1 | /**************************************************************** |
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2 | * Licensed to the Apache Software Foundation (ASF) under one * |
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3 | * or more contributor license agreements. See the NOTICE file * |
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4 | * distributed with this work for additional information * |
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5 | * regarding copyright ownership. The ASF licenses this file * |
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6 | * to you under the Apache License, Version 2.0 (the * |
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7 | * "License"); you may not use this file except in compliance * |
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8 | * with the License. You may obtain a copy of the License at * |
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9 | * * |
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10 | * http://www.apache.org/licenses/LICENSE-2.0 * |
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11 | * * |
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12 | * Unless required by applicable law or agreed to in writing, * |
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13 | * software distributed under the License is distributed on an * |
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14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * |
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15 | * KIND, either express or implied. See the License for the * |
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16 | * specific language governing permissions and limitations * |
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17 | * under the License. * |
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18 | ****************************************************************/ |
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19 | |
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20 | package org.apache.james.mime4j.stream; |
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21 | |
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22 | import java.util.List; |
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23 | |
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24 | import org.apache.james.mime4j.MimeException; |
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25 | import org.apache.james.mime4j.util.ByteSequence; |
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26 | import org.apache.james.mime4j.util.ContentUtil; |
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27 | |
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28 | import junit.framework.Assert; |
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29 | import junit.framework.TestCase; |
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30 | |
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31 | public class RawFieldParserTest extends TestCase { |
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32 | |
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33 | public void testBasicTokenParsing() throws Exception { |
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34 | String s = " raw: \" some stuff \""; |
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35 | ByteSequence raw = ContentUtil.encode(s); |
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36 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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37 | |
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38 | RawFieldParser.skipWhiteSpace(raw, cursor); |
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39 | |
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40 | Assert.assertFalse(cursor.atEnd()); |
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41 | Assert.assertEquals(3, cursor.getPos()); |
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42 | |
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43 | StringBuilder strbuf1 = new StringBuilder(); |
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44 | RawFieldParser.copyContent(raw, cursor, new int[] { ':' }, strbuf1); |
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45 | |
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46 | Assert.assertFalse(cursor.atEnd()); |
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47 | Assert.assertEquals(6, cursor.getPos()); |
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48 | Assert.assertEquals("raw", strbuf1.toString()); |
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49 | Assert.assertEquals(':', raw.byteAt(cursor.getPos())); |
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50 | cursor.updatePos(cursor.getPos() + 1); |
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51 | |
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52 | RawFieldParser.skipWhiteSpace(raw, cursor); |
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53 | |
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54 | Assert.assertFalse(cursor.atEnd()); |
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55 | Assert.assertEquals(8, cursor.getPos()); |
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56 | |
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57 | StringBuilder strbuf2 = new StringBuilder(); |
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58 | RawFieldParser.copyQuotedContent(raw, cursor, strbuf2); |
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59 | |
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60 | Assert.assertTrue(cursor.atEnd()); |
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61 | Assert.assertEquals(" some stuff ", strbuf2.toString()); |
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62 | |
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63 | RawFieldParser.copyQuotedContent(raw, cursor, strbuf2); |
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64 | Assert.assertTrue(cursor.atEnd()); |
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65 | |
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66 | RawFieldParser.skipWhiteSpace(raw, cursor); |
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67 | Assert.assertTrue(cursor.atEnd()); |
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68 | } |
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69 | |
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70 | public void testTokenParsingWithQuotedPairs() throws Exception { |
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71 | String s = "raw: \"\\\"some\\stuff\\\\\""; |
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72 | ByteSequence raw = ContentUtil.encode(s); |
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73 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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74 | |
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75 | RawFieldParser.skipWhiteSpace(raw, cursor); |
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76 | |
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77 | Assert.assertFalse(cursor.atEnd()); |
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78 | Assert.assertEquals(0, cursor.getPos()); |
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79 | |
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80 | StringBuilder strbuf1 = new StringBuilder(); |
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81 | RawFieldParser.copyContent(raw, cursor, new int[] { ':' }, strbuf1); |
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82 | |
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83 | Assert.assertFalse(cursor.atEnd()); |
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84 | Assert.assertEquals("raw", strbuf1.toString()); |
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85 | Assert.assertEquals(':', raw.byteAt(cursor.getPos())); |
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86 | cursor.updatePos(cursor.getPos() + 1); |
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87 | |
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88 | RawFieldParser.skipWhiteSpace(raw, cursor); |
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89 | |
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90 | Assert.assertFalse(cursor.atEnd()); |
