try { |
| if (squareTags) { |
| ftl = ftl.replace('<', '[').replace('>', ']'); |
| } |
| new Template("adhoc", ftl, cfg); |
| fail("The tempalte had to fail"); |
| } catch (ParseException e) { |
| String msg = e.getMessage(); |
| for (String needle: expectedSubstrings) { |
| if (needle.startsWith("\\!")) { |
| String netNeedle = needle.substring(2); |
| if (msg.contains(netNeedle)) { |
| fail("The message shouldn't contain substring " + StringUtil.jQuote(netNeedle) + ":\n" + msg); |
| } |
| } else if (!msg.contains(needle)) { |
| fail("The message didn't contain substring " + StringUtil.jQuote(needle) + ":\n" + msg); |
| } |
| } |
| showError(e); |
| } catch (IOException e) { |
| // Won't happen |
| throw new RuntimeException(e); |
| } |
| } |
| |
| private void showError(Throwable e) { |
| //System.out.println(e); |
| } |
| |
| } |