001 // Copyright 2005 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. 014 015 package org.apache.tapestry.describe; 016 017 import org.apache.hivemind.Location; 018 import org.apache.hivemind.Resource; 019 import org.apache.hivemind.impl.LocationImpl; 020 import org.apache.hivemind.util.URLResource; 021 import org.apache.tapestry.IMarkupWriter; 022 import org.apache.tapestry.IRequestCycle; 023 import static org.easymock.EasyMock.checkOrder; 024 import static org.easymock.EasyMock.expect; 025 import org.testng.annotations.Test; 026 027 import java.net.URL; 028 029 /** 030 * Tests for {@link org.apache.tapestry.describe.LocationRenderStrategy}. 031 * 032 * @author Howard M. Lewis Ship 033 * @since 4.0 034 */ 035 @Test 036 public class TestLocationRenderStrategy extends BaseDescribeTestCase 037 { 038 private Resource newResource(URL url) 039 { 040 Resource resource = newMock(Resource.class); 041 checkOrder(resource, false); 042 043 expect(resource.getResourceURL()).andReturn(url); 044 045 return resource; 046 } 047 048 private Location newLocation(String file, int lineNumber) 049 { 050 URL url = getClass().getResource(file); 051 052 Resource resource = new URLResource(url); 053 054 return new LocationImpl(resource, lineNumber); 055 } 056 057 private void train(IMarkupWriter writer, int startLine, int lineNumber, String[] lines) 058 { 059 writer.beginEmpty("br"); 060 writer.begin("table"); 061 writer.attribute("class", "location-content"); 062 writer.attribute("cellspacing", "0"); 063 writer.attribute("cellpadding", "0"); 064 065 for (int i = 0; i < lines.length; i++) 066 { 067 int currentLine = startLine + i; 068 069 writer.begin("tr"); 070 071 if (currentLine == lineNumber) 072 writer.attribute("class", "target-line"); 073 074 writer.begin("td"); 075 writer.attribute("class", "line-number"); 076 writer.print(currentLine); 077 writer.end(); 078 079 writer.begin("td"); 080 writer.print(lines[i]); 081 writer.end("tr"); 082 writer.println(); 083 } 084 085 writer.end("table"); 086 } 087 088 public void testNoLineNumber() 089 { 090 IMarkupWriter writer = newWriter(); 091 IRequestCycle cycle = newCycle(); 092 Location l = newLocation(); 093 094 writer.print(l.toString()); 095 096 expect(l.getLineNumber()).andReturn(0); 097 098 replay(); 099 100 new LocationRenderStrategy().renderObject(l, writer, cycle); 101 102 verify(); 103 } 104 105 public void testNoURL() 106 { 107 IMarkupWriter writer = newWriter(); 108 IRequestCycle cycle = newCycle(); 109 Resource resource = newResource(null); 110 Location l = fabricateLocation(99); 111 112 expect(l.getResource()).andReturn(resource); 113 114 writer.print(l.toString()); 115 116 replay(); 117 118 new LocationRenderStrategy().renderObject(l, writer, cycle); 119 120 verify(); 121 } 122 123 /** 124 * Test when the highlight line is close to the end of the document. 125 */ 126 public void testShortContent() 127 { 128 IMarkupWriter writer = newWriter(); 129 IRequestCycle cycle = newCycle(); 130 Location l = newLocation("Short.txt", 7); 131 132 writer.print(l.toString()); 133 134 train(writer, 2, 7, new String[] 135 { "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine" }); 136 137 replay(); 138 139 new LocationRenderStrategy().renderObject(l, writer, cycle); 140 141 verify(); 142 } 143 144 /** 145 * Test when the highlight line is close to the end of the document. 146 */ 147 public void testLongContent() 148 { 149 IMarkupWriter writer = newWriter(); 150 IRequestCycle cycle = newCycle(); 151 Location l = newLocation("Long.txt", 3); 152 153 writer.print(l.toString()); 154 155 train(writer, 1, 3, new String[] 156 { "Line One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight" }); 157 158 replay(); 159 160 new LocationRenderStrategy().renderObject(l, writer, cycle); 161 162 verify(); 163 } 164 }