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91 | |
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92 | StringBuilder strbuf2 = new StringBuilder(); |
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93 | RawFieldParser.copyQuotedContent(raw, cursor, strbuf2); |
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94 | |
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95 | Assert.assertTrue(cursor.atEnd()); |
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96 | Assert.assertEquals("\"some\\stuff\\", strbuf2.toString()); |
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97 | } |
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98 | |
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99 | public void testTokenParsingIncompleteQuote() throws Exception { |
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100 | String s = "\"stuff and more stuff "; |
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101 | ByteSequence raw = ContentUtil.encode(s); |
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102 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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103 | StringBuilder strbuf1 = new StringBuilder(); |
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104 | RawFieldParser.copyQuotedContent(raw, cursor, strbuf1); |
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105 | Assert.assertEquals("stuff and more stuff ", strbuf1.toString()); |
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106 | } |
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107 | |
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108 | public void testSkipComments() throws Exception { |
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109 | String s = "(some (((maybe))human readable) stuff())"; |
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110 | ByteSequence raw = ContentUtil.encode(s); |
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111 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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112 | |
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113 | RawFieldParser.skipComment(raw, cursor); |
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114 | Assert.assertTrue(cursor.atEnd()); |
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115 | } |
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116 | |
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117 | public void testSkipCommentsWithQuotedPairs() throws Exception { |
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118 | String s = "(some (((\\)maybe))human readable\\() stuff())"; |
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119 | ByteSequence raw = ContentUtil.encode(s); |
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120 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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121 | |
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122 | RawFieldParser.skipComment(raw, cursor); |
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123 | Assert.assertTrue(cursor.atEnd()); |
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124 | } |
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125 | |
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126 | public void testTokenParsingTokensWithUnquotedBlanks() throws Exception { |
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127 | String s = " stuff and \tsome\tmore stuff ;"; |
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128 | ByteSequence raw = ContentUtil.encode(s); |
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129 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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130 | String result = RawFieldParser.parseToken(raw, cursor, new int[] { ';' }); |
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131 | Assert.assertEquals("stuff and some more stuff", result); |
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132 | } |
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133 | |
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134 | public void testTokenParsingTokensWithComments() throws Exception { |
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135 | String s = " (blah-blah) stuff(blah-blah) and some mo(blah-blah)re stuff (blah-blah) ;"; |
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136 | ByteSequence raw = ContentUtil.encode(s); |
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137 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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138 | String result = RawFieldParser.parseToken(raw, cursor, new int[] { ';' }); |
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139 | Assert.assertEquals("stuff and some more stuff", result); |
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140 | } |
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141 | |
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142 | public void testTokenParsingMixedValuesAndQuotedValues() throws Exception { |
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143 | String s = " stuff and \" some more \" \"stuff ;"; |
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144 | ByteSequence raw = ContentUtil.encode(s); |
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145 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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146 | String result = RawFieldParser.parseValue(raw, cursor, new int[] { ';' }); |
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147 | Assert.assertEquals("stuff and some more stuff ;", result); |
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148 | } |
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149 | |
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150 | public void testTokenParsingQuotedValuesWithComments() throws Exception { |
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151 | String s = " (blah blah) \"(stuff)(and)(some)(more)(stuff)\" (yada yada) "; |
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152 | ByteSequence raw = ContentUtil.encode(s); |
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153 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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154 | String result = RawFieldParser.parseValue(raw, cursor, new int[] { ';' }); |
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155 | Assert.assertEquals("(stuff)(and)(some)(more)(stuff)", result); |
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156 | } |
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157 | |
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158 | public void testBasicParsing() throws Exception { |
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159 | String s = "raw: stuff;\r\n more stuff"; |
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160 | ByteSequence raw = ContentUtil.encode(s); |
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161 | |
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162 | RawFieldParser parser = new RawFieldParser(); |
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163 | |
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164 | RawField field = parser.parseField(raw); |
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165 | Assert.assertSame(raw, field.getRaw()); |
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166 | Assert.assertEquals("raw", field.getName()); |
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167 | Assert.assertEquals("stuff; more stuff", field.getBody()); |
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168 | Assert.assertEquals(s, field.toString()); |
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169 | } |
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170 | |
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171 | public void testParsingNoBlankAfterColon() throws Exception { |
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172 | String s = "raw:stuff"; |
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173 | ByteSequence raw = ContentUtil.encode(s); |
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174 | |
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175 | RawFieldParser parser = new RawFieldParser(); |
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176 | |
