001 // Copyright 2006 The Apache Software Foundation 002 // 003 // Licensed under the Apache License, Version 2.0 (the "License"); 004 // you may not use this file except in compliance with the License. 005 // You may obtain a copy of the License at 006 // 007 // http://www.apache.org/licenses/LICENSE-2.0 008 // 009 // Unless required by applicable law or agreed to in writing, software 010 // distributed under the License is distributed on an "AS IS" BASIS, 011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 // See the License for the specific language governing permissions and 013 // limitations under the License. 014 package org.apache.tapestry.markup; 015 016 import java.io.ByteArrayOutputStream; 017 import java.io.PrintWriter; 018 019 import org.apache.tapestry.BaseComponentTestCase; 020 import org.apache.tapestry.json.IJSONWriter; 021 import org.apache.tapestry.json.JSONObject; 022 import org.testng.annotations.Test; 023 024 025 /** 026 * Tests functionality of the {@link IJSONWriter} class. 027 * 028 * @author jkuhnert 029 */ 030 @Test 031 public class TestJSONWriter extends BaseComponentTestCase 032 { 033 034 /** 035 * Tests creating a list of key/value pairs. 036 */ 037 public void testPropertyList() 038 { 039 IJSONWriter writer = newJSONWriter(); 040 041 JSONObject json = writer.object(); 042 043 json.put("red", "ball"); 044 json.put("black", "cat"); 045 json.put("orange", "orange"); 046 047 assertEquals(json.get("red"), "ball"); 048 assertEquals(json.get("black"), "cat"); 049 assertEquals(json.get("orange"), "orange"); 050 } 051 052 /* All writer content is written to this buffer */ 053 protected ByteArrayOutputStream outputBuffer; 054 055 /** 056 * Creates a writer instance that content can be asserted 057 * against. 058 */ 059 protected JSONWriterImpl newJSONWriter() 060 { 061 outputBuffer = new ByteArrayOutputStream(); 062 PrintWriter pw = 063 new PrintWriter(outputBuffer); 064 065 JSONWriterImpl writer = new JSONWriterImpl(pw); 066 067 return writer; 068 } 069 }