| /* |
| * 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 java.io.IOException; |
| |
| import org.junit.Test; |
| |
| import freemarker.template.Configuration; |
| import freemarker.template.TemplateException; |
| import freemarker.test.TemplateTest; |
| |
| public class WhitespaceStrippingTest extends TemplateTest { |
| |
| private final Configuration cfgStripWS = new Configuration(Configuration.VERSION_2_3_21); |
| private final Configuration cfgNoStripWS = new Configuration(Configuration.VERSION_2_3_21); |
| { |
| cfgNoStripWS.setWhitespaceStripping(false); |
| } |
| |
| @Test |
| public void testBasics() throws Exception { |
| assertOutput("<#assign x = 1>\n<#assign y = 2>\n${x}\n${y}", "1\n2", "\n\n1\n2"); |
| assertOutput(" <#assign x = 1> \n <#assign y = 2> \n${x}\n${y}", "1\n2", " \n \n1\n2"); |
| } |
| |
| @Test |
| public void testFTLHeader() throws Exception { |
| assertOutput("<#ftl>x", "x", "x"); |
| assertOutput(" <#ftl> x", " x", " x"); |
| assertOutput("\n<#ftl>\nx", "x", "x"); |
| assertOutput("\n<#ftl>\t \nx", "x", "x"); |
| assertOutput(" \n \n <#ftl> \n \n x", " \n x", " \n x"); |
| } |
| |
| @Test |
| public void testComment() throws Exception { |
| assertOutput(" a <#-- --> b ", " a b ", " a b "); |
| assertOutput(" a \n<#-- -->\n b ", " a \n b ", " a \n\n b "); |
| // These are wrong, but needed for 2.3.0 compatibility: |
| assertOutput(" a \n <#-- --> \n b ", " a \n b ", " a \n \n b "); |
| assertOutput(" a \n\t<#-- --> \n b ", " a \n\t b ", " a \n\t \n b "); |
| } |
| |
| private void assertOutput(String ftl, String expectedOutStripped, String expectedOutNonStripped) |
| throws IOException, TemplateException { |
| setConfiguration(cfgStripWS); |
| assertOutput(ftl, expectedOutStripped); |
| |
| setConfiguration(cfgNoStripWS); |
| assertOutput(ftl, expectedOutNonStripped); |
| } |
| |
| } |