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177 | RawField field = parser.parseField(raw); |
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178 | Assert.assertSame(raw, field.getRaw()); |
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179 | Assert.assertEquals("raw", field.getName()); |
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180 | Assert.assertEquals("stuff", field.getBody()); |
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181 | Assert.assertEquals(s, field.toString()); |
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182 | } |
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183 | |
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184 | public void testParsingObsoleteSyntax() throws Exception { |
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185 | String s = "raw \t : stuff;\r\n more stuff"; |
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186 | ByteSequence raw = ContentUtil.encode(s); |
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187 | |
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188 | RawFieldParser parser = new RawFieldParser(); |
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189 | |
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190 | RawField field = parser.parseField(raw); |
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191 | Assert.assertSame(raw, field.getRaw()); |
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192 | Assert.assertEquals("raw", field.getName()); |
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193 | Assert.assertEquals("stuff; more stuff", field.getBody()); |
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194 | Assert.assertEquals(s, field.toString()); |
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195 | } |
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196 | |
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197 | public void testParsingInvalidSyntax1() throws Exception { |
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198 | String s = "raw stuff;\r\n more stuff"; |
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199 | ByteSequence raw = ContentUtil.encode(s); |
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200 | |
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201 | RawFieldParser parser = new RawFieldParser(); |
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202 | |
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203 | try { |
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204 | parser.parseField(raw); |
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205 | fail("MimeException should have been thrown"); |
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206 | } catch (MimeException expected) { |
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207 | } |
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208 | } |
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209 | |
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210 | public void testParsingInvalidSyntax2() throws Exception { |
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211 | String s = "raw \t \t"; |
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212 | ByteSequence raw = ContentUtil.encode(s); |
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213 | |
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214 | RawFieldParser parser = new RawFieldParser(); |
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215 | |
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216 | try { |
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217 | parser.parseField(raw); |
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218 | fail("MimeException should have been thrown"); |
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219 | } catch (MimeException expected) { |
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220 | } |
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221 | } |
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222 | |
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223 | public void testNameValueParseBasics() { |
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224 | RawFieldParser parser = new RawFieldParser(); |
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225 | String s = "test"; |
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226 | ByteSequence buf = ContentUtil.encode(s); |
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227 | ParserCursor cursor = new ParserCursor(0, s.length()); |
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228 | |
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229 | NameValuePair param = parser.parseParameter(buf, cursor); |
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230 | assertEquals("test", param.getName()); |
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231 | assertEquals(null, param.getValue()); |
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232 | assertEquals(s.length(), cursor.getPos()); |
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233 | assertTrue(cursor.atEnd()); |
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234 | |
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235 | s = "test;"; |
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236 | buf = ContentUtil.encode(s); |
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237 | cursor = new ParserCursor(0, s.length()); |
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238 | |
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239 | param = parser.parseParameter(buf, cursor); |
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240 | assertEquals("test", param.getName()); |
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241 | assertEquals(null, param.getValue()); |
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242 | assertEquals(s.length(), cursor.getPos()); |
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243 | assertTrue(cursor.atEnd()); |
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244 | |
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245 | s = "test=stuff"; |
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246 | buf = ContentUtil.encode(s); |
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247 | cursor = new ParserCursor(0, s.length()); |
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248 | |
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249 | param = parser.parseParameter(buf, cursor); |
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250 | assertEquals("test", param.getName()); |
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251 | assertEquals("stuff", param.getValue()); |
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252 | assertEquals(s.length(), cursor.getPos()); |
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253 | assertTrue(cursor.atEnd()); |
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254 | |
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255 | s = " test = stuff "; |
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256 | buf = ContentUtil.encode(s); |
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257 | cursor = new ParserCursor(0, s.length()); |
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258 | |
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259 | param = parser.parseParameter(buf, cursor); |
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260 | assertEquals("test", param.getName()); |
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261 | assertEquals("stuff", param.getValue()); |
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262 | assertEquals(s.length(), cursor.getPos()); |
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263 | assertTrue(cursor.atEnd()); |
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264 | |
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265 | s = " test = stuff ;1234"; |
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266 | buf = ContentUtil.encode(s); |
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267 | cursor = new ParserCursor(0, s.length()); |
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268 | |
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269 | param = parser.parseParameter(buf, cursor); |
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270 | assertEquals("test", param.getName()); |
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271 | assertEquals("stuff", param.getValue()); |
