| package org.apache.velocity.test; |
| |
| /* |
| * 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. |
| */ |
| |
| import org.apache.velocity.runtime.RuntimeConstants; |
| |
| import java.util.ArrayList; |
| /** |
| * Test index syntax e.g, $foo[1] |
| */ |
| public class IndexTestCase extends BaseTestCase |
| { |
| public IndexTestCase(String name) |
| { |
| super(name); |
| //DEBUG = true; |
| } |
| |
| public void setUp() throws Exception |
| { |
| super.setUp(); |
| engine.setProperty(RuntimeConstants.RUNTIME_REFERENCES_STRICT, Boolean.TRUE); |
| |
| context.put("NULL", null); |
| context.put("red", "blue"); |
| |
| int[] a = {1, 2, 3}; |
| context.put("a", a); |
| String[] str = {"a", "ab", "abc"}; |
| context.put("str", str); |
| |
| ArrayList alist = new ArrayList(); |
| alist.add(1); |
| alist.add(2); |
| alist.add(3); |
| alist.add(a); |
| alist.add(null); |
| context.put("alist", alist); |
| |
| Foo foo = new Foo(); |
| foo.bar = alist; |
| context.put("foo", foo); |
| |
| Boo boo = new Boo(); |
| context.put("boo", boo); |
| } |
| |
| public void testCallingIndex() |
| { |
| assertEvalEquals("1 -3-", "$a[0] -$a[ 2 ]-"); |
| assertEvalEquals("x21", "#set($i = 1)x$a[$i]1"); |
| assertEvalEquals("3", "$a[ $a[ $a[0] ] ]"); |
| assertEvalEquals("ab", "$str[1]"); |
| assertEvalEquals("123", "$alist[0]$alist[1]$alist[2]"); |
| assertEvalEquals("1][2-[3]", "$alist[0]][$alist[$a[0]]-[$alist[2]]"); |
| |
| assertEvalEquals("2", "$alist[3][1]"); |
| assertEvalEquals("3 [1]", "$alist[2] [1]"); |
| |
| assertEvalEquals("4", "#set($bar = [3, 4, 5])$bar[1]"); |
| assertEvalEquals("21", "#set($i = 1)#set($bar = [3, $a[$i], $a[0]])$bar[1]$bar[2]"); |
| |
| assertEvalEquals("2", "$foo.bar[1]"); |
| assertEvalEquals("2", "$foo.getBar()[1]"); |
| assertEvalEquals("2", "$foo.getBar()[3][1]"); |
| |
| assertEvalEquals(" a ab abc ", "#foreach($i in $foo.bar[3]) $str[$foreach.index] #end"); |
| |
| assertEvalEquals("apple", "#set($hash = {'a':'apple', 'b':'orange'})$hash['a']"); |
| |
| assertEvalEquals("xx ", "#if($alist[4] == $NULL)xx#end #if($alist[4])yy#end"); |
| |
| assertEvalEquals("BIG TRUEaBIG FALSE", "$foo[true]a$foo[false]"); |
| assertEvalEquals("junk foobar ", "$foo[\"junk\"]"); |
| assertEvalEquals("GOT NULL", "#set($i=$NULL)$boo[$i]"); |
| |
| assertEvalEquals("321", "$a[-1]$a[ -2]$a[-3 ]"); |
| assertEvalEquals("67xx", "#set($hash={1:11, 5:67, 23:2})$hash[5]$!hash[6]#if(!$hash[1000])xx#end"); |
| |
| // Some cases that should be evaluated as text |
| assertEvalEquals("[]", "[]"); |
| assertEvalEquals("$[]", "$[]"); |
| assertEvalEquals("$.[]", "$.[]"); |
| assertEvalEquals("$[1]", "$[1]"); |
| assertEvalEquals("$[1]1", "$[1]1"); |
| assertEvalEquals("$1[1]1", "$1[1]1"); |
| assertEvalEquals("blue.[]", "$red.[]"); |
| assertEvalEquals("blue[]", "${red}[]"); |
| assertEvalEquals("blue][", "$red]["); |
| assertEvalEquals("1[]", "${a[0]}[]"); |
| assertEvalEquals("1a$[]", "$a[0]a$[]"); |
| assertEvalEquals("$![]", "$![]"); |
| assertEvalEquals("$\\![]", "$\\![]"); |
| } |
| |
| public void testIndexSetting() |
| { |
| assertEvalEquals("foo", "#set($str[1] = \"foo\")$str[1]"); |
| assertEvalEquals("5150", "#set($alist[1] = 5150)$alist[1]"); |
| assertEvalEquals("15", "$alist[3][0]#set($alist[3][0] = 5)$alist[3][0]"); |
| assertEvalEquals("orange","#set($blaa = {\"apple\":\"grape\"})#set($blaa[\"apple\"] = \"orange\")$blaa[\"apple\"]"); |
| assertEvalEquals("null","#set($str[0] = $NULL)#if($str[0] == $NULL)null#end"); |
| assertEvalEquals("null","#set($blaa = {\"apple\":\"grape\"})#set($blaa[\"apple\"] = $NULL)#if($blaa[\"apple\"] == $NULL)null#end"); |
| assertEvalEquals("2112", "#set($a[-1] = 2112)$a[2]"); |
| assertEvalEquals("3344","#set($hash = {1:11, 2:22, 5:66})#set($hash[2]=33)#set($hash[3]=44)$hash[2]$hash[3]"); |
| } |
| |
| |
| public void testErrorHandling() |
| { |
| assertEvalExceptionAt("$boo['throwex']", 1, 5); |
| assertEvalExceptionAt("$boo[]", 1, 6); |
| assertEvalExceptionAt("$boo[blaa]", 1, 6); |
| assertEvalExceptionAt("#set($foo[1] = 3)", 1, 10); |
| assertEvalExceptionAt("$a[500]", 1, 3); |
| } |
| |
| |
| public static class Foo |
| { |
| public Object bar = null; |
| public Object getBar() |
| { |
| return bar; |
| } |
| |
| public String get(Boolean bool) |
| { |
| if (bool) |
| return "BIG TRUE"; |
| else |
| return "BIG FALSE"; |
| } |
| |
| public String get(String str) |
| { |
| return str + " foobar "; |
| } |
| } |
| |
| public static class Boo |
| { |
| public Object get(Object obj) |
| { |
| if (obj == null) |
| return "GOT NULL"; |
| else if (obj.equals("throwex")) |
| throw new RuntimeException("Generated Exception"); |
| |
| return obj; |
| } |
| } |
| } |