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272 | assertEquals(s.length() - 4, cursor.getPos()); |
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273 | assertFalse(cursor.atEnd()); |
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274 | |
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275 | s = "test = \"stuff\""; |
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276 | buf = ContentUtil.encode(s); |
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277 | cursor = new ParserCursor(0, s.length()); |
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278 | |
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279 | param = parser.parseParameter(buf, cursor); |
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280 | assertEquals("test", param.getName()); |
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281 | assertEquals("stuff", param.getValue()); |
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282 | |
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283 | s = "test = text(text of some kind)/stuff(stuff of some kind)"; |
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284 | buf = ContentUtil.encode(s); |
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285 | cursor = new ParserCursor(0, s.length()); |
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286 | |
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287 | param = parser.parseParameter(buf, cursor); |
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288 | assertEquals("test", param.getName()); |
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289 | assertEquals("text/stuff", param.getValue()); |
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290 | |
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291 | s = "test = \" stuff\\\"\""; |
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292 | buf = ContentUtil.encode(s); |
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293 | cursor = new ParserCursor(0, s.length()); |
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294 | |
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295 | param = parser.parseParameter(buf, cursor); |
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296 | assertEquals("test", param.getName()); |
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297 | assertEquals(" stuff\"", param.getValue()); |
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298 | |
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299 | s = "test = \" stuff\\\\\\\"\""; |
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300 | buf = ContentUtil.encode(s); |
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301 | cursor = new ParserCursor(0, s.length()); |
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302 | |
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303 | param = parser.parseParameter(buf, cursor); |
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304 | assertEquals("test", param.getName()); |
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305 | assertEquals(" stuff\\\"", param.getValue()); |
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306 | |
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307 | s = " test"; |
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308 | buf = ContentUtil.encode(s); |
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309 | cursor = new ParserCursor(0, s.length()); |
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310 | |
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311 | param = parser.parseParameter(buf, cursor); |
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312 | assertEquals("test", param.getName()); |
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313 | assertEquals(null, param.getValue()); |
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314 | |
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315 | s = " "; |
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316 | buf = ContentUtil.encode(s); |
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317 | cursor = new ParserCursor(0, s.length()); |
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318 | |
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319 | param = parser.parseParameter(buf, cursor); |
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320 | assertEquals("", param.getName()); |
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321 | assertEquals(null, param.getValue()); |
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322 | |
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323 | s = " = stuff "; |
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324 | buf = ContentUtil.encode(s); |
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325 | cursor = new ParserCursor(0, s.length()); |
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326 | |
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327 | param = parser.parseParameter(buf, cursor); |
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328 | assertEquals("", param.getName()); |
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329 | assertEquals("stuff", param.getValue()); |
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330 | } |
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331 | |
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332 | public void testNameValueListParseBasics() { |
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333 | RawFieldParser parser = new RawFieldParser(); |
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334 | ByteSequence buf = ContentUtil.encode( |
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335 | "test; test1 = stuff ; test2 = \"stuff; stuff\"; test3=\"stuff"); |
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336 | ParserCursor cursor = new ParserCursor(0, buf.length()); |
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337 | List<NameValuePair> params = parser.parseParameters(buf, cursor); |
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338 | |
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339 | assertEquals("test", params.get(0).getName()); |
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340 | assertEquals(null, params.get(0).getValue()); |
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341 | assertEquals("test1", params.get(1).getName()); |
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342 | assertEquals("stuff", params.get(1).getValue()); |
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343 | assertEquals("test2", params.get(2).getName()); |
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344 | assertEquals("stuff; stuff", params.get(2).getValue()); |
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345 | assertEquals("test3", params.get(3).getName()); |
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346 | assertEquals("stuff", params.get(3).getValue()); |
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347 | assertEquals(buf.length(), cursor.getPos()); |
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348 | assertTrue(cursor.atEnd()); |
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349 | } |
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350 | |
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351 | public void testNameValueListParseEmpty() { |
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352 | ByteSequence buf = ContentUtil.encode(" "); |
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353 | RawFieldParser parser = new RawFieldParser(); |
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354 | ParserCursor cursor = new ParserCursor(0, buf.length()); |
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355 | List<NameValuePair> params = parser.parseParameters(buf, cursor); |
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356 | assertEquals(0, params.size()); |
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357 | } |
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358 | |
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359 | public void testNameValueListParseEscaped() { |
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360 | ByteSequence buf = ContentUtil.encode( |
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361 | "test1 = \"\\\"stuff\\\"\"; test2= \"\\\\\"; test3 = \"stuff; stuff\""); |
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362 | RawFieldParser parser = new RawFieldParser(); |
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363 | ParserCursor cursor = new ParserCursor(0, buf.length()); |
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364 | List<NameValuePair> params = parser.parseParameters(buf, cursor); |
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365 | assertEquals(3, params.size()); |
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366 | assertEquals("test1", params.get(0).getName()); |
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367 | assertEquals("\"stuff\"", params.get(0).getValue()); |
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368 | assertEquals("test2", params.get(1).getName()); |
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369 | assertEquals("\\", params.get(1).getValue()); |
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370 | assertEquals("test3", params.get(2).getName()); |
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371 | assertEquals("stuff; stuff", params.get(2).getValue()); |
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372 | } |
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373 | |
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374 | public void testRawBodyParse() { |
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375 | ByteSequence buf = ContentUtil.encode( |
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376 | " text/plain ; charset=ISO-8859-1; " |
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377 | + "boundary=foo; param1=value1; param2=\"value2\"; param3=value3"); |
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378 | RawFieldParser parser = new RawFieldParser(); |
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379 | ParserCursor cursor = new ParserCursor(0, buf.length()); |
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380 | RawBody body = parser.parseRawBody(buf, cursor); |
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381 | assertNotNull(body); |
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382 | assertEquals("text/plain", body.getValue()); |
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383 | List<NameValuePair> params = body.getParams(); |
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384 | assertEquals(5, params.size()); |
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385 | assertEquals("charset", params.get(0).getName()); |
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386 | assertEquals("ISO-8859-1", params.get(0).getValue()); |
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387 | assertEquals("boundary", params.get(1).getName()); |
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388 | assertEquals("foo", params.get(1).getValue()); |
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389 | assertEquals("param1", params.get(2).getName()); |
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390 | assertEquals("value1", params.get(2).getValue()); |
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391 | assertEquals("param2", params.get(3).getName()); |
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392 | assertEquals("value2", params.get(3).getValue()); |
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393 | assertEquals("param3", params.get(4).getName()); |
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394 | assertEquals("value3", params.get(4).getValue()); |
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395 | } |
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396 | |
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397 | public void testRawBodyParseWithComments() { |
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398 | ByteSequence buf = ContentUtil.encode( |
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399 | " text/(nothing special)plain ; charset=(latin)ISO-8859-1; " |
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400 | + "boundary=foo(bar);"); |
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401 | RawFieldParser parser = new RawFieldParser(); |
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402 | ParserCursor cursor = new ParserCursor(0, buf.length()); |
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403 | RawBody body = parser.parseRawBody(buf, cursor); |
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404 | assertNotNull(body); |
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405 | assertEquals("text/plain", body.getValue()); |
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406 | List<NameValuePair> params = body.getParams(); |
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407 | assertEquals(2, params.size()); |
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408 | assertEquals("charset", params.get(0).getName()); |
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409 | assertEquals("ISO-8859-1", params.get(0).getValue()); |
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410 | assertEquals("boundary", params.get(1).getName()); |
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411 | assertEquals("foo", params.get(1).getValue()); |
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412 | } |
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413 | |
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414 | public void testRawBodyParseEmptyParam() { |
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415 | ByteSequence buf = ContentUtil.encode( |
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416 | "multipart/alternative;; boundary=\"boundary\""); |
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417 | RawFieldParser parser = new RawFieldParser(); |
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418 | ParserCursor cursor = new ParserCursor(0, buf.length()); |
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419 | RawBody body = parser.parseRawBody(buf, cursor); |
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420 | assertNotNull(body); |
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421 | assertEquals("multipart/alternative", body.getValue()); |
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422 | List<NameValuePair> params = body.getParams(); |
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423 | assertEquals(2, params.size()); |
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424 | assertEquals("", params.get(0).getName()); |
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425 | assertEquals(null, params.get(0).getValue()); |
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426 | assertEquals("boundary", params.get(1).getName()); |
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427 | assertEquals("boundary", params.get(1).getValue()); |
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428 | } |
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429 | |
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430 | public void testRawBodyParseFolded() { |
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431 | ByteSequence buf = ContentUtil.encode( |
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432 | "multipart/alternative; boundary=\"simple\r\n boundary\""); |
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433 | RawFieldParser parser = new RawFieldParser(); |
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434 | ParserCursor cursor = new ParserCursor(0, buf.length()); |
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435 | RawBody body = parser.parseRawBody(buf, cursor); |
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436 | assertNotNull(body); |
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437 | assertEquals("multipart/alternative", body.getValue()); |
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438 | List<NameValuePair> params = body.getParams(); |
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439 | assertEquals(1, params.size()); |
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440 | assertEquals("boundary", params.get(0).getName()); |
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441 | assertEquals("simple boundary", params.get(0).getValue()); |
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442 | } |
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443 | |
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444 | } |
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